公开(公告)号：US20170279518A1

公开(公告)日：2017-09-28

申请号：US15620154

申请日：2017-06-12

Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

Inventor： Kap-Seok CHANG ,  Woo-Yong LEE ,  Kyeongpyo KIM ,  Hyoung-Jin KWON ,  Hyun-Kyu CHUNG

IPC: H04B7/155 ,  H04B7/026

CPC classification number: H04B7/15592 ,  H04B7/026 ,  H04B7/0417 ,  H04B7/0617 ,  H04B7/086 ,  H04B7/15521 ,  H04L1/0077 ,  H04L1/0618 ,  H04L2001/0097

Abstract: A data transmission method of a source node in a cooperative communication system includes: performing a beamforming to a relay node; transmitting data to the relay node; performing a beamforming to a destination node; and transmitting data to the destination node.