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1.发明公开FAST CHANNEL CHANGE SYSTEM USING MULTIPLE MULTICASTS IN IPTV NETWORK AND METHOD THEREOF 审中-公开在IPTV网络及其方法多播，快速频道切换系统
公开(公告)号：EP2188995A4
公开(公告)日：2012-08-08
申请号：EP08741546
申请日：2008-04-24
Applicant: KOREA ELECTRONICS TELECOMM
Inventor： LEE BYUNG-TAK , LEE SANG-HYEUN , OH SEUNG-HUN , SHIM JAE-CHAN , SONG HO-YOUNG , KIM BONG-TAE
IPC: H04N7/173
CPC classification number: H04N7/17318 , H04N21/2625 , H04N21/26275 , H04N21/26616 , H04N21/4384 , H04N21/6405 , H04N21/64322
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