SI/EPG For Digital Broadcasting Receiver. SI/EPG For Digital Broadcasting Receiver

Transcription

1 SI/EPG For Digital Broadcasting Receiver DiBEG Digital Broadcasting Experts Group Heikan Izumi

2 AGENDA Overview of SI ARIB SI Studio Systems Receiver Systems BS Digital Broadcasting Services

3 Overview of SI SI EPG PSI : Service Information : Electronic Program Guide : Program Specific Information PSI SI EPG

4 Overview of SI Packetized and Multiplexed together Video/Audio Channel 1 Video/Audio Channel 2 : Video/Audio Channel N E N C O D E Channel1 Channel2 Transport Packet ChannelN PSI/SI Data Broadcast PROGRAM MULTIPLEXING

5 Overview of SI Channel1 Channel2 Transport Packet ChannelN PSI/SI D E C O D E Video/Audio Channel N Program Selection in EPG

6 SI Standard ARIB ARIB STD-B10 ARIB TR-B15 DTV Specification for Service Information in Digital Video Broadcasting systems ATSC ATSC Standard A65 Program and System Information Protocol For Terrestrial Broadcast And Cable (PSIP)

7 ARIB SI ARIB STD-B10 [Service Information For Digital Broadcasting System] September 1997 Ver. 1.0 July 1998 Ver. 1.1 May 1999 Ver. 1.2 ARIB TR-B15 Part2 Section4 [PSI/SI Operational Guideline]

8 ARIB SI Network Satellite Cable Terrestrial Multiplexes Transponder 1 Transponder 2 Transponder 3 Transponder 4 Transponder 5 Services Services 1 Services 2 Services 3 Components Video Audio1 Audio2 Data

9 ARIB SI Defined in MPEG2 Defined in ARIB PAT CAT PMT NIT Self NIT Other SDT Self SDT Other TOT SDTT ST BIT SDT Self P/FEIT Self Schedule SDT Oter EIT P/F Other Schedule

10 SOURCE_ID SOURCE PROGRAM SCHEDULE NAME 6:00PM 6:30PM 7:00PM 7:30PM X0053 ESPN1 FOULS & SCORE BOXING BLOOPERS UPDATES X0072 NBC SEINFELD FRAISER 7: 00 NEWS LOCAL NEWS X0426 CNN FINANCIAL NEWS X0089 ABC FOOTBALL PROGRAM_NO SOURCE_ID FREQUENCY CHANNEL TYPE VIDEO STANDARD SCRAMBLED X0032 X MHZ NORMAL MPEG2 NO X0045 X MHZ NORMAL MPEG2 NO X0027 X MHZ ANALOG NTSC NO X0021 X MHZ NORMAL MPEG2 NO X0078 X MHZ ANALOG NTSC NO X0062 X MHZ NORMAL MPEG2 NO X0015 X MHZ NORMAL MPEG2 NO X0007 X MHZ NORMAL MPEG2 NO PROGRAM_NO PROGRAM_MAP_PID X0007 X0070 X0015 X0150 X0021 X0210 X0027 X0270 X0032 X0320 X0045 X0450 X0062 X0620 X0078 X0780 WORLD REPORT TRAVEL: SIGHT & SOUND X1537 ESPN2 PGA TOURNAMENT SPOTLIGHT: MICHAEL JORDAN X8440 FOX MARRIED WITH FRI ENDS SI MPSONS THE CRI TI CS CHILDREN X0041 CBS LOCAL NEWS WORLD NEWS MOVIES SPECIAL X0955 HBO MR. BEANS UFO SIGHTINGS Video Decoder PID = x0071 (Video Packet) User Selected Program to Watch PI D PROGRAM_NO STREAM_TYPE VIDEO_PID AUDIO_PID(S) PRIVATE_DATA_PID(S) X0070 X0007 MPEG2 X0071 X0074 X007A X0075 X0076 Video Data Audio Decoder Audio Data Data Parser Private Data PID = x0074 (Audio PID = Packet) x0075 (Audio PID = Packet) x0076 (Audio Packet) PID = x007a ( Private Data Packet)

11 ARIB SI Table_id Table Transmit Level Transmit Rate 0x00 PAT Necessary At least 1time/10 ms 0x01 CAT Necessary At least 1time/1 s 0x02 PMT Necessary At least 1time/100 ms 0x40 NIT(Self) Necessary At least 1 time/10 s 0x41 NIT(Other) Optional At least 1 time/10 s 0x42 SDT(Self) Necessary At least 1 time/2 s 0x46 SDT(Other) Optional At least 1 time/10 s 0x4A BAT Optional At least 1 time/10 s 0x4E EIT(Self Preset/Following) Necessary At least 1 time/2 s 0x4F EIT(Other Preset/Following) Optional At least 1 time/10 s 0x50 EIT(Self Basic) Optional At least 1 time/10 s 0x5F EIT(Self Extended) Optional At least 1 time/30 s 0x60 EIT(Other Basic) Optional At least 1 time/10 s 0x6F EIT(Other Extended) Optional At least 1 time/30 s 0x70 TDT Necessary At least 1 time/30 s 0x71 RST Optional Optional 0x72 ST Optional Optional 0x73 TOT Necessary At least 1 time/30 s 0xC2 PCAT Optional Optional

12 Descriptors in ARIB SI (STD-B10) Conditional Access Network Name Service List Stuffing Satellite delivery Service Extended Event Component Stream Identifier Content Parental Rate Local Time Offset Hierarchial Transmission Digital Copy Audio Component Target Area Data Content Short Event Hyper Link

13 Descriptors in ARIB SI (STD-B10) Continued Video Decode CA EMM TS CA Contract Info Download Content System Management CA Service Emergency Information Data Component

14 Descriptors in ARIB SI(TR-B15) SI Parameter Event Group Series Broadcaster Name Component Group

15 Full SI and Self SI EIT p/f actual EIT Sch actual Basic EIT Sch actual Extend Self SI EIT p/f otherl EIT Sch other Basic EIT Sch otherl Extend Full SI NIT BIT SDT actual EIT p/f actual EIT sch actual SDT other EIT p/f other EIT sch other

16 Multi-section Transmission TS Header Pointer Field Section A Stuffing Multi-section Transmission TS Header Pointer Field Section Continued Section A Section B Stuffing

17 Studio Systems For Self SI Modulator Traffic Systems VCR, VTR Encoders Multiplexer Demultiplexer Decodes LAN SI Editor SI Server SI Monitor SI System

18 Studio System For Full SI Broadcaster A Broadcaster B Broadcaster C Encoders Multiplexer Modulator Traffic Systems SI Editor Common SI Data-Base Program Schedule SI SI System Mitsubishi Digital Broadcasting System SI Center

19 Examples of Studio system Operation (daily update) Traffic System Once a day gets next 8 days Play lists SI Server Compiling SI DB to Section/ and Sendi ng to Multiplexor schedule 100Base-TX/DVB- ASI Multiplexor LAN Data Server SI Editor SI DB

20 Examples of Studio system Operation (Irregular update) Compile updated SI DB to Section/TS and Sendi ng to Multiplexor by interrupt PSIP Server Multiplexor Data Server SI Editor Get irregular program update information from Data Server by interrupt

21 Receiver Systems RF Tuner Tuner 8PSK DMD TS Demux Audio Decoder Video Decoder Plane Controller Audio Video I/O NVRAM Flash ROM Font etc. RAM Main Memory CPU Remote Controller Modem

22 Receiver Systems TV Controller EPG Viewer Data Broadcasting Viewer DSMCC DB Caption Viewer PSI/SI DB PES Tuner Controller Demux A/V Decoder Graphic Controller

23 BS Digital Broadcasting Services HDTV Broadcasters NHK HiVision BS Nittere BS ASAHI BS-i BS JAPAN BS FUJI WOWOW SDTV Broadcasters NHK BS-1 NHK BS-2 Star Channel

24 Audio Broadcasters(TV Broadcasters) BS Nippon BS ASAHI BS-I BS JAPAN BS FUJI WOWOW Audio Broadcasters BSC Music Bird JNF St.Giga

25 Data Broadcasters(TV Broadcasters) NHK BS Nittere BS ASAHI BS-I BS JAPAN BS FUJI WOWOW Star channel Data Broadcasters(Audio Broadcasters) BSC Music Bird JNF St.Giga Data Broadcasters Megaport Weather News Digital Cast International Nippon Data BS955 Nippon Media Ark Nippon BS