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公开(公告)号：US20230164613A1
公开(公告)日：2023-05-25
申请号：US18147493
申请日：2022-12-28
Applicant: Huawei Technologies Co., Ltd.
Inventor： Hang Liu , Jian Wang , Changqing Yang
CPC classification number: H04W24/10 , H04L1/0003 , H04W88/04
Abstract: A data transmission method may include a first control apparatus sending first indication information to a second control apparatus. The first indication information is used to indicate to measure link quality between the second control apparatus and at least one terminal device. The second control apparatus generates first data. The second control apparatus sends the first data to the at least one terminal device based on the first indication information. The first data measure the link quality between the second control apparatus and the at least one terminal device.
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公开(公告)号：US20230156770A1
公开(公告)日：2023-05-18
申请号：US18155450
申请日：2023-01-17
Applicant: Huawei Technologies Co., Ltd.
Inventor： Hang Liu , Changqing Yang
IPC: H04W72/543 , H04W72/044
CPC classification number: H04W72/543 , H04W72/044
Abstract: This application provides a data transmission method and an apparatus, and relates to the field of communications technologies, and in particular, to short-range communication, for example, a cockpit domain. This improves transmission efficiency and reduces system overheads and a latency. The method includes: A second node receives first configuration information from a first node. The first configuration information is used to configure a first time-frequency resource. The second node obtains first information corresponding to a first logical channel, where the first information is used to indicate whether segmentation of a data packet on the first logical channel is allowed, the first logical channel corresponds to a second time-frequency resource, and the second time-frequency resource is included in the first time-frequency resource. The second node sends first data to the first node by using the first time-frequency resource. This application is applied to data transmission.
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公开(公告)号：US20230069718A1
公开(公告)日：2023-03-02
申请号：US17976560
申请日：2022-10-28
Applicant: Huawei Technologies Co., Ltd.
IPC: H04L41/50 , H04L41/0803
Abstract: This application provides a data communication method and a related apparatus, which are applied to the field of short range communication, and in particular, to cockpit domain communication. The method includes: obtaining at least one piece of service feature information from an upper layer of a secondary node, where the upper layer includes at least one of a network and transport layer, a device layer, and an application, and the at least one piece of service feature information includes at least one of a sampling frequency, quantization precision of a sample value, a frame rate, an image resolution, a compression rate, and a data rate; and sending first information to a primary node through an access layer of the secondary node, where the first information indicates the at least one piece of service feature information.
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公开(公告)号：US20220402490A1
公开(公告)日：2022-12-22
申请号：US17895491
申请日：2022-08-25
Applicant: Huawei Technologies Co., Ltd.
Inventor： Nan Liu , Hang Liu , Mingchao Li , Linlin Sui
IPC: B60W30/16 , B60W50/06 , B60W30/095 , B60W30/09
Abstract: A vehicle control method implemented by a first vehicle configured with at least one driver assistance system. The method includes activating a driver assistance system to an active state, applying a vehicle speed range to the first vehicle in response to the driver assistance system being in the active state, obtaining first information of a moving object near the first vehicle, determining a first parameter based on the first information, and further terminating, based on the first parameter, the active state, and setting, based on the first parameter, the first vehicle to run at a first vehicle speed beyond the vehicle speed range.
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公开(公告)号：US11382102B2
公开(公告)日：2022-07-05
申请号：US16898866
申请日：2020-06-11
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Hang Liu , Zhenzhen Cao , Mingchao Li , Xiao Xiao
Abstract: This application provides a data transmission method and apparatus, to improve data transmission reliability. The method includes: receiving, by a first terminal device, first indication information sent by a network device, where the first indication information is used to indicate a first preset condition, and the first preset condition is used to determine a resource used for sending data; determining, by the first terminal device from a first resource set according to the first indication information, a first resource that meets the first preset condition; and sending, by the first terminal device, first data by using the first resource.
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Patent Agency Ranking
公开(公告)号：US20220182984A1
公开(公告)日：2022-06-09
申请号：US17651867
申请日：2022-02-21
Applicant: Huawei Technologies Co., Ltd.
Inventor： Hang Liu , Mingchao Li , Zhenwei Lu , Zhenzhen Cao , Xiao Xiao
Abstract: This application discloses a method for selecting a plurality of carriers and a related device. The method includes: obtaining, by a first terminal, first configuration information, where the first configuration information includes at least one piece of first carrier information and corresponding first channel congestion parameter information; obtaining first data; selecting at least one direct link transmission carrier for the first data according to the first carrier information and in a priority sequence based on the first channel congestion parameter information; and sending the first data on the direct link transmission carrier.
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公开(公告)号：US11252752B2
公开(公告)日：2022-02-15
申请号：US16567821
申请日：2019-09-11
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Mingchao Li , Zhenzhen Cao , Xiao Xiao , Hang Liu
Abstract: Embodiments of this application provide an information feedback method which performed by a transmitting end, the method includes: obtaining a direct link transmission resource; sending first direct communication data to a receiving end by using the direct link transmission resource, where the first direct communication data carries feedback indication information and sending manner indication information, the feedback indication information is used to indicate whether a receiving feedback needs to be performed for the first direct communication data, and the sending manner indication information is used to indicate that a manner of sending the first direct communication data is at least one of unicast, multicast, or broadcast; when the feedback indication information indicates that a feedback needs to be performed for the first direct communication data, receiving second direct communication data sent by the receiving end on a direct link feedback resource, where the second direct communication data carries feedback information.
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公开(公告)号：US20220030400A1
公开(公告)日：2022-01-27
申请号：US17496928
申请日：2021-10-08
Applicant: Huawei Technologies Co., Ltd.
Inventor： Hang Liu , Mingchao Li
IPC: H04W4/40 , H04L12/741 , H04W40/02
Abstract: A data sending method includes an adaptation layer that obtains first data and attribute information corresponding to the first data from a network layer, where the attribute information includes destination address information, the adaptation layer generates a first access layer address based on the destination address information, the adaptation layer transfers the first data and the first access layer address to an access layer, and the access layer sends the first data through a sidelink based on the first access layer address.
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公开(公告)号：US20200170073A1
公开(公告)日：2020-05-28
申请号：US16778438
申请日：2020-01-31
Applicant: Huawei Technologies Co., Ltd.
Inventor： Hang Liu , Zhenzhen Cao , Mingchao Li , Yinghui Yu
Abstract: This application provides a method for repeatedly transmitting data and a device. The method includes: separately sending, by a terminal device, one piece of data in a PDCP entity to N logical channels, where a direct link transmission manner is used on at least one of the N logical channels, and N is a positive integer greater than or equal to 2; obtaining, by the terminal device, a resource; and sending, by the terminal device, the data on the N logical channels by using the obtained resource.
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公开(公告)号：US20190222982A1
公开(公告)日：2019-07-18
申请号：US16365925
申请日：2019-03-27
Applicant: Huawei Technologies Co., Ltd.
Inventor： Zhenzhen Cao , Hang Liu , Xiao Xiao
CPC classification number: H04W4/40 , H04L1/0003 , H04W72/0473 , H04W72/10 , H04W76/27
Abstract: A vehicle-to-entity (V2X) communication method, device, and system, the method including obtaining, by a terminal, a correspondence between a priority of a pedestrian-to-entity (P2X) service data packet and a V2X communication parameter value range, where the V2X communication parameter comprises at least one of a modulation and coding scheme (MCS), a quantity of transmissions, a transmit power, or a quantity of occupied resource blocks (RBs), determining, by the terminal, according to the priority of the P2X service data packet and the correspondence, a V2X communication parameter value range corresponding to the priority of the P2X service data packet, selecting, by the terminal, a V2X communication parameter value from the determined V2X communication parameter value range, and transmitting, by the terminal, the P2X service data packet on a radio resource according to the selected V2X communication parameter value.
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