公开(公告)号：US11129165B2

公开(公告)日：2021-09-21

申请号：US16397528

申请日：2019-04-29

Applicant: Huawei Technologies Co., Ltd.

Inventor： Guohua Zhou ,  Zhenfei Tang ,  Yueying Zhao ,  Hao Tang ,  Peng Zhang ,  Dongdong Wei

IPC: H04W72/04 ,  H04L5/00 ,  H04W72/08 ,  H04W72/12

Abstract: The present invention relates to the field of wireless communications technologies, and provides a method for transmitting a carrier, a base station, user equipment, and a system. The method discloses: sending, by a base station, a second carrier, where the second carrier at least partially shares a same resource area with a first carrier, the resource area includes a plurality of resource elements, and the first carrier and the second carrier occupy different resource elements; and sending, by the base station, blank resource element indication information to user equipment that receives the second carrier, where the blank resource element indication information is used to indicate a position of a resource element occupied by the first carrier in the shared resource area. According to the solutions provided in the embodiments, a resource utilization rate of a communications system is improved, and interference between carriers is avoided.

公开(公告)号：US11109240B2

公开(公告)日：2021-08-31

申请号：US16567694

申请日：2019-09-11

Applicant: Huawei Technologies Co., Ltd.

Inventor： Jinlin Peng ,  Fan Wang ,  Hao Tang

IPC: H04W16/14 ,  H04L5/00 ,  H04L27/26 ,  H04W8/18 ,  H04W72/04

Abstract: A component carrier grouping method and a device are provided. The method includes: grouping, by a network device, a plurality of component carriers configured for a terminal into at least one component carrier group of a first type, the terminal aggregates feedback information corresponding to the plurality of component carriers and feeds back the aggregated feedback information to the network device over one component carrier; and sending, by the network device, first grouping configuration information to the terminal.

公开(公告)号：US11108511B2

公开(公告)日：2021-08-31

申请号：US16403261

申请日：2019-05-03

Applicant: Huawei Technologies Co., Ltd.

Inventor： Hao Tang ,  Zhongfeng Li

IPC: H04W4/00 ,  H04L5/00 ,  H04L27/26 ,  H04W28/06 ,  H04W72/04 ,  H04W72/12

Abstract: A carrier scheduling method and apparatus. The method comprises determining search spaces of downlink control channels corresponding to at least two first transmission time units on a first carrier, where the at least two first transmission time units are scheduled in one second transmission time unit on a second carrier, and the downlink control channels are in a one-to-one correspondence with the first transmission time units; and obtaining, in the search spaces, the downlink control channels corresponding to the at least two first transmission time units. In this application, a plurality of transmission time units on another carrier are scheduled in a cross-carrier manner, thereby improving transmission resource utilization.

公开(公告)号：US20210219292A1

公开(公告)日：2021-07-15

申请号：US17214000

申请日：2021-03-26

Applicant: Huawei Technologies Co., Ltd.

Inventor： Ting Wang ,  Hao Tang ,  Xinxian Li ,  Zhenfei Tang

IPC: H04W72/04

Abstract: This application provides a sidelink resource configuration method and apparatus. The method includes: configuring, by a network device, sidelink bandwidth part (SL BWP) configuration information for a terminal device, where the SL BWP configuration information is used to indicate a common first parameter of M resource pools in the SL BWP; and configuring, by the terminal device, the M resource pools in the SL BWP based on the SL BWP configuration information in a process of configuring the resource pools in the SL BWP, where the M resource pools have at least one same parameter, and the at least one parameter is determined based on the first parameter. Therefore, communication between different terminal devices can be implemented by configuring the resource pools in the SL BWP.

公开(公告)号：US11064477B2

公开(公告)日：2021-07-13

申请号：US16668074

申请日：2019-10-30

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Junchao Li ,  Hao Tang ,  Fan Wang ,  Zhenfei Tang

IPC: H04W4/00 ,  H04W72/04

Abstract: An embodiment provides an information monitoring method, a terminal, and a network device. The method includes: allocating, by a network device, a first frequency domain resource to a terminal, where the first frequency domain resource is used as a bandwidth part of the terminal; obtaining, by the network device, a bandwidth capability of the terminal, and determining, based on the bandwidth capability and the first frequency domain resource, a second frequency domain resource allocated to the terminal, where the second frequency domain resource is used by the terminal to monitor common information; and sending, by the network device, indication information, where the indication information is used to indicate the second frequency domain resource. According to embodiments, common information and information about a terminal can be simultaneously monitored, thereby improving information monitoring efficiency.

公开(公告)号：US20210203463A1

公开(公告)日：2021-07-01

申请号：US17201453

申请日：2021-03-15

Applicant: Huawei Technologies Co., Ltd.

Inventor： Junchao Li ,  Hao Tang ,  Zhenfei Tang

IPC: H04L5/00 ,  H04W72/12 ,  H04L27/26 ,  H04L1/00 ,  H04W24/00 ,  H04W72/04

Abstract: This application provides a data communication method, an apparatus, and a non-transitory computer readable storage medium. In one embodiment, the terminal receives a first demodulation reference signal based on a first physical resource block index, wherein the first physical resource block index is associated with a first location in frequency domain, and the first demodulation reference signal is usable for demodulating a first downlink control channel, wherein a physical downlink control channel (PDCCH) resource associated with the first downlink control channel is configured by a physical broadcast channel (PBCH); and the terminal receives a second demodulation reference signal based on a second physical resource block index, wherein the second physical resource block index is associated with a second location in frequency domain, and the second demodulation reference signal is usable for demodulating a second downlink control channel other than the first downlink control channel.

公开(公告)号：US10892878B2

公开(公告)日：2021-01-12

申请号：US16503577

申请日：2019-07-04

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Xinxian Li ,  Ning Wu ,  Hao Tang ,  Yi Qin

IPC: H04L12/28 ,  H04L5/00 ,  H04L27/26 ,  H04W72/04

Abstract: A reference signal sending method and apparatus, and a reference signal receiving method and apparatus are provided. The method includes: determining, by a network device, a first configuration of a first reference signal and a second configuration of a second reference signal, where the first configuration includes a first subcarrier spacing, and the second configuration includes a second subcarrier spacing; and sending, by the network device on a first subband, the first reference signal meeting the first configuration, and sending, on a second subband, the second reference signal meeting the second configuration, where a parameter configuration of the first subband is different from a parameter configuration of the second subband.

公开(公告)号：US20200374077A1

公开(公告)日：2020-11-26

申请号：US16993046

申请日：2020-08-13

Applicant: Huawei Technologies Co., Ltd.

Inventor： Yafei Wang ,  Xinxian Li ,  Hao Tang ,  Zhang Zhang

IPC: H04L5/00

Abstract: A method for determining a slot format and a device are disclosed, to determine an ECP slot format. The method for determining a slot format includes: obtaining first indication information, where the first indication information includes indication information of a slot format a, the slot format a is one of slot formats of a first-type slot, the first-type slot includes N symbols, and N is 14; and determining a slot format b of 2(μ-μa) consecutive second-type slots based on a subcarrier spacing μa applicable to the first indication information, a subcarrier spacing μ applicable to the second-type slot, and the indication information of the slot format a, where the second-type slot includes M symbols, and N is not equal to M.

公开(公告)号：US20200344732A1

公开(公告)日：2020-10-29

申请号：US16925364

申请日：2020-07-10

Applicant: Huawei Technologies Co., Ltd.

Inventor： Xinxian Li ,  Hao Tang ,  Hua Li ,  Yongzhao Cao

IPC: H04W72/04 ,  H04W74/08 ,  H04L5/00 ,  H04W74/00 ,  H04W56/00

Abstract: This application discloses a resource configuration method, an apparatus, and a system, and relates to the field of communications technologies. The method includes: receiving PDCCH signaling; switching to a target uplink BWP; and sending a preamble sequence by using a PRACH resource included in the target uplink BWP, where the PDCCH signaling is used to trigger a random access procedure.

公开(公告)号：US20200280962A1

公开(公告)日：2020-09-03

申请号：US16822884

申请日：2020-03-18

Applicant: Huawei Technologies Co., Ltd.

Inventor： Hua Li ,  Hao Tang ,  Liehai Liu ,  Zhenfei Tang ,  Javad Abdoli ,  Jinlin Peng

IPC: H04W72/04 ,  H04L5/00

Abstract: A method includes: sending, by a network device, first information to a terminal, where the first information is used to indicate a location of a channel bandwidth of the terminal, the channel bandwidth is a radio frequency bandwidth, and the radio frequency bandwidth includes an uplink transmission resource or a downlink transmission resource; and receiving, by the terminal, the first information, and determining the location of the channel bandwidth of the terminal based on the first information.