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Title:
UPLINK SIGNAL TRANSMISSION METHOD, TERMINAL, NETWORK DEVICE AND SYSTEM
Document Type and Number:
WIPO Patent Application WO/2019/085707
Kind Code:
A1
Abstract:
Disclosed by embodiments of the present application are an uplink signal transmission method, terminal, network device and system, wherein the method comprises: a first terminal reserving a first time interval in an uplink data transmission channel, wherein the first terminal does not transmit uplink information in the first time interval, the first time interval is used for a second terminal to perform channel monitoring before transmitting a random access preamble, and the first time interval is determined by one or more of the following parameters: the starting time of the uplink data transmission channel to a network device, the end time of the uplink data transmission channel to the network device, the starting time of the second terminal performing the channel monitoring, the end time of the second terminal performing channel monitoring, the duration of the second terminal performing channel monitoring and an uplink timing advance quantity of the first terminal. The described solution may avoid interference caused by an uplink data transmission channel to channel monitoring before a physical random access channel and may improve the transmission success rate of the physical random access channel.

Inventors:
PANG, Jiyong (Huawei Administration Building, BantianLonggang Distric, Shenzhen Guangdong 9, 518129, CN)
Application Number:
CN2018/108858
Publication Date:
May 09, 2019
Filing Date:
September 29, 2018
Export Citation:
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Assignee:
HUAWEI TECHNOLOGIES CO., LTD. (Huawei Administration Building, BantianLonggang Distric, Shenzhen Guangdong 9, 518129, CN)
International Classes:
H04W72/04
Domestic Patent References:
WO2017171999A12017-10-05
Foreign References:
CN106656895A2017-05-10
CN106937403A2017-07-07
CN106376089A2017-02-01
US20160105422A12016-04-14
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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