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公开(公告)号：US20200067674A1
公开(公告)日：2020-02-27
申请号：US16674683
申请日：2019-11-05
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Abstract: This application discloses a communication method and a communications apparatus. The method includes: receiving, by a terminal device, reference signal configuration information sent by a network device, where the reference signal configuration information includes at least one of the following information: a beam sweeping type and a reference signal beam indication; receiving, by the terminal device, a reference signal and data that are sent by the network device; and determining, by the terminal device based on the reference signal configuration information, whether data can be mapped onto another resource element that is located on a same orthogonal frequency division multiplexing (OFDM) symbol as the reference signal. The corresponding apparatus is further disclosed. According to technical solutions provided in this application, reliable data reception can be implemented.
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公开(公告)号：US20190268787A1
公开(公告)日：2019-08-29
申请号：US16379643
申请日：2019-04-09
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Peng GUAN , Xi ZHANG , Huang HUANG
Abstract: Embodiments of this application relate to the field of communications technologies, and disclose a communication method and a communications apparatus. The communication method may include: generating beam configuration information, where the beam configuration information includes beam indication information and beam monitoring information; and then sending the beam configuration information to a terminal. Technical solutions provided in this application may be applied to a scenario in which a terminal monitors a receive beam based on beam configuration information, to receive downlink information sent by a base station, or a scenario in which a terminal sends uplink information through a transmit beam based on the beam configuration information.
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公开(公告)号：US20220394504A1
公开(公告)日：2022-12-08
申请号：US17890412
申请日：2022-08-18
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Peng GUAN
IPC: H04W16/28 , H04L5/00 , H04W24/10 , H04B17/336
Abstract: The technology of this application relates to a beam pair training method and a communication apparatus. The method includes receiving configuration information sent by a network device, where the configuration information is used to configure a downlink reference signal resource set and a first uplink reference signal resource set associated with the downlink reference signal resource set, measuring, based on the downlink reference signal resource set by using a first antenna panel of a terminal device, a downlink reference signal sent by the network device, and sending a first uplink reference signal to the network device based on the first uplink reference signal resource set by using a second antenna panel of the terminal device. Based on the solution provided in this application, a simultaneous-reception beam pair or a simultaneous-transmission beam pair including beams generated by different antenna panels of the terminal device can be obtained through training.
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公开(公告)号：US20220377721A1
公开(公告)日：2022-11-24
申请号：US17879567
申请日：2022-08-02
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Peng GUAN , Yi QIN , Jianqin LIU , Peng JIANG , Di ZHANG
IPC: H04W72/04
Abstract: The present disclosure relates to beam configuration methods and apparatus. One example method includes receiving, by a terminal, beam configuration information from a network device, where the beam configuration information is used to instruct the terminal to transmit a signal by using a first beam, and transmitting, by the terminal, the signal by using at least the first beam when a first preset duration starting from a first time point expires, where the first time point is a time point at which the terminal sends an acknowledgement (ACK) message for the beam configuration information to the network device.
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公开(公告)号：US20220353028A1
公开(公告)日：2022-11-03
申请号：US17748171
申请日：2022-05-19
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Abstract: This application discloses a communication method and a communications apparatus. The method includes: receiving, by a terminal device, reference signal configuration information sent by a network device, where the reference signal configuration information includes at least one of the following information: a beam sweeping type and a reference signal beam indication; receiving, by the terminal device, a reference signal and data that are sent by the network device; and determining, by the terminal device based on the reference signal configuration information, whether data can be mapped onto another resource element that is located on a same orthogonal frequency division multiplexing (OFDM) symbol as the reference signal. The corresponding apparatus is further disclosed. According to technical solutions provided in this application, reliable data reception can be implemented.
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Patent Agency Ranking
公开(公告)号：US20220337302A1
公开(公告)日：2022-10-20
申请号：US17735710
申请日：2022-05-03
Applicant: Huawei Technologies Co., Ltd.
IPC: H04B7/06 , H04B17/309 , H04B7/0426 , H04B7/08
Abstract: This application provides a communication method, a terminal device, and a network device. The method includes: using, by a terminal device, a first receive parameter to receive control information sent by a network device, where the control information is used to indicate a second receive parameter used by the terminal device to receive a to-be-transmitted signal; determining, by the terminal device based on a first antenna panel to which the first receive parameter belongs and a second antenna panel to which the second receive parameter belongs, a beam switching time required for switching from the first receive parameter to the second receive parameter; and receiving, by the terminal device, the to-be-transmitted signal based on the beam switching time.
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公开(公告)号：US20220302990A1
公开(公告)日：2022-09-22
申请号：US17716323
申请日：2022-04-08
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Abstract: Embodiments of the present invention provide a communication method and a communications apparatus. The method includes: receiving configuration information of at least one frequency resource group, and receiving, by using at least one beam, a downlink signal on a corresponding frequency resource in the at least one frequency resource group, wherein each frequency resource group comprises at least two frequency resources, each frequency resource corresponds to at least one beam, and the configuration information comprises an identifier of each frequency resource group and an identifier of each frequency resource; and when it is detected based on the downlink signal that a beam associated with a first frequency resource in the frequency resource group fails, sending a beam recovery request on a second frequency resource in the frequency resource group. Correspondingly, a corresponding apparatus is further disclosed.
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公开(公告)号：US20220225242A1
公开(公告)日：2022-07-14
申请号：US17707293
申请日：2022-03-29
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Abstract: A power adjustment method and an apparatus are provided, to improve stability of transmit power of an uplink signal, so that the uplink signal can be effectively transmitted. The method includes: receiving a MAC CE (201), where the MAC CE is used to update a pathloss estimation reference signal; and determining a pathloss estimation value based on the pathloss estimation reference signal (202), where an effective time of the pathloss estimation value is not later than n+X+T, n is a time for sending feedback information, the feedback information is used to feed back whether the MAC CE is correctly received, X is fixed duration, and T is variable duration. It can be learned that the effective time of the pathloss estimation value is not later than n+X+T.
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公开(公告)号：US20210194636A1
公开(公告)日：2021-06-24
申请号：US17190490
申请日：2021-03-03
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Huang HUANG , Kuandong GAO , Peng GUAN , Bo FAN , Lei CHEN
Abstract: This application provides a method and an apparatus for sending feedback information and a method and an apparatus for receiving feedback information, to reduce resource waste in a data retransmission process. The method includes: A terminal device receives association relationship indication information from a network device, where the association relationship indication information is used to indicate a plurality of transmission units having an association relationship or a plurality of hybrid automatic repeat request (HARQ) processes having an association relationship; the terminal device receives, from the network device based on the association relationship indication information, data of the plurality of transmission units or the plurality of HARQ processes having an association relationship; the terminal device successfully receives one of the plurality of transmission units or data of one of the plurality of HARQ processes; and the terminal device sends a positive acknowledgement to the network device.
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公开(公告)号：US20210168714A1
公开(公告)日：2021-06-03
申请号：US17172938
申请日：2021-02-10
Applicant: Huawei Technologies Co., Ltd.
Abstract: This application provides a method for managing an antenna panel, a network device, and a terminal device. The method includes: a network device receives capability information that is of an antenna panel and that is from a terminal device, and sends an activation command and/or a deactivation command to the terminal device, so that the terminal device performs a corresponding operation. In embodiments of this application, the network device assists the terminal device in managing an antenna panel, so that the terminal device can better manage the antenna panel, thereby reducing overheads of the terminal device.
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