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Patent Searching and Data


Title:
BEAM SWITCHING METHOD AND RELATED DEVICE
Document Type and Number:
WIPO Patent Application WO/2018/137451
Kind Code:
A1
Abstract:
Disclosed are a beam switching method and a related device. The method comprises: a terminal device receives a first subframe sent by a base station by means of a first beam, the first subframe comprising first level downlink control information and second level downlink control information; the terminal device searches for the second level downlink control information according to the first level downlink control information, the first level downlink control information comprising location indication information of the second level downlink control information in the first subframe; the terminal device switches from the first beam to a second beam according to the found second level downlink control information to receive a second subframe, the second downlink control information comprising a switching indication field of the second beam. By means of embodiments of the present invention, the flexibility of beam switching is improved, load balancing of control channels is implemented, and beam switching delay is reduced.

Inventors:
ZHANG, Xi (Huawei Administration Building, Bantian Longgang Distric, Shenzhen Guangdong 9, 518129, CN)
GUAN, Peng (Huawei Administration Building, Bantian Longgang Distric, Shenzhen Guangdong 9, 518129, CN)
Application Number:
CN2017/118134
Publication Date:
August 02, 2018
Filing Date:
December 23, 2017
Export Citation:
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Assignee:
HUAWEI TECHNOLOGIES CO., LTD. (Huawei Administration Building, Bantian Longgang Distric, Shenzhen Guangdong 9, 518129, CN)
International Classes:
H04B7/06
Domestic Patent References:
WO2013154334A12013-10-17
Foreign References:
CN103607233A2014-02-26
CN103607231A2014-02-26
US20100272077A12010-10-28
Other References:
CATT: "Discussion on NR 4-step RA Procedure", 3GPP TSG RAN WG1 AH_NR MEETING, RL-1700185, 20 January 2017 (2017-01-20), XP051202690
Attorney, Agent or Firm:
SCIHEAD IP LAW FIRM (Room 1508, Huihua Commercial & Trade BuildingNo. 80, XianLie Zhong Road, Yuexiu Distric, Guangzhou Guangdong 0, 510070, CN)
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