公开(公告)号：US20240215066A1

公开(公告)日：2024-06-27

申请号：US18408997

申请日：2024-01-10

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Bo YANG ,  Zheng CHEN ,  Peng CHEN

IPC: H04W74/04 ,  H04W74/08 ,  H04W84/12

CPC classification number: H04W74/04 ,  H04W74/0875 ,  H04W84/12

Abstract: Embodiments of this application disclose a channel access method and apparatus. The method includes: A first device determines a first frame, where the first frame includes first indication information, the first indication information indicates a first AP in at least one access point AP to perform contention access for a first traffic in a first slot, and the first traffic includes a traffic for which channel access is performed by using a priority interframe space PIFS; and the first device sends the first frame to the first AP. According to embodiments of this application, contention and a collision with another AP in a channel access process are avoided, to improve quality of service of a traffic.

公开(公告)号：US20220386256A1

公开(公告)日：2022-12-01

申请号：US17883090

申请日：2022-08-08

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Hao SUN ,  Zheng CHEN ,  Yan CHENG ,  Lixia XUE

IPC: H04W56/00

Abstract: Example synchronization signal sending and receiving methods and apparatus are described. In one example method, a terminal device determines a target frequency resource. A frequency domain position of the target frequency resource is determined based on a frequency domain position offset and a frequency interval of synchronization channels. The terminal device receives a synchronization signal by using the target frequency resource.

公开(公告)号：US20220345260A1

公开(公告)日：2022-10-27

申请号：US17743676

申请日：2022-05-13

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Xu ZHANG ,  Zheng CHEN

IPC: H04L5/00 ,  H04W72/04

Abstract: In an example method of present application, a terminal device obtains resource indication information. The resource indication information indicates frequency domain resources of a data channel of a terminal device. The resource indication information comprises S bits, where S is a positive integer. The terminal device determines the frequency domain resources of the data channel of the terminal device based on the resource indication information.

公开(公告)号：US20220188095A1

公开(公告)日：2022-06-16

申请号：US17687377

申请日：2022-03-04

Applicant: Huawei Technologies Co., Ltd.

Inventor： Zheng CHEN ,  Linchuan GUO ,  Bing BAI

IPC: G06F8/65 ,  B60R16/023 ,  H04L67/12 ,  H04L67/1097

Abstract: A method for storing and transmitting data by using a vehicle key, an intelligent vehicle data management apparatus, a cloud data management apparatus, and a vehicle key are provided. The method includes: The vehicle key receives and stores first data from an intelligent vehicle, where the first data is non-real-time processing data from the intelligent vehicle; and the vehicle key sends the first data to cloud. In this way, while data transmission costs of the intelligent vehicle are reduced, user experience of the intelligent vehicle is improved.

公开(公告)号：US20210345249A1

公开(公告)日：2021-11-04

申请号：US17371629

申请日：2021-07-09

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Lixia XUE ,  Zheng CHEN

IPC: H04W52/02 ,  H04W76/28 ,  H04W76/38

Abstract: A communications method and apparatus are provided. The method includes: determining one or more occasions on which a first channel is sent; and sending the first channel on the one or more occasions to at least one terminal device The first channel carries first information. The first information includes one or more information blocks. Each information block corresponds to one of the at least one terminal device. Each information block corresponds to a different terminal device. Each information block includes one first information field set. The first information field set is used to indicate information about detection performed on a second channel by a terminal device corresponding to an information block in which the first information field set is located.

公开(公告)号：US20210337409A1

公开(公告)日：2021-10-28

申请号：US17372293

申请日：2021-07-09

Applicant: Huawei Technologies Co., Ltd.

Inventor： Lixia XUE ,  Zheng CHEN

IPC: H04W24/08 ,  H04W76/28

Abstract: A channel monitoring method and a device are described. The method includes: monitoring, by a terminal device, a first signal on n transmission occasions in a monitoring periodicity; and when the terminal device detects the first signal on at least one of the n transmission occasions, monitoring, by the terminal device, a downlink control channel and/or a second signal in a first time period in the monitoring periodicity; or when the terminal device does not detect the first signal on the n transmission occasions, skipping, by the terminal device, monitoring a downlink control channel in the monitoring periodicity.

公开(公告)号：US20210250980A1

公开(公告)日：2021-08-12

申请号：US17245518

申请日：2021-04-30

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Lixia XUE ,  Zheng CHEN

IPC: H04W72/12 ,  H04W76/28

Abstract: This application discloses an information transmission method and a communications apparatus, and pertains to the field of communications technologies. The method includes: A terminal device receives first DCI sent by a network device, and determines an operation mode of an inactivity timer based on an indication of the first DCI, where the first DCI carries first indication information and second indication information, the first indication information is used to indicate data transmission, and the second indication information is used to indicate an operation mode of the inactivity timer in DRX.

公开(公告)号：US20200259696A1

公开(公告)日：2020-08-13

申请号：US16860963

申请日：2020-04-28

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Hao SUN ,  Zheng CHEN ,  Yan CHENG ,  Lixia XUE

IPC: H04L27/26 ,  H04L5/00 ,  H04W56/00 ,  H04W28/02

Abstract: This application provides a synchronization signal sending method and receiving method, and an apparatus. In the method, a base station determines a frequency domain position of a target frequency resource based on a frequency interval of synchronization channels, wherein the frequency interval of synchronization channels is 2m times a predefined frequency resource of a physical resource block, and m is a preset nonnegative integer. The base station sends a synchronization signal by using the target frequency resource.

公开(公告)号：US20200068541A1

公开(公告)日：2020-02-27

申请号：US16672895

申请日：2019-11-04

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Xu ZHANG ,  Jianguo WANG ,  Lixia XUE ,  Zheng CHEN

IPC: H04W72/04 ,  H04L5/00 ,  H04W80/08 ,  H04W76/27

Abstract: A control information transmission method, apparatus, and systems are disclosed. An example method includes: determining configuration information of a control channel, wherein the configuration information comprises at least one of frequency domain information or time domain information, the at least one of frequency domain information or time domain information indicates a time-frequency resource occupied by the control channel, and the configuration information further comprises indication information indicating a quantity of at least one resource element set, wherein the time-frequency resource occupied by the control channel comprises the at least one resource element set; mapping control information to one or more of the at least one resource element set based on the configuration information; sending the configuration information to a terminal device; and sending the control information to the terminal device.

公开(公告)号：US20190229986A1

公开(公告)日：2019-07-25

申请号：US16367510

申请日：2019-03-28

Applicant: Huawei Technologies Co., Ltd.

Inventor： Zheng CHEN ,  Hao SUN ,  Yan CHENG

IPC: H04L12/24 ,  H04W72/12 ,  H04L5/00

Abstract: This application discloses a resource configuration method and an apparatus, applied to a two-level control channel structure that includes a level-1 control channel and a level-2 control channel. The method includes: obtaining, by a base station, receive bandwidth of a terminal, generating first information based on the receive bandwidth, where the first information is used for determining a frequency domain resource range used by a downlink data channel; generating second information based on the first information, where the second information is used to indicate a location of the downlink data channel within the frequency domain resource range; and sending, by the base station, the first information and the second information to the terminal.