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公开(公告)号:KR102028201B1
公开(公告)日:2019-10-04
申请号:KR1020170150606
申请日:2017-11-13
Applicant: 한국전자통신연구원
Inventor: 유대승 , 윤태현
IPC: G06Q50/10 , G06Q10/06 , H04L12/58 , H04W4/00
公开(公告)号:KR102149182B1
公开(公告)日:2020-08-28
申请号:KR1020180054488
申请日:2018-05-11
Inventor: 윤태현 , 유대승 , 정우성
IPC: H04W40/22 , H04W48/08 , H04W48/02