Support for efficient and MPEG-2 TS transport protocol IP-based transport protocol Transport protocol based on Transport protocol based on Transport protocol based on reliable delivery compatible with digital MPEG-2 TS MPEG2 TS MPEG-2 TS Turbo and RS coding – (transport) mechanisms of television options for FEC FLUTE/ALC for file download services MPEG-4 SL for adaptation delivery – RTP/RTCP with transport – of MPEG4 buffer model for A/V synch Optional application layer FEC Streaming to MPEG2 TS supported for file delivery – FLUTE for data – Allows guaranteed RS objects/files – code in digital broadcasting as FEC code Any contents can – be delivered by IP tunnelling method Aggregate bit rate for total – real time streaming service is 1.152 Mbit/s per 1.536 MHz spectrum of TDMB ensemble for mobile environment Aggregate bit rate for total – real time streaming service is 1.728 Mbit/s per 1.536 MHz spectrum of ATDMB ensemble for mobile environment Small overhead for data – delivery (MPEG-2 TS and MPEG-4 SL) (1) Maximum bit rates limited for handheld receivers through profiling the general specifications for cost-efficient device implementation. TABLE 5B User requirements of multimedia broadcasting systems for mobile reception by handheld receivers (for Multimedia Systems H, I, M, T2) User Multimedia Multimedia Multimedia Multimedia requirements System System System System “H” “I” “M” “T2”
Support for efficient and reliable delivery (transport) mechanisms of services MPEG-2 TS transport protocol compatible with digital television – MPEG-4 SL for adaptation of MPEG4 – Streaming to MPEG2 TS – Allows guaranteed RS code in digital broadcasting as FEC code – Any contents can be delivered by IP tunnelling method – Aggregate bit rate for total real time streaming service is 1.152 Mbit/s per 1.536 MHz spectrum of TDMB ensemble for mobile environment IP-based transport protocol – Turbo and RS coding options for FEC – RTP/RTCP with transport buffer model for A/V synch – FLUTE for data objects/files Transport protocol based on MPEG-2 TS Transport protocol based on MPEG2 TS Transport protocol based on MPEG-2 TS FLUTE/ALC for file download delivery Optional application layer FEC supported for file delivery – Aggregate bit rate for total real time streaming service is 1.728 Mbit/s per 1.536 MHz spectrum of ATDMB ensemble for mobile environment – Small overhead for data delivery (MPEG-2 TS and MPEG-4 SL) (1) Maximum bit rates limited for handheld receivers through profiling the general specifications for cost-efficient device implementation. TABLE 5B User requirements of multimedia broadcasting systems for mobile reception by handheld receivers (for Multimedia Systems H, I, M, T2) User requirements Multimedia System “H” Multimedia System “I” Multimedia System “M” Multimedia System “T2”