HUAWEI TECHNOLOGIES CO., LTD. patent applications on February 6th, 2025
Patent Applications by HUAWEI TECHNOLOGIES CO., LTD. on February 6th, 2025
HUAWEI TECHNOLOGIES CO., LTD.: 94 patent applications
HUAWEI TECHNOLOGIES CO., LTD. has applied for patents in the areas of H04L5/00 (9), H04L1/00 (5), H04W64/00 (5), H04B7/06 (3), H04L27/26 (3) H04B7/18519 (2), H04W64/00 (2), H04L43/0852 (2), H05K5/0226 (2), H04W74/0833 (2)
With keywords such as: device, information, network, based, data, terminal, signal, communication, apparatus, and application in patent application abstracts.
Patent Applications by HUAWEI TECHNOLOGIES CO., LTD.
Inventor(s): Kun Guo of Wuhan (CN) for huawei technologies co., ltd.
IPC Code(s): B60K35/29, B60K35/22, G01C21/36, G06T11/00
CPC Code(s): B60K35/29
Abstract: embodiments of this application provide a display method, a vehicle, and an electronic device. in the technical solutions provided in embodiments of this application, the method includes: replacing a first mask on a plurality of layers of a home screen with a second mask in response to an operation of a user, where the second mask is used to block a target layer on which an image of a target application is displayed, to enable the home screen not to display an image of the target layer; performing a target operation on the target layer; and replacing the second mask with the first mask after the target operation performed on the target layer is completed, to enable the home screen to display the image of the target layer.
Inventor(s): Jianwei WANG of Shenzhen (CN) for huawei technologies co., ltd., Li YAN of Dongguan (CN) for huawei technologies co., ltd., Longzhen LAI of Hangzhou (CN) for huawei technologies co., ltd.
IPC Code(s): B60W50/029, B60W50/14, B60W60/00
CPC Code(s): B60W50/029
Abstract: embodiments of this application provide a control method and apparatus, and a means of transportation. the method includes: a first controller obtains a first sensing result based on data collected by a sensor in a first sensor group; a second controller obtains a second sensing result based on data collected by a sensor in a second sensor group; the first controller receives the second sensing result sent by the second controller; and the first controller sends a first control instruction to an executor based on the first sensing result and the second sensing result. embodiments of this application may be applied to an intelligent vehicle or an electric vehicle, to help improve utilization of computing resources and reduce costs of a controller.
Inventor(s): Xiaoyi BAO of Ottawa (CA) for huawei technologies co., ltd., Yuan WANG of Ottawa (CA) for huawei technologies co., ltd.
IPC Code(s): G01M11/00
CPC Code(s): G01M11/37
Abstract: system and method for determining distributed birefringence variations in a polarization-maintaining optical fiber (pm fiber). the method includes causing a pump signal to be sent into the pm fiber to generate a brillouin dynamic grating (bdg) therein, causing a first chirped probe optical pulse to be sent into the pm fiber, receiving a first reflected signal, the first reflected signal being a first portion of the first chirped probe optical pulse reflected by the bdg, receiving a second reflected signal, the second reflected signal being a second portion of the first chirped probe optical pulse reflected by the bdg, and determining a variation of birefringence of the pm fiber indicative of a variation of physical disturbance of the pm fiber between times of reflections on the bdg of the first and second reflected signals.
Inventor(s): Li Zheng of Shenzhen (CN) for huawei technologies co., ltd., Wenbin Cai of Shanghai (CN) for huawei technologies co., ltd., Yicai Wu of Shanghai (CN) for huawei technologies co., ltd., Zijie Mao of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): G01N21/3577
CPC Code(s): G01N21/3577
Abstract: a substance component detection apparatus and a method are provided to reduce absorption of an infrared signal by a window medium, thereby obtaining abundant fingerprint region signals. the apparatus includes: a sample pool, an infrared optical window, an infrared light source, and a detector. the infrared optical window has a first surface that faces an inner side of the sample pool and that is configured to be in contact with a to-be-detected substance, and a second surface exposed on an outer side of the sample pool. a protruding portion is formed between two adjacent grooves on the second surface, and any protruding portion has an incident surface and an emergent surface. an infrared signal emitted by the infrared light source is irradiated on the incident surface. the detector determines a component of the to-be-detected substance and/or content of the component.
20250044406. DEVICE SENSING METHOD AND APPARATUS_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Ruiyang DUAN of Shenzhen (CN) for huawei technologies co., ltd., Xueru LI of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): G01S7/292, G01S13/10
CPC Code(s): G01S7/292
Abstract: this application provides a device sensing method and an apparatus. the method includes: a sensing device sends a sensing signal, receives an echo signal of the sensing signal, and performs processing based on the echo signal. the sensing signal is generated based on a gcp with a length of n, where n is greater than or equal to 32. when n is equal to 32, 64, 128, 256, 512, or 1024, the gcp may be generated through generalized boolean function mapping. when n is equal to 160, 320, 640, or 832, the gcp is a direct product of a first gcp and a second gcp, a length of the first gcp is n, a length of the second gcp is n, and n�n=n.
Inventor(s): Girish Shivalingappa Revadigar of Singapore (SG) for huawei technologies co., ltd., Suk In Kang of Singapore (SG) for huawei technologies co., ltd., Zhuo Wei of Singapore (SG) for huawei technologies co., ltd., Seonghoon Jeong of Seoul (KR) for huawei technologies co., ltd., Hyunjae Kang of Seoul (KR) for huawei technologies co., ltd., Huy Kang Kim of Seoul (KR) for huawei technologies co., ltd., Hyun Min Song of Seoul (KR) for huawei technologies co., ltd.
IPC Code(s): G01S17/88, G01S17/04, G06N3/092
CPC Code(s): G01S17/88
Abstract: an intrusion detection method includes obtaining a first point cloud from a light detection and ranging (lidar) sensor, obtaining a first object information by applying a first perception process to the first point cloud, modifying the first point cloud to obtain a second point cloud, obtaining a second object information by applying a second perception process to the second point cloud, and providing an intrusion result based on a comparison between the first object information and the second object information.
Inventor(s): Meixin Lin of Shenzhen (CN) for huawei technologies co., ltd., Yunfei Qiao of Hangzhou (CN) for huawei technologies co., ltd., Xian Meng of Hangzhou (CN) for huawei technologies co., ltd., Jun Wang of Hangzhou (CN) for huawei technologies co., ltd.
IPC Code(s): G01S19/25, H04W36/00, H04W36/08, H04W36/16, H04W36/32, H04W36/36, H04W84/06
CPC Code(s): G01S19/256
Abstract: this application provides a handover method and apparatus in satellite communications. the handover method in satellite communications in this application includes: obtaining, by a terminal device, ephemeris information of first satellite base stations, where the first satellite base stations are satellite base stations that cover the terminal device; determining, by the terminal device based on the ephemeris information, a destination satellite base station to which the terminal device needs to hand over; determining, by the terminal device based on the determined destination satellite base station, a first time at which the terminal device is to hand over to the destination satellite base station; and handing over, by the terminal device based on the determined first time, to a destination cell served by the destination satellite base station.
Inventor(s): Shuliang Ma of Xi’an (CN) for huawei technologies co., ltd., Kai Hu of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): G06F1/3218, G06F1/16, H04M1/02
CPC Code(s): G06F1/3218
Abstract: a method for reduction of power consumption is implemented in an electronic device with a foldable display, which includes a first region and a second region. when the foldable display is in a folded state, the first region is used to display an image, and the second region is not used to display an image, and the electronic device enters a power saving mode. in the power saving mode, a light-emitting control signal or a gate scanning signal in the second region is always in an off state, or a light-emitting control signal or a gate scanning signal in the second region is in an off state within a first time period, and is in an on state within a second time period to display black.
Inventor(s): Hongkai Su of Nanjing (CN) for huawei technologies co., ltd., Dun Niu of Nanjing (CN) for huawei technologies co., ltd.
IPC Code(s): G06F3/04845, G06F3/0482, G06F3/0483
CPC Code(s): G06F3/04845
Abstract: an interface layout method and apparatus are provided to facilitate application development. the method can be applied to a layout module of a terminal device, where the terminal device further includes a first application. the method includes receiving an interface refresh instruction and adjusting an initial layout of the to-be-adjusted view based on a type of a to-be-adjusted view on an application interface of the first application and a target size. a layout adjustment can be performed to obtain a target layout of the to-be-adjusted view, where the target size is a size of a target display area, the target display area displays an adjusted layout of the application interface of the first application, and the adjusted layout includes the target layout of the to-be-adjusted view.
Inventor(s): Xiaoming Zhu of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): G06F3/06
CPC Code(s): G06F3/0619
Abstract: a storage apparatus includes a controller and a storage medium that are connected to each other. the controller is configured to send a data processing instruction to the storage medium. after executing the data processing instruction, the storage medium is configured to send a target identifier to the controller. the target identifier is at least one of a first identifier and a second identifier, the first identifier indicates the data processing instruction, and the second identifier indicates a fault status. the controller is further configured to confirm, based on the target identifier, that the storage medium has executed the data processing instruction.
Inventor(s): Yu Huang of Shenzhen (CN) for huawei technologies co., ltd., Shiyao Hu of Wuhan (CN) for huawei technologies co., ltd., Zhipeng Wu of Wuhan (CN) for huawei technologies co., ltd., Lixue Zhao of Wuhan (CN) for huawei technologies co., ltd.
IPC Code(s): G06F3/14, G06T9/00, G09G5/12
CPC Code(s): G06F3/1446
Abstract: a display picture synchronization method includes a source device that sends a first picture frame and a first specified display time corresponding to the first picture frame to each of the sink devices. if each of the sink devices successfully receives the first picture frame and determines that the first picture frame is capable of being displayed based on the first specified display time, each of the devices for performing picture frame synchronization display displays the first picture frame based on the first specified display time. each of the devices for performing picture frame synchronization display does not display the first picture frame if a first sink device in the sink devices fails to receive the first picture frame or successfully receives the first picture frame but determines that the first picture frame is incapable of being displayed based on the first specified display time.
Inventor(s): Chundong Li of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): G06F9/451, G06F3/04812, G06F3/0488, G06F3/14, H04M1/02
CPC Code(s): G06F9/451
Abstract: an interface display method and an electronic device. in the method, a target application in the electronic device may generate a view tree based on a first display window whose width is less than a width of an actual display window. the electronic device may generate, based on a second display window, a user interface corresponding to the view tree. the electronic device may stretch a second view node that may affect aesthetics of the user interface, so that a width of the second view node is adapted to a width of the second display window. for a first view node that does not affect the aesthetics of the user interface, a current state of the first view node in the user interface is maintained.
Inventor(s): Zhiyong Chen of Shenzhen (CN) for huawei technologies co., ltd., Yining Li of Shenzhen (CN) for huawei technologies co., ltd., Chengchao Wang of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): G06F11/10
CPC Code(s): G06F11/1068
Abstract: a processing system includes a first memory. the processing system is configured to obtain first data, where the first data is data to be written into the first memory; determine, based on first error distribution area information of at least one memory space included in the first memory, a first arrangement manner of a memory space occupied by a data symbol; determine the first data as m data symbols based on the first arrangement manner of the memory space occupied by the data symbol, where each of the m data symbols includes a plurality of data bits; perform first error correction code encoding on the m data symbols to obtain n first redundant symbols; and write the m data symbols and the n first redundant symbols into the first memory.
Inventor(s): Fuan PU of Shenzhen (CN) for huawei technologies co., ltd., Ran LIU of Shenzhen (CN) for huawei technologies co., ltd., Shaoliang HE of Shenzhen (CN) for huawei technologies co., ltd., Guohuai LI of Shenzhen (CN) for huawei technologies co., ltd., Haidong SONG of Shenzhen (CN) for huawei technologies co., ltd., Weilu LI of Shanghai (CA) for huawei technologies co., ltd., Xinjian WANG of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): G06F16/14, G06F16/178, G06F16/182
CPC Code(s): G06F16/148
Abstract: this application discloses example data management methods. one example method includes obtaining, by a first terminal device, metadata of a target file in response to an access operation performed by a user on the target file through a first application, where the target file is stored in a local storage device, the first application is different from a second application, the second application is a dedicated application that is of the local storage device and that is installed on the first terminal device, and the first terminal device stores the metadata of the target file. the first terminal device sends an access request to the local storage device, where the access request includes the metadata of the target file. the first terminal device receives the target file sent by the local storage device.
Inventor(s): Xiang CHEN of Beijing (CN) for huawei technologies co., ltd., Junpeng GAO of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): G06F17/13, G06F30/23, G06F30/27, G06F111/04, G06F111/10
CPC Code(s): G06F17/13
Abstract: a data processing method. the method includes: obtaining first information, where the first information includes a constraint condition of a parameter in a to-be-solved pde and an initial mesh corresponding to the pde, the pde is obtained based on a to-be-simulated object, a shape of the initial mesh is determined based on the to-be-simulated object, and the initial mesh includes n first mesh points; and inputting the first information into a first neural network, to obtain n second mesh points output by the first neural network. the n second mesh points belong to an updated mesh, the updated mesh is used to solve the pde, and the pde does not need to be solved repeatedly. this takes short time, and reduces computer resource overheads.
Inventor(s): Mingyu ZHAO of Shanghai (CN) for huawei technologies co., ltd., Xueqiang YAN of Shanghai (CN) for huawei technologies co., ltd., Bo LI of Shenzhen (CN) for huawei technologies co., ltd., Yan XI of Shanghai (CN) for huawei technologies co., ltd., Yang WANG of Shenzhen (CN) for huawei technologies co., ltd., Weijun XING of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): G06F21/62, G06F16/23
CPC Code(s): G06F21/6218
Abstract: a data management method, a system, and a device are provided. an example method includes: a data storage entity receives a data access request and sends an access permission verification request to a distributed ledger node storing a data access policy of the client and/or a data access policy of the user. the distributed ledger node verifies, based on an identifier of a client and/or an identifier of a user in the access permission verification request and a distributed ledger, whether the client has data access permission, and sends a first access permission verification response to the data storage entity if the client has the data access permission, where the first access permission verification response indicates that the client has the data access permission. after receiving the first access permission verification response sent from the distributed ledger node, the data storage entity sends corresponding data to the client.
Inventor(s): Adam Christian Cavatassi of Mississauga (CA) for huawei technologies co., ltd., Yiqun Ge of Kanata (CA) for huawei technologies co., ltd., Wen Tong of Ottawa (CA) for huawei technologies co., ltd., Wuxian Shi of Kanata (CA) for huawei technologies co., ltd.
IPC Code(s): G06N3/0985
CPC Code(s): G06N3/0985
Abstract: some embodiments of the present application provide a forward-propagation-only (fp-only) method of training a dnn model. such methods result in a trained dnn model whose performance comparable to a dnn model trained using bidirectional training methods. the fp-only method for training a dnn model may operate without employing the known chain rule. the chain rule is employed when computing gradients for a backward propagation in a bidirectional method. the fp-only method may allow for the computations and updates to the parameters for each layer of the dnn model to be performed in parallel. the fp-only methods for training a dnn model use stochastic gradient descent and the fp-only method for training a dnn model still involves computing gradients. however, the fp-only methods of training a dnn model allow for computing of gradients without the chain rule.
Inventor(s): Xiangyu Hu of Hangzhou (CN) for huawei technologies co., ltd., Weiwei Xu of Hangzhou (CN) for huawei technologies co., ltd., Jinsong Wen of Shenzhen (CN) for huawei technologies co., ltd., Yanbing Jia of Shenzhen (CN) for huawei technologies co., ltd., Jiantong Zhou of Shenzhen (CN) for huawei technologies co., ltd., Qiyan Zhai of Shenzhen (CN) for huawei technologies co., ltd., Yihua Zeng of Shenzhen (CN) for huawei technologies co., ltd., Quanhe Yu of Beijing (CN) for huawei technologies co., ltd., Zizhong Wang of Shenzhen (CN) for huawei technologies co., ltd., Yichuan Wang of Shenzhen (CN) for huawei technologies co., ltd., Hu Chen of Munich (DE) for huawei technologies co., ltd., Jinqin Ai of Shenzhen (CN) for huawei technologies co., ltd., Yutong Hu of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): G06T5/20, G06F3/04845, G06F3/04883
CPC Code(s): G06T5/20
Abstract: this application provides a picture processing method. the method includes: the encoder side obtains a to-be-processed picture, obtains a plurality of groups of visual sensory experience parameters, and encodes the to-be-processed picture and the plurality of groups of visual sensory experience parameters. at a decoder side, the method includes: the decoder side obtains a to-be-processed picture, obtains a zoom-in operation instruction, obtains one or more groups of visual sensory experience parameters corresponding to one or more local pictures, and separately processes the corresponding local picture based on the one or more groups of visual sensory experience parameters to obtain a processed local picture.
Inventor(s): Wei Dong of Xi’an (CN) for huawei technologies co., ltd., Haowei Xu of Xi’an (CN) for huawei technologies co., ltd., Pei Yao of Xi’an (CN) for huawei technologies co., ltd., Xiao Wang of Xi’an (CN) for huawei technologies co., ltd.
IPC Code(s): G08B21/02, G10L15/22, G16Y10/60, G16Y10/80
CPC Code(s): G08B21/02
Abstract: the system includes a hub device, a first electronic device, and a second electronic device. the first electronic device includes a first ultra-wide band module and a millimeter-wave radar module. position information of the second electronic device and position information of a user are obtained based on position measurement for the second electronic device, measurement for a human body position, and conversion that are performed by the first electronic device. at least one second electronic device automatically performs a preset operation based on the position information of the user and the position information of the second electronic device.
20250046356. MEMORY AND ACCESS METHOD_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Jeffrey Junhao XU of Shanghai (CN) for huawei technologies co., ltd., Huan YANG of Shanghai (CN) for huawei technologies co., ltd., Riqing ZHANG of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): G11C11/16, H10B61/00, H10N50/80, H10N50/85
CPC Code(s): G11C11/1659
Abstract: this application provides a magneto-resistive random access memory, to reduce a chip area. the magneto-resistive random access memory includes: a plurality of stacked stacking layers, where each stacking layer includes a plurality of magnetic memory cells arranged in a two-dimensional manner; and a plurality of selective metal layers, where each stacking layer is disposed between two selective metal layers and is adjacent to the two selective metal layers, and each selective metal layer is connected to a magnetic memory cell in an adjacent stacking layer, and is configured to perform a read/write operation on the magnetic memory cell.
Inventor(s): Bin Zou of Xi’an (CN) for huawei technologies co., ltd., Zhi Guo of Xi’an (CN) for huawei technologies co., ltd., Bing Liu of Xi’an (CN) for huawei technologies co., ltd., Ziyi Wang of Xi’an (CN) for huawei technologies co., ltd.
IPC Code(s): H01Q1/27, G04G17/04, H01Q1/50
CPC Code(s): H01Q1/273
Abstract: embodiments of this application provide an electronic device and an electronic device assembly. the electronic device includes at least a casing and an antenna assembly. at least one outer side wall of the casing is provided with a first groove that is configured to connect at least the electronic device and an external component, a first receiving cavity is further provided inside the casing, at least a part of a radiating element of the antenna assembly is located in the first receiving cavity, and a projection of the first receiving cavity in a thickness direction of the electronic device at least partially overlaps with a projection of the first groove in the thickness direction of the electronic device. in this way, a size of the electronic device can be reduced, so that the entire electronic device is small. this can improve wearing experience of a user.
Inventor(s): Naida Zhu of Shenzhen (CN) for huawei technologies co., ltd., Hanyang Wang of Reading (GB) for huawei technologies co., ltd., Yu Yao of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H01Q1/38, H01Q1/22
CPC Code(s): H01Q1/38
Abstract: an antenna structure includes a metal cavity and a first radiator. a first slot and a second slot are provided on a first metal layer of the metal cavity, and a first end of the second slot is connected to the first slot. a first feed point is disposed in the first slot, and a second feed point is disposed in the second slot.
Inventor(s): Xin Guo of Xi’an (CN) for huawei technologies co., ltd., Xiaofeng Zhou of Shanghai (CN) for huawei technologies co., ltd., Yang Gao of Xi’an (CN) for huawei technologies co., ltd., Meng Xu of Xi’an (CN) for huawei technologies co., ltd., Yukai Wang of Xi’an (CN) for huawei technologies co., ltd.
IPC Code(s): H02J7/00, H02J50/10, H02M3/158
CPC Code(s): H02J7/00712
Abstract: a charging circuit includes at least two direct current-direct current (dc-dc) conversion circuits coupled between a power supply end and a charging end of the charging circuit. a voltage input end of the dc-dc conversion circuit is coupled to the power supply end, and a voltage output end of the dc-dc conversion circuit is coupled to the charging end. the at least two dc-dc conversion circuits include a first dc-dc conversion circuit and a second dc-dc conversion circuit. the first dc-dc conversion circuit is configured to perform voltage conversion on a voltage at the power supply end, to output a first charging signal to the battery. the second dc-dc conversion circuit is configured to perform voltage conversion on the voltage at the power supply end to output a second charging signal to the battery.
Inventor(s): Mostafa Medra of Kanata (CA) for huawei technologies co., ltd., Ahmad Mustafa Musa Abu Al Haija of Ottawa (CA) for huawei technologies co., ltd., Mohammadhadi Baligh of Ottawa (CA) for huawei technologies co., ltd.
IPC Code(s): H04B7/04, H04B17/309
CPC Code(s): H04B7/04013
Abstract: methods, devices, and computer-readable media are provided that enable a reconfigurable intelligent surface (ris) to shape a beam being redirected by the ris for robustness whether the ris is integrated at a transmitter, such as a base station or a user equipment (ue), or the ris is a separate entity from the transmitter. an example method includes beamforming the signal to be transmitted, the beamforming comprising applying beam coefficients to a transmitter. the example method further includes determining configuration information for a reconfigurable intelligent surface (ris) enabling modification of the signal that impinges on the ris. the configuration information for the ris pertains to beam direction, beam shape, and beam robustness of the redirected beam.
Inventor(s): Yu CAO of Kanata (CA) for huawei technologies co., ltd., Jianglei MA of Kanata (CA) for huawei technologies co., ltd., Ming JIA of Kanata (CA) for huawei technologies co., ltd.
IPC Code(s): H04B7/0413
CPC Code(s): H04B7/0413
Abstract: methods and apparatuses for performing mimo transmissions are described. retransmission schemes are described for mimo transmissions. in an example, a transmitter node obtains a plurality of packets to be transmitted to an intended receiver node over a plurality of mimo layers. a set of one or more cross-block check blocks is generated, where the set of one or more cross-block check blocks being is using a plurality of bits selected from across two or more packets to be transmitted over respective two or more mimo layers. the set of one or more cross-block check blocks is transmitted over one or more mimo layers.
Inventor(s): Hui WANG of Shanghai (CN) for huawei technologies co., ltd., Shuri LIAO of Shanghai (CN) for huawei technologies co., ltd., Shengyue DOU of Shanghai (CN) for huawei technologies co., ltd., Jiayin ZHANG of Shanghai (CN) for huawei technologies co., ltd., Xiaolu WANG of Hangzhou (CN) for huawei technologies co., ltd.
IPC Code(s): H04B7/185, H04W48/08
CPC Code(s): H04B7/18513
Abstract: an ephemeris information indication method and an apparatus are provided. in the method, a terminal device receives ephemeris information in a time window, where the ephemeris information corresponds to a system information modification period in which the time window is located. the terminal device determines, based on the system information modification period and a start position of the system information modification period, the system information modification period in which the time window is located. the terminal device determines the ephemeris information reference time based on an end position of a 1time window in the system information modification period in which the time window is located.
Inventor(s): Ying Chen of Hangzhou (CN) for huawei technologies co., ltd., Peng Zhang of Beijing (CN) for huawei technologies co., ltd., Xinghua Song of Beijing (CN) for huawei technologies co., ltd., Jun Wang of Hangzhou (CN) for huawei technologies co., ltd.
IPC Code(s): H04B7/185, H04B17/318
CPC Code(s): H04B7/18519
Abstract: a satellite communication method and an apparatus are provided, and the method may be applied to a communication apparatus supporting a satellite frequency band, a communication apparatus supporting the satellite frequency band and a terrestrial frequency band, or the like. the method includes: a first communication apparatus obtains a first signal threshold, and detects a signal strength of a second frequency band, where the second frequency band is used by a second communication apparatus (for example, a communication apparatus in a terrestrial cell) to receive a signal; and when the signal strength of the second frequency band is less than or equal to the first signal threshold, determines to send a signal on a first frequency band.
20250047370. COMMUNICATION METHOD AND APPARATUS_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Ying CHEN of Hangzhou (CN) for huawei technologies co., ltd., Yunfei QIAO of Hangzhou (CN) for huawei technologies co., ltd., Yinggang DU of Shenzhen (CN) for huawei technologies co., ltd., Jun WANG of Hangzhou (CN) for huawei technologies co., ltd.
IPC Code(s): H04B7/185, H04W64/00
CPC Code(s): H04B7/18519
Abstract: the technology of this application relates to a communication method and apparatus. in the method, a terminal device camping on a satellite cell receives first information, where the first information includes at least one first reference point and a frequency of at least one neighboring cell corresponding to the first reference point. the first reference point indicates a location in a first area other than a location of a network device to which the at least one neighboring cell corresponding to the first reference point belongs, and the first area includes a coverage area of the at least one neighboring cell corresponding to the first reference point. the terminal device measures the frequency of the at least one neighboring cell corresponding to the first reference point if a location of the terminal device is within a distance range of the first reference point.
Inventor(s): Zhiping JIANG of Kanata (CA) for huawei technologies co., ltd.
IPC Code(s): H04B10/071, H04B10/50
CPC Code(s): H04B10/071
Abstract: a method and system for inspecting polarization in a fibered optical path. the method being executed by a computer-implemented system comprising a controller and at least one detector communicatively coupled to the controller, the computer-implemented system being operatively connected to the fibered optical path, including: causing a laser to emit at least one optical pulse into the fibered optical path; detecting a plurality of reflected optical signals from the fibered optical path; determining a plurality of experimental correlation values based on the plurality of reflected optical signals and a reference signal function; and in response to a given experimental correlation value of the plurality of experimental correlation values being less than a threshold, identifying a mechanical disturbance caused by birefringence in the fibered optical path, the mechanical disturbance being located at a location of the plurality of locations corresponding to the given experimental correlation value.
Inventor(s): Valerio Bioglio of Munich (DE) for huawei technologies co., ltd.
IPC Code(s): H04L1/00
CPC Code(s): H04L1/0045
Abstract: the present disclosure relates to a multi-stage encoder comprising m sub-encoders for encoding k information bits by means of m component codes, each component code being of length n, in a codeword having a total length of mn, wherein each of m, k and n is an integer, wherein m≤n and k≤n, and wherein the encoder is configured to: store the k information bits into a message u; divide the message u into m sub-information vectors u, i=1, . . . , m of length k, . . . , k, respectively, wherein k+ . . . +k=k; encode, by means of the m sub-encoders, each of the m sub-information vectors uinto m sub-codewords c, . . . , c; map the m sub-codewords c, . . . , cinto n symbols taken from 2constellation points of a modulation format to form a vector x; label each of the n symbols into a string of m bits; and transmit the vector x through a communication channel.
Inventor(s): Hua Chen of Nanjing (CN) for huawei technologies co., ltd., Peng Wang of Shenzhen (CN) for huawei technologies co., ltd., Ying Li of Dongguan (CN) for huawei technologies co., ltd., Yumeng Yang of Munich (DE) for huawei technologies co., ltd., Xiangen Xu of Nanjing (CN) for huawei technologies co., ltd., Feng Gao of Nanjing (CN) for huawei technologies co., ltd.
IPC Code(s): H04L1/00, H04L25/49
CPC Code(s): H04L1/0058
Abstract: a signal processing method applied to a transmit end includes obtaining an ldpc encoded signal based on a to-be-sent signal; then, modulating the ldpc encoded signal into a pam8 symbol; and further, sending the pam8 symbol to a receive end through a network cable.
Inventor(s): Bin Li of Shenzhen (CN) for huawei technologies co., ltd., Huazi Zhang of Hangzhou (CN) for huawei technologies co., ltd., Jiaqi Gu of Shenzhen (CN) for huawei technologies co., ltd., Xianbin Wang of Hangzhou (CN) for huawei technologies co., ltd.
IPC Code(s): H04L1/1607, H04L1/00
CPC Code(s): H04L1/1607
Abstract: this application provides an information transmission method and an apparatus. in the method, a sending device sends a first bit sequence to a receiving device. optionally, the first bit sequence is an information bit sequence, or the first bit sequence is an information bit sequence obtained through first encoding. the sending device receives a second bit sequence from the receiving device. the sending device sends a first code block to the receiving device, where the first code block is obtained based on a first error pattern and a first check matrix. the first error pattern is determined based on the second bit sequence and the first bit sequence.
Inventor(s): Yu CAO of Kanata (CA) for huawei technologies co., ltd., Ming JIA of Kanata (CA) for huawei technologies co., ltd., Huazi ZHANG of Kanata (CA) for huawei technologies co., ltd., Jianglei MA of Kanata (CA) for huawei technologies co., ltd.
IPC Code(s): H04L1/1607, H04L1/00
CPC Code(s): H04L1/1671
Abstract: methods and apparatuses for providing feedback in a harq scheme are described. a transmission-specific channel quality indicator (cqi) feedback scheme is described. a channel coding-related feedback scheme is also described.
Inventor(s): Ting WANG of Shanghai (CN) for huawei technologies co., ltd., Yongxia LYU of Shenzhen (CN) for huawei technologies co., ltd., Dongdong WEI of Shenzhen (CN) for huawei technologies co., ltd., Jianglei MA of Ottawa (CA) for huawei technologies co., ltd., Peiying ZHU of Ottawa (CA) for huawei technologies co., ltd.
IPC Code(s): H04L1/1812, H04L1/1867
CPC Code(s): H04L1/1816
Abstract: a communication method includes: a first apparatus obtains first information, where the first information indicates the first apparatus to perform multi-link hybrid automatic repeat request (harq) combination; the first apparatus receives first data from a first link, where the first data is initial transmission data or retransmission data for third data, and the first link is a link between the first apparatus and a second apparatus; the first apparatus receives second data from a second link, where the second data is retransmission data for the third data, and the second link is a link between the first apparatus and a third apparatus; and the first apparatus performs harq combination on the first data and the second data based on the first information.
20250047429. COMMUNICATION METHOD AND APPARATUS_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Chuili KONG of Hangzhou (CN) for huawei technologies co., ltd., Yunfei QIAO of Hangzhou (CN) for huawei technologies co., ltd., Feiran ZHAO of Hangzhou (CN) for huawei technologies co., ltd.
IPC Code(s): H04L5/00
CPC Code(s): H04L5/0005
Abstract: this application provides a communication method and apparatus, to resolve a problem that a quantity of supported beams in an existing solution is limited and therefore a large-scale cell cannot be fully covered, thereby improving reliability of initial access of terminal devices in the large-scale cell. the communication method and apparatus are applicable to various communication systems, for example, an ntn system, a satellite communication system, an aerial platform communication system, an uncrewed aerial vehicle communication system, a 5g system, an internet of vehicles system, and a v2x system. the method includes: generating n ssbs, where n≤l, l>64, lis a maximum quantity of supported sent ssbs, and n is a quantity of ssbs actually sent in one ssb cycle; and sending the n ssbs, where the n ssbs each carry an index i, and i is one of {0, 1, . . . , n−1}.
Inventor(s): Wuxiao Zhou of Shanghai (CN) for huawei technologies co., ltd., Jinhuan Xia of Beijing (CN) for huawei technologies co., ltd., Shurong Jiao of Shanghai (CN) for huawei technologies co., ltd., Jianping Shen of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H04L5/00, H04L1/1812, H04W4/06
CPC Code(s): H04L5/0055
Abstract: an apparatus and method, the method including receiving, by a terminal device, first configuration information from a network device, where the first configuration information indicates a second reporting mode, and the second reporting mode indicates to feed back hybrid automatic repeat request (harq-ack) information based on a negative acknowledgment only (nack-only), and when determining that a resource set overlaps a unicast uplink resource, sending, by the terminal device, the harq-ack information for a multicast service to the network device in a first reporting mode, where the first reporting mode indicates to feed back the harq-ack information based on an acknowledgment (ack) or a nack, the resource set comprises a plurality of multicast physical uplink control channel (pucch) resources, and the unicast uplink resource comprises a unicast pucch resource or a unicast physical uplink shared channel (pusch) resource, and the harq-ack information comprises an ack value or a nack value.
20250047457. COMMUNICATION METHOD AND APPARATUS_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Xiang GAO of Beijing (CN) for huawei technologies co., ltd., Changzhao DONG of Beijing (CN) for huawei technologies co., ltd., Kunpeng LIU of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04L5/00
CPC Code(s): H04L5/0094
Abstract: an access network device sends first indication information to a terminal device, and sends second indication information to the terminal device. when the second indication information indicates a first value, the first indication information indicates a first port index group in a plurality of port index groups included in a first set. when the second indication information indicates a second value, the first indication information indicates a second port index group in a plurality of port index groups included in a second set. the first port index group and the second port index group have an association relationship.
Inventor(s): Bin Hu of Beijing (CN) for huawei technologies co., ltd., Zhaocheng Xu of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04L12/18
CPC Code(s): H04L12/1818
Abstract: this application discloses a communication system. the communication system relates to a primary device and a secondary device. the primary device can obtain multimedia content that needs to be displayed in a conference process, and determine, in a real environment, a location of a virtual screen for playing the multimedia content. after the primary device starts a conference, the secondary device can obtain the multimedia content, and display the multimedia content at a specified location of a display based on the location of the virtual screen. when a user views the multimedia content on the secondary device, the multimedia content is superimposed on the location, determined by the primary device, of the virtual screen in the real environment.
20250047525. COMMUNICATION METHOD AND APPARATUS_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Jiaxuan Chen of Shanghai (CN) for huawei technologies co., ltd., Haicun Hang of Shanghai (CN) for huawei technologies co., ltd., Huangping Jin of Shanghai (CN) for huawei technologies co., ltd., Jing Liang of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H04L25/02
CPC Code(s): H04L25/0204
Abstract: a terminal device obtains m channel estimation results. the terminal device jointly compresses the m channel estimation results by using a first encoder network, to obtain n pieces of compressed information and first state information, where the first state information represents downlink channel information, the downlink channel information includes information about downlink channels corresponding to the m channel estimation results, and the first state information is used to determine next input information of the first encoder network. the terminal device sends the n pieces of compressed information to an access network device. downlink channels are correlated in time domain. when compressed information is obtained, in addition to a current downlink channel, a historical downlink channel is also referenced.
Inventor(s): Xiaohui PENG of Shenzhen (CN) for huawei technologies co., ltd., Bin QIAN of Shenzhen (CN) for huawei technologies co., ltd., Yunbo LI of Shenzhen (CN) for huawei technologies co., ltd., Kuan WU of Shenzhen (CN) for huawei technologies co., ltd., Xun YANG of Singapore (SG) for huawei technologies co., ltd., Min YAN of Shenzhen (CN) for huawei technologies co., ltd., Lei HUANG of Singapore (SG) for huawei technologies co., ltd.
IPC Code(s): H04L25/02, H04B17/24
CPC Code(s): H04L25/0212
Abstract: a method for feeding back a sensing measurement result based on uwb and an apparatus are applied to a uwb-based wpan system, for example, the 802.15.4a protocol, the 802.15.4z protocol, or the 802.15.4ab protocol in 802.15 series protocols, or may be applied to a wireless local area network system, a sensing system, or the like in 802.11 series protocols such as a next-generation wi-fi protocol of ieee 802.11ax, for example, 802.11be, wi-fi , or eht, and a next generation protocol of 802.11be, for example, wi-fi . the method includes: a transmitter sends control information; and correspondingly, a receiver receives the control information. then, the receiver sends feedback information, and correspondingly, the transmitter receives the feedback information. according to the technical solutions provided in this application, signaling overheads can be effectively reduced.
20250047538. COMMUNICATION METHOD AND APPARATUS_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Changzhao DONG of Beijing (CN) for huawei technologies co., ltd., Xianda LIU of Beijing (CN) for huawei technologies co., ltd., Kunpeng LIU of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04L27/26, H04B7/06, H04L5/00
CPC Code(s): H04L27/261
Abstract: a communication method and apparatus are provided, to improve communication reliability. the method includes: when a first index of a first signal is the same as a first index corresponding to first indication information, a terminal device may communicate the first signal based on a first spatial parameter indicated by the first indication information. the first spatial parameter may be for communicating at least two types of signals/channels. for example, the first indication information may be a unified tci. therefore, according to the method, in a scenario in which a spatial parameter for a signal/channel is indicated by the unified tci, a spatial parameter used for a to-be-sent signal/channel can be accurately determined, and the communication reliability can be improved.
20250047539. COMMUNICATION METHOD AND DEVICE_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Kuandong GAO of Shenzhen (CN) for huawei technologies co., ltd., Huang HUANG of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04L27/26
CPC Code(s): H04L27/2613
Abstract: embodiments of this application disclose a communication method and a device. the method includes: determining a first signal, where the first signal includes q reference signals, every k reference signals in the q reference signals form one group, a value of a first reference signal in the group is related to a value of a second reference signal, the second reference signal is a reference signal other than the first reference signal in the group, power of each group of reference signals at a start location of the first signal that has undergone dft processing is 0, and both k and q are even numbers greater than 1; and sending the first signal. based on the method described in this application, in-band interference of a signal is reduced.
20250047572. COMMUNICATION METHOD AND APPARATUS_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Liangliang LIU of Xi’an (CN) for huawei technologies co., ltd., Kai HUANG of Dongguan (CN) for huawei technologies co., ltd.
IPC Code(s): H04L41/5051, H04L65/1016
CPC Code(s): H04L41/5051
Abstract: a communication method and apparatus are provided. the method includes: a first control plane network element receives call signaling related to a call service, sends network element requirement information and preferred network element information to a network function repository network element based on the call signaling, and receives information about a target media plane network element configured to provide a second media plane service. the call signaling includes information about a first media plane network element configured to provide a first media plane service associated with the call service. the network element requirement information indicates to provide information about a media plane network element that can provide the second media plane service associated with the call service. the preferred network element information indicates that the first media plane network element is a preferred media plane network element. according to the method, failures of the second media plane service are reduced.
Inventor(s): Yunlei Qi of Dongguan (CN) for huawei technologies co., ltd., Rixin Li of Dongguan (CN) for huawei technologies co., ltd., Li Xu of Shenzhen (CN) for huawei technologies co., ltd., Yun Chen of Dongguan (CN) for huawei technologies co., ltd., Tie Wang of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04L43/0852, H04L47/28
CPC Code(s): H04L43/0852
Abstract: a first communication apparatus determines a first transmission delay indicating a transmission delay of a fine granularity service in the first communication apparatus; and the first communication apparatus sends the first transmission delay to a second communication apparatus. a service bit flow sent by a sink node meets a delay compensation requirement to ensure that a network transmission delay from a source node to the sink node and a network transmission delay from the sink node to the source node in a fine granularity service network are equal or meet an expected error range, or that the network transmission delay from the source node to the sink node and the network transmission delay from the sink node to the source node are adjusted to an expected value to meet a service requirement.
Inventor(s): Yongbo Zhou of Dongguan (CN) for huawei technologies co., ltd., Yongjie Shi of Dongguan (CN) for huawei technologies co., ltd., Yongzhi Liu of Dongguan (CN) for huawei technologies co., ltd., Li Xu of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04L43/0852, H04J3/06
CPC Code(s): H04L43/0852
Abstract: a packet processing method includes, when data at a first location in a packet arrives at a channel forwarding layer, determining a first multiframe used to bear the data at the first location, and determining a real timestamp of the first multiframe based on a timestamp of a second multiframe in a channel in which the first multiframe is located. the second multiframe is an xmultiframe previous to the first multiframe in the channel, x≥0, and the timestamp of the second multiframe is a timestamp at which a second location of the second multiframe arrives at a physical layer such that packet stamping is implemented in the ethernet leased line technology.
Inventor(s): Yunlei Qi of Dongguan (CN) for huawei technologies co., ltd., Rixin Li of Dongguan (CN) for huawei technologies co., ltd., Li Xu of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04L43/0852, H04L43/0864, H04L43/55
CPC Code(s): H04L43/0858
Abstract: a delay measurement method is disclosed. a first communication apparatus obtains a first moment, where the first moment is a timestamp at which the first communication apparatus inserts an operation, administration and maintenance oam block; and the first moment is greater than or equal to a moment at which the first communication apparatus receives a first service bit flow, the first moment is less than a moment at which the first communication apparatus inserts a one-way delay measurement 1dm message or a two-way delay measurement 2dm message into a first block flow, the first service bit flow carries a first fine granularity service, and the first block flow is obtained based on the first service bit flow; and the first communication apparatus sends first moment to a second communication apparatus, where the first moment is for measuring a delay between the first communication apparatus and the second communication apparatus.
Inventor(s): Yongkang Zhang of Shenzhen (CN) for huawei technologies co., ltd., Weiguo Hao of Nanjing (CN) for huawei technologies co., ltd., Zhibo Hu of Beijing (CN) for huawei technologies co., ltd., Jun Li of Nanjing (CN) for huawei technologies co., ltd., Haibo Wang of Beijing (CN) for huawei technologies co., ltd., Huafeng Wen of Nanjing (CN) for huawei technologies co., ltd.
IPC Code(s): H04L45/12
CPC Code(s): H04L45/12
Abstract: a packet sending method includes, after determining to send a packet based on a non-shortest path and determining that a second network device and a first network device on the non-shortest path belong to different groups, the first network device may send the packet to the second network device, and notify the second network device to send the packet based on a shortest path. after receiving the packet, the second network device may send the packet based on the shortest path, and notify another network device on the shortest path to send the packet based on the shortest path. in this way, in a process of sending the packet, after the packet passes through an inter-group path in the non-shortest path, a remaining path is the shortest path for sending the packet to a destination device.
Inventor(s): Zhongfeng LI of Shanghai (CN) for huawei technologies co., ltd., Zhang ZHANG of Shanghai (CN) for huawei technologies co., ltd., Qi FENG of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H04L47/17, H04L5/00, H04W28/02
CPC Code(s): H04L47/17
Abstract: the technology of this application is directed to reducing a data transmission latency in multi-hop transmission and improving data transmission efficiency, a method is provided and may be applied to a multi-hop transmission system. the method includes a first node obtaining second transmission parameter information. the second transmission parameter information may include one or more of the following: quality of service (qos) configuration information, candidate transmission path information, candidate transmission resource information, or a candidate forwarding mode. the first node determines first transmission parameter information based on the second transmission parameter information. the first node sends service data to a second node based on the first transmission parameter information, where the second node is a next-hop node determined by the first node based on the first transmission parameter information.
Inventor(s): Xu LI of Kanata (CA) for huawei technologies co., ltd., Chengchao LIANG of Kanata (CA) for huawei technologies co., ltd.
IPC Code(s): H04L47/20, H04L12/14, H04L47/22, H04L61/4511, H04L61/58
CPC Code(s): H04L47/20
Abstract: methods and system for supporting traffic steering through a service function chain, the service function chain comprising at least one data processing function. an aspect of the disclosure provides for a method for steering traffic of a packet data unit (pdu) performed by a session management function. the method includes receiving pcc rules from a policy control function, the pcc rules including information comprising at least one of service function chain information; final delivery indication; and selective traffic steering information and associated parameters. the method further includes configuring at least one user plane function (upf) according to the information. in some embodiments the configuring the at least one upf includes instructing a first upf to detect traffic according to the packet detection rules and route the received packet according to the forwarding action rules.
Inventor(s): Yali WANG of Beijing (CN) for huawei technologies co., ltd., Xudong ZHANG of Shenzhen (CN) for huawei technologies co., ltd., Jian WANG of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04L61/5014, H04L61/45
CPC Code(s): H04L61/5014
Abstract: this application relates to an address allocation method. the method includes: receiving a first message sent by a node that applies for an address, where the first message includes a first type identifier, and the first type identifier indicates a first address type; sending a second message to the node, where the second message includes a first network address allocated to the first node or a service on the node, and an address type of the first network address is a first address type. this application can be used to implement allocation of a network address of a specified address type, and improve network address allocation efficiency.
Inventor(s): Yiqun Ge of Kanata (CA) for huawei technologies co., ltd., Wuxian Shi of Kanata (CA) for huawei technologies co., ltd., Wen Tong of Ottawa (CA) for huawei technologies co., ltd.
IPC Code(s): H04L9/40, G06N3/045, G06N5/04
CPC Code(s): H04L63/0428
Abstract: some embodiments of the present disclosure provide certification for the handling of an inference request that is transmitted to a dnn hosted on a remote computing system. output data, received responsive to the inference request, may be certified as being appropriately generated by the dnn, rather than being tampered with or generated by a malicious dnn. output data from the dnn may be also certified as appropriately corresponding to input data included in the inference request. linear block coding may be used on transmissions to guard against eavesdropping and tampering. through the use of a certification dnn, a degree of comfort may be gained that given output data appropriately corresponds to input data included in a given inference request. furthermore, known patterns inherent in dnn outputs may be used to establish the integrity of received out
Inventor(s): Zheng ZHANG of Shenzhen (CN) for huawei technologies co., ltd., Fei LI of Boulogne Billancourt (FR) for huawei technologies co., ltd., Zaifeng ZONG of Nanjing (CN) for huawei technologies co., ltd.
IPC Code(s): H04L9/40
CPC Code(s): H04L63/0876
Abstract: embodiments of this application disclose a security verification method and apparatus. the method includes: receiving a first command from a network device, where the first command includes a first value, and the first command is one of a select command, a query command, a query repeat command, a query adjust command, or an acknowledgment command; determining a first response value based on the first value and a security key; and sending a first request, where the first request includes the first response value, and the first response value is used by a verification function to verify a terminal device. according to embodiments of this application, communication security can be ensured.
Inventor(s): Chang Shan of Shanghai (CN) for huawei technologies co., ltd., Zhenchao Lin of Shanghai (CN) for huawei technologies co., ltd., Dong Lu of Shanghai (CN) for huawei technologies co., ltd., Shun Xu of Shanghai (CN) for huawei technologies co., ltd., Jianhai Lu of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H04M1/72454, G09G3/20, H04M1/02, H04M1/72469
CPC Code(s): H04M1/72454
Abstract: a display method includes a terminal that detects a first trigger event, and determines, based on the first trigger event, that a first application is in a large-screen display mode. the terminal obtains an internal element of a control on a first user interface. the terminal determines a scaling size of the element, and determines a layout of the internal element of the control based on the scaling size of the element and a screen size in the large-screen display mode. the terminal draws a second user interface based on the scaling size of the element and the layout of the internal element of the control, and displays the second user interface.
Inventor(s): Fnu Hendry of San Diego CA (US) for huawei technologies co., ltd., Ye-Kui Wang of San Diego CA (US) for huawei technologies co., ltd.
IPC Code(s): H04N19/119, H04N19/174, H04N19/184, H04N19/46
CPC Code(s): H04N19/119
Abstract: a video coding mechanism is disclosed. the mechanism includes receiving a sub-bitstream including: a sub-picture of a picture partitioned into a plurality of slices including a first slice, a parameter set associated with the picture and the sub-picture, and a slice header associated with the first slice. the parameter set is parsed to obtain an identifier and a length of a slice address of the first slice. a slice address for the first slice is determined from the slice header based on the identifier and the length of the slice address. the sub-bitstream is decoded to create a video sequence of sub-pictures including the first slice. the video sequence of sub-pictures is forwarded for display.
Inventor(s): Sergey Yurievich IKONIN of Moscow (RU) for huawei technologies co., ltd., Roman Igorevich CHERNYAK of Moscow (RU) for huawei technologies co., ltd., Timofey Mikhailovich SOLOVYEV of Moscow (RU) for huawei technologies co., ltd., Alexander Alexandrovich KARABUTOV of Moscow (RU) for huawei technologies co., ltd., Jianle CHEN of San Diego CA (US) for huawei technologies co., ltd., Elena Alexandrovna ALSHINA of Munich (DE) for huawei technologies co., ltd.
IPC Code(s): H04N19/126, H04N19/124, H04N19/132, H04N19/172, H04N19/174, H04N19/184, H04N19/186, H04N19/44
CPC Code(s): H04N19/126
Abstract: a method of obtaining a chrominance quantization parameter (qp) for chrominance components based on a luminance qp for luminance component, wherein the method is performed by a decoder, comprising parsing a received bitstream to obtain the luminance qp and information of a mapping function (�) which associates a qp index (qpi) to the chrominance qp (qpc); obtaining the qpi based at least in a part on the luminance qp; obtaining the mapping function based on the obtained information; and obtaining a qpc based on the obtained mapping function and the obtained qpi.
Inventor(s): Kiran Misra of Vancouver WA (US) for huawei technologies co., ltd., Christopher A. Segall of Vancouver WA (US) for huawei technologies co., ltd.
IPC Code(s): H04N19/13, H04N19/11, H04N19/117, H04N19/124, H04N19/15, H04N19/159, H04N19/176, H04N19/182, H04N19/44, H04N19/46, H04N19/593, H04N19/70, H04N19/86, H04N19/91
CPC Code(s): H04N19/13
Abstract: a decoder receives a bitstream containing quantized coefficients representative of blocks of video representative of a plurality of pixels and decodes the bitstream using context adaptive binary arithmetic coding. the context adaptive binary arithmetic coding decodes the current syntax element using the first mode if the current syntax element is intra-coded and selecting between a first set of probable modes and a second set of probable modes, where the first set of probable modes are more likely than the second set of probable modes. the context adaptive binary arithmetic coding decodes the current syntax element using the second mode if the current syntax element is intra-coded and if selecting among one of the second set of probable modes.
Inventor(s): Alexey Konstantinovich Filippov of Moscow (RU) for huawei technologies co., ltd., Vasily Alexeevich Rufitskiy of Moscow (RU) for huawei technologies co., ltd.
IPC Code(s): H04N19/65, H04N19/117, H04N19/14, H04N19/147, H04N19/172, H04N19/182, H04N19/196, H04N19/82
CPC Code(s): H04N19/65
Abstract: a method and apparatus for adaptively processing video samples in a video signal frame, the video samples being arranged in a largest coding unit. the method comprises extracting a plurality of video samples from the largest coding unit, calculating a correction offset for a first video sample of the extracted plurality of video samples upon the basis of a first value of the first video sample and a second value of a second video sample of the extracted plurality of video samples, and weighting the first video sample with the correction offset.
20250048011. SOUND OUTPUT APPARATUS_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Lei WANG of Shanghai (CN) for huawei technologies co., ltd., Chao XU of Shanghai (CN) for huawei technologies co., ltd., Renxuan QIN of Shanghai (CN) for huawei technologies co., ltd., Tienan ZHANG of Dongguan (CN) for huawei technologies co., ltd.
IPC Code(s): H04R1/10, G10K11/178, H04R1/24
CPC Code(s): H04R1/1016
Abstract: this application provides a sound output apparatus including a housing, a first speaker, and a second speaker. a sound outlet and a first air vent that are spaced are disposed on the housing. a first channel and a second channel that are separated are disposed on the housing. a rear cavity of the first speaker communicates with the outside of an earphone through the first channel and the first air vent of the housing. the second speaker is located on a side that is of the first speaker and that is away from the sound outlet. a front cavity of the second speaker communicates with the outside of the earphone through the second channel and the sound outlet of the housing, so that low-frequency performance of the first speaker is improved.
Inventor(s): Ningjie Huang of Wuhan (CN) for huawei technologies co., ltd.
IPC Code(s): H04R1/40
CPC Code(s): H04R1/406
Abstract: a directional sound pickup method and a device implement targeted sound pickup for one or more targets without affecting video recording. an electronic device may identify a directional sound pickup target based on selection of a target object (or a region) in a viewfinder frame so that during audio recording, a sound signal from an identified target is picked up in a targeted manner, for example, a sound intensity of the directional sound pickup target is enhanced and/or a sound intensity of another target is weakened, or a sound intensity of another target is excluded.
Inventor(s): Shengfeng XU of Beijing (CN) for huawei technologies co., ltd., Steven James WENHAM of Cambridge (GB) for huawei technologies co., ltd.
IPC Code(s): H04W4/90, H04W8/00, H04W60/04
CPC Code(s): H04W4/90
Abstract: this application provides a communication method and a communication apparatus. the method performed by a relay terminal includes: determining that a network accessed by the relay terminal supports an emergency service, and sending a first message for a remote terminal discovering the relay terminal. the first message is a first discovery message including a relay service code corresponding to the emergency service; or the first message is a response message to a second discovery message including a relay service code corresponding to the emergency service from the remote terminal. this method can ensure that a network accessed by a relay terminal participating in a relay discovery procedure of the emergency service supports the emergency service, thereby ensuring that a relay terminal selected by a remote terminal that expects to access the emergency service can provide a relay service for the emergency service.
20250048073. COMMUNICATION METHOD AND APPARATUS_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Lun LI of Beijing (CN) for huawei technologies co., ltd., Yizhuang WU of Beijing (CN) for huawei technologies co., ltd., Yang CUI of Beijing (CN) for huawei technologies co., ltd., Ao LEI of Beijing (CN) for huawei technologies co., ltd., Taoran SUN of Chengdu (CN) for huawei technologies co., ltd.
IPC Code(s): H04W8/00, H04W12/06, H04W36/08
CPC Code(s): H04W8/005
Abstract: a communication method and apparatus are provided. the method includes: a network repository function network element receives a discovery request message including a type of a network element that requests to be discovered. the network repository function network element determines a second network element based on the type of the network element that requests to be discovered, and sends an identifier of a first dataset, a first token, and an identifier of the second network element to the first network element, where the first token authorizes the first network element to obtain the first dataset. according to the foregoing designs, the network repository function network element can provide, to the first network element, an identifier of a network element and information needed for obtaining the dataset, so that the first network element can determine, based on the dataset, whether to access the network element.
20250048076. COMMUNICATION METHOD AND APPARATUS_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): He Li of Shanghai (CN) for huawei technologies co., ltd., Rong Wu of Shenzhen (CN) for huawei technologies co., ltd., Ao Lei of Beijing (CN) for huawei technologies co., ltd., Yizhuang Wu of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04W8/08, H04W12/06, H04W88/04
CPC Code(s): H04W8/08
Abstract: a communication method and apparatus are provided. the method may include: a mobility management network element receives a transaction identifier of a remote terminal device and a name of a data network from a relay terminal device. the mobility management network element determines a subscription permanent identifier of the remote terminal device based on the transaction identifier, and then sends the subscription permanent identifier and the name of the data network to a session management network element. after receiving the subscription permanent identifier and the name of the data network, the session management network element determines, by using a data management network element based on the subscription permanent identifier and the name of the data network, whether to perform secondary authentication on the remote terminal device. whether to perform secondary authentication on the remote terminal device can be determined by using the provided solution.
Inventor(s): Peng Zhu of Shanghai (CN) for huawei technologies co., ltd., Qian Zhang of Beijing (CN) for huawei technologies co., ltd., Hengshu Xu of Shanghai (CN) for huawei technologies co., ltd., Sicong Yang of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H04W8/24, H04W88/06
CPC Code(s): H04W8/24
Abstract: a ue receives ue capability enquiry information from a network device, where the ue capability enquiry information is used to query a capability of the ue. the ue sends ue capability information to the network device based on the ue capability enquiry information, where the ue capability information is used to indicate that the ue supports a first-type band combination, and the first-type band combination includes a band combination including an intra-band endc band combination and nrca. the ue capability information includes first information and second information, the first information includes a first bandwidth combination set of the intra-band endc supported by the ue, and the second information includes a second bandwidth combination set of the nrca supported by the ue.
Inventor(s): Mostafa Medra of Kanata (CA) for huawei technologies co., ltd., Mohammadhadi Baligh of Ottawa (CA) for huawei technologies co., ltd.
IPC Code(s): H04W16/28, H04B7/06, H04B17/318, H04W64/00
CPC Code(s): H04W16/28
Abstract: a new method of classifying beams according to their reliability is provided; various procedures for quantifying beam reliability are provided. methods of base station-ue communication to classify such beams are provided. new beam management procedures that are based on the new beam classification are provided.
20250048138. SIGNAL PROCESSING METHOD AND DEVICE_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Jiahui LI of Shenzhen (CN) for huawei technologies co., ltd., Mengyao MA of Shenzhen (CN) for huawei technologies co., ltd., Zihan TANG of Shenzhen (CN) for huawei technologies co., ltd., Danny Kai Pin TAN of Shenzhen (CN) for huawei technologies co., ltd., Rui DU of Singapore (SG) for huawei technologies co., ltd., Min YAN of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04W24/02, H04L27/26
CPC Code(s): H04W24/02
Abstract: this application provides a signal processing method and device. the method includes: a first device receives a first complex signal formed after an electromagnetic signal is reflected by an ambient environment. a dimension of the first complex signal is related to configuration information of the first device. the first device sends a transformed signal to a second device. the transformed signal includes a transformed bitstream, and the transformed bitstream is obtained by the first device by transforming the first complex signal based on the configuration information of the first device, so that the second device de-transforms the transformed signal based on the configuration information of the first device to obtain a second complex signal.
Inventor(s): Fei SUN of Shanghai (CN) for huawei technologies co., ltd., Yuanping ZHU of Shanghai (CN) for huawei technologies co., ltd., Yulong SHI of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04W28/02, H04L45/74, H04L69/22, H04W40/22
CPC Code(s): H04W28/02
Abstract: example communication methods, apparatus, storage media are described. in one example method, a first node obtains a backhaul adaptation protocol (bap) routing identifier of a data packet and a topology type indicator of a topology that the data packet needs to pass through. the first node determines a source internet protocol (ip) address based on the bap routing identifier, the topology type indicator, and a correspondence between a topology type and an ip address.
Inventor(s): Qi PAN of Beijing (CN) for huawei technologies co., ltd., Hui NI of Beijing (CN) for huawei technologies co., ltd., Zhenglei HUANG of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04W28/02, H04W24/08
CPC Code(s): H04W28/0284
Abstract: example communication methods and apparatus are described. in one example method, a user plane network element obtains network status information of a to-be-monitored service flow. the network status information is used to determine a ratio of a quantity of data packets carrying a congestion experienced (ce) mark in at least one data packet of the to-be-monitored service flow to a quantity of the at least one data packet of the to-be-monitored service flow. the user plane network element adds, based on the network status information, the ce mark in the at least one data packet of the to-be-monitored service flow, and sends the at least one data packet in the to-be-monitored service flow to a terminal device. according to some embodiments, the user plane network element sends the network status information to the terminal, so that the terminal knows the network status in mobile network.
Inventor(s): Ting WANG of Shanghai (CN) for huawei technologies co., ltd., Yongxia LYU of Shenzhen (CN) for huawei technologies co., ltd., Dongdong WEI of Shenzhen (CN) for huawei technologies co., ltd., Jianglei MA of Kanata (CA) for huawei technologies co., ltd., Peiying ZHU of Kanata (CA) for huawei technologies co., ltd.
IPC Code(s): H04W36/00, H04W56/00
CPC Code(s): H04W36/0016
Abstract: a method includes: obtaining mapping relationship information, where the mapping relationship information indicates a mapping relationship between at least one link and at least one group of timing values, and each group of timing values includes at least one transmit timing value and/or at least one receive timing value; determining, based on a scheduled target link and the mapping relationship information, a timing value corresponding to the target link; and performing communication through the target link based on the timing value.
Inventor(s): Minghui CHEN of Xi'an (CN) for huawei technologies co., ltd., Hongbing QIU of Xi'an (CN) for huawei technologies co., ltd.
IPC Code(s): H04W36/30, H04W36/14
CPC Code(s): H04W36/30
Abstract: embodiments of this application provide a method for adjusting interface balance and an electronic device, to resolve a conventional-technology problem that when the electronic device is cooled down, freezing or even disconnection may occur on an interface of the electronic device. the method includes: in response to an operation of enabling a first data service by a user, the electronic device detects a current network. if the current network is a first network, the electronic device obtains a first service latency of running the first data service in the first network by the electronic device, and continuously monitors a first temperature of the electronic device. when the first temperature is greater than a first preset temperature, the electronic device triggers handover from the first network to a second network, and obtains a second service latency of running the first data service in the second network by the electronic device, where network performance of the first network is higher than network performance of the second network. the electronic device determines a network handover policy based on the first service latency and the second service latency.
20250048229. COMMUNICATION METHOD AND DEVICE_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Chuting Yao of Beijing (CN) for huawei technologies co., ltd., Yu Cai of Shenzhen (CN) for huawei technologies co., ltd., Haibo Xu of Beijing (CN) for huawei technologies co., ltd., Rui Wang of Shanghai (CN) for huawei technologies co., ltd., Youwan Tong of Xi’an (CN) for huawei technologies co., ltd.
IPC Code(s): H04W40/12, H04W88/04
CPC Code(s): H04W40/12
Abstract: an access network device determines to add, for a remote terminal device, a direct path for connecting a first cell. the remote terminal device is connected to a second cell through an indirect path. the access network device sends an rrc reconfiguration message to indicate the remote terminal device to switch to the direct path. the rrc reconfiguration message further indicate not to release the indirect path. when being indicated to switch to the direct path, the remote terminal device may further be indicated not to release the indirect path.
Inventor(s): Yu Zeng of Shanghai (CN) for huawei technologies co., ltd., Tingting Geng of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04W48/18
CPC Code(s): H04W48/18
Abstract: embodiments of this application provide a communication method and a communication apparatus, to implement access network sharing. the method in embodiments of this application includes: a first access network device receives first information from a first core network device, where the first information indicates the first access network device to associate with a first public land mobile network plmn via the first core network device, and the first plmn corresponds to a second core network device; and the first access network device establishes a connection to the second core network device via the first core network device.
Inventor(s): Jialing Liu of Palatine IL (US) for huawei technologies co., ltd., Weimin Xiao of Hoffman Estates IL (US) for huawei technologies co., ltd.
IPC Code(s): H04W52/02, H04W72/232
CPC Code(s): H04W52/0206
Abstract: in accordance with an embodiment, a method includes receiving, from a base station, configuration information of a first set of resources for a user equipment (ue). the configuration information includes a first parameter for the first set of the resources. the method further includes receiving, from the base station, first group signaling that assigns a first value to the first parameter for the first set of the resources. the method further includes communicating with the first set of the resources in accordance with the first value for the first parameter.
Inventor(s): Yifan XUE of Beijing (CN) for huawei technologies co., ltd., Lixia XUE of Beijing (CN) for huawei technologies co., ltd., Qiang LI of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04W52/02
CPC Code(s): H04W52/0229
Abstract: a signal transmission method and a communication apparatus are provided. the method may include: a terminal device monitors a wake-up signal in a first time window, where the wake-up signal indicates information about at least one terminal device that needs to be woken up. the terminal device determines, based on a result of monitoring the wake-up signal in the first time window, whether to monitor the wake-up signal in a first time period after the first time window. the method provided in embodiments may be applied to a communication system, for example, a 5g communication system or an nr communication system, an lte communication system, a v2x communication system, a d2d communication system, an m2m communication system, an mtc communication system, or an internet of things communication system.
Inventor(s): Xiang Mi of Boulogne Billancourt (FR) for huawei technologies co., ltd., Xiaolei Tie of Shanghai (CN) for huawei technologies co., ltd., Zhihu Luo of Beijing (CN) for huawei technologies co., ltd., Zhe Jin of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04W52/02, H04J13/00, H04W68/00
CPC Code(s): H04W52/0232
Abstract: a method and an apparatus for receiving a wake-up signal sequence are disclosed. the method includes: determining a first parameter corresponding to a first wake-up signal (wus) resource, and the first wus resource is associated with a paging occasion (po), generating a first wus sequence based on the first parameter, monitoring the first wus sequence on the first wus resource, and detecting a physical downlink control channel at the po in response to detection of the first wus sequence on the first wus resource.
Inventor(s): Yunbo LI of Shenzhen (CN) for huawei technologies co., ltd., Ming GAN of Shenzhen (CN) for huawei technologies co., ltd., Yuchen GUO of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04W56/00, H04L5/00, H04W72/12
CPC Code(s): H04W56/0055
Abstract: this application provides a communication method and a communication apparatus. in one example, a first physical layer protocol data unit (ppdu) is sent over a first link, where the first ppdu carries a trigger frame. a second ppdu is sent over a second link. an end time of sending the second ppdu is not earlier than a first time and not later than a second time, the first time is related to an end time of sending the first ppdu and a state turnaround time, and the second time is related to the end time of sending the first ppdu and a short interframe space (sifs) time.
Inventor(s): Ganghua Yang of Shanghai (CN) for huawei technologies co., ltd., Xu Li of Shenzhen (CN) for huawei technologies co., ltd., Yibo Lv of Dongguan (CN) for huawei technologies co., ltd., Rui Ni of Shenzhen (CN) for huawei technologies co., ltd., Yanchun Li of Wuhan (CN) for huawei technologies co., ltd.
IPC Code(s): H04W64/00
CPC Code(s): H04W64/00
Abstract: a first device receives a first signal sent by a second device, receives a second signal sent by a third device, and determines a first length based on first time, second time, and delay duration. the first time is time at which the first device receives the first signal. the second time is time at which the first device receives the second signal. the first length is a distance from an intersection point of a first straight line on which a terminal device is located and a first transmission line between a first network device and a second network device to the second network device, and the first straight line is perpendicular to the first transmission line.
Inventor(s): Xin GAO of Beijing (CN) for huawei technologies co., ltd., Shunshun SHANG of Shenzhen (CN) for huawei technologies co., ltd., Mengting LIU of Beijing (CN) for huawei technologies co., ltd., Jianfeng LI of Shenzhen (CN) for huawei technologies co., ltd., Cheng LI of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H04W64/00, H04L1/00, H04L5/00, H04W92/18
CPC Code(s): H04W64/00
Abstract: an example positioning method includes sending, by a first device, sidelink control information (sci) to a second device, where the sci comprises time-frequency resource information of a reference signal, and the reference signal is used for positioning the first device sends the reference signal to the second device and receives a response message sent by the second device, where the response message comprises location information determined by the second device based on the reference signal.
Inventor(s): Bin Qian of Shenzhen (CN) for huawei technologies co., ltd., Zhengchun Zhou of Chengdu (CN) for huawei technologies co., ltd., Chenchen Liu of Shenzhen (CN) for huawei technologies co., ltd., Yang Yang of Chengdu (CN) for huawei technologies co., ltd., Xun Yang of Singapore (SG) for huawei technologies co., ltd.
IPC Code(s): H04W64/00
CPC Code(s): H04W64/006
Abstract: an ultra-wideband (uwb) signal transmission method includes that a plurality of initiators simultaneously sends a uwb signal. a uwb signal sent by any initiator is obtained by performing pulse shaping and modulation on a first sequence. the first sequence is obtained by performing a cyclic shift on a second sequence, and a number of cyclic shift bits is determined based on a shift factor and a step size of the cyclic shift that are of the any initiator. a responder determines time of arrival of the plurality of uwb signals based on the plurality of received uwb signals and the second sequence.
Inventor(s): Jun Luo of Shanghai (CN) for huawei technologies co., ltd., Jiayin Zhang of Shanghai (CN) for huawei technologies co., ltd., Jiyong Pang of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04W72/044, H04B7/06, H04L5/00, H04W72/04, H04W84/12, H04W88/08
CPC Code(s): H04W72/044
Abstract: a wlan system resource indication method and apparatus are provided. the method includes: generating, by an access point, a frame that carries resource indication information; and sending, to multiple stations, the frame that carries the resource indication information. the resource indication information includes multiple pieces of sub resource indication information. correspondingly, each piece of the sub resource indication information uniquely corresponds to one of the multiple stations. therefore, a station side does not need read the entire resource indication information, so as to reduce resource overheads and improve efficiency.
Inventor(s): Chunsheng Yang of Shenzhen (CN) for huawei technologies co., ltd., Qiwen Zhong of Shenzhen (CN) for huawei technologies co., ltd., Renlei Wang of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04W72/0446, H04W4/40
CPC Code(s): H04W72/0446
Abstract: methods, systems, and devices are provided, including obtaining a first total quantity of slots and a first quantity of slots required by a first service, determining a first palindromic sequence based on the first total quantity, the first palindromic sequence including a plurality of first bases with a same quantity as the first total quantity, and each first basis type in the plurality of first bases indicating a quantity of slots of a first basis, and allocating a slot to the first service based on the first quantity, where the first quantity is a sum of a plurality of products, the plurality of products is determined by, for each first basis of the first bases, multiplying the first basis with a corresponding first basis coefficient, each first basis coefficient being used to determine a quantity of slots, of the corresponding first basis, to be occupied by the first service.
Inventor(s): Liwen ZHANG of Shanghai (CN) for huawei technologies co., ltd., Zhou XU of Madrid (ES) for huawei technologies co., ltd., Yong WANG of Shenzhen (CN) for huawei technologies co., ltd., Quanzhong GAO of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H04W72/23, H04L5/14, H04W72/044, H04W72/51
CPC Code(s): H04W72/23
Abstract: example uplink switching methods and apparatus are described. one example method include performing switching between a supplementary uplink (sul) and a normal (nul), where a switching time period for the switching between the sul and the nul is longer than 0 microseconds. therefore, the sul and the nul can share a radio frequency channel so that the shared radio frequency channel can be switched between the sul and the nul.
Inventor(s): Youlong Cao of Shanghai (CN) for huawei technologies co., ltd., Wenwen Huang of Shenzhen (CN) for huawei technologies co., ltd., Erkai Chen of Kista (SE) for huawei technologies co., ltd., Rui Xu of Shanghai (CN) for huawei technologies co., ltd., Yi Qin of Shanghai (CN) for huawei technologies co., ltd., Xiang Mi of Boulogne Billancourt (FR) for huawei technologies co., ltd.
IPC Code(s): H04W72/23
CPC Code(s): H04W72/23
Abstract: in a communication method, a terminal device receives first indication information from a network device. the first duration is related to a periodicity or frame rate of data. based on the and first duration information, the terminal device skips performing pdcch monitoring in a first duration.
Inventor(s): Haining Huang of Beijing (CN) for huawei technologies co., ltd., Chao Li of Beijing (CN) for huawei technologies co., ltd., Lei Lu of Munich (DE) for huawei technologies co., ltd.
IPC Code(s): H04W72/40, H04L1/1607, H04W28/26, H04W72/0446
CPC Code(s): H04W72/40
Abstract: embodiments of this application provide a time unit determining method and a communication apparatus. a network device indicates a time unit that is in a predefined time unit set and that belongs to a new radio network vehicle to everything (nr-v2x) resource pool to a terminal device, and indicates a time unit that is in the nr-v2x resource pool and that belongs to a long term evolution network vehicle to everything (lte-v2x) resource pool to the terminal device, so that the terminal device can determine a time unit that is in the predefined time unit set and that belongs to both the nr-v2x resource pool and the lte-v2x resource pool. according to the method, in a scenario in which lte-v2x and nr-v2x coexist, conflicts between an nr-v2x resource and an lte-v2x resource are reduced, thereby improving data transmission reliability.
Inventor(s): Guosen Yue of Addison TX (US) for huawei technologies co., ltd., Brian Classon of Addison TX (US) for huawei technologies co., ltd., George Calcev of Addison TX (US) for huawei technologies co., ltd., Vipul Desai of Addison TX (US) for huawei technologies co., ltd.
IPC Code(s): H04W72/40, G01S13/76, H04L5/00, H04W72/02
CPC Code(s): H04W72/40
Abstract: a mechanism is disclosed for performing sidelink positioning between a target user equipment (ue) and an anchor ue, with or without interaction with a fifth generation radio access network (5g) base station (gnb). the mechanism includes transmitting a positioning request from a target ue to one or more anchor ues via a sidelink communication. positioning signal received from the one or more anchor ues via the sidelink communication. positioning measurement is performed based on the positioning signal.
20250048421. COMMUNICATION METHOD AND APPARATUS_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Ruijie LI of Beijing (CN) for huawei technologies co., ltd., Lei GUAN of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04W74/04, H04W48/16
CPC Code(s): H04W74/04
Abstract: a communication method and apparatus are provided. the method includes: a network device sends first information to a terminal device in a first frequency unit, the terminal device receives the first information from the network device in the first frequency unit, the first information indicates a first periodicity in which the network device sends common information in a second frequency unit, and the terminal device detects the common information in the second frequency unit based on the first periodicity. a detection periodicity of a common signal is flexibly configured, so that efficiency of detecting the common information by the terminal device can be improved, flexibility of initial access to the network device performed by the terminal device can be improved, and user experience can be improved.
Inventor(s): Bo FAN of Chengdu (CN) for huawei technologies co., ltd.
IPC Code(s): H04W74/0833
CPC Code(s): H04W74/0833
Abstract: a timing advance obtaining method includes receiving, by a terminal device, first information from a network device. the first information indicates the terminal device to perform random access to a first cell, and the first cell is a non-serving cell of the terminal device. the method also includes sending, by the terminal device, a random access preamble corresponding to the first cell to the network device based on the first information. the method further includes receiving, by the terminal device, a random access response message from the network device. the random access response message includes a first timing advance corresponding to the first cell.
Inventor(s): Fanfan Wang of Shanghai (CN) for huawei technologies co., ltd., Jun Chen of Shanghai (CN) for huawei technologies co., ltd., Tingting Geng of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04W74/0833, H04W24/10
CPC Code(s): H04W74/0833
Abstract: this application provides a random access report recording method and an apparatus, including: a terminal device initiates a random access process to a cell managed by a secondary base station, to obtain a first secondary base station random access report; and the terminal device records the first secondary base station random access report when a quantity of historical secondary base station random access reports recorded by the terminal device is less than a first threshold.
Inventor(s): Yali WANG of Beijing (CN) for huawei technologies co., ltd., Xudong ZHANG of Shenzhen (CN) for huawei technologies co., ltd., Xingqing CHENG of Beijing (CN) for huawei technologies co., ltd., Jian WANG of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04W76/15, H04W8/22, H04W76/19
CPC Code(s): H04W76/15
Abstract: the technology of this application relates to a communication method, apparatus, and system, and relates to the field of communication technologies. the method includes a first node performing data transmission with a destination node based on a first communication link, where the first communication link includes a second node. when the first communication link is unavailable, the first node performs data transmission with the destination node based on a second communication link, where the second communication link includes a third node different from the second node, and the second node and the third node belong to a destination node group. the second communication link serves as a redundant communication link of the first communication link, to provide communication support between the first node and the destination node for data transmission when the first communication link is unavailable, so as to improve communication reliability of a system.
Inventor(s): Kuikui LI of Shanghai (CN) for huawei technologies co., ltd., Qinghai ZENG of Shenzhen (CN) for huawei technologies co., ltd., Fei SUN of Shanghai (CN) for huawei technologies co., ltd., Zhifang GU of Shanghai (CN) for huawei technologies co., ltd., Chong LOU of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H04W76/27, H04W40/22
CPC Code(s): H04W76/27
Abstract: an inter-distributed-unit (distributed unit, du) communication method and a related apparatus are provided. the method includes: a first du receives data of a terminal from a central unit (central unit, cu). the first du processes the data by using a media access control (media access control, mac) entity scheduling function specific to the terminal, to obtain a physical layer transmission data stream. the first du sends the physical layer transmission data stream to a second du. in the method provided in this application, because a mac entity of the first du is used to uniformly schedule the physical layer transmission data stream, the first du and the second du do not need to exchange a large amount of layer 2 (layer 2, l2) parameter information, so that information transmission overheads can be reduced.
Inventor(s): Tuo Shi of Shanghai (CN) for huawei technologies co., ltd., Qiang Zhan of Dongguan (CN) for huawei technologies co., ltd.
IPC Code(s): H05K5/02, E05D3/12, F16C11/04
CPC Code(s): H05K5/0226
Abstract: a hinge mechanism includes a base, a rotating assembly, and a damping assembly. the rotating assembly includes a first rotating arm and a second rotating arm. the first rotating arm and the second rotating arm are rotatably connected to two sides of the base respectively. one side that is of the first rotating arm and that is close to the base has a first cam surface. one side that is of the second rotating arm and that is close to the base has a second cam surface. the damping assembly includes a transmission member, a first fastening part, and an elastic member. the transmission member is slidably disposed on the base in a first direction. the transmission member is located between the first rotating arm and the second rotating arm. two sides of the transmission member abut against the first cam surface and the second cam surface respectively.
Inventor(s): Xin Li of Dongguan (CN) for huawei technologies co., ltd., Kaixu Li of Dongguan (CN) for huawei technologies co., ltd.
IPC Code(s): H05K5/02, F16C11/04
CPC Code(s): H05K5/0226
Abstract: a hinge mechanism includes a first base, a second base, a first housing mounting bracket, a second housing mounting bracket, a third housing mounting bracket, a first rotating mechanism, a second rotating mechanism, and a linkage gear member. the second housing mounting bracket is rotatably connected between the first base and the second base. the first housing mounting bracket is rotatably connected to a side that is of the first base and that is away from the second housing mounting bracket. the third housing mounting bracket is rotatably connected to a side that is of the second base and that is away from the second housing mounting bracket. the first rotating mechanism is disposed on the first base. the second rotating mechanism is disposed on the second base. the linkage gear member is separately engaged with a second gear connecting rod and a third gear connecting rod for transmission.
Inventor(s): Min LI of Dongguan (CN) for huawei technologies co., ltd., Guangjing WANG of Shenzhen (CN) for huawei technologies co., ltd., Lu BAI of Dongguan (CN) for huawei technologies co., ltd., Fei YU of Dongguan (CN) for huawei technologies co., ltd.
IPC Code(s): H05K7/20
CPC Code(s): H05K7/20272
Abstract: this application provides a flexible liquid cooling heat dissipation unit. the flexible liquid cooling heat dissipation unit is configured to dissipate heat for a heat generation component. a liquid inlet and a liquid outlet are provided on the flexible liquid cooling heat dissipation unit. a heat exchange cavity that is used for accommodating a coolant and allowing the coolant to flow from the liquid inlet to the liquid outlet is provided in the flexible liquid cooling heat dissipation unit. the liquid cooling heat dissipation unit includes a flexible sheet material. the flexible sheet material is obtained by compounding a plurality of functional film layers, the plurality of functional film layers include at least one anti-penetration layer, and permeability of the anti-penetration layer is less than 1 g/m/24 hr.
Inventor(s): Xiang Li of Shanghai (CN) for huawei technologies co., ltd., Quantan Wu of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H10B63/00, G11C13/00, H10N70/00
CPC Code(s): H10B63/84
Abstract: a storage chip includes a plurality of first storage units, and each first storage unit includes a first storage medium, a first selector, and a first electrode. the first storage medium is in contact with a first surface of the first electrode, a first surface of the first selector is in contact with a second surface of the first electrode, and the first surface and the second surface that are of the first electrode are two opposite surfaces. a first cross-sectional area corresponding to a maximum cross section of the first selector perpendicular to a current direction is greater than a second cross-sectional area corresponding to a minimum cross section of the first storage medium perpendicular to the current direction.
HUAWEI TECHNOLOGIES CO., LTD. patent applications on February 6th, 2025
- HUAWEI TECHNOLOGIES CO., LTD.
- B60K35/29
- B60K35/22
- G01C21/36
- G06T11/00
- CPC B60K35/29
- Huawei technologies co., ltd.
- B60W50/029
- B60W50/14
- B60W60/00
- CPC B60W50/029
- G01M11/00
- CPC G01M11/37
- G01N21/3577
- CPC G01N21/3577
- G01S7/292
- G01S13/10
- CPC G01S7/292
- G01S17/88
- G01S17/04
- G06N3/092
- CPC G01S17/88
- G01S19/25
- H04W36/00
- H04W36/08
- H04W36/16
- H04W36/32
- H04W36/36
- H04W84/06
- CPC G01S19/256
- G06F1/3218
- G06F1/16
- H04M1/02
- CPC G06F1/3218
- G06F3/04845
- G06F3/0482
- G06F3/0483
- CPC G06F3/04845
- G06F3/06
- CPC G06F3/0619
- G06F3/14
- G06T9/00
- G09G5/12
- CPC G06F3/1446
- G06F9/451
- G06F3/04812
- G06F3/0488
- CPC G06F9/451
- G06F11/10
- CPC G06F11/1068
- G06F16/14
- G06F16/178
- G06F16/182
- CPC G06F16/148
- G06F17/13
- G06F30/23
- G06F30/27
- G06F111/04
- G06F111/10
- CPC G06F17/13
- G06F21/62
- G06F16/23
- CPC G06F21/6218
- G06N3/0985
- CPC G06N3/0985
- G06T5/20
- G06F3/04883
- CPC G06T5/20
- G08B21/02
- G10L15/22
- G16Y10/60
- G16Y10/80
- CPC G08B21/02
- G11C11/16
- H10B61/00
- H10N50/80
- H10N50/85
- CPC G11C11/1659
- H01Q1/27
- G04G17/04
- H01Q1/50
- CPC H01Q1/273
- H01Q1/38
- H01Q1/22
- CPC H01Q1/38
- H02J7/00
- H02J50/10
- H02M3/158
- CPC H02J7/00712
- H04B7/04
- H04B17/309
- CPC H04B7/04013
- H04B7/0413
- CPC H04B7/0413
- H04B7/185
- H04W48/08
- CPC H04B7/18513
- H04B17/318
- CPC H04B7/18519
- H04W64/00
- H04B10/071
- H04B10/50
- CPC H04B10/071
- H04L1/00
- CPC H04L1/0045
- H04L25/49
- CPC H04L1/0058
- H04L1/1607
- CPC H04L1/1607
- CPC H04L1/1671
- H04L1/1812
- H04L1/1867
- CPC H04L1/1816
- H04L5/00
- CPC H04L5/0005
- H04W4/06
- CPC H04L5/0055
- CPC H04L5/0094
- H04L12/18
- CPC H04L12/1818
- H04L25/02
- CPC H04L25/0204
- H04B17/24
- CPC H04L25/0212
- H04L27/26
- H04B7/06
- CPC H04L27/261
- CPC H04L27/2613
- H04L41/5051
- H04L65/1016
- CPC H04L41/5051
- H04L43/0852
- H04L47/28
- CPC H04L43/0852
- H04J3/06
- H04L43/0864
- H04L43/55
- CPC H04L43/0858
- H04L45/12
- CPC H04L45/12
- H04L47/17
- H04W28/02
- CPC H04L47/17
- H04L47/20
- H04L12/14
- H04L47/22
- H04L61/4511
- H04L61/58
- CPC H04L47/20
- H04L61/5014
- H04L61/45
- CPC H04L61/5014
- H04L9/40
- G06N3/045
- G06N5/04
- CPC H04L63/0428
- CPC H04L63/0876
- H04M1/72454
- G09G3/20
- H04M1/72469
- CPC H04M1/72454
- H04N19/119
- H04N19/174
- H04N19/184
- H04N19/46
- CPC H04N19/119
- H04N19/126
- H04N19/124
- H04N19/132
- H04N19/172
- H04N19/186
- H04N19/44
- CPC H04N19/126
- H04N19/13
- H04N19/11
- H04N19/117
- H04N19/15
- H04N19/159
- H04N19/176
- H04N19/182
- H04N19/593
- H04N19/70
- H04N19/86
- H04N19/91
- CPC H04N19/13
- H04N19/65
- H04N19/14
- H04N19/147
- H04N19/196
- H04N19/82
- CPC H04N19/65
- H04R1/10
- G10K11/178
- H04R1/24
- CPC H04R1/1016
- H04R1/40
- CPC H04R1/406
- H04W4/90
- H04W8/00
- H04W60/04
- CPC H04W4/90
- H04W12/06
- CPC H04W8/005
- H04W8/08
- H04W88/04
- CPC H04W8/08
- H04W8/24
- H04W88/06
- CPC H04W8/24
- H04W16/28
- CPC H04W16/28
- H04W24/02
- CPC H04W24/02
- H04L45/74
- H04L69/22
- H04W40/22
- CPC H04W28/02
- H04W24/08
- CPC H04W28/0284
- H04W56/00
- CPC H04W36/0016
- H04W36/30
- H04W36/14
- CPC H04W36/30
- H04W40/12
- CPC H04W40/12
- H04W48/18
- CPC H04W48/18
- H04W52/02
- H04W72/232
- CPC H04W52/0206
- CPC H04W52/0229
- H04J13/00
- H04W68/00
- CPC H04W52/0232
- H04W72/12
- CPC H04W56/0055
- CPC H04W64/00
- H04W92/18
- CPC H04W64/006
- H04W72/044
- H04W72/04
- H04W84/12
- H04W88/08
- CPC H04W72/044
- H04W72/0446
- H04W4/40
- CPC H04W72/0446
- H04W72/23
- H04L5/14
- H04W72/51
- CPC H04W72/23
- H04W72/40
- H04W28/26
- CPC H04W72/40
- G01S13/76
- H04W72/02
- H04W74/04
- H04W48/16
- CPC H04W74/04
- H04W74/0833
- CPC H04W74/0833
- H04W24/10
- H04W76/15
- H04W8/22
- H04W76/19
- CPC H04W76/15
- H04W76/27
- CPC H04W76/27
- H05K5/02
- E05D3/12
- F16C11/04
- CPC H05K5/0226
- H05K7/20
- CPC H05K7/20272
- H10B63/00
- G11C13/00
- H10N70/00
- CPC H10B63/84
