IPTV - cfile5.uf.tistory.com

IPTV - cfile5.uf.tistory.com

IPTV 2007/11/28 Sangjae Lee, Ph.D student Depart. of I.E., KAIST. IPTV IPTV IPTV IPTV 2

IPTV 3 IPTV - IPTV IPTV IP (Internet Protocol) TV DSL TV, TVoDSL, Telco-TV Internet TV TV

4 IPTV

5 IPTV 6 IPTV 7

IPTV 8 IPTV IPTV IPTV IPTV 9

IPTV TV (DBS) DMB TV IPTV

Satellite Satellite Cable IP DTV

DMB :DirecTVDirecTV :DirecTVSkylife :DirecTV :DirecTVTU

:DirecTVComcast :DirecTVCJ :DirecTV Verizon :DirecTVKT( ) :DirecTVabc :DirecTVKBS :DirecTV

:DirecTVSBS :DirecTV1994 :DirecTV2002 :DirecTV :DirecTV2005 :DirecTV1997 :DirecTV2005

:DirecTV2005 :DirecTV2007 :DirecTV1998 :DirecTV2000 :DirecTV :DirecTV2006

( ) ( )

10 IPTV - 2006 4 IPTV IPTV FG(IPTV Focus Group) . 2006 7 FG IPTV IPTV IPTV QoS/QoE (Quality of

Exper- ience) , , IP / / / / 11 IPTV - 12 IPTV

13 IPTV IPTV IPTV , Neuf Telecom, Free , IPTV . Canal Plus, TPS

IPTV 40 IPTV . E-Biscom Fastweb FTTH ( ) , IP

Telefonica , , Imagenio DSLTV 14 IPTV IPTV , IPTV TV FTTP . Comcast, SBC Com- munications, BellSouth

IPTV . IPTV , IPTV IPTV Manitoba Saskatchewan IPTV 15 IPTV IPTV .

PCCW TV PVR VOD (Real-Time) . , IP , . KDDI :DirecTV TV FTTH , , TV 3 16

IPTV 2005 BcN IPTV . , IPTV (2007.11.23) KT, , BcN . KT Mega TV, TV, IPTV ( ), IPTV . - , , , , MK

SBSi, iMBC, SBS 17 IPTV IPTV IPTV IPTV 18 IPTV

( ) / H.264, AAC CAS/DRM /

MultiCast/CDN QoS/QoE ( ) STB, Middleware 19

IPTV - 20 IPTV - STB 21 IPTV Video Multicast Multicast 1:N

IGMP Message Join/Leave 22 IPTV Content Delivery Networks (CDN) 23 IPTV Protocols

24 IPTV RTSP RTSP RFC 2326 VCR (streaming command) Rewind, Fast forward, pause, result , 25 IPTV RTSP Operation

26 IPTV Relationship (RTSP,RTP,SMIL) 27 IPTV CAS( Condition Access System) :DirecTV TCS( Traffic Control System) :DirecTV DBS( Data Broadcasting System) :DirecTV EPG( Electronic Program Guide) :DirecTV

Walled Garden System :DirecTV Internet service T-Communication System :DirecTV Provisioning System :DirecTV / Base Band System :DirecTV / :DirecTV Network System :DirecTV 28 IPTV IPTV IPTV IPTV

29 IPTV - IPTV ( ) 2005 371 2009 3,690 78% .

30 IPTV IPTV ( ) Source: MRG, SEP 2005 2005 2009 8 8 99 31

IPTV IPTV ( ) IPTV 2005 7 4 2009 43 ( 56%) 32 IPTV IPTV IPTV IPTV

33 IPTV (TPS, Triple Play Service) PC TV /

- , IT IPTV 34

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