Huawei Technologies Co., Ltd. patent applications on June 27th, 2024
Patent Applications by Huawei Technologies Co., Ltd. on June 27th, 2024
Huawei Technologies Co., Ltd.: 85 patent applications
Huawei Technologies Co., Ltd. has applied for patents in the areas of H04L5/00 (8), G06F9/451 (3), H04W84/12 (3), H04L45/74 (3), H04L1/00 (3) G06F9/451 (2), H04L45/04 (2), H04W76/14 (2), H04W76/11 (2), G02B15/1421 (2)
With keywords such as: device, network, information, communication, based, data, application, terminal, this, and apparatus in patent application abstracts.
Patent Applications by Huawei Technologies Co., Ltd.
20240206603.Wearable Electronic Apparatus_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Shenglan Yuan of Dongguan (CN) for huawei technologies co., ltd., Bin Zhang of Dongguan (CN) for huawei technologies co., ltd., Tianyu Cheng of Dongguan (CN) for huawei technologies co., ltd.
IPC Code(s): A44C5/14
CPC Code(s): A44C5/14
Abstract: a wearable electronic apparatus includes a body and a band. the body includes a shaft hole, and the band includes a connection part, two spring bar pins, two first springs, a button, two second springs, and a cover. the connection part includes an accommodation cavity, and the accommodation cavity includes two first openings and one second opening. each spring bar pin is slidably disposed in the accommodation cavity at the first opening. each spring bar pin includes a matching end and a mounting end that are opposite to each other. the matching end is configured to cooperate with the button, and the mounting end is configured to be accommodated in the shaft hole.
Inventor(s): Wenxiong Wei of Hangzhou (CN) for huawei technologies co., ltd., Xingxing Chen of Shanghai (CN) for huawei technologies co., ltd., Minli Chen of Dongguan (CN) for huawei technologies co., ltd., Bing Wu of Dongguan (CN) for huawei technologies co., ltd., Fan Wang of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): A61B5/024, A61B5/00, A61B5/1455
CPC Code(s): A61B5/02416
Abstract: a heart rate detection module and an electronic device are disclosed. the heart rate detection module includes a substrate, and a light source, an optical receiver, a light blocking portion, and an optical film that are disposed on the substrate. the light blocking portion is disposed between the light source and the optical receiver, so that the light source is optically isolated from the optical receiver. the optical film covers the light source, the light blocking portion, and the optical receiver, and a light filtering portion is disposed on a side that is of the optical film and that faces the substrate.
Inventor(s): Donghao Liu of Shanghai (CN) for huawei technologies co., ltd., Jie Luo of Shanghai (CN) for huawei technologies co., ltd., Yongsheng Zhang of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): B60W50/02, G06N3/02
CPC Code(s): B60W50/0205
Abstract: this application provides a vehicle status parameter estimation method and apparatus, and relates to the field of automotive control technologies. the method includes: obtaining driving status data of a vehicle, a first process status x, and a first process covariance q; determining a second process covariance q(k) and a first measurement covariance r(k) based on the driving status data of the vehicle; obtaining a first measurement value yof a vehicle sensor; and determining a vehicle status parameter of the vehicle based on the first measurement value y, the first process status x, the first process covariance q, the second process covariance q(k), and the first measurement covariance r(k).
Inventor(s): Shenghui LI of Suzhou (CN) for huawei technologies co., ltd.
IPC Code(s): B62D5/04, F16H7/12
CPC Code(s): B62D5/0403
Abstract: the present disclosure relates to transmission apparatuses, transmission apparatus adjustment methods, air tightness detection methods, and vehicles are provided. an example apparatus includes a drive pulley, a driven pulley and a transmission belt. the drive pulley is connected to the driven pulley by using the transmission belt. an axis of the drive pulley is configured to rotate around a first axis.
Inventor(s): Jiahao WU of Shenzhen (CN) for huawei technologies co., ltd., Li ZENG of Shenzhen (CN) for huawei technologies co., ltd., Wu ZHOU of Chengdu (CN) for huawei technologies co., ltd.
IPC Code(s): B81B7/00, B81B7/02, G02B26/08
CPC Code(s): B81B7/0016
Abstract: embodiments of this application provide a micromirror chip package structure. the micromirror chip package structure includes a micromirror chip, and a first substrate and a second substrate that are stacked, where the micromirror chip is disposed on a side that is of the first substrate and that faces away from the second substrate, where the micromirror chip includes a frame, a movable component, and a first torsion arm, and the movable component is connected to the frame through the first torsion arm; the first substrate includes a vibration isolation platform, an elastic beam, and a support frame, the micromirror chip is disposed on the vibration isolation platform, and the vibration isolation platform is connected to the support frame through the elastic beam; the support frame is fastened to the second substrate, and a gap is formed between the vibration isolation platform and the second substrate.
Inventor(s): Kai An of Wuhan (CN) for huawei technologies co., ltd., Anliang Yu of Shanghai (CN) for huawei technologies co., ltd., Shuai Wang of Shanghai (CN) for huawei technologies co., ltd., Sunjie Qiu of Shenzhen (CN) for huawei technologies co., ltd., Wei Han of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): G01S7/481, G01S7/4863, G01S7/487, G01S17/931
CPC Code(s): G01S7/4816
Abstract: a receiving optical system includes a receiving lens group and a detection module. the receiving module is configured to receive an echo signal obtained by reflecting signal light by a target in a detection region, and a horizontal focal plane and a vertical focal plane of the echo signal are separated. the detection module is configured to perform optical-electrical conversion on the echo signal in order to obtain an electrical signal used to determine association information (such as a distance, a speed, or a grayscale) of the target.
Inventor(s): Yasuhide Nihei of Tokyo (JP) for huawei technologies co., ltd., Takumi Matsui of Tokyo (JP) for huawei technologies co., ltd., Kaiyuan Zhang of Dongguan (CN) for huawei technologies co., ltd., Liuchang Xiao of Dongguan (CN) for huawei technologies co., ltd., Rongkai Feng of Shenzhen (CN) for huawei technologies co., ltd., YITA CHIANG of Dongguan (CN) for huawei technologies co., ltd.
IPC Code(s): G02B15/14, H04N23/55
CPC Code(s): G02B15/1421
Abstract: this application provides an optical lens, a camera module, and an electronic device. the optical lens includes a first lens element group and a second lens element group. the first lens element group and the second lens element group each include a plurality of lens elements. in different use scenarios, the second lens element group can be moved to change a distance between the first lens element group and the second lens element group, to change a focal length of the optical lens. this ensures that the optical lens in this application can achieve a good shooting effect in different use scenarios. in this application, the second lens element group is disposed within a back focal length range of the first lens element group. in this way, a total track length of the optical lens in this application can be small, so that the optical lens can be used within a thin electronic device.
Inventor(s): Kaiyuan Zhang of Dongguan (CN) for huawei technologies co., ltd., Liuchang Xiao of Dongguan (CN) for huawei technologies co., ltd., Rongkai Feng of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): G02B15/14, H04N23/55
CPC Code(s): G02B15/1421
Abstract: a zoom lens, a camera module, and a mobile terminal are provided. the zoom lens includes a first lens group (g) and a second lens group (g) that are arranged from an object side to an image side, where the first lens group (g) is fixed, and the second lens group (g) is capable of sliding along a direction of an optical axis; the first lens group (g) has a positive focal power; the second lens group (g) has a negative focal power; a ratio of a focal length eflg of the first lens group (g) to a focal length eflg of the second lens group (g) satisfies 0.4<|eflg/eflg|<1.22; and a ratio of the focal length eflg of the second lens group (g) to a focal length efl of the zoom lens satisfies 0.4<|eflg/efl|<1.
Inventor(s): Bo Wang of Wuhan (CN) for huawei technologies co., ltd.
IPC Code(s): G06F3/04845, G06F9/451
CPC Code(s): G06F3/04845
Abstract: a screen rotation control method is provided. the method may include: displaying a first interface of a first application on a display of an electronic device, wherein a window direction of the first interface is the same as a holding direction of the electronic device; and when detecting an operation of opening a second interface of a second application by using the first interface, and determining that a preset window direction of the second interface is different from the holding direction of the electronic device, displaying an interface of a first target application in the preset window direction of the second interface, and keeping a window direction of a second target application unchanged, wherein the first target application includes the second application, and the second target application includes the first application.
Inventor(s): Ren Ren of Shanghai (CN) for huawei technologies co., ltd., Chuan Liu of Chengdu (CN) for huawei technologies co., ltd., Yue Zhao of Shenzhen (CN) for huawei technologies co., ltd., Wenlin Cui of Chengdu (CN) for huawei technologies co., ltd.
IPC Code(s): G06F3/06
CPC Code(s): G06F3/061
Abstract: a service system and a memory management method and apparatus are provided. the service system includes a plurality of service nodes. a memory of at least one of the plurality of service nodes is divided into a local resource and a global resource. the local resource is used to provide memory storage space for a local service node, the global resource of the at least one service node forms a memory pool, and the memory pool is used to provide memory storage space for the plurality of service nodes. when a specific condition is satisfied, at least a part of space in the local resource is transferred to the memory pool.
Inventor(s): Fei Xia of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): G06F8/65
CPC Code(s): G06F8/65
Abstract: a method for upgrading client software includes receiving an upgrade instruction for client software deployed on a computing node, where the client software is used to access one or more storage nodes in the storage system based on a received input/output i/o instruction; performing i/o suspension on the received i/o instruction in response to the upgrade instruction; and upgrading the client software based on the upgrade instruction.
Inventor(s): Ning Chu of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): G06F9/445
CPC Code(s): G06F9/44521
Abstract: this application discloses a program call stack creation method and apparatus, and an unwind stack method and apparatus. the call stack creation method includes: obtaining a first program, where the first program includes a first function, in a process of calling a runtime library to run the first program, adding a second function and creating a call stack, where the call stack includes a first stack frame, a second stack frame, and a third stack frame that are respectively corresponding to the first function, the second function, and a third function. an unwind stack performance can be improved to a maximum extent without affecting a non-stack trace scenario.
Inventor(s): Zeyang Shen of Wuhan (CN) for huawei technologies co., ltd., Yintang Ni of Shenzhen (CN) for huawei technologies co., ltd., Shaohua Zhao of Wuhan (CN) for huawei technologies co., ltd., Huachang Deng of Wuhan (CN) for huawei technologies co., ltd.
IPC Code(s): G06F9/451
CPC Code(s): G06F9/451
Abstract: this application provides a quick interface return method and an electronic device. the method is applied to an electronic device. the method includes: displaying a first interface of a first application, where the first interface is associated with a first activity, the first activity is a stack top activity of a first activity stack, and the first activity stack includes the first activity, a second activity, and a third activity; receiving a first user operation; and in response to the first user operation, popping at least two activities of the first activity stack, and displaying a second interface of the first application, where the second interface is associated with the second activity; or in response to the first user operation, popping at least two activities of the first activity stack, and displaying a third interface of a second application, where the third interface is associated with the third activity.
Inventor(s): Yanan Zhang of Shenzhen (CN) for huawei technologies co., ltd., Hongjun Wang of Shenzhen (CN) for huawei technologies co., ltd., Zhiyan Yang of Shenzhen (CN) for huawei technologies co., ltd., Chao Xu of Xi’an (CN) for huawei technologies co., ltd.
IPC Code(s): G06F9/451, G06F3/0482, G06F9/48
CPC Code(s): G06F9/451
Abstract: this application provides a system and method for displaying and controlling a task of a remote device. the system includes n devices, and the n devices include a first terminal and a second terminal. icons of the n devices and at least one task card are displayed on a recent tasks screen of the first terminal. a user may perform various convenient operations on any card, to implement migration of the task card and running of an application corresponding to the task card on different devices. this can be suitable for a variety of different user requirements, and applicable to almost all applications. in addition, task cards can be flexibly arranged on the first terminal, and the first terminal can display task cards of different devices.
Inventor(s): Lidu Qin of Chengdu (CN) for huawei technologies co., ltd.
IPC Code(s): G06F16/13, G06F16/14
CPC Code(s): G06F16/13
Abstract: in accordance with an embodiment, a method includes: obtaining an access request, wherein the access request carries a first file path corresponding to to-be-accessed data, and the first file path comprises a preset root directory; determining, based on a path of the first file path in the preset root directory, a second file path in a first file system corresponding to the first file path, wherein a name space corresponding to the preset root directory comprises at least two types of sub-paths, and the at least two types of sub-paths respectively correspond to file paths in at least two different file systems; and determining a storage address of the to-be-accessed data based on the second file path.
Inventor(s): Han Xu of Chengdu (CN) for huawei technologies co., ltd., Tao Huang of Shenzhen (CN) for huawei technologies co., ltd., Di Chen of Hangzhou (CN) for huawei technologies co., ltd., Jiawei Zhao of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): G06F21/60
CPC Code(s): G06F21/602
Abstract: a data storage method includes receiving to-be-stored first data; encrypting a first data part in the to-be-stored first data; writing an encrypted first data part into a non-volatile memory; and then writing a second data part into a hard disk or a magnetic disk.
Inventor(s): Huamin Luo of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): G06F21/62, G06N3/063
CPC Code(s): G06F21/6209
Abstract: an ai computing apparatus includes an ai integrated chip and an off-chip memory. the ai integrated chip includes a cpu, an npu, a first on-chip storage unit, and a second on-chip storage unit. permission to allow only the npu to read and permission to allow only the cpu to write are set in the second on-chip storage unit. the off-chip memory stores first neural network code and a first weight parameter that are associated with the npu. the second on-chip storage unit stores second neural network code and a second weight parameter that are associated with the npu.
Inventor(s): Habib HAJIMOLAHOSEINI of Ottawa (CA) for huawei technologies co., ltd., Walid AHMED of Ottawa (CA) for huawei technologies co., ltd., Yang LIU of Ottawa (CA) for huawei technologies co., ltd.
IPC Code(s): G06N3/04
CPC Code(s): G06N3/04
Abstract: there is described a method for decomposing a layer in an artificial intelligence (ai) model. a rank of decomposition is calculated based on a performance function of a processor. the layer is decomposed into a plurality of matrices based on the rank of decomposition. the layer is replaced in the ai model with the plurality of matrices to produce a compressed ai model.
Inventor(s): Jingyi Zhang of Hangzhou (CN) for huawei technologies co., ltd., Yongzhong Wang of Hangzhou (CN) for huawei technologies co., ltd., Yanlin Liu of Hangzhou (CN) for huawei technologies co., ltd.
IPC Code(s): G06N3/08, G06N3/0495
CPC Code(s): G06N3/08
Abstract: a method for training an artificial intelligence (ai) model includes receiving a first training subtask at a first training unit, obtaining, by executing the first training subtask using a plurality of first training subunits, a first weight that is obtained through synchronization among the plurality of first training subunits, asynchronously receiving a second weight that is obtained by executing a second training subtask by at least one second training unit, and obtaining a weight of the ai model based on the first weight and the second weight.
20240211769.COMMUNICATION METHOD AND APPARATUS_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Xiaomeng CHAI of Shanghai (CN) for huawei technologies co., ltd., Yiqun WU of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): G06N3/098, G06N3/045
CPC Code(s): G06N3/098
Abstract: a communication method includes determining a first submodel and a second submodel. the first submodel and the second submodel are used in a matching manner. the communication method also includes sending first information. the first information indicates one or more of input data of the first submodel or output data of the first submodel.
20240211770.COMMUNICATION METHOD AND APPARATUS_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Xiaomeng CHAI of Shanghai (CN) for huawei technologies co., ltd., Yan SUN of Shanghai (CN) for huawei technologies co., ltd., Yiqun WU of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): G06N3/098
CPC Code(s): G06N3/098
Abstract: a communication method and apparatus. a terminal receives first information from a network device. the terminal determines n pieces of training data based on the first information, and n is an integer. the terminal performs model training based on the n pieces of training data, to obtain a first ai model. the network device configures the first information used to determine the n pieces of training data for the terminal. the terminal performs model training based on the n pieces of training data autonomously. separately configuring an ai model for the terminal is not necessary and air interface overheads are reduced.
20240211810.MODEL TEST METHOD AND APPARATUS_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Xiaomeng CHAI of Shanghai (CN) for huawei technologies co., ltd., Yiqun WU of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): G06N20/00
CPC Code(s): G06N20/00
Abstract: a model test method and an apparatus. a terminal receives first information from a network device. the terminal determines at least one test set based on the first information. the terminal tests an ai model based on the at least one test set, to obtain a test result. the terminal notifies the network device of the test result of the ai model.
Inventor(s): Yinchuan Li of Beijing (CN) for huawei technologies co., ltd., Yunfeng Shao of Beijing (CN) for huawei technologies co., ltd., Jun Wu of Nanjing (CN) for huawei technologies co., ltd.
IPC Code(s): G06N20/20
CPC Code(s): G06N20/20
Abstract: a method includes a server delivering a random quantization instruction to a plurality of terminals. the plurality of terminals perform random quantization on training update data based on the random quantization instruction and upload, to the server, training update data on which random quantization has been performed. after aggregating the training update data on which random quantization has been performed, the server may eliminate an additional quantization error introduced by random quantization.
Inventor(s): THOMAS ENXU LI of Mississauga (CA) for huawei technologies co., ltd., RYAN RAZANI of Toronto (ON) for huawei technologies co., ltd., BINGBING LIU of Markham (CA) for huawei technologies co., ltd.
IPC Code(s): G06T7/12, G06T3/40, G06T17/00, G06V10/44, G06V10/771, G06V20/70
CPC Code(s): G06T7/12
Abstract: systems and methods for panoptic segmentation of a point cloud are provided. a point cloud is projected into a range image. features are extracted from the range image and generating a feature map from the extracted features. the feature map is downsampled and the features are scaled during downsampling using local geometry. features are extracted from the downsampled feature map. the point cloud is semantically segmented at least partially based on the features extracted. instances in the point cloud are segmented at least partially based on the features extracted.
Inventor(s): Xiufeng Zhang of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): G06T11/00, H04N9/64
CPC Code(s): G06T11/001
Abstract: an electronic device for image color adjustment includes a display and a processor. the processor includes a display processing unit (dpu). the dpu obtains a to-be-displayed image, obtains, based on a first color mode, a target three-dimensional (3d) lookup table used to adjust the to-be-displayed image, maps a color of the to-be-displayed image based on the target 3d lookup table, to obtain an adjusted image, and sends the adjusted image to the display for displaying.
20240212587.ELECTRONIC DEVICE_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Zhihua Liao of Xi'an (CN) for huawei technologies co., ltd., Yamin Zhou of Dongguan (CN) for huawei technologies co., ltd., Defu Shi of Dongguan (CN) for huawei technologies co., ltd.
IPC Code(s): G09G3/32, H05K7/20, H05K9/00
CPC Code(s): G09G3/32
Abstract: this application provides an electronic device, including a backplane, a flat panel, a mini-led lighting panel, and a diffusion panel. the flat panel is located between the backplane and the mini-led lighting panel, a light mixing space is formed between the mini-led lighting panel and the diffusion panel, and light emitted by the mini-led lighting panel is incident on the diffusion panel through the light mixing space. the mini-led lighting panel includes a plurality of sub-mini-led lighting panels, and each sub-mini-led lighting panel includes a connector. the sub-mini-led lighting panel may be directly electrically connected to a drive module of the electronic device, or may be indirectly electrically connected to a drive module of the electronic device through another sub-mini-led lighting panel.
Inventor(s): Long Wu of Shanghai (CN) for huawei technologies co., ltd., Wei Di of Shanghai (CN) for huawei technologies co., ltd., Tianpeng Wang of Shanghai (CN) for huawei technologies co., ltd., Jianjun Zhou of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H01F27/28, H01F17/00
CPC Code(s): H01F27/2804
Abstract: a filter includes at least two coil assemblies, a plurality of wiring harnesses, at least one dielectric mechanical part, and at least two wiring layers disposed in a stacked manner, where each coil assembly includes a plurality of wires, and one or more wires belonging to different coil assemblies are disposed in each wiring layer; each wiring harness is coupled to two different wires of a same coil assembly, to sequentially couple the wires of each coil assembly together; and each dielectric mechanical part is located between two adjacent wiring layers, wiring layers are stacked together under effect of the dielectric mechanical part, and a volume of each dielectric mechanical part is less than a volume of interlayer space between two wiring layers that are in contact with each dielectric mechanical part.
Inventor(s): Yonggang ZHENG of Dongguan (CN) for huawei technologies co., ltd., Ran JIANG of Dongguan (CN) for huawei technologies co., ltd., Zikai TANG of Dongguan (CN) for huawei technologies co., ltd., Yanghua LI of Dongguan (CN) for huawei technologies co., ltd., Shujun HUANG of Dongguan (CN) for huawei technologies co., ltd.
IPC Code(s): H01L23/00, H01L23/31
CPC Code(s): H01L24/20
Abstract: the technology of this application relates to a chip package structure, a production method for a chip package structure, and an electronic device. the chip package structure includes a first connection layer having an upper surface and a lower surface that are opposite to each other, a die disposed on the upper surface of the first connection layer, a first conduction structure disposed on an upper surface of the die, a first plastic package layer covering the die and the first conduction structure, and a rewiring layer disposed on the first plastic package layer. at least a part of the first conduction structure is exposed from an upper surface of the first plastic package layer. the rewiring layer is coupled to the first conduction structure. a signal of the die can be directly led out through the first conduction structure and the rewiring layer.
Inventor(s): Hongsheng YI of Shenzhen (CN) for huawei technologies co., ltd., Hui SUN of Shenzhen (CN) for huawei technologies co., ltd., Haolin HU of Shenzhen (CN) for huawei technologies co., ltd., Biao GAO of Dongguan (CN) for huawei technologies co., ltd.
IPC Code(s): H01L29/10, H01L21/3065, H01L21/308, H01L21/3213, H01L29/20, H01L29/66, H01L29/778
CPC Code(s): H01L29/10
Abstract: this application provides a field effect transistor, a preparation method, and an electronic circuit. during preparation, after a channel layer, a control gate layer, a metal gate layer, a hard mask layer, and a photoresist layer are sequentially formed on a substrate, a first photoresist mask pattern is formed. dry etching is performed on the hard mask layer, to form a first hard mask pattern. size shrinkage treatment is performed on the first photoresist mask pattern, to form a second photoresist mask pattern. a part, exposing the first hard mask pattern, of the second photoresist mask pattern forms a step surface. dry etching is sequentially performed on the first hard mask pattern, the metal gate layer, and the control gate layer. during dry etching, the step surface extends downward and stops on a side wall of a control gate. the step surface may improve electrical leakage from the side wall.
Inventor(s): Eduardo FACANHA DE OLIVEIRA of Nuremberg (DE) for huawei technologies co., ltd.
IPC Code(s): H02M5/458, H02M1/42, H02M1/44
CPC Code(s): H02M5/4585
Abstract: the disclosure relates to an ac-dc conversion device for converting an alternating current (ac) voltage into a direct current (dc) voltage, the ac-dc conversion device including an ac input terminal for receiving an ac voltage and an ac-dc conversion stage being configured top convert the ac voltage into a first dc voltage, convert the ac voltage into a second dc voltage, and output the second dc voltage at an output of the ac-dc conversion device. the ac-dc conversion device further includes a partial power dc-dc converter configured to regulate the second dc voltage based on a required voltage across the output of the ac-dc conversion device. the disclosure further relates to a voltage converter circuit comprising such an ac-dc conversion device and an output for providing an isolated output voltage.
Inventor(s): Yan CHEN of Shanghai (CN) for huawei technologies co., ltd., Guanjun NI of Shanghai (CN) for huawei technologies co., ltd., Yuhong ZHU of Shanghai (CN) for huawei technologies co., ltd., Bingguang PENG of Shanghai (CN) for huawei technologies co., ltd., Shangbang SUN of Shanghai (CN) for huawei technologies co., ltd., Jingjing YAO of Shanghai (CN) for huawei technologies co., ltd., Rong WANG of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H03M13/13, H03M13/00
CPC Code(s): H03M13/13
Abstract: a polar code segment encoding method and a related apparatus are disclosed, and the method includes: determining, based on an information bit quantity of a first information bit sequence and a first code rate, a target code length for polar code encoding; determining an initial code length based on the target code length, where the initial code length is an integer multiple of a smallest segment code length; dividing the first information bit sequence into s segments of information bit sequences based on the first code rate and the initial code length and when the initial code length is different from the target code length, performing rate matching on the s segments in a process of performing polar code encoding on the s segments of information bit sequences, where a sum of segment code lengths of the s segments is the target code length after the rate matching.
20240214042.DATA PROCESSING METHOD AND APPARATUS_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Huiying ZHU of Shanghai (CN) for huawei technologies co., ltd., Pengpeng DONG of Shanghai (CN) for huawei technologies co., ltd., Zhiyuan TAN of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H04B7/0456
CPC Code(s): H04B7/0482
Abstract: a data processing method and apparatus are disclosed, which may be applied to communication systems such as 5g and 6g. the method includes: obtaining an extended first codebook based on a second codebook by increasing a quantity of codewords or lengths of codewords, and performing first network coding or decoding based on the first codebook. linear independence between codewords in the extended first codebook may be ensured as much as possible, so as to generate more valid redundant packets or check packets, thereby improving system reliability. alternatively, flexible block lengths are supported, so as to perform efficient network coding or decoding on more original data packets, thereby improving system spectral efficiency. this application may be applied to an extended reality xr service or another low-delay service.
Inventor(s): Bing Zhou of Dongguan (CN) for huawei technologies co., ltd., Yangjun Wan of Dongguan (CN) for huawei technologies co., ltd., Zhihong Jia of Dongguan (CN) for huawei technologies co., ltd., Kaidi Zhao of Dongguan (CN) for huawei technologies co., ltd., Hongfei Hu of Dongguan (CN) for huawei technologies co., ltd.
IPC Code(s): H04B10/079
CPC Code(s): H04B10/0791
Abstract: embodiments provide a fault locating method for an optical network and a related device to reduce network complexity of fault locating and improve accuracy and efficiency of fault locating in an optical network. the method provides a network management device obtains a first sample set from a first optical network device, where the first sample set includes a plurality of optical powers obtained from the first optical network device sequentially sampling a first optical signal for a plurality of times by the first optical network device in a first fault locating time period, and at least one optical power included in the first sample set is less than or equal to an optical power threshold. the network management device determines a fault type in an optical network based on a change trend of the plurality of optical powers.
Inventor(s): Gaoning HE of Boulogne Billancourt (FR) for huawei technologies co., ltd., Lei WANG of Shanghai (CN) for huawei technologies co., ltd., Jianbiao XU of Shenzhen (CN) for huawei technologies co., ltd., Ganghua YANG of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H04B17/318, H04B17/27
CPC Code(s): H04B17/318
Abstract: this application provides an antenna detection method, an apparatus, a device, and a storage medium. the method includes: a first terminal device sends a first detection signal to a network device. the first detection signal is used to determine at least one first antenna sub-array corresponding to the first terminal device. a plurality of antenna sub-arrays of the network device include the at least one first antenna sub-array. a time interval at which the first detection signal is sent is related to spatial non-stationary coherence time. the first terminal device obtains first information from the network device. the first information indicates to perform information transmission through the at least one first antenna sub-array corresponding to the first terminal device.
Inventor(s): Qi Liang of Shenzhen (CN) for huawei technologies co., ltd., Lei Han of Hangzhou (CN) for huawei technologies co., ltd., Chaofeng Jiang of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04J3/06
CPC Code(s): H04J3/0661
Abstract: embodiments provide clock synchronization methods and control systems. in some embodiments a control system includes a first controller and a second controller. in some embodiments the first controller includes a first clock unit and a second clock unit, and the second controller includes a third clock unit. in some embodiments, a clock of the first clock unit may be different from a clock of the third clock unit, and a clock of the second clock unit may be the same as the clock of the third clock unit. in some embodiments, a method includes the first controller and the second controller add a timestamp to sensor data by using a first clock. in some embodiments the first clock is the clock of the first clock unit or the clock of the third clock unit.
Inventor(s): Norman William Finn of Spring Valley CA (US) for huawei technologies co., ltd.
IPC Code(s): H04J3/06, H04L7/02
CPC Code(s): H04J3/0673
Abstract: according to embodiments, a first device transmits a timing marker frame (tmf) in a first transmission cycle. the first device determines a transmission time of the tmf. the first device determines a time difference between the transmission time of the tmf and a start time of a second transmission cycle. the first device transmits to a second device a phase offset message (pom) indicating the time difference. the first device transmits frames in a transmission cycle subsequent to the first transmission cycle.
Inventor(s): Huiying ZHU of Shanghai (CN) for huawei technologies co., ltd., Pengpeng DONG of Shanghai (CN) for huawei technologies co., ltd., Zhiyuan TAN of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H04L1/00
CPC Code(s): H04L1/0007
Abstract: a data transmission method, a data receiving method, and a communication apparatus, which may be applied to an extended reality (xr) service or another low-latency service. the method includes: obtaining k to-be-coded data packets with a same length; performing shift exclusive or coding based on a coding coefficient and the k to-be-coded data packets, to obtain a check packet; and sending the check packet, where a packet header of the check packet does not include indication information of the coding coefficient, the coding coefficient of the check packet is related to a difference between a data length of the check packet and the length of the to-be-coded data packet, and the to-be-coded data packet includes an original packet or a system packet corresponding to an original packet.
Inventor(s): Weiwei Yu of Dongguan (CN) for huawei technologies co., ltd.
IPC Code(s): H04L1/1607, H04J3/16, H04L1/00
CPC Code(s): H04L1/1607
Abstract: a slot consistency verification method is provided. the method is applied to a fine granularity service scenario, and includes: a sending end receives first information from a receiving end, where the first information indicates that a receiving slot used by the receiving end to receive a fine granularity service is consistent with a sending slot used by the sending end to send the fine granularity service; and the sending end sends a data block to the receiving end, where the data block includes a first basic frame overhead and a basic frame payload, the basic frame payload is for bearing the fine granularity service, and the fine granularity service is borne in the sending slot. according to the application, it is ensured that the sending slot used is consistent with the receiving slot, thereby ensuring normal running of the fine granularity service.
Inventor(s): Mingxin Gong of Beijing (CN) for huawei technologies co., ltd., Bingyu Qu of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04L5/00
CPC Code(s): H04L5/0051
Abstract: embodiments of this application provide a resource configuration method and apparatus. the method includes: a network device determines k sounding reference signal resource sets corresponding to each of n terminal devices in a first cell, where k sounding reference signal resource sets corresponding to any one of the n terminal devices belong to m sounding reference signal resource sets, and at least x sounding reference signal resource sets in corresponding k sounding reference signal resource sets are different between any two of the n terminal devices. the network device sends configuration information to each terminal device, where the configuration information indicates k sounding reference signal resource sets.
Inventor(s): Ming Gan of Shenzhen (CN) for huawei technologies co., ltd., Yuxin Lu of Shenzhen (CN) for huawei technologies co., ltd., Jian Yu of Shenzhen (CN) for huawei technologies co., ltd., Yunbo Li of Shenzhen (CN) for huawei technologies co., ltd., Xun Yang of Shenzhen (CN) for huawei technologies co., ltd., Chenchen Liu of Shenzhen (CN) for huawei technologies co., ltd., Bo Gong of Shenzhen (CN) for huawei technologies co., ltd., Yiqing Li of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04L5/00
CPC Code(s): H04L5/0053
Abstract: embodiments of this application provide a physical layer protocol data unit transmission method and an apparatus, the method includes: a first communication apparatus may receive a trigger frame that is for indicating a first resource unit allocated to the first communication apparatus, and sends a physical layer protocol data unit ppdu on a part of or all of the first resource unit, where the first resource unit is a resource unit whose quantity of tones is greater than 996; or the first resource unit is a multiple resource unit mru, and the mru includes at least one resource unit whose quantity of tones is greater than or equal to 996.
Inventor(s): Zhengwei Gong of Shanghai (CN) for huawei technologies co., ltd., Yaqiu Peng of Shenzhen (CN) for huawei technologies co., ltd., Yongchao Pan of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H04L5/00, H04L25/03, H04W72/0453
CPC Code(s): H04L5/0085
Abstract: embodiments of this application disclose a method for reducing a peak-to-average power ratio papr, and a communication apparatus, and are applied to a transmitting system including a power amplifier. in the method, a reserved resource may be determined based on a first unscheduled resource in transmission bandwidth and/or a second unscheduled resource in guard bandwidth, and a fixed reserved resource in a conventional technology does not need to be used. therefore, flexibility of determining the reserved resource can be improved, and flexibility of reducing a peak-to-average power ratio papr in a frequency domain resource reservation tr manner can further be improved.
Inventor(s): Antoine FRESSANCOURT of Boulogne Billancourt (FR) for huawei technologies co., ltd., Luigi IANNONE of Boulogne Billancourt (FR) for huawei technologies co., ltd., Zhe LOU of Munich (DE) for huawei technologies co., ltd.
IPC Code(s): H04L9/08
CPC Code(s): H04L9/088
Abstract: devices and methods for routing data packets in a communication network from a source node to a destination node via one or more intermediate routing nodes in a privacy-preserving manner are disclosed. the source node is configured to concatenate a first routing vector element including a first bit pattern with an initial routing vector defining a bit string, encrypt the concatenation using a selected first encryption key, and replace a portion of the encrypted initial routing vector at a first position by the encrypted first routing vector element. moreover, the source node is configured to concatenate a second routing vector element, including a second bit pattern and routing information of the destination node, with the modified routing vector, encrypt the concatenation using a selected second encryption key, and replace a portion of the encrypted modified routing vector at a second position by the encrypted second routing vector element.
Inventor(s): Antoine FRESSANCOURT of Boulogne Billancourt (FR) for huawei technologies co., ltd., Luigi IANNONE of Boulogne Billancourt (FR) for huawei technologies co., ltd., Zhe LOU of Munich (DE) for huawei technologies co., ltd.
IPC Code(s): H04L9/08
CPC Code(s): H04L9/088
Abstract: (fig. )
Inventor(s): Ye Zhang of Nanjing (CN) for huawei technologies co., ltd., Tong Zhu of Nanjing (CN) for huawei technologies co., ltd.
IPC Code(s): H04L12/46, H04L12/18
CPC Code(s): H04L12/4641
Abstract: embodiments of this application provide a df election method and a device. the method is performed by a first network device, and the method includes: receiving an evpn ethernet segment es route advertised by a second network device, where the es route includes an esi, the esi identifies an ethernet segment, and the ethernet segment includes a first link and a second link, where the first network device and the second network device each are configured with a first broadcast domain, a first gateway accesses the first broadcast domain of the first network device through the first link, a second gateway accesses the first broadcast domain of the second network device through the second link, the first network device and the second network device each configure the esi in the first broadcast domain, and the first gateway and the second gateway access a same evpn site; and performing df election based on the es route, to determine that the first network device is a non-df in the first broadcast domain. in this application, network resources can be saved, and network performance can be improved.
Inventor(s): Junping Luo of Shenzhen (CN) for huawei technologies co., ltd., Wei Pan of Shenzhen (CN) for huawei technologies co., ltd., Er Nie of Shenzhen (CN) for huawei technologies co., ltd., Jiankang Li of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04L25/03
CPC Code(s): H04L25/03
Abstract: a transmitter equalization parameter evaluation method and an apparatus are provided. the method provided in this application is used for evaluating a transmitter equalization parameter of a high-speed interface in a first device, and the method is performed by a second device connected to the first device over a communication link. the second device first detects a status of the communication link between the first device and the second device, where the communication link is constructed through the high-speed interface in the first device. when determining that the communication link is idle, the second device performs a transmitter equalization parameter evaluation process of the high-speed interface in the first device based on the communication link. when the communication link is idle, the transmitter equalization parameter evaluation process of the high-speed interface in the first device is started. this ensures efficiency of transmitter equalization parameter evaluation.
20240214253.COMMUNICATION METHOD AND APPARATUS_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Fengwei Liu of Chengdu (CN) for huawei technologies co., ltd., Minghui Xu of Shenzhen (CN) for huawei technologies co., ltd., Jiayin Zhang of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H04L27/26
CPC Code(s): H04L27/2607
Abstract: a communication method and apparatus are provided. a terminal obtains first information and second information, the first information is used to determine a length of a first-type symbol component, the second information is used to determine at least one of a length of a second-type symbol component and a length of a third-type symbol component, and the length of the first-type symbol component is greater than the length of the third-type symbol component. the terminal determines a plurality of signal blocks based on the first information and the second information, and processes each of the plurality of signal blocks to obtain an ofdm symbol corresponding to the signal block and sends the ofdm symbol.
Inventor(s): Qing XIE of Dongguan (CN) for huawei technologies co., ltd., Jiandong YE of Bangkok (TH) for huawei technologies co., ltd.
IPC Code(s): H04L41/0677, H04L41/0631, H04L41/12
CPC Code(s): H04L41/0677
Abstract: embodiments of this application provide a cross-domain fault analysis method and system. according to the method and the system, whether a first single-domain network fault and a second single-domain network fault are caused by a same fault is determined based on correlation analysis on the first single-domain network fault and the second single-domain network fault in time dimension and service dimension. this resolves a problem of low fault diagnosis efficiency caused by a fact that operation and maintenance personnel needs to analyze each single-domain network fault because the same fault leads to a plurality of single-domain network faults.
Inventor(s): Huanhuan Zhang of Nanjing (CN) for huawei technologies co., ltd., Qi Yu of Hangzhou (CN) for huawei technologies co., ltd., Yi Kai of Shenzhen (CN) for huawei technologies co., ltd., Mingjie Cai of Shenzhen (CN) for huawei technologies co., ltd., Boyuan Yu of Nanjing (CN) for huawei technologies co., ltd., Chen Sun of Nanjing (CN) for huawei technologies co., ltd.
IPC Code(s): H04L41/5019, H04L47/24
CPC Code(s): H04L41/5019
Abstract: a method for determining a network optimization policy, an apparatus, and a system are provided. a network optimization device can process a performance parameter of a network and a service requirement of a target service flow by using a network optimization algorithm, to obtain a target network optimization policy, and can apply the target network optimization policy to the target service flow, to enable transmission performance of the target service flow to satisfy the service requirement. because the network optimization device can automatically determine the network optimization policy based on the network optimization algorithm, efficiency of determining the network optimization policy is effectively improved. in addition, when determining the network optimization policy, the network optimization device further considers the performance parameter of the network.
Inventor(s): Yang HUANG of Beijing (CN) for huawei technologies co., ltd., Haibo WANG of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04L45/02, H04L12/46, H04L69/06
CPC Code(s): H04L45/04
Abstract: this application discloses a method, an apparatus, a device, and a system for transmitting network layer reachability information, and a medium, and pertains to the communication field. the method includes: obtaining a border gateway protocol bgp message, where the bgp message includes first nlri that is for advertising a first route, the first nlri includes a first field set and first indication information, the first field set carries necessary routing information of the first route, and the first indication information indicates that the first nlri does not include a first field in a second field set, where each field in the second field set carries optional routing information of the first route, and the second field set does not include the first indication information; and sending the bgp message to a second communication apparatus. this application can improve route transmission efficiency.
Inventor(s): Xiaoming Ma of Nanjing (CN) for huawei technologies co., ltd., Zhifeng He of Shenzhen (CN) for huawei technologies co., ltd., Shuxiang Wang of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04L45/02, H04L45/28, H04L45/74
CPC Code(s): H04L45/04
Abstract: in accordance with an embodiment, a network device is configured to obtain keepalive information of a terminal device; receive a migration begin request message sent by a control plane network element; and in response to receiving the migration begin request message, after receiving a first keepalive request packet sent by the terminal device, send a first keepalive response packet for the first keepalive request packet to the terminal device based on the keepalive information.
Inventor(s): Jianwei Mao of Beijing (CN) for huawei technologies co., ltd., Xia Chen of Beijing (CN) for huawei technologies co., ltd., Bing Liu of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04L45/12
CPC Code(s): H04L45/124
Abstract: embodiments of the present invention disclose a packet processing method and a related apparatus, applied to a network device. the method includes: receiving a first packet sent by a client, where the first packet includes target identification information, the target identification information is used to identify a target destination, the target destination is a destination selected from n candidate destinations by the network device for the client, and n is an integer greater than 0; and determining the target destination based on the target identification information, and forwarding the first packet to the target destination, to trigger the target destination to process the first packet.
Inventor(s): Sujan Pandey of Leuven (BE) for huawei technologies co., ltd., Yumeng Yang of Nanjing (CN) for huawei technologies co., ltd.
IPC Code(s): H04L45/24, H04L12/40
CPC Code(s): H04L45/24
Abstract: a communication interface for use at a first end of a communication link including a number of communication lanes greater or equal to two. the communication interface includes a logic configured to cooperate with another communication interface at a second end of the communication link to send a data frame to the second end over the communication lanes. the logic is configured to store a communication lane status for each of the communication lanes, and when detecting that the communication lane status for a specific communication lane has changed to a determined status. the logic is configured to send the changed communication lane status for the specific communication lane to the communication interface at the second end and split a data frame accordingly. the communication interface provides seamless data communication between the first end and the second end of the communication link, even in case of a lane failure.
Inventor(s): Wei Liu of Nanjing (CN) for huawei technologies co., ltd., Bin Yu of Nanjing (CN) for huawei technologies co., ltd.
IPC Code(s): H04L45/74, H04L12/46, H04L101/622
CPC Code(s): H04L45/74
Abstract: in a data transmission method, a second network device connected to a terminal device sends a first packet to a first network device, where the first packet includes a mac address of the terminal device and a first management vlan identifier. the first management vlan identifier indicates a management vlan configured for a first port on the second network device. the first port is configured to connect the second network device and the terminal device. after receiving the first packet, the first network device establishes a first association relationship between the mac address, the first management vlan identifier, and a first logical port based on information in the first packet, where the first logical port is located on the first network device and corresponds to the first port.
Inventor(s): Huajun Ren of Nanjing (CN) for huawei technologies co., ltd., Tong Zhu of Nanjing (CN) for huawei technologies co., ltd., Jiutao Ding of Nanjing (CN) for huawei technologies co., ltd.
IPC Code(s): H04L45/76, H04L45/00, H04L45/741
CPC Code(s): H04L45/76
Abstract: a route advertisement method, a network device, and a computer storage medium are provided, and pertain to the field of communication technologies. according to this application, an evpn srv6 route advertisement packet is extended to carry pseudo-wire identification information of an l2vpn pw between a first network device and a second network device, to help find, based on the pseudo-wire identification information, a forwarding entry associated with the l2vpn pw, and further process the forwarding entry associated with the l2vpn pw, thereby evolving an mpls forwarding-based l2vpn vpws into an srv6 forwarding-based evpn vpws, or evolving an mpls forwarding-based l2vpn vpls into an srv6 forwarding-based evpn vpls. in addition, the mpls forwarding-based l2vpn vpws or vpls can be evolved into another type of evpn srv6 network.
Inventor(s): Zhigang JI of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04L47/125, H04L45/74
CPC Code(s): H04L47/125
Abstract: this application discloses a packet transmission method and a related apparatus, to implement network load balancing and improve utilization of a network bandwidth resource. the method in this application includes: a first network device obtains a remote direct memory access rdma packet, where the rdma packet includes a transmission identifier, and rdma packets having a same transmission identifier need to be transmitted in sequence. the first network device determines a target forwarding path based on the transmission identifier and a destination address of the rdma packet. the first network device forwards the rdma packet through the target forwarding path.
20240214329.DATA PROCESSING METHOD AND APPARATUS_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Gongzheng Zhang of Hangzhou (CN) for huawei technologies co., ltd., Chen Xu of Hangzhou (CN) for huawei technologies co., ltd., Jian Wang of Hangzhou (CN) for huawei technologies co., ltd., Rong Li of Boulogne Billancourt (FR) for huawei technologies co., ltd., Jun Wang of Hangzhou (CN) for huawei technologies co., ltd.
IPC Code(s): H04L49/552, H04L25/02
CPC Code(s): H04L49/552
Abstract: this application discloses a data processing method and an apparatus. the method includes: after obtaining first data, a first communication apparatus processes the first data based on a first parameter, to obtain a first transmission symbol, and sends the first transmission symbol to a second communication apparatus. correspondingly, the second communication apparatus receives the first transmission symbol. the second communication apparatus processes the first transmission symbol based on the first parameter to obtain an input of a neural network, and processes the input by using the neural network to obtain a processing result. the first parameter is determined based on first accuracy and first channel information, the first channel information is information about a channel between the first communication apparatus and the second communication apparatus, and the first accuracy indicates accuracy of processing data by the neural network.
Inventor(s): Shunqing Li of Nanjing (CN) for huawei technologies co., ltd.
IPC Code(s): H04L51/10, H04L51/18
CPC Code(s): H04L51/10
Abstract: a method includes that an rcs message sending server receives a first message sent by an rcs message application server, where the first message includes an rcs message and user identification information of a terminal device; and when determining that the terminal device does not support an rcs-type message, the rcs message sending server sends web page address information to the terminal device, where the web page address information is used for obtaining content of the rcs message from an rcs message content server.
20240214365.COMMUNICATION METHOD AND APPARATUS_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): He Li of Shanghai (CN) for huawei technologies co., ltd., Ao Lei of Beijing (CN) for huawei technologies co., ltd., Rong Wu of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04L9/40
CPC Code(s): H04L63/08
Abstract: this application provides a communication method and apparatus. the method includes: a first network element receives a first request message from a second network element, where the first request message is used to request to perform a first operation on a first terminal device. the first network element determines, based on the first request message, whether the second network element is authorized to request to perform the first operation on the first terminal device. whether a network element that sends a request message is authorized to request to perform a related operation is verified, to determine whether the network element is an attacker. this reduces impact on a system service resulting from requests of an attacker and improves system security.
20240214455.COMMUNICATION METHOD AND APPARATUS_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Yongcui LI of Beijing (CN) for huawei technologies co., ltd., Hui NI of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04L67/14
CPC Code(s): H04L67/14
Abstract: this application provides a communication method and apparatus. the method includes: a first session management function network element determines whether a first session management function network element is able to serve a first data network access identifier (dnai). the first session management function network element sends first information to a first access and mobility management function network element when the first session management function network element is able to serve the first dnai, where the first information is used by the first access and mobility management function network element to remove an intermediate session management function network element.
20240214475.COMMUNICATION METHOD AND APPARATUS_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Guogang HUANG of Shenzhen (CN) for huawei technologies co., ltd., Zhaoxia LIU of Shenzhen (CN) for huawei technologies co., ltd., Yuchen GUO of Shenzhen (CN) for huawei technologies co., ltd., Yunbo LI of Shenzhen (CN) for huawei technologies co., ltd., Ming GAN of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04L69/14, H04L43/062, H04W84/12
CPC Code(s): H04L69/14
Abstract: a method includes generating quality of service requirement information which includes packet loss rate indication information. the packet loss rate indication information includes an acceptable maximum packet loss rate and a reference number of service data packets. the reference number of service data packets indicates a reference measurement number for counting the packet loss rate. the method also includes sending the quality of service requirement information.
Inventor(s): Xiuyuan Bao of Shenzhen (CN) for huawei technologies co., ltd., Shuo Zhang of Beijing (CN) for huawei technologies co., ltd., Chang Tang of Shenzhen (CN) for huawei technologies co., ltd., Zhiming Fan of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04N7/15, H04N7/14
CPC Code(s): H04N7/152
Abstract: an electronic device calculates an activeness ranking of all video call members based on factors such as a lasting time of a target sound intensity of a video call user within preset duration and an average value of sound intensities, and when a video call member in a non-display window is ranked higher than a video call member in a display window in the activeness ranking, interchanges the video call member in the non-display window with the video call member in the display window. a maximum interchange quantity l is set to limit a quantity of interchanges.
Inventor(s): Ye-Kui Wang of San Diego CA (US) for huawei technologies co., ltd., FNU Hendry of San Diego CA (US) for huawei technologies co., ltd.
IPC Code(s): H04N19/105, G06T1/60, H04N19/159, H04N19/174, H04N19/176, H04N19/44, H04N19/46, H04N19/58, H04N19/70, H04N21/44
CPC Code(s): H04N19/105
Abstract: a method of decoding a coded video bitstream is provided. the method includes parsing a parameter set represented in the coded video bitstream. the parameter set contains a set of syntax elements that include a set of reference picture list structures. the method also includes parsing a slice header of a current slice represented in the coded video bitstream. the slice header contains an index of a reference picture list structure among the set of reference picture list structures in the parameter set. the method further includes deriving, based on the set of syntax elements in the parameter set and the index of the reference picture list structure, a reference picture list of the current slice. the method also includes obtaining, based on the reference picture list, at least one reconstructed block of the current slice.
Inventor(s): Sergey Yurievich Ikonin of Moscow (RU) for huawei technologies co., ltd., Nicola GIULIANI of Munich (DE) for huawei technologies co., ltd., Biao Wang of Shenzhen (CN) for huawei technologies co., ltd., Elena Alexandrovna Alshina of Munich (DE) for huawei technologies co., ltd., Han Gao of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04N19/114, H04N19/136, H04N19/177, H04N19/184, H04N19/42, H04N19/587
CPC Code(s): H04N19/114
Abstract: an apparatus for generating a bitstream representing input frames of a video sequence, is provided. the apparatus includes a processing circuitry configured to generate the bitstream including a synthesized frame at a first position of a first input frame based on two or more input frames. a quality measure for the synthesized frame is determined. based on determining that the quality measure fulfills a predetermined condition, an indication of the first position is included into a bitstream portion, and based on determining that the quality measure does not fulfill the predetermined condition, content of the first input frame is encoded into the bitstream portion.
Inventor(s): Stephen McCann of Munich (DE) for huawei technologies co., ltd., Michael Montemurro of Munich (DE) for huawei technologies co., ltd.
IPC Code(s): H04W4/06, H04W84/12
CPC Code(s): H04W4/06
Abstract: an access point, ap, () configured to establish an enhanced broadcast services, ebcs, multicast stream between one or more backend servers () and one or more non-ap stations () of a wlan is provided. the ap () comprises a communication interface () configured to transmit or receive a frame of the ebcs multicast stream, wherein the frame comprises a content identifier indicative of the ebcs multicast stream, an ebcs mac address indicative of the frame being an ebcs frame, and a multicast address indicative of the frame being a multicast frame. moreover, a corresponding non-ap station () is disclosed.
Inventor(s): Huaiyi YANG of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04W4/24, H04M15/00
CPC Code(s): H04W4/24
Abstract: examples of a traffic statistics collection method and an electronic device are described. in one example, a first sim card is disposed in a first electronic device, and the first sim card is associated with a first phone number. in such an example, a method includes: displaying a first interface, where a first control is displayed in the first interface, the first control corresponds to a second sim card associated with the first phone number, and the second sim card is disposed in a second electronic device; and detecting a selection operation performed on the first control, and displaying a second interface, where mobile traffic information corresponding to the second sim card is displayed in the second interface.
Inventor(s): Jiangwei Ying of Beijing (CN) for huawei technologies co., ltd., Yanmei Yang of Beijing (CN) for huawei technologies co., ltd., Wanqiang Zhang of Beijing (CN) for huawei technologies co., ltd., Shiyong Tan of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04W4/38
CPC Code(s): H04W4/38
Abstract: this application provides a method for providing a communication sensing service. in the method, a first sensing network element in a wireless communication network sends a sensing control request message to a second sensing network element, and controls the second sensing network element to detect and/or collect sensing data. after obtaining the sensing data through detection, the second sensing network element provides the sensing data to the first sensing network element, and the first sensing network element provides a sensing service based on the sensing data, to provide an end-to-end sensing service.
Inventor(s): Zhongyi Shen of Beijing (CN) for huawei technologies co., ltd., Jing Han of Beijing (CN) for huawei technologies co., ltd., Li Zhang of Beijing (CN) for huawei technologies co., ltd., Hong Li of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04W24/02, H04W72/0446, H04W72/21, H04W72/53
CPC Code(s): H04W24/02
Abstract: embodiments of this application provide a measurement method, an apparatus, and a system, so that when a time domain resource for layer 1 measurement and a configured time domain resource for layer 3 measurement overlap, the layer 1 measurement can be preferentially performed, thereby reducing a layer 1 measurement delay. the method includes: a terminal device obtains a first parameter associated with a first portion of a first time resource for a layer 1 measurement to a second time domain resource for a layer 3 measurement, determines first duration based on the first parameter perform the layer 1 measurement.
Inventor(s): Zaifeng ZONG of Nanjing (CN) for huawei technologies co., ltd., Fenqin ZHU of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H04W28/02, H04W28/24, H04W76/12
CPC Code(s): H04W28/0268
Abstract: a communication method, apparatus, and system. the method may include: a user plane network element receives characteristic information of an application and seventh indication information from a session management network element, and the user plane network element determines, based on the seventh indication information, a frame type corresponding to a data packet of the application, where the frame type is determined based on the characteristic information of the application. in this way, distinguishing processing can be performed on the data packet based on the frame type of the data packet, thus meeting transmission requirements of data packets of different frame types.
Inventor(s): Qiang FAN of Shanghai (CN) for huawei technologies co., ltd., Xiaoying XU of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04W28/02
CPC Code(s): H04W28/0268
Abstract: embodiments of this application provide a data transmission method and an apparatus. a first access network device receives first indication information from a core network device. the first indication information indicates that a first quality of service qos flow of a first terminal device has an association relationship with a second qos flow of a second terminal device. the first access network device schedules, based on the first indication information, data transmission of the first terminal device and the second terminal device.
Inventor(s): Qingchun HE of Shenzhen (CN) for huawei technologies co., ltd., Xingqing CHENG of Beijing (CN) for huawei technologies co., ltd., Mingchao LI of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04W28/24, H04W28/02, H04W76/10, H04W76/30
CPC Code(s): H04W28/24
Abstract: the technology of this application relates to a communication method, apparatus, and system. the method includes determining a target transmission requirement of a first node, determining, based on the target transmission requirement, whether to establish a first transmission channel, where the first transmission channel is used to communicate with a second node, and sending a first request message to the second node, where the first request message is used to request to establish the first transmission channel. the method further includes receiving a first response message from the second node, where the first response message is used to confirm establishment of the first transmission channel. in the method, the first transmission channel is dynamically established between the first node and the second node based on the target transmission requirement of the first node, to help flexibly schedule a transmission resource for the first node.
Inventor(s): Yingjie Yu of Shanghai (CN) for huawei technologies co., ltd., Yi Wang of Shanghai (CN) for huawei technologies co., ltd., Lei Chen of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04W36/08, H04L5/00, H04W36/00, H04W36/32
CPC Code(s): H04W36/08
Abstract: this application discloses a cell reselection method and an apparatus. the method includes: a terminal receives first indication information indicating one or more positioning areas, each of the one or more positioning areas includes a plurality of cells having same resource configuration information; and the terminal performs cell reselection in accordance with the first indication information to reselect a cell in the positioning area.
Inventor(s): Chenwan LI of Beijing (CN) for huawei technologies co., ltd., Lei CHEN of Beijing (CN) for huawei technologies co., ltd., Bingzhao LI of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04W52/02
CPC Code(s): H04W52/0235
Abstract: this application discloses a communication method and a communication apparatus. the method includes: a terminal device receives wake-up information from a network device, and switches from a first state to a second state in response to the wake-up information. the wake-up information includes one or more of the following information: a first cell bar indication, a second cell bar indication, a resource configuration change indication, a resource configuration, and cell identification information. the first cell bar indication indicates whether a terminal device is allowed to select or reselect a cell. this application provides a new energy saving method. before receiving the wake-up information, the terminal device does not perform other communication, to reduce energy consumption. in addition, the wake-up information may include cell bar indication information, so that the terminal device can select a suitable cell after the terminal device is waken up, and therefore communication efficiency is improved.
Inventor(s): Xiao HAN of Shenzhen (CN) for huawei technologies co., ltd., Yuchen GUO of Shenzhen (CN) for huawei technologies co., ltd., Jian YU of Shenzhen (CN) for huawei technologies co., ltd., Dandan LIANG of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04W52/02, H04W16/02
CPC Code(s): H04W52/0248
Abstract: this application provides an information transmission method and a communication apparatus. the method includes: a first device sends twt resource configuration information in a first bss to a second device. the first device is located in the first bss, the second device is located in a second bss, and the first bss and the second bss at least partially overlap. according to the information transmission method provided in this application, twt resource configuration information in a plurality of bsss is shared among the plurality of bsss in an obss scenario. therefore, collision can be further avoided during data transmission in different bsss in the obss scenario, thereby improving quality and assurance of data transmission between devices in the plurality of bsss, and improving efficiency of data transmission in the obss scenario.
20240214976.COMMUNICATION METHOD AND APPARATUS_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Haisen ZHANG of Beijing (CN) for huawei technologies co., ltd., Lei CHEN of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04W64/00, G08B13/196, H04L5/00, H04W24/08
CPC Code(s): H04W64/003
Abstract: this application provides a communication method and apparatus, to improve performance of a sensing technology. the method includes: sending a sensing signal in response to a sensing request from a first device, and receiving an echo signal of the sensing signal, where the sensing request carries at least one of the following: a sensing data type, sensing configuration information, access network device identifier information, a sensing requirement, and a sensing service identifier; and after the echo signal is received, sending a sensing result to the first device, where the sensing result includes sensing data determined based on the echo signal. triggering, configuration, execution, processing, reporting, and other functions of a sensing function may be implemented through interaction between the first device and a first access network device.
Inventor(s): Xiaoke NING of Chengdu (CN) for huawei technologies co., ltd., Honggang XIE of Xi’an (CN) for huawei technologies co., ltd., Mingming HU of Chengdu (CN) for huawei technologies co., ltd., Zhenhua ZHANG of Chengdu (CN) for huawei technologies co., ltd.
IPC Code(s): H04W72/04
CPC Code(s): H04W72/04
Abstract: this application provides a signal transmission method and a communication apparatus, so that ssbs with different periodicities can be flexibly sent based on an actual network parameter. this helps improve an access success rate, a handover success rate, and service stability of a terminal device, and reduce a proportion of time domain resources occupied by the ssb. the method includes: a first network device determines, based on a current network parameter, a sending quantity or sending duration of a synchronization signal and physical broadcast channel block ssb with a first periodicity; and the first network device sends, on a basis of sending an ssb with a second periodicity, the ssb with the first periodicity based on the sending quantity or the sending duration, where the first periodicity is less than or equal to 20 ms, and the second periodicity is greater than or equal to 40 ms.
Inventor(s): Erkai Chen of Kista (SE) for huawei technologies co., ltd., Shuri Liao of Shanghai (CN) for huawei technologies co., ltd., Youlong Cao of Shanghai (CN) for huawei technologies co., ltd., Rui Xu of Shanghai (CN) for huawei technologies co., ltd., Shengyue Dou of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H04W72/21
CPC Code(s): H04W72/21
Abstract: a data transmission method and an apparatus are provided. in the method, a terminal receives configured grant (cg) information from a network device; obtains a configured quantity n of transport blocks (tbs) in a cg periodicity based on the cg information, where the configured quantity n of tbs is a maximum quantity of tbs transmittable in the cg periodicity, and n is an integer greater than 0; and sends, to the network device in the cg periodicity, uplink data corresponding to m tb, where mis an integer greater than 0 and less than or equal to n. according to the method, complete transmission of an extended reality (xr) video frame can be completed in the cg periodicity, thereby improving user experience of receiving an xr service.
Inventor(s): Yue ZHAO of Shenzhen (CN) for huawei technologies co., ltd., Wenping BI of Shenzhen (CN) for huawei technologies co., ltd., Yubo YANG of Shanghai (CN) for huawei technologies co., ltd., Xingqing CHENG of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04W72/23, H04L1/00, H04L5/00, H04W4/70
CPC Code(s): H04W72/23
Abstract: embodiments of this application disclose a data transmission method, a control information sending method, and a device, and relate to the field of communications technologies. the method may include: determining, by the communications device, a first resource used for receiving or sending data; receiving control information, where the control information includes first indication information that can be used to indicate that a resource is punctured or postponed, and where the first indication information is used to indicate that a second resource is punctured or postponed; and determining, by the communications device, a third resource based on the first indication information and the first resource, and receiving or sending the data by using the third resource.
Inventor(s): Jing TU of Chengdu (CN) for huawei technologies co., ltd., Long YU of Chengdu (CN) for huawei technologies co., ltd.
IPC Code(s): H04W72/52, H04L5/00, H04W72/232
CPC Code(s): H04W72/52
Abstract: a communication resource determining method and a communication apparatus are provided, so that a resource for communicating a physical downlink control channel between an access network device and a terminal device is well applicable to cell load when the cell load changes. the method in this application may include: the access network device determines first indication information based on load information of a cell, and sends the first indication information to the terminal device. the terminal device determines, based on the first indication information and first information, a first resource used by the terminal device to detect the physical downlink control channel. the first information includes a plurality of pieces of resource information, the first indication information corresponds to first resource information in the plurality of pieces of resource information, and the first resource information indicates the first resource.
20240215066.CHANNEL ACCESS METHOD AND APPARATUS_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Bo YANG of Moscow (RU) for huawei technologies co., ltd., Zheng CHEN of Nanjing (CN) for huawei technologies co., ltd., Peng CHEN of Nanjing (CN) for huawei technologies co., ltd.
IPC Code(s): H04W74/04, H04W74/08, H04W84/12
CPC Code(s): H04W74/04
Abstract: embodiments of this application disclose a channel access method and apparatus. the method includes: a first device determines a first frame, where the first frame includes first indication information, the first indication information indicates a first ap in at least one access point ap to perform contention access for a first traffic in a first slot, and the first traffic includes a traffic for which channel access is performed by using a priority interframe space pifs; and the first device sends the first frame to the first ap. according to embodiments of this application, contention and a collision with another ap in a channel access process are avoided, to improve quality of service of a traffic.
Inventor(s): Yuchen Guo of Shenzhen (CN) for huawei technologies co., ltd., Guogang Huang of Shenzhen (CN) for huawei technologies co., ltd., Yunbo Li of Shenzhen (CN) for huawei technologies co., ltd., Ming Gan of Shenzhen (CN) for huawei technologies co., ltd., Michael Montemurro of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04W76/11, H04W76/12
CPC Code(s): H04W76/11
Abstract: a transmission method is applied to a tunneled direct link setup (tdls) such that different stations (stas) associated with a same multiple basic service set identifier (bssid) set communicate with each other based on the tdls, to implement point-to-point communication. in the method, a first sta sends a first radio frame. the first radio frame includes initiator address information, responder address information, and a first bssid. the first bssid is in the multiple bssid set including a bssid of a basic service set (bss) in which the first sta is located. the first sta receives a second radio frame. the second radio frame is a response frame of the first radio frame.
Inventor(s): Yuchen Guo of Shenzhen (CN) for huawei technologies co., ltd., Guogang Huang of Shenzhen (CN) for huawei technologies co., ltd., Yunbo Li of Shenzhen (CN) for huawei technologies co., ltd., Ming Gan of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04W76/11
CPC Code(s): H04W76/11
Abstract: a first field indicating whether a multi-link element includes mac address information of a first sta is set in a first radio frame, so that address information of a transmitter is indicated. the first sta generates the first radio frame. the first radio frame includes the multi-link element, the multi-link element includes the first field, and the first field indicates whether the multi-link element includes the mac address information of the first sta. the first sta sends the first radio frame.
Inventor(s): Chenglu Wang of Shenzhen (CN) for huawei technologies co., ltd., Shijun Li of Xi'an (CN) for huawei technologies co., ltd., Weibo Hou of Shenzhen (CN) for huawei technologies co., ltd., Jie Li of Xi'an (CN) for huawei technologies co., ltd.
IPC Code(s): H04W76/14
CPC Code(s): H04W76/14
Abstract: a device networking method. the method includes: a first electronic device establishes a first communication connection with a second electronic device, where the first communication connection includes that the first electronic device and the second electronic device are connected in a first communication manner and in a second communication manner; the first electronic device receives a packet sent by the second electronic device, in the first communication manner in a first time period; the first electronic device determines, based on the packet, that the first communication connection with the second electronic device is valid in a second time period; and the first electronic device performs service communication with the second electronic device in the second communication manner in the second time period.
Inventor(s): Jun Tian of Shanghai (CN) for huawei technologies co., ltd., Rui Wan of Shanghai (CN) for huawei technologies co., ltd., Shengjie Zhang of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H04W76/14, H04W48/08
CPC Code(s): H04W76/14
Abstract: in a sharing method, a first device establishes a pairing connection to a second device. the second device and the first device exchange information with each other, so that the second device controls the first device. on a basis that the second device controls the first device, the second device shares the first device with a third device, and further a sharing connection is established between the first device and the third device, so that the third device uses or manages the first device
Inventor(s): Ming GAN of Shenzhen (CN) for huawei technologies co., ltd., Yiqing LI of Shenzhen (CN) for huawei technologies co., ltd., Yuchen GUO of Shenzhen (CN) for huawei technologies co., ltd., Guogang HUANG of Shenzhen (CN) for huawei technologies co., ltd., Yunbo LI of Shenzhen (CN) for huawei technologies co., ltd., Yuxin LU of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04W76/15, H04L5/00, H04W88/10
CPC Code(s): H04W76/15
Abstract: this application provides a communication method and a multi-link device. the method includes: when only one of a plurality of links is successfully established, a first mld performs air interface transmission with a second mld according to a single-link communication rule. the plurality of links may be a plurality of links that the first mld requests to establish, or the plurality of links may be a plurality of links that have been successfully established between the first mld and the second mld. according to the solution in this application, when only one of the plurality of links is successfully established, the first mld does not perform air interface transmission with the second mld according to a multi-link communication rule. specifically, an address 2 field carried in a frame over the air that is sent by the first mld is a mac address of the first mld.
Inventor(s): Wenjie PENG of Shanghai (CN) for huawei technologies co., ltd., Guanchen LI of Shanghai (CN) for huawei technologies co., ltd., Xin XIONG of Shenzhen (CN) for huawei technologies co., ltd., Mingzeng DAI of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04W76/16, H04L1/1607, H04W28/04, H04W76/30, H04W80/02, H04W84/18
CPC Code(s): H04W76/16
Abstract: this application provides a communication method in multi-rat dual connectivity, an apparatus, and a system. in the method, when a pdcp sn length of a bearer is changed, an sn sends a pdcp sn length change indication to an mn, so that the mn and the sn can generate release and addition configuration information for the bearer for a terminal, thereby completing the change of the pdcp sn length.
Inventor(s): Hui Jin of Shenzhen (CN) for huawei technologies co., ltd., Xiaoyan Duan of Shenzhen (CN) for huawei technologies co., ltd., Guowei Ouyang of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04W76/25, H04W48/16, H04W48/18, H04W76/11, H04W76/27
CPC Code(s): H04W76/25
Abstract: a wireless communication method is applied to a communications system including a ue, a ran, a first core network entity, and at least one network slice. the wireless communication method includes: establishing, by the first core network entity, a signaling connection to the ue; receiving, by the first core network entity and from the ue via the signaling connection, network slice information and a non-access stratum nas message; determining, by the first core network entity and based on the network slice information, a target network slice from the at least one network slice, where the target network slice includes a second core network entity, and the ue performs nas communication with the second core network entity using the ran and the first core network entity; and sending, by the first core network entity, the nas message to the second core network entity.
Huawei Technologies Co., Ltd. patent applications on June 27th, 2024
- Huawei Technologies Co., Ltd.
- A44C5/14
- CPC A44C5/14
- Huawei technologies co., ltd.
- A61B5/024
- A61B5/00
- A61B5/1455
- CPC A61B5/02416
- B60W50/02
- G06N3/02
- CPC B60W50/0205
- B62D5/04
- F16H7/12
- CPC B62D5/0403
- B81B7/00
- B81B7/02
- G02B26/08
- CPC B81B7/0016
- G01S7/481
- G01S7/4863
- G01S7/487
- G01S17/931
- CPC G01S7/4816
- G02B15/14
- H04N23/55
- CPC G02B15/1421
- G06F3/04845
- G06F9/451
- CPC G06F3/04845
- G06F3/06
- CPC G06F3/061
- G06F8/65
- CPC G06F8/65
- G06F9/445
- CPC G06F9/44521
- CPC G06F9/451
- G06F3/0482
- G06F9/48
- G06F16/13
- G06F16/14
- CPC G06F16/13
- G06F21/60
- CPC G06F21/602
- G06F21/62
- G06N3/063
- CPC G06F21/6209
- G06N3/04
- CPC G06N3/04
- G06N3/08
- G06N3/0495
- CPC G06N3/08
- G06N3/098
- G06N3/045
- CPC G06N3/098
- G06N20/00
- CPC G06N20/00
- G06N20/20
- CPC G06N20/20
- G06T7/12
- G06T3/40
- G06T17/00
- G06V10/44
- G06V10/771
- G06V20/70
- CPC G06T7/12
- G06T11/00
- H04N9/64
- CPC G06T11/001
- G09G3/32
- H05K7/20
- H05K9/00
- CPC G09G3/32
- H01F27/28
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- CPC H01F27/2804
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- H01L29/20
- H01L29/66
- H01L29/778
- CPC H01L29/10
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- H02M1/44
- CPC H02M5/4585
- H03M13/13
- H03M13/00
- CPC H03M13/13
- H04B7/0456
- CPC H04B7/0482
- H04B10/079
- CPC H04B10/0791
- H04B17/318
- H04B17/27
- CPC H04B17/318
- H04J3/06
- CPC H04J3/0661
- H04L7/02
- CPC H04J3/0673
- H04L1/00
- CPC H04L1/0007
- H04L1/1607
- H04J3/16
- CPC H04L1/1607
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- CPC H04L5/0051
- CPC H04L5/0053
- H04L25/03
- H04W72/0453
- CPC H04L5/0085
- H04L9/08
- CPC H04L9/088
- H04L12/46
- H04L12/18
- CPC H04L12/4641
- CPC H04L25/03
- H04L27/26
- CPC H04L27/2607
- H04L41/0677
- H04L41/0631
- H04L41/12
- CPC H04L41/0677
- H04L41/5019
- H04L47/24
- CPC H04L41/5019
- H04L45/02
- H04L69/06
- CPC H04L45/04
- H04L45/28
- H04L45/74
- H04L45/12
- CPC H04L45/124
- H04L45/24
- H04L12/40
- CPC H04L45/24
- H04L101/622
- CPC H04L45/74
- H04L45/76
- H04L45/00
- H04L45/741
- CPC H04L45/76
- H04L47/125
- CPC H04L47/125
- H04L49/552
- H04L25/02
- CPC H04L49/552
- H04L51/10
- H04L51/18
- CPC H04L51/10
- H04L9/40
- CPC H04L63/08
- H04L67/14
- CPC H04L67/14
- H04L69/14
- H04L43/062
- H04W84/12
- CPC H04L69/14
- H04N7/15
- H04N7/14
- CPC H04N7/152
- H04N19/105
- G06T1/60
- H04N19/159
- H04N19/174
- H04N19/176
- H04N19/44
- H04N19/46
- H04N19/58
- H04N19/70
- H04N21/44
- CPC H04N19/105
- H04N19/114
- H04N19/136
- H04N19/177
- H04N19/184
- H04N19/42
- H04N19/587
- CPC H04N19/114
- H04W4/06
- CPC H04W4/06
- H04W4/24
- H04M15/00
- CPC H04W4/24
- H04W4/38
- CPC H04W4/38
- H04W24/02
- H04W72/0446
- H04W72/21
- H04W72/53
- CPC H04W24/02
- H04W28/02
- H04W28/24
- H04W76/12
- CPC H04W28/0268
- H04W76/10
- H04W76/30
- CPC H04W28/24
- H04W36/08
- H04W36/00
- H04W36/32
- CPC H04W36/08
- H04W52/02
- CPC H04W52/0235
- H04W16/02
- CPC H04W52/0248
- H04W64/00
- G08B13/196
- H04W24/08
- CPC H04W64/003
- H04W72/04
- CPC H04W72/04
- CPC H04W72/21
- H04W72/23
- H04W4/70
- CPC H04W72/23
- H04W72/52
- H04W72/232
- CPC H04W72/52
- H04W74/04
- H04W74/08
- CPC H04W74/04
- H04W76/11
- CPC H04W76/11
- H04W76/14
- CPC H04W76/14
- H04W48/08
- H04W76/15
- H04W88/10
- CPC H04W76/15
- H04W76/16
- H04W28/04
- H04W80/02
- H04W84/18
- CPC H04W76/16
- H04W76/25
- H04W48/16
- H04W48/18
- H04W76/27
- CPC H04W76/25
