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公开(公告)号：EP1774787A4
公开(公告)日：2010-01-20
申请号：EP04808479
申请日：2004-12-17
Applicant: KOREA ELECTRONICS TELECOMM
Inventor： LEE HEEKYUNG , KANG JUNGWON , KIM JAE-GON , HONG JINWOO
IPC: H04N7/24
CPC classification number: H04N21/235 , H04N21/435 , H04N21/8126 , H04N21/8133 , H04N21/84 , H04N21/858
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