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公开(公告)号：US20240430830A1
公开(公告)日：2024-12-26
申请号：US18822756
申请日：2024-09-03
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Bo CHENG , Jian WANG , Defu SUN , Xingqing CHENG
Abstract: Embodiments of this application belong to the field of communication technologies. In the method, a first node may send first measurement configuration information to a second node, where the first measurement configuration information indicates to measure synchronization information of a third node on a first channel. Further, the second node may obtain the synchronization information, and the first node receives the synchronization information from the second node, where the synchronization information may indicate one or more of the following information of the third node: time synchronization information, frequency synchronization information, synchronization communication domain set information, RSRP, RSRQ, SINR, or RSSI. In this way, time-frequency synchronization between different nodes in a communication system can be implemented, interference between the different nodes can be effectively reduced, and system communication performance can be improved.
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公开(公告)号：US20240236839A1
公开(公告)日：2024-07-11
申请号：US18616782
申请日：2024-03-26
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Qingchun HE , Mingchao LI , Youyang YU , Xingqing CHENG
CPC classification number: H04W48/18 , H04W84/042
Abstract: A method includes: receiving first information from a first node through a first network, where the first information includes PLMN information that is of a second network and that is supported by the first node, a core network connection type that is of the second network and that is supported by the first node, a backhaul type of the first node in the second network, and a service type that is provided by a core network of the second network and that is supported by the first node; and determining, based on the first information, whether to access the second network via the first node, where the first network is a short-range communication network, and the second network is a cellular network or a macro coverage network.
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公开(公告)号：US20240147456A1
公开(公告)日：2024-05-02
申请号：US18405225
申请日：2024-01-05
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Lei GAO , Xingqing CHENG , Jian WANG
IPC: H04W72/121 , H04L1/1607 , H04L5/00 , H04W72/0446
CPC classification number: H04W72/121 , H04L1/1642 , H04L5/0012 , H04W72/0446
Abstract: An information transmission method and apparatus are provided, to reduce feedback overheads of a master node to a slave node. The information transmission method and apparatus are applied to intelligent driving or assisted driving. The method in embodiments of this application includes: each of a plurality of second nodes sends a first message to a first node. Each second node may send at least one first message, and there are N first messages in total. After receiving the N first messages, the first node may send, in multicast mode on a first resource, a second message that includes N pieces of first feedback information that are in a one-to-one correspondence with the N first messages. The method in this application may be applied to the internet of vehicles, for example, vehicle-to-everything V2X, long term evolution-vehicle LTE-V, or vehicle-to-vehicle V2V.
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公开(公告)号：US20240113926A1
公开(公告)日：2024-04-04
申请号：US18540566
申请日：2023-12-14
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Lei GAO , Xingqing CHENG
Abstract: This application provides a signal transmission method and apparatus, applied to automatic driving, assisted driving, and the like. The method includes: A first device generates a first signal, where the first signal includes a first part and a second part, the second part is modulated in a phase shift keying PSK modulation scheme, the second part is encoded by using polar code, the first part is used to transmit a preconfigured sequence, a predefined sequence, or a sequence generated according to a predefined rule, and the second part is used to transmit control information. The first device sends the first signal to a second device. The second device obtains the control information. The PSK modulation scheme can improve sensitivity of a signal receive end, and improve anti-noise and anti-interference capabilities. In addition, the second part is encoded by using the polar code, which can improve anti-noise and anti-interference performance.
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公开(公告)号：US20230327802A1
公开(公告)日：2023-10-12
申请号：US18333062
申请日：2023-06-12
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Hang LIU , Xingqing CHENG , Jian WANG
IPC: H04L1/00
CPC classification number: H04L1/0057
Abstract: Example data transmission methods and devices are described. In one example method, data and attribute information of the data are received at a transmitting end from at least one data source. The original data is segmented based on the attribute information to obtain a plurality of data sections. A respective check code for each of the plurality of data sections is calculated based on each of the plurality of data sections. A plurality of coded blocks are sent. The plurality of coded blocks are received at a receiving end. A check is performed on data sections included in the plurality of coded blocks by using check codes included in the plurality of coded blocks. At least a data section that is successful in the check is provided for a user.
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Patent Agency Ranking
公开(公告)号：US20230164827A1
公开(公告)日：2023-05-25
申请号：US18159466
申请日：2023-01-25
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Lei GAO , Jian WANG , Xingqing CHENG
IPC: H04W72/566 , H04W72/12 , H04W72/0446
CPC classification number: H04W72/566 , H04W72/12 , H04W72/0446
Abstract: This application provides a communications method and apparatus. A first communications apparatus determines a second resource pool, where the second resource pool is different from a first resource pool, and the first resource pool is managed by the first communications apparatus and used by the first communications apparatus to communicate with another communications apparatus. The first communications apparatus sends first configuration information, where the first configuration information is used to indicate the second resource pool. In embodiments of this application, the first communications apparatus may indicate the second resource pool, and the another communications apparatus can determine, based on the second resource pool, a resource pool to be used by the communications apparatus, to avoid a conflict between resources used by different communications apparatuses, and reduce mutual impact of communication processes of the different communications apparatuses.
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公开(公告)号：US20220022117A1
公开(公告)日：2022-01-20
申请号：US17492002
申请日：2021-10-01
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Zhihu LUO , Wenping BI , Zhe JIN , Xingqing CHENG , Xiang MI , Yuwan SU
Abstract: The present disclosure discloses example communication methods and an example communication device. One example communication method includes receiving, by a communication device and from a first network device in a first communication system, a first access parameter used to access the first communication system and a second access parameter used to access a second communication system, where a system bandwidth of the first communication system is different from a system bandwidth of the second communication system. The first communication system is switched by the communication device to the second communication system based on the second access parameter when a switching condition of switching from the first communication system to the second communication system is satisfied.
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公开(公告)号：US20220022021A1
公开(公告)日：2022-01-20
申请号：US17487965
申请日：2021-09-28
Applicant: Huawei Technologies Co., Ltd.
Inventor： Wenping BI , Zheng YU , Yubo YANG , Xingqing CHENG
Abstract: A communication method includes: a first device determines first control information, where the first control information carries first information, and the first information is used to indicate emergency information; and the first control information is format-3 control information, format-3A control information, format-6-0A control information, format-6-0B control information, format-6-1A control information, or format-6-1B control information; the first device sends the first control information to a second device; and the first device sends the emergency information to the second device. The method expands coverage of a network, and may be applied to an internet of things (IoT), for example, machine type communication (MTC), a long term evolution-machine (LTE-M), or machine-to-machine (M2M).
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公开(公告)号：US20210378001A1
公开(公告)日：2021-12-02
申请号：US17401839
申请日：2021-08-13
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Zhihu LUO , Jun LI , Xingqing CHENG , Zhe JIN
Abstract: Embodiments of this application provide a solution for network and terminal devices that have inconsistent understandings of retransmission scheduled by using downlink control information (DCI). The solution includes: A network device sends first DCI to a terminal device, and the terminal device receives the first DCI from the network device, where the first DCI includes a first field and a second field, the first field indicates that a retransmitted transport block (TB) exists in a TB scheduled by using the first DCI, and the second field indicates an index of a retransmitted first TB in the TB scheduled by using the first DCI; and the terminal device receives the retransmitted first TB from the network device based on the first field and the second field; or the terminal device sends the retransmitted first TB to the network device based on the first field and the second field.
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10.发明申请公开(公告)号：US20200374163A1
公开(公告)日：2020-11-26
申请号：US16991834
申请日：2020-08-12
Applicant: Huawei Technologies Co., Ltd.
Inventor： Yue ZHAO , Zheng YU , Xingqing CHENG
Abstract: This application provides an uplink signal sending method and receiving method, a communications device, and a network device. The method includes: receiving, by a terminal device, downlink control information DCI sent by a network device; determining, by the terminal device based on the DCI, a transport block size TBS used for transmitting an uplink signal; and sending, by the terminal device, the uplink signal on two contiguous uplink subcarriers in a Pi/2 BPSK modulation mode based on the determined transport block size. Therefore, the uplink signal is transmitted in the Pi/2 BPSK modulation mode by using the determined transport block size.
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