公开(公告)号：US10368316B2

公开(公告)日：2019-07-30

申请号：US15637343

申请日：2017-06-29

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Xingqing Cheng ,  Hai Wu ,  Qiang Wu ,  Zhengwei Gong

IPC: H04W52/24 ,  H04W72/04 ,  H04W52/16 ,  H04W52/14 ,  H04W52/38 ,  H04W52/42 ,  H04W72/12 ,  H04W52/28 ,  H04W52/34 ,  H04W52/54

Abstract: A communication method and an apparatus are provided. The method includes: obtaining, by a base station, power parameters of a first user equipment UE and an adjustment parameter δ1,ue1 for a first transmit power; sending, by the base station, the power parameters of the first UE and the adjustment parameter δ1,ue1 for the first transmit power to the first UE; determining, by the base station, the first transmit power according to the power parameters of the first UE and the adjustment parameter δ1,ue1 for the first transmit power; and sending, by the base station, a signal to the first UE at the first transmit power.

公开(公告)号：US20190097691A1

公开(公告)日：2019-03-28

申请号：US16123340

申请日：2018-12-14

Applicant: HUAWEI TECHNOLOGIES CO.,LTD.

Inventor： Jianghua Liu ,  Qiang Wu ,  Chi Gao

IPC: H04B7/0413 ,  H04L5/00 ,  H04B7/06 ,  H04L25/02 ,  H04L1/06 ,  H04W72/04 ,  H04W84/04 ,  H04B7/0452 ,  H04L25/03

Abstract: Embodiments of the present invention disclose a method and an apparatus for transmitting data, and the method includes: first setting at least two second resource groups in each first resource group of at least one first resource group, and setting at least two reference signals in each of the second resource groups; then encoding data to be transmitted and generating two data streams from the encoded data; then, mapping the two data streams onto an available resource element of two different antenna ports, in which the reference signals corresponding to the two different antenna ports are set on two different second resource groups; and finally, transmitting, on the available resource element of the two different antenna ports, data on the two antenna ports. The present invention is applicable to the field of communications systems.

公开(公告)号：US10194455B2

公开(公告)日：2019-01-29

申请号：US15263165

申请日：2016-09-12

Applicant: Huawei Technologies Co., Ltd.

Inventor： Qiang Wu ,  Weijun Sun ,  Leiming Zhang ,  Jianghua Liu

IPC: H04W72/12 ,  H04B7/06 ,  H04L1/00

Abstract: Embodiments of the present invention provide a method for feeding back a channel quality indicator, and a method and an apparatus for sending resource scheduling information. An apparatus for feeding back a channel quality indicator includes: a determining module, configured to determine a feedback granularity of a CQI according to a system bandwidth, a CQI feedback mode, and antenna port quantity information specified by a network device; and a feedback module, configured to feed back the CQI to the network device according to the feedback granularity of the CQI. The method for feeding back a channel quality indicator, and the method and the apparatus for sending resource scheduling information provided in the embodiments of the present invention are used to reduce system overheads.

公开(公告)号：US20180343094A1

公开(公告)日：2018-11-29

申请号：US16055317

申请日：2018-08-06

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Qiang Wu ,  Chi Gao ,  Jianqin Liu ,  Jianghua Liu

IPC: H04L5/00 ,  H04W72/04

Abstract: The present invention provides methods for transmitting and receiving a control channel, a base station, and a user equipment. The method for transmitting a control channel includes: determining m PRB pairs used for transmitting a control channel to be transmitted; when a distributed transmission mode is used for transmission, determining an aggregation level L of the control channel to be transmitted; determining, according to the aggregation level L, a first control channel candidate at the aggregation level L; and placing, on physical resources to which the first control channel candidate is mapped, control information of the control channel to be transmitted, and transmitting the control information. The present invention improves multiplexing efficiency of control channels of different modes.

公开(公告)号：US10116364B2

公开(公告)日：2018-10-30

申请号：US15208522

申请日：2016-07-12

Applicant: Huawei Technologies Co., Ltd.

Inventor： Hongping Zhang ,  Dong Lei ,  Yi Guo ,  Qiang Wu

IPC: H04B7/04 ,  H04B7/0456 ,  H04B7/0417 ,  H04L12/24 ,  H04B7/06 ,  H04W72/04 ,  H04W88/02 ,  H04W88/08 ,  H04W84/04

Abstract: The present invention provides a method for determining a rank indication (RI) bit number, a base station, and a terminal. The method includes: determining, by a base station, indication information according to a correspondence between a terminal and the base station and a multi-input multi-output (MIMO) capability of the terminal, where the indication information includes information used by the terminal for determining a bit number occupied for sending a RI; and sending, by the base station, the indication information to the terminal, so that the terminal determines, according to the indication information, the bit number occupied for sending the RI. In the present invention, the UE and the base station agree or understanding of the bit number occupied by RI information.

公开(公告)号：US10084580B2

公开(公告)日：2018-09-25

申请号：US15491290

申请日：2017-04-19

Applicant: Huawei Technologies Co., Ltd.

Inventor： Qiang Wu ,  Chi Gao ,  Jianqin Liu ,  Jianghua Liu

IPC: H04L5/00 ,  H04W72/04

CPC classification number: H04L5/0048 ,  H04L5/001 ,  H04L5/0053 ,  H04L5/0064 ,  H04W72/04 ,  H04W72/0406

Abstract: The present invention provides methods for transmitting and receiving a control channel, a base station, and a user equipment. The method for transmitting a control channel includes: determining m PRB pairs used for transmitting a control channel to be transmitted; when a distributed transmission mode is used for transmission, determining an aggregation level L of the control channel to be transmitted; determining, according to the aggregation level L, a first control channel candidate at the aggregation level L; and placing, on physical resources to which the first control channel candidate is mapped, control information of the control channel to be transmitted, and transmitting the control information. The present invention improves multiplexing efficiency of control channels of different modes.

公开(公告)号：US20180270802A1

公开(公告)日：2018-09-20

申请号：US15988220

申请日：2018-05-24

Applicant: HUAWEI TECHNOLOGIES CO.,LTD.

Inventor： Jianqin Liu ,  Jianghua Liu ,  Qiang Wu ,  Chi Gao

IPC: H04W72/04 ,  H04L5/00

CPC classification number: H04W72/042 ,  H04L5/0053 ,  H04W72/04

Abstract: The present application provides a method and an apparatus for allocating control channel candidates, which relate to the communications field, and can allocate control channel candidates at different aggregation levels to K ePDCCH sets and reduce complexity of blind detection performed by a UE. The method includes: determining K sets for transmitting a control channel, where each set in the K sets includes at least one physical resource block pair; and allocating control channel candidates at each aggregation level to at least one set in the K sets according to at least one of aggregation levels supported by the control channel to be transmitted, the number of control channel candidates corresponding to each aggregation level, the K sets for transmitting the control channel, and types of the sets.

公开(公告)号：US10027463B2

公开(公告)日：2018-07-17

申请号：US14754273

申请日：2015-06-29

Applicant: Huawei Technologies Co., Ltd.

Inventor： Jianguo Wang ,  Jianghua Liu ,  Qiang Wu

IPC: H04L5/00 ,  H04B7/06 ,  H04B17/318 ,  H04W24/06

Abstract: A reference signal measurement method, a reference signal sending method, a user equipment, and a base station are provided. According to solutions in the embodiments of the present application, a user equipment determines reference signal resource configuration, which includes reference signal port configuration, reference signal subframe configuration, and reference signal configuration, and a quantity of ports configured in the reference signal port configuration is N; receives a reference signal according to the reference signal resource configuration; and performs measurement based on the received reference signal to obtain channel state information and/or signal quality information. In the embodiments of the present invention, a quantity of ports configured in the reference signal port configuration is N; and a quantity of supported ports may vary with different values of N.

公开(公告)号：US20180159667A1

公开(公告)日：2018-06-07

申请号：US15889076

申请日：2018-02-05

Applicant: Huawei Technologies Co., Ltd.

Inventor： Chaojun Li ,  Sha Ma ,  Qiang Wu

IPC: H04L1/18 ,  H04W72/04 ,  H04W72/12 ,  H04L5/00 ,  H04W52/26 ,  H04L1/20 ,  H04L1/16 ,  H04W52/20 ,  H04W52/24 ,  H04W52/14

CPC classification number: H04L1/1861 ,  H04L1/1685 ,  H04L1/1825 ,  H04L1/1854 ,  H04L1/1864 ,  H04L1/203 ,  H04L5/0053 ,  H04W52/146 ,  H04W52/20 ,  H04W52/248 ,  H04W52/262 ,  H04W72/0413 ,  H04W72/1231

Abstract: Embodiments of the present invention provide a method for processing feedback information, abase station, and a user equipment. The method includes: determining, by abase station, a feedback manner of HARQ feedback information, where the feedback manner includes feeding back the HARQ feedback information or not feeding back the HARQ feedback information; and sending, by the base station, first signaling to a user equipment, where the first signaling carries the feedback manner of the HARQ feedback information. The embodiments of the present invention can improve an HARQ mechanism, so as to support new technologies in a small cell more effectively.

公开(公告)号：US09923673B2

公开(公告)日：2018-03-20

申请号：US14801408

申请日：2015-07-16

Applicant: Huawei Technologies Co., Ltd.

Inventor： Chaojun Li ,  Sha Ma ,  Qiang Wu

IPC: H04L1/18 ,  H04L5/00 ,  H04W72/04 ,  H04W52/26 ,  H04W72/12 ,  H04W52/20 ,  H04L1/16 ,  H04L1/20 ,  H04W52/14 ,  H04W52/24

CPC classification number: H04L1/1861 ,  H04L1/1685 ,  H04L1/1825 ,  H04L1/1854 ,  H04L1/1864 ,  H04L1/203 ,  H04L5/0053 ,  H04W52/146 ,  H04W52/20 ,  H04W52/248 ,  H04W52/262 ,  H04W72/0413 ,  H04W72/1231

Abstract: Embodiments of the present invention provide a method for processing feedback information, a base station, and a user equipment. The method includes: determining, by a base station, a feedback manner of HARQ feedback information, where the feedback manner includes feeding back the HARQ feedback information or not feeding back the HARQ feedback information; and sending, by the base station, first signaling to a user equipment, where the first signaling carries the feedback manner of the HARQ feedback information. The embodiments of the present invention can improve an HARQ mechanism, so as to support new technologies in a small cell more effectively.