US 12,192,990 B2
Grant-free transmission method and apparatus for non-orthogonal multiple access in wireless communication system
Taehyoung Kim, Suwon-si (KR); Jinkyu Kang, Suwon-si (KR); Youngbum Kim, Suwon-si (KR); Jinyoung Oh, Suwon-si (KR); and Seunghoon Choi, Suwon-si (KR)
Assigned to Samsung Electronics Co., Ltd., Suwon-si (KR)
Appl. No. 17/267,018
Filed by Samsung Electronics Co., Ltd., Suwon-si (KR)
PCT Filed Jul. 16, 2019, PCT No. PCT/KR2019/008773
§ 371(c)(1), (2) Date Feb. 8, 2021,
PCT Pub. No. WO2020/032411, PCT Pub. Date Feb. 13, 2020.
Claims priority of application No. 10-2018-0094004 (KR), filed on Aug. 10, 2018.
Prior Publication US 2021/0321433 A1, Oct. 14, 2021
Int. Cl. H04W 72/1268 (2023.01); H04W 72/21 (2023.01)
CPC H04W 72/1268 (2013.01) [H04W 72/21 (2023.01)] 15 Claims
OG exemplary drawing
 
1. A grant-free data communication method of a terminal in a wireless communication system, the method comprising:
receiving, from a base station, configuration information of a grant-free transmission resource, wherein the configuration information of the grant-free transmission resource comprises information about a resource region in time and frequency resource domain of the grant-free transmission resource;
selecting one of a plurality of partial resources included in the grant-free transmission resource as a transmission resource for transmitting a physical uplink shared channel (PUSCH), based on the configuration information;
transmitting, to the base station, uplink control information (UCI) comprising scheduling information of the selected partial resource and index information of the selected partial resource; and
transmitting, to the base station, the PUSCH based on the selected partial resource.