Saved successfully
Save failed
Saved Successfully
Save Failed
公开(公告)号:KR101986786B1
公开(公告)日:2019-06-07
申请号:KR1020170176630
申请日:2017-12-21
Applicant: 충남대학교산학협력단
Inventor: 민동보 , 김수현 , 이병조 , 최수연 , 조윤희
IPC: G06Q50/20 , H04W4/02 , G01S19/14 , H04W12/06