公开(公告)号：US20180167920A1

公开(公告)日：2018-06-14

申请号：US15842369

申请日：2017-12-14

Applicant: Samsung Electronics Co., Ltd.

Inventor： Tae-Hyoung Kim ,  Yong-Jun Kwak ,  Dong-Han Kim ,  Young-Burn Kim ,  Seung-Hoon Choi

IPC: H04W72/04 ,  H04L5/00 ,  H04L1/00

Abstract: Disclosed is a 5G or a pre-5G communication system provided to support a higher data transmission rate than a 4G communication system such as LTE. A method and an apparatus are provided for transmitting and receiving a downlink control channel in a wireless communication system. The method includes transmitting, on a first resource region, a detection signal indicating that a downlink control channel is transmitted; and transmitting a signal of the downlink control channel on a search space related to the first resource region.