HUAWEI TECHNOLOGIES CO., LTD. patent applications on January 25th, 2024
Patent Applications by HUAWEI TECHNOLOGIES CO., LTD. on January 25th, 2024
HUAWEI TECHNOLOGIES CO., LTD.: 95 patent applications
HUAWEI TECHNOLOGIES CO., LTD. has applied for patents in the areas of H04L5/00 (15), H04W72/232 (14), H04W72/0446 (10), H04W48/16 (6), H04W48/08 (6)
With keywords such as: information, device, data, network, based, terminal, resource, apparatus, access, and signal in patent application abstracts.
Patent Applications by HUAWEI TECHNOLOGIES CO., LTD.
Inventor(s): Lei ZHANG of Shenzhen (CN) for huawei technologies co., ltd., Yeqing ZHANG of Beijing (CN) for huawei technologies co., ltd., Zhousu LI of Shenzhen (CN) for huawei technologies co., ltd., Xia ZENG of Shanghai (CN) for huawei technologies co., ltd., Siyuan CHENG of Beijing (CN) for huawei technologies co., ltd., Xinyu WANG of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): B60W30/18, B60W30/09, B60W30/095, B60W40/02
Abstract: a trajectory planning method and a related device are provided, to plan a sub-lane-level trajectory, so that an autonomous vehicle drives along the sub-lane-level trajectory, and driving stability and safety of the autonomous vehicle are improved by using the sub-lane-level trajectory. target information is obtained, where the target information includes at least one of a driving status of a target vehicle and first road condition information. a first planned trajectory of the target vehicle is determined based on the target information, where the first planned trajectory includes a target trajectory, the target trajectory is parallel to a center line of a lane, and the target trajectory is located in an area between the center line of the lane and a boundary of the lane, or on the boundary
Inventor(s): Yingjie YU of Shanghai (CN) for huawei technologies co., ltd., Su HUANG of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): G01S5/02, H04W24/10, H04W64/00
Abstract: a positioning information reporting method and an apparatus reduces a measurement error in a positioning technology and improves positioning precision. the method includes: a terminal device obtains request location information that is of a location management network element and that includes angle assistance information. the angle assistance information may indicate an angle between an access network element and the terminal device. the terminal device sends, to the location management network element, provide location information including a measurement result and first indication information corresponding to the measurement result. the measurement result may be a result of measuring, by the terminal device based on the angle assistance information, a signal sent by the access network element. the first indication information may indicate whether an angle corresponding to the measurement result is within the angle indicated by the angle assistance information.
Inventor(s): Yuemeng WANG of Shanghai (CN) for huawei technologies co., ltd., Wei WANG of Shanghai (CN) for huawei technologies co., ltd., Anliang YU of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): G01S7/481
Abstract: a detection device includes a transmitting component, configured to transmit a laser beam; a collimating and shaping component, configured to process the laser beam as a collimated linear laser beam; a scanning rotating mirror component, including at least one reflection surface, configured to reflect the linear laser beam; a receiving component, configured to receive a target echo, and convert the target echo from an optical signal into an electrical signal corresponding to the target echo, where the target echo includes a reflected signal of the linear laser beam.
Inventor(s): Qiang WANG of Shenzhen (CN) for huawei technologies co., ltd., Wenjie ZHUANG of Dongguan (CN) for huawei technologies co., ltd., Xiaolei LI of Dongguan (CN) for huawei technologies co., ltd.
IPC Code(s): G02B6/293, G02B6/32, H04J14/02
Abstract: this application provides a wavelength-division multiplexing device and a communications device. the wavelength-division multiplexing device may include a fastener, optical fibers, a filter, and a lens. the fastener is provided with an optical fiber positioning hole and a filter mounting groove, the filter mounting groove is disposed on a side of a tail end that is of the optical fiber positioning hole and that is away from an opening of the optical fiber positioning hole, and the filter mounting groove and the tail end of the optical fiber positioning hole are spaced apart. the optical fiber may be installed in the optical fiber positioning hole, the filter may be installed in the filter mounting groove, and the filter may transmissively transmit or reflect light rays emitted from the optical fiber.
Inventor(s): Guang QIAN of Chengdu (CN) for huawei technologies co., ltd., Jingjing WANG of Shenzhen (CN) for huawei technologies co., ltd., Xiaowei LI of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): G06F1/12, G06F13/38
Abstract: example link training methods and apparatus are described. in one example, a first device is connected to a second device through a cable, the first device includes a first transmit end and a first receive end, the second device includes a second transmit end and a second receive end, and the cable includes at least one first link from the first transmit end to the second receive end and at least one second link from the second transmit end to the first receive end. the first device performs link training on the at least one first link. when link training is not performed on the at least one second link, or before link training on the at least one second link succeeds, the first device sends data to the second device through at least one first link on which link training succeeds.
Inventor(s): Xu Li of Wuhan (CN) for huawei technologies co., ltd.
IPC Code(s): G06F3/0481
Abstract: embodiments of this application provide a window display method and a related apparatus. the method includes: an electronic device displays a first window. the electronic device determines a hot region of the first window based on a first display region of the first window, where the first display region includes a display region of a response control in the first window, and the response control is a control capable of responding to a touch operation. according to embodiments of this application, the hot region of the window can be determined based on a display region of display content in the window. in this way, an operable region for a user on a display screen is increased, and screen utilization is effectively improved.
Inventor(s): Xiaoming Zhu of Shanghai (CN) for huawei technologies co., ltd., Yifeng Chen of Shanghai (CN) for huawei technologies co., ltd., Yu Liao of Hangzhou (CN) for huawei technologies co., ltd.
IPC Code(s): G06F3/06
Abstract: a storage apparatus includes a controller and a storage medium. the storage medium includes a command decoder and a plurality of storage units. the controller is connected to the command decoder of the storage medium. the controller is configured to send a first processing command to the command decoder of the storage medium, where the first processing command includes first information and second information, the first information indicates a processing manner, and the second information indicates a data length of data to be processed.
20240028423.Synchronization Method and Apparatus_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Xiangyi Zhu of Shanghai (CN) for huawei technologies co., ltd., Hou Fun Lam of Hong Kong (CN) for huawei technologies co., ltd.
IPC Code(s): G06F9/52
Abstract: in a synchronization method, a first processor creates a first synchronization object for a first synchronization event. the first synchronization object includes an identifier of a first synchronization register. a value of the first synchronization register includes a first value or a second value. the first value is used to indicate that the first synchronization event does not occur, and the second value is used to indicate that the first synchronization event occurs. the first processor includes a first cpu. the second processor determines, based on the value of the first synchronization register, whether the first synchronization event occurs. the second processor includes a first npu.
Inventor(s): Jing Xia of Shenzhen (CN) for huawei technologies co., ltd., Hengchao Xin of Shenzhen (CN) for huawei technologies co., ltd., Zhuonan Li of Shenzhen (CN) for huawei technologies co., ltd., Sirui Yuan of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): G06F13/16
Abstract: this application discloses a read/write operation execution method and a soc chip. the read/write operation execution method includes: a first node receives a first message and a second message from a second node, where the first message is for requesting to perform a read/write operation on a first address managed by a third node, the second message is for requesting to perform a read/write operation on a second address managed by the third node, an execution sequence constraint of the read/write operation of the second node is stricter than an execution sequence constraint of the read/write operation of the third node; the first node obtains operation permission of the first address and operation permission of the second address from the third node; and the first node performs read/write operations on the first address and the second address.
Inventor(s): Jie Yang of Shenzhen (CN) for huawei technologies co., ltd., Liang Xia of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): G06F16/11, G06F16/955, H04L67/06
Abstract: this application discloses a method for obtaining a manufacturer usage description (mud) file, a device, and a system. the method includes: a mud control management device receives a mud url request message sent by a terminal device, and obtains at least one mud file from a plurality of mud file servers based on a target obtaining policy corresponding to the terminal device. because the mud control management device has target obtaining policies corresponding to terminal devices, the mud control management device can obtain the mud file from the plurality of mud file servers based on the target obtaining policy corresponding to the terminal device. this provides a mechanism for obtaining a mud file of a terminal device from a plurality of mud file servers in a scenario in which a plurality of mud files are distributed on the plurality of mud file servers.
Inventor(s): Huaxin ZHANG of Markham (CA) for huawei technologies co., ltd., Ronen GROSMAN of Markham (CA) for huawei technologies co., ltd., MohammadAli NIKNAMIAN of Kanata (CA) for huawei technologies co., ltd.
IPC Code(s): G06F16/23, G06F16/22, G06F16/27
Abstract: the present disclosure provides for methods and systems related to a unified framework for global table with guarantee on replica data freshness. according to a first aspect, a method is provided. the method includes receiving a first transaction for updating a first table and a second transaction for updating a second table. the first and the second table being respectively associated with a first and second policy. the method further includes generating a first queue indicating the first transaction and a second queue indicating the second transaction. the method further includes receiving from a set of replica nodes information indicating a status of each replica with respect to the first transaction and the second transaction. the method further includes determining that at least one of policies is satisfied based on the received information and committing one of the transactions based on the determining
20240028660.Address Obtaining Method and Device_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Feng Xing of Nanjing (CN) for huawei technologies co., ltd., Linfeng Li of Nanjing (CN) for huawei technologies co., ltd.
IPC Code(s): G06F16/955, H04L67/00
Abstract: the method includes: receiving a first message sent by a first application app on a terminal device, where the first message includes a user agent ua; determining, based on the first message, a first address and a second address corresponding to the terminal device; and sending a second message to the first app, where the second message includes the first address and the second address, and the second message is used by the first app to first attempt to open a page corresponding to the first address after receiving the second message, and if the opening fails, open a page corresponding to the second address.
Inventor(s): Zuopeng Liao of Dongguan (CN) for huawei technologies co., ltd.
IPC Code(s): G06F21/44, B60R16/023
Abstract: this application provides a vehicle-mounted device control method, a vehicle-mounted device, and a vehicle system. in this method, a digital certificate is used to perform security authentication between ecus, and a function that is currently allowed to be accessed is determined based on a matching degree of certificate chains. the digital certificate can be used to improve a security level of the vehicle system. in addition, according to the method, ecu resource waste caused by unity of an authentication result is avoided, costs and resources are saved, and user experience is improved.
Inventor(s): Donglang Chen of Shanghai (CN) for huawei technologies co., ltd., Siyuan Bao of Shanghai (CN) for huawei technologies co., ltd., Gaochao Cheng of Shanghai (CN) for huawei technologies co., ltd., Huiping Deng of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): G06F21/44, G06F21/62
Abstract: a method for function migration includes a first device that sends a first request carrying an identifier of the first device to a second device. the second device receives the first request from the first device. the second device sends a first response to the first device, where the first response indicates a first group created by the second device, and a member in the first group includes the second device. the first device receives the first response from the second device. the first device sends a second request to the second device, where the second request is for applying for adding the first device to the first group. the first device migrates a first function in a first application to the second device, where the first application is any application in the first device, and the first function includes one or more graphical user interfaces.
Inventor(s): David Segal of Hod Hasharon (IL) for huawei technologies co., ltd., Asaf Yeger of Hod Hasharon (IL) for huawei technologies co., ltd., Assaf Natanzon of Hod Hasharon (IL) for huawei technologies co., ltd., Michael Gutman of Hod Hasharon (IL) for huawei technologies co., ltd., Shmoolik Yosub of Hod Hasharon (IL) for huawei technologies co., ltd., Shahar Salzman of Hod Hasharon (IL) for huawei technologies co., ltd.
IPC Code(s): G06F21/56, G06F21/55
Abstract: provided is a data processing arrangement () that is coupled to a data memory arrangement () and is configured to generate a file catalog including information describing characteristics of data files stored within the data memory arrangement. the file catalog is periodically updated so that it provides a temporal record of the information. the data processing arrangement is configured to determine a behavioral profile () indicative of temporal trends or patterns in the information, and to provide a warning indication in an event that the information for a given data file temporally changes in a manner that deviates more than a threshold amount from a model of expected temporal trends or patterns of the given data file.
Inventor(s): Jiachen Yang of Shenzhen (CN) for huawei technologies co., ltd., Feng Liu of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): G06F21/62, G06F21/60
Abstract: embodiments of this application provide a data access method and apparatus, and an electronic device. the method includes: when a first account logged in to a current device triggers a data access operation on user data, generating a first access request corresponding to the data access operation; sending the first access request to a storage device; receiving a permission verification request fed back by the storage device; generating an access authorization request based on the permission verification request; outputting the access authorization request to a first device; receiving authorization verification information from the first device; generating, based on the authorization verification information, a second access request corresponding to the data access operation; and sending the second access request to the storage device. according to the method in embodiments of this application, data sharing between different users can be implemented while data security is ensured, so that application scenarios of cloud storage are greatly expanded, and user experience of the cloud storage is improved.
20240028759.DATABASE ACCESS METHOD AND APPARATUS_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Kun Cheng of Beijing (CN) for huawei technologies co., ltd., Liang Guo of Shenzhen (CN) for huawei technologies co., ltd., Jinwei Zhu of Novosibirsk (RU) for huawei technologies co., ltd.
IPC Code(s): G06F21/62, G06F21/60, G06F21/31
Abstract: a database access method and apparatus are disclosed, to ensure data security during interaction between a user and a database, and effectively reduce performance overheads. the method includes: receiving an encrypted data computation request sent by a database kernel, where the encrypted data computation request requests to perform computation on encrypted data of a user, and the database kernel runs in a non-secure execution environment; receiving encrypted data sent by the database kernel, where the encrypted data is all encrypted data in a user query request; performing decryption and computation on the encrypted data in response to the encrypted data computation request, to obtain a computation result; encrypting the computation result to obtain an encrypted computation result; and sending the encrypted computation result to the database kernel.
Inventor(s): Peng SU of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): G06T7/73, G06V20/64, G06V20/70, G06V10/77, G06V10/82
Abstract: the present disclosure relates to three-dimensional target detection methods and apparatuses. one example method includes obtaining an image and point cloud data of a target environment, obtaining semantic information of the image, where the semantic information includes category information corresponding to pixels in the image, and determining three-dimensional location information of a target in the target environment based on the point cloud data, the image, and the semantic information of the image.
Inventor(s): Yin Zhao of Hangzhou (CN) for huawei technologies co., ltd., Viacheslav Khamidullin of Moscow (RU) for huawei technologies co., ltd., Haitao Yang of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): G06V10/77, G06V10/82, G06V10/44, G06V10/774, G06V10/776
Abstract: an image processing method includes: obtains a to-be-processed image, performs feature extraction on the to-be-processed image by using a feature extraction layer included in a convolutional neural network, to obtain a first feature map, and compresses the first feature map by using a feature compression layer included in the convolutional neural network, to obtain a second feature map, where a channel quantity of the second feature map is less than a channel quantity of the first feature map; and the sending node sends the second feature map to a receiving node. the first feature map of the to-be-processed image is obtained through extraction by using the feature extraction layer, and the first feature map is compressed by using the feature compression layer, to obtain the second feature map.
Inventor(s): Longshuai Xiao of Beijing (CN) for huawei technologies co., ltd., Yinan Zhen of Beijing (CN) for huawei technologies co., ltd., Wenjie Li of Beijing (CN) for huawei technologies co., ltd., Chao Peng of Beijing (CN) for huawei technologies co., ltd., Zhanlei Yang of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): G10L15/22, G10L15/16, G10L15/06, G10L15/02
Abstract: a method for voice wakeup is provided, which includes: obtaining original first microphone data; performing first-stage processing based on the first microphone data to obtain first wakeup data, wherein the first-stage processing includes first-stage separation processing and first-stage wakeup processing that are based on a neural network model; performing second-stage processing based on the first microphone data to obtain second wakeup data when the first wakeup data indicates that pre-wakeup succeeds, wherein the second-stage processing includes second-stage separation processing and second-stage wakeup processing that are based on the neural network model; and determining a wakeup result based on the second wakeup data. according to this application, a two-stage separation and wakeup solution is designed, e.g., pre-wakeup determining is performed by using a first-stage separation and wakeup solution, and wakeup determining is performed again after pre-wakeup succeeds, to reduce a false wakeup rate while ensuring a high wakeup rate.
Inventor(s): Haiting Li of Beijing (CN) for huawei technologies co., ltd., Zexin Liu of Beijing (CN) for huawei technologies co., ltd., Xingtao Zhang of Shenzhen (CN) for huawei technologies co., ltd., Lei Miao of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): G10L19/008, H04S3/00
Abstract: a method for encoding an audio signal includes obtaining an itd value of a current frame of an audio signal; obtaining a characteristic parameter of the current frame, wherein the characteristic parameter comprises at least one of a signal-to-noise ratio of the current frame or a peak feature of cross-correlation coefficients of the current frame; determining, based on the characteristic parameter, whether to use the initial itd value as the finalized itd value of the current frame; and encoding the current frame based on the finalized itd value of the current frame, wherein if the initial itd value is determined as not used as the finalized itd value of the current frame, the finalized itd value of the current frame is the same as a finalized itd value of a previous frame of the current frame.
Inventor(s): Zhe Wang of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): G10L25/81, G10L25/18, G10L19/06, G10L19/12
Abstract: an audio signal classification method includes determining, according to voice activity of a current audio frame, whether to obtain a frequency spectrum fluctuation of the current audio frame and store the frequency spectrum fluctuation in a frequency spectrum fluctuation memory, and updating, according to whether the audio frame is percussive music or activity of a historical audio frame, frequency spectrum fluctuations stored in the frequency spectrum fluctuation memory, and classifying the current audio frame as a speech frame or a music frame according to statistics of a part or all of effective data of the frequency spectrum fluctuations stored in the frequency spectrum fluctuation memory.
Inventor(s): Haohui Long of Beijing (CN) for huawei technologies co., ltd., Yang Zhou of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H01L25/16, H01L25/075, H01L21/683, H01L23/538, H01L33/62
Abstract: a display screen includes a redistribution layer, a plurality of light emitting units, and a plurality of driver chips. the redistribution layer includes a flexible dielectric layer and a metal interconnection structure disposed in the flexible dielectric layer. the light emitting unit includes at least one light emitting chip. the light emitting diode is disposed on the redistribution layer. a pad of the light emitting chip is bonded to the metal interconnection structure. the plurality of driver chips are disposed on the redistribution layer. a pad of the driver chip is bonded to the metal interconnection structure. one driver chip is electrically connected to light emitting chips in the same light emitting unit by using metal interconnection structure, and the driver chip is configured to drive the light emitting chip to emit light.
Inventor(s): Yuhua Zhang of Shanghai (CN) for huawei technologies co., ltd., Xingfei Ke of Shenzhen (CN) for huawei technologies co., ltd., Mingtao Zhou of Shanghai (CN) for huawei technologies co., ltd., Mengqi Yang of Shenzhen (CN) for huawei technologies co., ltd., Gaochao Xu of Dongguan (CN) for huawei technologies co., ltd.
IPC Code(s): H01L29/786, H01L27/092, H01L29/08, H01L29/78, H01L29/66, H03K17/687, H03K17/16
Abstract: a production method includes providing field-effect transistors; irradiating the field-effect transistors; applying a current to drains of the field-effect transistors for a duration; and applying a same voltage to gates and sources of the field-effect transistors. the voltage is a grounding voltage or a reverse voltage. the field-effect transistors can be in a reverse biased state in a case of cut-off, and electron-hole pairs can be generated at an insulating oxide layer and at an interface between the insulating oxide layer and a semiconductor substrate.
Inventor(s): Yuan Zhou of Shanghai (CN) for huawei technologies co., ltd., Xiaopeng Liu of Shenzhen (CN) for huawei technologies co., ltd., Meng Hou of Shanghai (CN) for huawei technologies co., ltd., Dong Yu of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H01Q9/04, H01Q1/22, H01Q1/48, H01Q1/50, G06F1/16
Abstract: a foldable electronic device includes a first housing and a second housing that are rotationally connected to each other by means of rotating shafts located on two sides, and an antenna. the first housing can switch between an unfolded state and a folded state relative to the second housing, and the antenna is disposed in a closed slot. the antenna includes a first antenna segment and a second antenna segment that are sequentially connected and disposed in a length direction of the antenna. one end of the first antenna segment is connected to a ground plate of the first housing. the first antenna segment extends from one end toward a direction in which an opening/closing region of the first housing and the second housing in the unfolded state is away from the first housing.
Inventor(s): Haitao Chen of Shenzhen (CN) for huawei technologies co., ltd., Zhixiang Hu of Dongguan (CN) for huawei technologies co., ltd., Xingzhong Zhang of Dongguan (CN) for huawei technologies co., ltd., Peng Shuai of Shenzhen (CN) for huawei technologies co., ltd., Eckart Hoene of Berlin (DE) for huawei technologies co., ltd.
IPC Code(s): H02M7/219, H02M3/335, B60L53/22
Abstract: the present disclosure refers to an alternating current/direct current (ac/dc) converter for an on board charger (obc). the ac/dc converter includes a three-phase-input comprising three inputs, a single-stage dual-active bridge (dab) circuit, and an auxiliary circuit. the auxiliary circuit includes two switching means and an energy storage means, the auxiliary circuit also includes at least two branches, wherein each of the at least two branches include one of the switching means. at least one branch of the at least two branches is connected to a single-phase ac input of the three inputs, and another branch of the at least two branches is connected to an input of the three inputs which is not a single-phase ac input, and the another branch comprises the energy storage means.
Inventor(s): Ting HUANG of Shenzhen (CN) for huawei technologies co., ltd., Chen ZHU of Shenzhen (CN) for huawei technologies co., ltd., Yingqun FENG of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H03K19/0185, H03K19/003, H02J7/00
Abstract: this disclosure provides example interface circuits, interface circuit protection methods, and terminal devices. an example interface circuit includes a switching unit, a power input end, a first function pin, a second function pin, a control signal input end, a detection port, a grounding output end, a first resistor, a second resistor, a third resistor, a fourth resistor, and an on-off apparatus. the switching unit includes a wire grounding gnd end, a circuit power supply vcc end, a first switch circuit, and a second switch circuit. the on-off apparatus includes an input pin, a first on-off pin, and a second on-off pin. the switching unit is configured to switch, in response to a control signal that is input through the control signal input end, functions corresponding to the first function pin and the second function pin.
Inventor(s): Tianhang YU of Hangzhou (CN) for huawei technologies co., ltd., Xiaocheng LIU of Shenzhen (CN) for huawei technologies co., ltd., Gongzheng ZHANG of Hangzhou (CN) for huawei technologies co., ltd., Shengchen DAI 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): H03M1/08
Abstract: a signal processing method and an apparatus thereof. a first signal is received, wherein the first signal includes x symbols. n types of quantization levels are determined based on a signal distribution parameter of the first signal. a second signal is determined based on the first signal. quantization processing is performed on the second signal to obtain x groups of first quantization results, wherein the x symbols are in one-to-one correspondence with the x groups of first quantization results. the x groups of first quantization results are mapped to a quantized first signal, wherein the quantized first signal includes x quantization levels, and each group of first quantization results is mapped to one of the n types of quantization levels. signal processing is performed on the quantized first signal.
Inventor(s): Bin LI of Shenzhen (CN) for huawei technologies co., ltd., Jiaqi GU of Shenzhen (CN) for huawei technologies co., ltd., Huazi ZHANG of Hangzhou (CN) for huawei technologies co., ltd., Shengchen DAI of Hangzhou (CN) for huawei technologies co., ltd.
IPC Code(s): H03M13/27, H03M13/00
Abstract: an encoding apparatus may obtain a to-be-encoded sequence, where the to-be-encoded sequence includes information bits and fixed bits, and the information bits and the fixed bits are determined based on reliability and/or row weights of generator matrices corresponding to the to-be-encoded bits; and perform encoding on the to-be-encoded sequence to obtain an encoded sequence, where an encoding process of the encoding includes at least one interleaving.
Inventor(s): Weilin QU of Beijing (CN) for huawei technologies co., ltd., Zhihu LUO of Beijing (CN) for huawei technologies co., ltd., Yubo YANG of Shanghai (CN) for huawei technologies co., ltd., Zhe JIN of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04B1/00, H04L27/34, H04W72/232, H04L1/00
Abstract: this application discloses a data transmission method and an apparatus. the method includes: a network device generates downlink control information dci. the dci indicating a first modulation scheme or a second modulation scheme. the dci includes a modulation and coding scheme mcs field. the dci indicates the first modulation scheme when the mcs field is in a first state, or the dci indicates the second modulation scheme and an mcs index of the second modulation scheme when the mcs field is in a second state. the network device sends the dci. a terminal receives the downlink control information dci, and receives or sends data based on the dci. in embodiments of this application, the first modulation scheme, the second modulation scheme, and the mcs index of the second modulation scheme are indicated by using different states in the mcs field, to support a new modulation scheme without increasing dci overheads.
20240030964.COMMUNICATION METHOD AND APPARATUS_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Hailong Hou of Beijing (CN) for huawei technologies co., ltd., Zhe Jin of Beijing (CN) for huawei technologies co., ltd., Zhihu Luo of Beijing (CN) for huawei technologies co., ltd., Weilin Qu of Beijing (CN) for huawei technologies co., ltd., Zheng Yu of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04B1/713, H04L1/08, H04L5/00, H04W74/08, H04W72/1268
Abstract: this application provides a communication method and apparatus, to improve communication performance of a terminal device. the method includes: determining to perform transmission in a frequency hopping transmission manner; and when transmission is performed in a repeated transmission manner, sending a third message (msg3) or a message a (msga) in a random access procedure in an inter-slot frequency hopping and repeated transmission manner; and/or when transmission is performed in a non-repeated transmission manner, sending the msg3 or the msga in an intra-slot frequency hopping and non-repeated transmission manner.
Inventor(s): Sihai WANG of Beijing (CN) for huawei technologies co., ltd., Shuangkaisheng BI of Shenzhen (CN) for huawei technologies co., ltd., Xueru LI of Beijing (CN) for huawei technologies co., ltd., Cheng QIN of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04B7/06, H04L25/02, G06N3/0455
Abstract: the method includes: an access network device performs first encoding on a channel state information-reference signal csi-rs, to generate first information, where the csi-rs is used to obtain channel state information csi corresponding to a channel between the access network device and a terminal device; the access network device sends the first information to the terminal device over n radio frequency links, where n is a positive integer; the access network device receives third information from the terminal device, where the third information is generated by the terminal device after the terminal device performs second encoding on second information, and the second information is determined by the terminal device based on the first information and the csi-rs; and the access network device performs first decoding on the third information, to generate the csi, where the first decoding includes decoding corresponding to the first encoding.
Inventor(s): Li FAN of Shanghai (CN) for huawei technologies co., ltd., Shibin GE of Shanghai (CN) for huawei technologies co., ltd., Jie WANG of Shanghai (CN) for huawei technologies co., ltd., Zhimeng ZHONG of Moscow (RU) for huawei technologies co., ltd., Qibo QIN of Shanghai (CN) for huawei technologies co., ltd., Huangping JIN of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H04B7/06
Abstract: this application discloses a channel state information feedback method and a communication apparatus. the method includes: determining channel state information based on a first codebook, and sending the channel state information. the first codebook is determined based on a channel represented by one or more spatial-frequency domain column vectors, and the one or more spatial-frequency domain column vectors indicate the channel in joint spatial-frequency domain. in this solution, the first codebook may be determined based on the channel represented by the one or more spatial-frequency domain column vectors. because the one or more spatial-frequency domain column vectors may represent the channel in joint spatial-frequency domain, that is, the first codebook represents the channel based on joint spatial-frequency domain, a joint spatial-frequency domain feature may be fully used, to explore a sparse feature of the channel, thereby improving system performance.
20240030994.BEAM SWITCHING METHOD AND APPARATUS_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Feiran ZHAO of Hangzhou (CN) for huawei technologies co., ltd., Ying CHEN of Hangzhou (CN) for huawei technologies co., ltd., Yunfei QIAO 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): H04B7/06
Abstract: this application provides a beam switching method and apparatus. the beam switching method includes: a satellite device receives first location information of a terminal device. the satellite device sends first indication information, where the first indication information indicates one or more of k switching time periods. the k switching time periods are determined by the satellite device based on first information. the first information includes the first location information of the terminal device, location information of the satellite device, a velocity vector of the satellite device, and beam information of the satellite device. the k switching time periods are time periods in which the terminal device performs k times of beam switching.
Inventor(s): Fengwei LIU of Chengdu (CN) for huawei technologies co., ltd., Chuanhui MA of Chengdu (CN) for huawei technologies co., ltd.
IPC Code(s): H04B7/155, H04B7/04
Abstract: embodiments of this application provide a signal forwarding method and apparatus, and relate to the field of wireless communication technologies, to improve a coverage gain and reduce a forwarding delay. in this method, a relay node may combine n signals into one signal. each signal may be a signal obtained by performing frequency shift on a signal received by a receive channel corresponding to each signal, or each signal may be a signal obtained without performing frequency shift on a signal received by a receive channel corresponding to each signal. at least one signal included in the n signals is a signal obtained by performing frequency shift on a signal received by a receive channel corresponding to the at least one signal. the relay node may send the combined one signal.
Inventor(s): Ruonan YANG of Hangzhou (CN) for huawei technologies co., ltd., Ying CHEN 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., Yinggang DU of Shenzhen (CN) for huawei technologies co., ltd., Yu WANG of Hangzhou (CN) for huawei technologies co., ltd., Yunfei QIAO of Hangzhou (CN) for huawei technologies co., ltd.
IPC Code(s): H04B7/185, H04W74/08
Abstract: a wireless communication includes determining, by a satellite, at least one first signal, sending the at least one first signal to a terminal based on at least one first beam, and receiving a random access request from the terminal. each first signal of the at least one first signal corresponds to one first beam of the at least one first beam. each first signal of the at least one first signal includes information about a first geographical location of a center point of the one first beam of the at least one first beam corresponding to each first signal of the at least one first signal. the information about the first geographical location is useable to determine a second beam from the at least one first beam. the random access request includes an identifier of the second beam.
Inventor(s): Guoen LIU of Beijing (CN) for huawei technologies co., ltd., Kexiong YU of Shenzhen (CN) for huawei technologies co., ltd., Li'an WANG of Shenzhen (CN) for huawei technologies co., ltd., Guijie WANG of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04J3/06
Abstract: a clock synchronization method, including: obtaining (s), by a slave clock apparatus, a first time point at which a master clock apparatus sends first information, a second time point at which the slave clock apparatus receives the first information from the master clock apparatus, a third time point at which the slave clock apparatus sends first feedback information, and a fourth time point at which the master clock apparatus receives the first feedback information from the slave clock apparatus; then obtaining (s) a first clock count offset based on the first time point, the second time point, the third time point, and the fourth time point; then obtaining (s) a first clock frequency offset based on the first clock count offset; and finally adjusting (s) a clock count step of the slave clock apparatus based on the first clock frequency offset.
Inventor(s): Rui DU of Shenzhen (CN) for huawei technologies co., ltd., Qian ZHANG of Harbin (CN) for huawei technologies co., ltd., Xiao HAN 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., Meihong ZHANG of Shenzhen (CN) for huawei technologies co., ltd., Yingxiang SUN of Shenzhen (CN) for huawei technologies co., ltd., Yun ZHANG of Harbin (CN) for huawei technologies co., ltd., Yang LI of Harbin (CN) for huawei technologies co., ltd.
IPC Code(s): H04J13/00, H04L25/02
Abstract: this application discloses a signal processing method and an apparatus. the method includes: a transmit device generates a ppdu, and sends the ppdu; and a receive device receives the ppdu, and processes m sequences carried in the ppdu. the ppdu shown in this application includes a first field, the first field is used for carrying m sequences, the m sequences correspond to m space-time streams, one sequence corresponds to one space-time stream, and m is a positive integer. according to the method provided in this application, sequence sending efficiency can be effectively improved.
Inventor(s): Kangjian QIN of Hangzhou (CN) for huawei technologies co., ltd., Huazi ZHANG of Hangzhou (CN) for huawei technologies co., ltd., Shengchen DAI of Hangzhou (CN) for huawei technologies co., ltd., Bin LI of Shenzhen (CN) for huawei technologies co., ltd., Rong LI of Hangzhou (CN) for huawei technologies co., ltd., Jun WANG of Hangzhou (CN) for huawei technologies co., ltd.
IPC Code(s): H04L1/00
Abstract: a transmit-end device obtains a first bit sequence including k information bits (); then maps the k information bits to m sub-blocks, and performs first polar code encoding on the m sub-blocks to obtain a second bit sequence (); and modulates the second bit sequence to obtain and send a symbol sequence (). correspondingly, a receive-end device obtains the symbol sequence (), and decodes and demodulates the symbol sequence to obtain the k information bits (). the m sub-blocks include a first sub-block, a quantity of information bits included in the first sub-block is obtained based on k and a code rate r of the first bit sequence, m may be understood as a modulation order of the first bit sequence, and a length of the second bit sequence is n.
Inventor(s): Bin XU of Beijing (CN) for huawei technologies co., ltd., Bingzhao LI of Beijing (CN) for huawei technologies co., ltd., Zhenzhen CAO of Boulogne Billancourt (FR) for huawei technologies co., ltd.
IPC Code(s): H04L1/1607, H04W28/02
Abstract: a communication method and a communication apparatus. the method includes: an access network device receives first indication information from a core network device, where the first indication information indicates a value of a count of a first data packet, and the count includes a hyper frame number and a packet data convergence protocol sequence number. the access network device determines the value of the count of the first data packet based on the first indication information. the access network device determines, based on the first indication information received from the core network device, the value of the count corresponding to the data packet, to implement synchronization of values of packet data convergence protocol sequence numbers and synchronization of values of hyper frame numbers between different access network devices.
Inventor(s): Zhengyuan Peng of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04L1/1809
Abstract: this application relates to the field of data transmission technologies, and in particular, to a data transmission method and a related device. the method includes: sending a first data packet to a first multicast group in a multicast manner, where the first multicast group includes a plurality of receiving ends; determining a quantity n of receiving ends that fail to receive the first data packet; and if n is less than a first threshold, sending information about a first receiving end to the receiving end that fails to receive the first data packet, where the first receiving end is a receiving end that successfully receives the first data packet. in solutions in embodiments of this application, requirements on bandwidth and processing performance of a sending end can be reduced during data resending.
Inventor(s): Jian Yu of Shenzhen (CN) for huawei technologies co., ltd., Mengshi Hu of Shenzhen (CN) for huawei technologies co., ltd., Ming Gan of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04L5/00, H04W72/044
Abstract: this application provides a data transmission method and a related apparatus. the method includes: a network device generates a first physical layer protocol data unit ppdu. the first ppdu includes a first universal-signaling field u-sig field and a first extremely high throughput-signaling field eht-sig field, a sum of a quantity of information bits of the first u-sig field and a quantity of information bits of the first eht-sig field is less than or equal to 78 information bits, and at least one of the first u-sig field and the first eht-sig field includes an identifier indication field, where the identifier indication field is used to uniquely identify one station. the network device sends an encoded first ppdu to a station.
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., Qian Cheng of Naperville IL (US) for huawei technologies co., ltd.
IPC Code(s): H04L5/00
Abstract: according to embodiments, a user equipment (ue) receives control information for a first sounding reference signal (srs). the control information indicates at least a first frequency resource in a carrier, a frequency-domain shift parameter, a pf value, and a frequency-domain offset value. based on the control information, the ue transmits the first srs on a first partial frequency sounding resource within the first frequency resource in the carrier. a resource starting physical resource block (prb) of the first frequency resource is in accordance with the frequency-domain shift parameter. a bandwidth of the first partial frequency sounding resource is based on at least the pf value and a bandwidth of the first frequency resource. a partial frequency sounding resource starting prb of the first partial frequency sounding resource is based at least on the resource starting prb of the first frequency resource and the frequency-domain offset value.
Inventor(s): Peng Zhang of Reading (GB) for huawei technologies co., ltd., Jiayin Zhang of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H04L5/00, H04B7/06
Abstract: this application provides a resource mapping method and apparatus. the method includes: mapping a first data channel to a symbol other than at least one first symbol in first resource to be mapped to, and/or mapping a second data channel to a symbol other than at least one first symbol in a second resource, m second symbols are included between the first resource and the second resource, the second symbol is a symbol to which the first data channel and the second data channel are not mapped, the first symbol is adjacent to the second symbol, m is an integer and m≥0, and a sum of a quantity of first symbols and a quantity of second symbols is equal to a first threshold; and sending signals on the first data channel and the second data channel.
Inventor(s): Feng Wang of Shenzhen (CN) for huawei technologies co., ltd., Zhiheng Guo of Beijing (CN) for huawei technologies co., ltd., Xu Zhang of Beijing (CN) for huawei technologies co., ltd., Bingyu Qu of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04L5/00
Abstract: a method includes: a terminal device determines first information, where the first information includes a first information element and a second information element, the first information element indicates at least two frequency band sets, a first frequency band set in the at least two frequency band sets includes at least one frequency band, the second information element indicates a first relationship between a second frequency band set and the first frequency band set in the at least two frequency band sets, and the first relationship includes switching and/or concurrency. the terminal device sends the first information to a network device.
Inventor(s): Tao Peng of Nanjing (CN) for huawei technologies co., ltd., Zhouyi Yu of Beijing (CN) for huawei technologies co., ltd., Rongrong Hua of Nanjing (CN) for huawei technologies co., ltd.
IPC Code(s): H04L12/28, H04L41/5019
Abstract: this application discloses a method for controlling user equipment to access a network. after receiving a request packet sent by a gateway control plane device, a control device obtains, by parsing the request packet, a home identifier corresponding to first user equipment. the control device determines, based on the home identifier, a corresponding first target gateway user plane device when the first user equipment goes online, so that a plurality of user equipments corresponding to a same home identifier all go online through the first target gateway user plane device.
Inventor(s): Chenchen LIU of Shenzhen (CN) for huawei technologies co., ltd., Ming GAN of Shenzhen (CN) for huawei technologies co., ltd., Yuxin LU of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04L27/26, H04L5/00
Abstract: the technology of this disclosure relates to a signal modulating method, a signal demodulating method, a device, a storage medium, and a program product. in the signal modulating method according to a first aspect of this disclosure, a sending device modulates a bit sequence onto a plurality of subcarriers through binary phase shift keying (bpsk) constellation point mapping, dual carrier modulation (dcm), and a duplication (dup) operation, where the plurality of subcarriers include a first group of subcarriers and a second group of subcarriers. then, the sending device changes a phase of first data carried in the first group of subcarriers by 90 degrees or minus 90 degrees, and further generates a modulation signal based on the first data that is carried in the first group of subcarriers and whose phase has been changed and second data carried in the second group of subcarriers.
Inventor(s): Fengwei LIU of Chengdu (CN) for huawei technologies co., ltd., Minghui XU of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04L27/26, H04L5/00
Abstract: this application discloses a signal transmission method and apparatus, to implement signal transmission by using a multi-stream dft-s-ofdm waveform. the method includes: precoding n streams of signals based on a first codebook before sending, to obtain n1 precoded signals, where a quantity of non-zero elements in each row of the first codebook is 1, the first codebook causes a phase difference between two of the n streams of signals, and n and n1 are integers greater than 1; and sending the n1 precoded signals. a transmitting end introduces a phase offset between two transmit antenna ports in a precoding process, so that equivalent inter-stream interference is optimal after channel equalization is performed at a receiving end, to improve demodulation performance of the receiving end.
Inventor(s): Xinzheng Wang of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04L27/26, H04L27/00
Abstract: embodiments of this application disclose a signal processing method and a communication apparatus, to obtain an estimated value of a receive end-direct current (rx dc) component based on a sampling point of a signal. in this application, for a specified data frame including one or more direct current (dc) subcarriers or a field in the data frame, the signal is sampled in a first time period to obtain at least one first sampling point, the signal is sampled in a second time period after the first time period to obtain at least one second sampling point corresponding to the at least one first sampling point, and then the estimated value of the rx dc component is obtained based on the at least one first sampling point, the at least one second sampling point, and a normalized frequency offset.
Inventor(s): Ruiyue Xu of Shanghai (CN) for huawei technologies co., ltd., Lan Zou of Shanghai (CN) for huawei technologies co., ltd., Kai Zhang of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H04L41/14, H04L41/085
Abstract: embodiments of this application provide a method, an apparatus, and a system for training a management and control model. the method includes: receiving configuration information from a first network management unit, where the configuration information is used to configure a model training function, and the configuration information includes at least one of the following information: state information, for activating or deactivating the model training function; trigger information, for triggering model training; and data information, indicating data for model training; and performing model training based on the configuration information, to obtain network model information. according to embodiments of this application, the second network management unit configures the model training function based on the received configuration information sent by the first network management unit, to perform model training based on the configuration information, to obtain the network model information.
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): H04L45/302, H04L45/00
Abstract: a data transmission method and an apparatus. a first core network device obtains a transmission mode of a first service. the transmission mode of the first service is an acknowledged mode or an unacknowledged mode. the first core network device indicates a transmission mode of a first qos flow to an access network device. the first qos flow belongs to the first service. according to the method, the access network device can obtain the transmission mode of the first service from the core network device. when a data packet loss or transmission failure occurs, the access network device and a terminal device may determine, based on the transmission mode of the service, whether reliability of unidirectional transmission needs to be improved or reliability of bidirectional transmission needs to be improved.
20240031283.COMMUNICATION METHOD AND APPARATUS_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Tong ZHU of Nanjing (CN) for huawei technologies co., ltd., Jiutao DING of Nanjing (CN) for huawei technologies co., ltd.
IPC Code(s): H04L45/00, H04L45/64, H04L12/46
Abstract: this application provides a communication method and apparatus. the method includes: a first communication apparatus receives a first evpn mac route from a second communication apparatus, where the first evpn mac route carries a first mac address and a first vni. the first communication apparatus generates a second evpn mac route based on the first evpn mac route, where the second evpn mac route carries the first mac address and a first sid that is of the first communication apparatus and that corresponds to the first vni. the first communication apparatus sends the second evpn mac route to a third communication apparatus. this application implements interconnection between a vxlan and an srv6 network.
20240031298.COMMUNICATION METHOD AND DEVICE_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Hui Jin of Shenzhen (CN) for huawei technologies co., ltd., Fenghui Dou of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04L47/24
Abstract: this application relates to a communication method and device. the method includes receiving a first traffic flow and sending the first traffic flow by using at least two qos flows. the first traffic flow corresponds to an application transmitted by using the at least two qos flows. for example, different qos flows may be used to transmit data packets of different importance degrees. in this way, the data packets of different importance degrees can be separately controlled, for example, sending of a more important data packet is preferentially ensured, to improve transmission reliability of these data packets, and ensure service experience of a user.
Inventor(s): Lei BAO of Nanjing (CN) for huawei technologies co., ltd., Xinjun CHEN of Nanjing (CN) for huawei technologies co., ltd., Zhaoyang YAN of Nanjing (CN) for huawei technologies co., ltd.
IPC Code(s): H04L47/2425, H04L45/302, H04L47/10, H04L45/02
Abstract: a method and apparatus for ensuring a deterministic latency of a network slice, a storage medium, and a product, and belongs to the field of communication technologies. in this solution, topology information of different network slices can be associated with different gate scheduling periods, and the first device can determine a forwarding path of a service flow based on an sla requirement and an association relationship between topology information and a gate scheduling period, so as to ensure a deterministic latency of the network slice. in addition, because different network slices can be associated with different gate scheduling periods, when the network slices are used to carry various service flows, different service flows may be scheduled and forwarded based on different gate scheduling periods, to meet latency jitter requirements of different services, and ensure deterministic latencies of various services.
Inventor(s): Yiming Wang of Dongguan (CN) for huawei technologies co., ltd., Yong Luo of Dongguan (CN) for huawei technologies co., ltd.
IPC Code(s): H04L69/08, H04W4/80, H04W76/20
Abstract: in accordance with an embodiment, a method includes receiving, on a first bluetooth link between a first gateway and a first bluetooth device, a first bluetooth message sent by the first bluetooth device; encapsulating, using a transport protocol adapted to a non-bluetooth link between the first gateway and a second gateway, the first bluetooth message to obtain a second bluetooth message; and sending the second bluetooth message to the second gateway on the non-bluetooth link, wherein the second gateway decapsulates the second bluetooth message using the transport protocol to obtain the first bluetooth message, and sends the first bluetooth message to a second bluetooth device on a second bluetooth link with the second bluetooth device, wherein the non-bluetooth link is a wireless local area network link or a wired link.
Inventor(s): Han Gao of Shenzhen (CN) for huawei technologies co., ltd., Jianle Chen of San Diego CA (US) for huawei technologies co., ltd., Semih Esenlik of Munich (DE) for huawei technologies co., ltd., Zhijie Zhao of Shenzhen (CN) for huawei technologies co., ltd., Anand Meher Kotra of Munich (DE) for huawei technologies co., ltd.
IPC Code(s): H04N19/119, H04N19/176, H04N19/192, H04N19/96
Abstract: a partitioning method comprises determining whether a current block of a picture is a boundary block and whether the size of the current block is larger than a minimum allowed quadtree leaf node size; and if the current block is the boundary block and the size of the current block is not larger than the minimum allowed quadtree leaf node size (minqtsize), applying forced binary tree (bt) partitioning to the current block. a method comprises making a determination that a current block of a picture is a boundary block and that a size of the current block is less than or equal to a minimum allowed quadtree (qt) leaf node size (minqtsize); and applying, in response to the determination, forced binary tree (bt) partitioning to the current block.
Inventor(s): Sixin Lin of Shenzhen (CN) for huawei technologies co., ltd., Mingyuan Yang of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04N19/513, H04N19/517, H04N19/51
Abstract: embodiments of the present invention provide an encoding method, a decoding method, an encoding apparatus, a decoding apparatus, for a video image. the encoding method includes: determining an optimal integrated neighboring block for a current block based on a motion vector integration technology; determining, based a prediction direction of the optimal integrated neighboring block, a motion vector derivation mode that needs to be used by a decoder; correcting a motion vector of the current block based on the motion vector derivation mode; and determining a residual between a predicted value and an original value of the current block based on the corrected motion vector, thereby encoding the current block. according to the technical solutions, a more accurate predicted value is obtained by correcting the motion vector, and a smaller residual is generated.
Inventor(s): Semih Esenlik of Munich (DE) for huawei technologies co., ltd., Han Gao of Shenzhen (CN) for huawei technologies co., ltd., Anand Meher Kotra of Munich (DE) for huawei technologies co., ltd., Biao Wang of Shenzhen (CN) for huawei technologies co., ltd., Jianle Chen of San Diego CA (US) for huawei technologies co., ltd.
IPC Code(s): H04N19/56, H04N19/57, H04N19/61
Abstract: a non-transitory computer-readable medium for inter-prediction and an encoder are provided. an initial motion vector is obtained for a current block. search space positions are determined according to the initial motion vector. matching costs for the search space positions are checked according to a checking order to select a target search space position with a minimal matching cost. a refining motion vector of the current block is determined based on the initial motion vector and the target search space position. a central search space position is determined according to the checking order, and the central search space position is pointed to by the initial motion vector.
Inventor(s): Zhi She of Wuhan (CN) for huawei technologies co., ltd., Bin Liu of Wuhan (CN) for huawei technologies co., ltd., Huawei Ju of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04N23/61, H04N23/65, H04N23/63
Abstract: a photographing method and a terminal device are disclosed. the method includes: receiving, by a terminal device, a first operation; starting, by the terminal device, a camera in response to the first operation; displaying, by the terminal device, a first preview screen including a first preview image, where the first preview image includes at least one photographed object, and the at least one photographed object in the first preview image matches preset first text information; and outputting, by the terminal device, first prompt information based on the first preview image and the first text information, where the first prompt information is used to indicate a missing or redundant photographed object in the first preview image. indicated by the prompt information, a user can move a position or an angle of the terminal device.
Inventor(s): Jingduo TIAN of Shenzhen (CN) for huawei technologies co., ltd., Xiaoe WANG of Shenzhen (CN) for huawei technologies co., ltd., Chen YANG of Shenzhen (CN) for huawei technologies co., ltd., Jinlei ZHANG of Shanghai (CN) for huawei technologies co., ltd., Tizheng WANG of Shenzhen (CN) for huawei technologies co., ltd., Shisheng ZHENG of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04N23/68, G06T5/00, G06V10/74, H04N23/69
Abstract: this application provides an image processing method, including: performing stabilization on two adjacent image frames of a video stream acquired by a camera to obtain cropped areas, and performing perspective distortion correction on the cropped areas obtained through stabilization. because the cropped areas output after stabilization is performed on the two adjacent frames include same or basically same content, it can be ensured that a subsequently generated video is smooth and stable. in this application, position relationships, for perspective distortion correction, between the cropped areas obtained through stabilization are further mapped, so that degrees or effects of perspective distortion correction of the adjacent frames of the subsequently generated video are the same, in other words, degrees of transformation of a same object in the images are the same.
Inventor(s): Zhengyuan Peng of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04R5/04, H04R5/02, H04S3/00
Abstract: a method and system for determining an audio channel role of a sound box. the method includes: obtaining first distance information between a first sound box and m second sound boxes; obtaining second distance information between one second sound box and at least two other second sound boxes in the m second sound boxes; and determining audio channel role information of the first sound box and the m second sound boxes based on the first distance information, the second distance information, and first indication information. the first indication information is used to indicate relative locations of the first sound box and any of the m second sound boxes, and m is an integer greater than 1.
Inventor(s): Wint Yi POE of Munich (DE) for huawei technologies co., ltd., Riccardo TRIVISONNO of Munich (DE) for huawei technologies co., ltd., Fenqin ZHU of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H04W8/06, H04W48/08
Abstract: example network admission control methods and apparatus are described. in one example method, a first network entity of a first network sends a first request to a second network entity in at least one second network. the first request includes one or more of a request of a proposed adjustment of the at least one roaming budget of at least one roaming related parameter, a request of a new budget of the at least one roaming budget of at least one roaming related parameter, and a request of the admission control of the at least one roaming ue for the at least one network slice. the first network entity receives a first response from the second network entity, wherein the first response indicates whether the second network entity accepts or rejects the proposed adjustment of the at least one roaming budget.
20240031798.COMMUNICATION METHOD AND APPARATUS_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Hualin ZHU of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H04W8/30, H04W48/16, H04W48/14
Abstract: this application provides a communication method and apparatus, to resolve a problem that a terminal device cannot access an npn that the terminal device wants to access, thereby obtaining a corresponding network service, and improving user experience. the method and the apparatus may be applied to systems such as nr and lte. the method includes: receiving first network information of a terminal device, and sending a first identifier of a first provisioning server pvs to the terminal device, where the first network information includes network information of a first non-public network npn and/or network information corresponding to the first pvs, and the first identifier corresponds to the first network information.
Inventor(s): Yanglai SHUAI of Shanghai (CN) for huawei technologies co., ltd., Zhiyuan CHU of Shanghai (CN) for huawei technologies co., ltd., Yan ZHENG of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H04W16/14
Abstract: a resource sharing method and apparatus. a first network device determines a first control channel resource of a first cell from a first spectrum resource, where the first cell belongs to the first network device. the first network device sends a first message to a second network device, where the first message indicates a second network device to allocate a second control channel resource to a second cell from the first spectrum resource. the second cell belongs to the second network device. the first control channel resource and the second control channel resource belong to different parts of the first spectrum resource, and the first spectrum resource is a spectrum resource shared by the first cell and the second cell.
Inventor(s): Jian Yu 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): H04W16/28, H04L1/00
Abstract: provided are a spatial reuse method, an apparatus, a device, and a medium. in the method, a first spatial reuse device receives a portion or all of a psrr ppdu sent by a second spatial reuse device on a first frequency band. the first frequency band includes one or more subbands with a same bandwidth. the first spatial reuse device determines, based on a value of a spatial reuse parameter srp at a granularity of the bandwidth and a received power level rpl of the psrr ppdu at a granularity of the bandwidth, a reference transmit power for sending a psrt ppdu on a second frequency band. the second frequency band includes one or more subbands with the bandwidth. the second frequency band and the first frequency band at least partially overlap.
20240031845.COMMUNICATION METHOD AND APPARATUS_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Bo FAN of Chengdu (CN) for huawei technologies co., ltd., Xi ZHANG of Chengdu (CN) for huawei technologies co., ltd., Lei CHEN of Shenzhen (CN) for huawei technologies co., ltd., Shitong YUAN of Chengdu (CN) for huawei technologies co., ltd., Fengwei LIU of Chengdu (CN) for huawei technologies co., ltd., Yongping ZHANG of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04W24/08, H04L5/00
Abstract: a communication method and apparatus. the method includes: receiving first configuration information from a radio access network device, where the first configuration information includes a plurality of channel measurement resources, and the plurality of channel measurement resources correspond to two groups of channel measurement resources; performing channel measurement based on the plurality of channel measurement resources to obtain a first measurement result; and sending the first measurement result to the radio access network device, where the first measurement result includes a joint channel measurement result, the joint channel measurement result is a channel measurement result of a first resource pair, the first resource pair includes one or more resource pairs including two channel measurement resources, the two channel measurement resources respectively belong to the two groups of channel measurement resources, and the joint channel measurement result includes information about the first resource pair.
Inventor(s): Jian Jiang of Shanghai (CN) for huawei technologies co., ltd., Bo Yu of Beijing (CN) for huawei technologies co., ltd., Qiang Yu of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04W24/10, H04B7/0413, H04B7/08
Abstract: this application provides a service processing method and apparatus, a terminal device, and a chip, and relates to the field of communication technologies. when the terminal device carries a primary card and a secondary card, the secondary card uses one or more antennas by default to process an uplink/downlink transmission service. when the primary card is triggered to perform neighboring cell measurement (e.g., inter-frequency inter-rat measurement), and a measurement band is the same as an operating band of the secondary card, the primary card may select an antenna different from an antenna used by the secondary card to perform neighboring cell measurement.
20240031860.COMMUNICATION METHOD AND DEVICE_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Yuanping ZHU of Shanghai (CN) for huawei technologies co., ltd., Yulong SHI of Beijing (CN) for huawei technologies co., ltd., Zhenzhen CAO of Boulogne Billancourt (FR) for huawei technologies co., ltd., Jing LIU of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04W28/02, H04W40/24
Abstract: a communication method and a communication device. a first donor node generates a first data packet, where the first data packet further includes first information. the first information indicates a donor node to which a destination node of the first data packet belongs, or indicates a network segment to which a destination node of the first data packet belongs, or indicates whether a network segment to which a destination node of the first data packet belongs is a network segment controlled by the first donor node. the first donor node sends the first data packet to the destination node first node.
20240031861.COMMUNICATION METHOD AND DEVICE_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Hui Jin of Shenzhen (CN) for huawei technologies co., ltd., Fenghui Dou of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04W28/02, H04L47/32
Abstract: a communication method and device determines information of a data packet that fails to be transmitted in a first qos flow. some or all of the data packet that fails to be transmitted is discarded, and a sequence number is reset for an unsent data packet, so that the sequence number of the unsent data packet and a sequence number of a successfully sent data packet are consecutive. if the first qos flow includes a data packet that fails to be transmitted, some or all of the data packet may be discarded. this is equivalent to skipping retransmitting a discarded data packet.
Inventor(s): Qi PAN of Beijing (CN) for huawei technologies co., ltd., Zhenglei HUANG of Shenzhen (CN) for huawei technologies co., ltd., Hui NI of Beijing (CN) for huawei technologies co., ltd., Yongcui LI of Beijing (CN) for huawei technologies co., ltd., Yaxin WANG of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04W28/12, H04W28/02
Abstract: in a media data transmission method, an access network device receives layered coding information of a media flow, where the media flow is a target service; the access network device determines a plurality of multicast groups based on the layered coding information and information about terminal devices that access the target service; and the access network device sends a media data packet of the target service to the terminal devices based on the plurality of multicast groups. by using the method, multicast grouping may be performed on a plurality of terminal devices that access a same service, and further differentiated transmission is performed on media data of the same service. this improves a data transmission speed of the access network device, and improves a data throughput in a signal coverage area of the access network device.
Inventor(s): Roya REZAGAH of Munich (DE) for huawei technologies co., ltd., Qi YAO of Beijing (CN) for huawei technologies co., ltd., Niranth AMOGH of Munich (DE) for huawei technologies co., ltd.
IPC Code(s): H04W36/00, H04W36/32, H04W8/12, H04W4/029
Abstract: embodiments of a target edge application server (t-eas) and a related method for supporting an application context relocation (acr) procedure of user equipment (ue) in a communication network are disclosed. in response to a predicted movement of the ue from a current location to a predicted location within a coverage region of the t-eas, the t-eas is configured to receive, in an acr execution phase of the acr procedure, an application context of the ue from a source edge application server (s-eas). moreover, in response to obtaining information that the ue is no longer expected to move to the predicted location within the coverage region of the t-eas, the t-eas is further configured to perform, in a post-acr clean-up phase of the acr procedure, at least one post-acr clean-up operation which at least includes discarding the application context.
Inventor(s): Chong Lou of Shanghai (CN) for huawei technologies co., ltd., Chunhua You of Shanghai (CN) for huawei technologies co., ltd., Zhifang Gu of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H04W36/00, H04W36/08
Abstract: a mobility management method and a communication apparatus are provided. the method includes: a terminal device measures a downlink reference signal of a first cell and a downlink reference signal of a second cell, and reports an obtained first measurement result to an access network device. the access network device sends, based on the first measurement result, at least one piece of beam information to the terminal device. the terminal device performs mobility management based on the at least one piece of beam information. the at least one piece of beam information includes beam information of the first cell and/or the second cell, the first cell is a cell serving the terminal device, the second cell is a cell other than the first cell, and the access network device is an access network device to which the first cell or the second cell belongs.
Inventor(s): Ming GAN of Shenzhen (CN) for huawei technologies co., ltd., Dandan LIANG of Shenzhen (CN) for huawei technologies co., ltd., Xun YANG of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04W48/08, H04W76/11, H04W48/16
Abstract: the present disclosure relates to information indication methods and apparatus. one example method includes generating a first frame, where the first frame comprises a neighbor report element, the neighbor report element comprises a basic service set identifier (bssid) field and a bssid information field comprising a multi-band field, the multi-band field is used to indicate whether a neighbor access point (ap) indicated by the bssid field is located in a multiple-band device, and the multiple-band comprises a 6 ghz band, and sending the first frame on a 2.4 ghz band or a 5 ghz band.
Inventor(s): Fei SUN of Shanghai (CN) for huawei technologies co., ltd., Haiyan LUO of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04W48/16, H04W48/08, H04B7/155
Abstract: a relay terminal device receives a request message from a remote terminal device. the relay terminal device performs access control based on first slice information and second slice information. the relay terminal device sends a response message to the remote terminal device, where the request message is used to request to communicate with an access network device through the relay terminal device, the request message includes the first slice information, the first slice information includes information about a slice that the remote terminal device intends to access, and the second slice information includes information about a slice supported by a cell on which the relay terminal device currently camps or a cell that currently serves the relay terminal device.
Inventor(s): fangyuan zhu of Beijing (CN) for huawei technologies co., ltd., Yan Li of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04W48/18, H04W60/00, H04W48/06
Abstract: this application discloses a network slice admission control method. it includes a ue sends a registration request message, the registration request message carrying identification information of a network slice that the ue requests to access. when a quantity of ues that access a network slice subject to admission control in the network slice that the ue requests to access is greater than or equal to a first threshold, the amf sends a registration accept message that carries identification information of a first network slice that is allowed to access the first network slice. according to the method provided in this application, when the quantity of ues that access the network slice subject to admission control in the network slice that the ue requests to access is greater than or equal to the first threshold, it can be ensured that the ue can successfully register with and access the network slice.
Inventor(s): Weihua LI of Shanghai (CN) for huawei technologies co., ltd., Shuqi WANG of Shanghai (CN) for huawei technologies co., ltd., Xiaofeng HE of Shenzhen (CN) for huawei technologies co., ltd., Yanjie GU of Shenzhen (CN) for huawei technologies co., ltd., Wei Khuen CHAN of Singapore (SG) for huawei technologies co., ltd.
IPC Code(s): H04W52/02
Abstract: embodiments of this application provide a wlan communication apparatus and a control method. the method includes: adjusting power consumption of an external lna based on a wlan signal, to dynamically adjust the power consumption of the external lna based on an actual requirement, so that the power consumption of the external lna is reduced while a service requirement is ensured, and further, overall power consumption of a device is reduced.
Inventor(s): Xingxing Hu of Shanghai (CN) for huawei technologies co., ltd., Tingting Geng of Shenzhen (CN) for huawei technologies co., ltd., Qinghai Zeng of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H04W52/24, H04W24/10, H04W52/40, H04W36/00
Abstract: this application provides a communication method and a communication apparatus. the method includes: a first network entity obtains first information, where the first information includes any one of the following: signal measurement results of a terminal device in at least two cells, and a relationship of the signal measurement results of the terminal device in the at least two cells, where the at least two cells include a first cell and a second cell; and the first network entity determines, based on second information, an adjustment manner for adjusting transmit power of the first cell. according to this application, even if signal quality of the first cell cannot be accurately measured, the adjustment manner for adjusting the transmit power of the first cell can be determined.
Inventor(s): Ying CHEN of Hangzhou (CN) for huawei technologies co., ltd., Yunfei QIAO of Hangzhou (CN) for huawei technologies co., ltd., Jianwei ZHOU of Hangzhou (CN) for huawei technologies co., ltd., Xiaolu WANG of Hangzhou (CN) for huawei technologies co., ltd., Jun WANG of Hangzhou (CN) for huawei technologies co., ltd.
IPC Code(s): H04W56/00
Abstract: a communication parameter indication method and apparatus is provided. the method includes: obtaining first information, where the first information requests a first parameter of a terminal device, and the first parameter includes at least one of: location information of the terminal device and a parameter related to a timing advance ta that is determined based on a round-trip transmission delay between a first reference point and the terminal device, or a round-trip transmission delay between a network device and the terminal device; sending second information based on the first information, where the second information indicates the first parameter; and obtaining third information indicating a timing offset, the timing offset is for determining a scheduling delay degree of sending information by the terminal device, and is related to at least one of a communication parameter corresponding to a cell in which the terminal device is located and the first parameter.
Inventor(s): Yiru Kuang of Beijing (CN) for huawei technologies co., ltd., Rama Kumar Mopidevi of Lund (SE) for huawei technologies co., ltd., Haibo Xu of Beijing (CN) for huawei technologies co., ltd., Steven James Wenham of Cambridge (GB) for huawei technologies co., ltd., Guowei Ouyang of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04W68/02, H04W60/00
Abstract: this application discloses a paging indication method and an apparatus. the method includes: a ue obtains first indication information, where the first indication information indicates whether a core network device supports a paging cause value; and receives a first paging message, where the first paging message includes first information corresponding to the ue, and the first information does not include a first field indicating the paging cause value; and when the first indication information indicates that the core network device supports the paging cause value, the first information indicates the paging cause value. according to the method provided in this application, the ue can explicitly learn whether the paging cause value is indicated in information that is in a paging message and that corresponds to the ue.
20240031989.PAGING METHOD AND APPARATUS_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Cheng Li of Shanghai (CN) for huawei technologies co., ltd., Xin Gao of Beijing (CN) for huawei technologies co., ltd., Yi Wang of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H04W68/02, H04W64/00, H04L5/00
Abstract: embodiments of this application provide a paging method and an apparatus, to reduce paging overheads, and relate to the field of wireless communication technologies. in the method, a serving network device may receive positioning area information. a positioning area represented by the positioning area information herein is used by a terminal device to send an srs in an inactive mode or an idle mode. the serving network device may send a paging message to one or more neighboring network devices in a paging area. the paging area may be determined based on the positioning area.
Inventor(s): Guosen Yue of Edison NJ (US) for huawei technologies co., ltd., Brian Classon of St. Pete Beach FL (US) for huawei technologies co., ltd., Vipul Anilkumar Desai of Palatine IL (US) for huawei technologies co., ltd., Weimin Xiao of Hoffman Estates IL (US) for huawei technologies co., ltd.
IPC Code(s): H04W72/02, H04W72/0446
Abstract: a system and method for operating a user equipment (ue) for sidelink transmission of data in a wireless communications system includes the ue determining a candidate resource region for a transmission of data, the candidate resource region indicating candidate resource slots for the transmission of the data, monitoring sensing slots in sensing occasions to determine available resources from the candidate resource region, the sensing occasions being determined in accordance with the candidate resource region, a periodicity for sensing, and a maximum number of the sensing occasions, selecting, by the ue, a resource from the available resources, and transmitting, by the ue, data over the selected resource.
Inventor(s): Shitong YUAN of Chengdu (CN) for huawei technologies co., ltd., Fengwei LIU of Chengdu (CN) for huawei technologies co., ltd., Xinghua SONG of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04W72/0446, H04W72/0453, H04W72/232
Abstract: this application provides a wireless communication method and apparatus. the wireless communication method includes: receiving indication information of a first pattern, where the first pattern is one of a plurality of patterns, each of the plurality of patterns indicates distribution of at least one resource in frequency domain, and the at least one resource includes at least one of a first resource, a second resource, and a third resource, where the first resource is a definitely available resource, the second resource is an unavailable resource, and availability of the third resource depends on a further indication of an upper-level node; and communicating with a second network device and/or a terminal device based on the first pattern.
Inventor(s): Lei GAO of Beijing (CN) for huawei technologies co., ltd., Xingqing CHENG of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04W72/12
Abstract: this application provides a resource scheduling method, a communication apparatus, and a terminal device, and may be applied to the field of short-range communication. according to the method, a second node sends a first message to a first node, where the first message includes a first indication, the first indication indicates configuration information of a first resource, and the first resource is for communication of system control information and/or a system control signal. the second node communicates first data with the first node by using a second resource, where the second resource does not overlap the first resource.
Inventor(s): Tong SU of Shenzhen (CN) for huawei technologies co., ltd., Bingzhao LI of Beijing (CN) for huawei technologies co., ltd., Jinhuan XIA of Beijing (CN) for huawei technologies co., ltd., Lei GUAN of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04W72/121, H04W4/06, H04W72/232, H04W72/1263
Abstract: this application provides a data transmission method and an apparatus, to resolve a problem of high multicast transmission control signaling overheads. the method includes: receiving first multicast data using a multicast based semi-persistent scheduling sps transmission; receiving first downlink control information dci, where the first dci is scrambled by a configured scheduling radio network temporary identifier cs-rnti; and receiving first data based on the first dci, where the first data is retransmitted data of the first multicast data.
Inventor(s): Yan CHENG of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04W72/20, H04W72/0446, H04W72/04, H04L5/00
Abstract: a method includes: receiving downlink control information to a terminal device, wherein the downlink control information comprises first information, the first information indicates an uplink control channel resource for carrying uplink control information, the uplink control channel resource belongs to a first uplink control channel resource set, wherein each resource in the first uplink control channel resource set occupies a different quantity of symbols, the first uplink control channel resource set comprises at least two uplink control channel resources, wherein the at least two uplink control channel resources include a first uplink control channel resource that occupies one symbol, and a second uplink control channel resource that occupies two symbols; and sending the uplink control information from the terminal device by using the uplink control channel resource.
Inventor(s): Tong SU of Shenzhen (CN) for huawei technologies co., ltd., Lei GUAN of Beijing (CN) for huawei technologies co., ltd., Jinhuan XIA of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04W72/21, H04L5/00, H04W72/04
Abstract: this application provides an uplink control information transmission method and an apparatus. in the method, a terminal device obtains first physical uplink control channel pucch configuration information corresponding to multicast data and second pucch configuration information corresponding to unicast data. when first hybrid automatic repeat request-acknowledgment harq-ack information corresponding to received multicast data and second harq-ack information corresponding to received unicast data have a same priority and are to be fed back in a same time unit, the terminal device may determine a pucch resource based on the first pucch configuration information or the second pucch configuration information, and then send uplink control information on the pucch resource. the uplink control information includes the first harq-ack information and the second harq-ack information.
Inventor(s): Meng HUA of Shanghai (CN) for huawei technologies co., ltd., Fei GAO of Shanghai (CN) for huawei technologies co., ltd., Jinlin PENG of Shanghai (CN) for huawei technologies co., ltd., Yi WANG of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H04W72/232, H04W72/1268, H04L27/26
Abstract: this application provides example downlink control information transmission methods and apparatuses. in an example method, a terminal device receives first configuration information. the first configuration information may indicate the terminal device to monitor a physical downlink control channel (pdcch) candidate in a first scheduling cell and a second scheduling cell. the pdcch candidate is used to carry downlink control information for scheduling data transmission in a same scheduled cell. the terminal device determines, for the same scheduled cell, monitoring upper limits of the pdcch candidate in a first unit time and a second unit time. the first unit time is determined based on a subcarrier spacing of an active downlink bandwidth part in the first scheduling cell, and the second unit time is determined based on a subcarrier spacing of an active downlink bandwidth part in the second scheduling cell.
Inventor(s): Shurong Jiao of Shanghai (CN) for huawei technologies co., ltd., Meng Hua of Shanghai (CN) for huawei technologies co., ltd., Fei Gao of Shanghai (CN) for huawei technologies co., ltd., Lei Guan of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04W72/232, H04L5/00
Abstract: a resource determining method includes: receiving configuration information of a pdcch candidate set, the pdcch candidate set includes a first pdcch candidate group and a second pdcch candidate group, the first pdcch candidate group includes a first pdcch candidate, the second pdcch candidate group includes a plurality of second pdcch candidates, and a resource corresponding to a target first pdcch candidate in the first pdcch candidate group and a resource corresponding to a target second pdcch candidate in the second pdcch candidate group have a first overlapping part; receiving a first pdcch, where the first pdcch indicates a second resource available for a first pdsch, and the first resource and the second resource have a second overlapping part; and receiving the first pdsch on a resource obtained by removing the second overlapping part from the second resource.
Inventor(s): Yongxia Lyu of Shenzhen (CN) for huawei technologies co., ltd., Jianglei Ma of Ottawa (CA) for huawei technologies co., ltd., Ting Wang of Shanghai (CN) for huawei technologies co., ltd., Jun Wang of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H04W72/232, H04W72/0453, H04L5/00, H04L1/1812
Abstract: this application provides a physical layer control information transmission method and apparatus. in the method, a first communication apparatus may obtain first physical layer control information. the first physical layer control information may include n pieces of first information, where n is greater than or equal to 2. the first communication apparatus may obtain target first information from the n pieces of first information. the target first information may indicate a frequency domain resource of a first channel. the first communication apparatus may estimate the first channel based on the target first information. the first communication apparatus may obtain second physical layer control information. the second physical layer control information includes signaling information that may be used by the first communication apparatus to send feedback information corresponding to the first channel. the first communication apparatus may send the feedback information based on the second physical layer control information.
Inventor(s): Fei Gao of Shanghai (CN) for huawei technologies co., ltd., Shurong Jiao of Shanghai (CN) for huawei technologies co., ltd., Meng Hua of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H04W72/232, H04W72/0446
Abstract: a communication method includes that when a physical downlink control channel (pdcch) carrying downlink control information (dci) is a first pdcch candidate or a second pdcch candidate, where the first pdcch candidate and the second pdcch candidate correspond to a same resource, and the first pdcch candidate and a third pdcch candidate belong to a pdcch candidate group configured for pdcch repetition transmission, a reference pdcch candidate is determined according to the pdcch candidate group, or the second pdcch candidate is used as a reference pdcch, so that a network device and a terminal have a consistent understanding of the reference pdcch candidate.
Inventor(s): Weiwei FAN of Shenzhen (CN) for huawei technologies co., ltd., Chunxu JIAO of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H04W72/25, H04W72/0446
Abstract: this application provides a method for configuring a sidelink resource and a communication apparatus. a transmit end user may indicate, by using sci based on a preempted cot, that last several symbols in a slot are blank symbols, and a receive end may perform lbt in the cot based on a reserved blank, to implement cot sharing. in addition, after the cot is preempted, the transmit end user may flexibly configure periodicity information of a psfch resource, and send the periodicity information of the psfch resource to a receive end user. with reference to frame structure information, a position of a psfch slot in a slot in a corresponding direction can be calculated by users of the transmit end and the receive end by using a modulo operation, to feed back harq information in a corresponding slot in which the psfch exists.
Inventor(s): Junren Chang of Beijing (CN) for huawei technologies co., ltd., Zhenzhen Cao of Boulogne Billancourt (FR) for huawei technologies co., ltd., Bingzhao Li of Beijing (CN) for huawei technologies co., ltd., Haibo Xu of Beijing (CN) for huawei technologies co., ltd., Xuelong Wang of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04W74/08, H04L5/00, H04W56/00, H04W72/1273
Abstract: a method includes: performing, by a terminal device, data transmission based on a configuration parameter of a currently activated first bandwidth part bwp, where the configuration parameter of the first bwp includes at least one of a first resource offset, a first bandwidth, and a first subcarrier spacing; determining, by the terminal device, a first random access resource and a second configuration parameter for random access, where the second configuration parameter includes at least one of a second resource offset, a second bandwidth, and a second subcarrier spacing; sending, by the terminal device, a random access request to the network device on the first random access resource; and receiving, by the terminal device, a random access response based on the second configuration parameter, where the random access response is sent by the network device based on the random access request.
Inventor(s): Xingxing HU of Shanghai (CN) for huawei technologies co., ltd., Tingting GENG of Shenzhen (CN) for huawei technologies co., ltd., Hongzhuo ZHANG of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H04W74/08
Abstract: embodiments of this application provide a communication method and a communication apparatus. in the method, a terminal device obtains a first ra report that includes information about a random access procedure initiated by the terminal device to a source secondary access network device. after the master access network device of the terminal device changes from a source master access network device to a target access network device, the terminal device sends a first message to the target access network device. the first message includes the first ra report and first identification information, and the first identification information indicates the source master access network device.
Inventor(s): Xiaolu WANG of Hangzhou (CN) for huawei technologies co., ltd., Hejia LUO of Hangzhou (CN) for huawei technologies co., ltd., Yinggang DU of Shenzhen (CN) for huawei technologies co., ltd., Rong LI of Hangzhou (CN) for huawei technologies co., ltd., Jun WANG of Hangzhou (CN) for huawei technologies co., ltd.
IPC Code(s): H04W74/08, H04W56/00
Abstract: embodiments of this application provide a parameter transmission method and an apparatus, and relate to the field of wireless communication technologies. in the method, the terminal device may receive first information. the first information may include a time parameter. the time parameter may be used to determine a timing offset. the timing offset includes a second timing offset, and the second timing offset indicates a delay of activation of configuration information. the terminal device determines a delay start duration of a random access response (rar) window based on the second timing offset.
Inventor(s): Jun LIU of Shenzhen (CN) for huawei technologies co., ltd., Wenjie PENG of Shanghai (CN) for huawei technologies co., ltd., Junren CHANG of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04W76/28, H04W72/25, H04L1/1812, H04L5/00
Abstract: this application relates to the field of communication technologies, and provides a sidelink transmission method and apparatus, to resolve a problem of reliability of sidelink multicast or broadcast data transmission. the method includes: determining, by a communication device, that at least one of the following conditions is met: a first timer corresponding to sidelink discontinuous reception drx is not running, a second timer corresponding to drx is not running, or a third timer corresponding to a first sidelink sl process is running; and scheduling, by the communication device, retransmission corresponding to the first sl process, where the first timer, the second timer, and the third timer may be timers related to drx information, and the third timer may be further a timer related to the sl process.
HUAWEI TECHNOLOGIES CO., LTD. patent applications on January 25th, 2024
- HUAWEI TECHNOLOGIES CO., LTD.
- B60W30/18
- B60W30/09
- B60W30/095
- B60W40/02
- Huawei technologies co., ltd.
- G01S5/02
- H04W24/10
- H04W64/00
- G01S7/481
- G02B6/293
- G02B6/32
- H04J14/02
- G06F1/12
- G06F13/38
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