Title:
METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING SIGNAL IN WIRELESS COMMUNICATION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2020/067696
Kind Code:
A1
Abstract:
The present disclosure provides a signal transmission/reception method, user equipment, and network equipment, the method including: determining, by a user equipment, an available random access occasion and a timing advance (TA) value; performing listen before talk (LBT) before a TA of the first available random access occasion; transmitting, if the LBT is successful, the random access preamble on the random access occasion.
Inventors:
XIONG QI (CN)
WANG YI (CN)
QIAN CHEN (CN)
YU BIN (CN)
WANG YI (CN)
QIAN CHEN (CN)
YU BIN (CN)
Application Number:
PCT/KR2019/012394
Publication Date:
April 02, 2020
Filing Date:
September 24, 2019
Export Citation:
Assignee:
SAMSUNG ELECTRONICS CO LTD (KR)
International Classes:
H04W74/00; H04W52/36; H04W56/00; H04W74/08
Domestic Patent References:
| WO2016185275A1 | 2016-11-24 | |||
| WO2018045247A1 | 2018-03-08 |
Foreign References:
| US20180263059A1 | 2018-09-13 | |||
| KR20180102515A | 2018-09-17 |
Other References:
LG ELECTRONICS INC: "Transmission counting in MAC with LBT", R2-1810690, 3GPP TSG-RAN WG2 NR AD HOC 1807, 22 June 2018 (2018-06-22), XP051467820
LG ELECTRONICS: "Channel access procedure for NR unlicensed operation", R1-1808507, 3GPP TSG RAN WG1 MEETING #94, 11 August 2018 (2018-08-11), XP051515885
SAMSUNG: "Frame structure for NR-U", 3GPP DRAFT; R1-1808765-FRAME STRUCTURE
LG ELECTRONICS: "Channel access procedure for NR unlicensed operation", R1-1808507, 3GPP TSG RAN WG1 MEETING #94, 11 August 2018 (2018-08-11), XP051515885
SAMSUNG: "Frame structure for NR-U", 3GPP DRAFT; R1-1808765-FRAME STRUCTURE
Attorney, Agent or Firm:
Y.P.LEE, MOCK & PARTNERS (KR)
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