1、 GY/Z GY/Z 2032004 Specification of electronic programme guide for digital television broadcasting 2004-10-13 GY/Z 2032004 . II 1 1 2 1 3 1 4 4 5 EPG . 4 5.1 EPG . 4 5.2 EPG 5 6 8 6.1 8 6.2 TS 9 6.3 NIT . 10 6.4 . 11 7 . 12 7.1 . 12 7.2 . 13 7.3 BAT . 13 7.4 . 13 8 . 15 8.1 . 15 8.2 SDT . 16 8.3 . 1
2、6 9 . 18 9.1 . 19 9.2 EIT . 19 9.3 . 20 A ( ) XML EPG 22 A.1 . 22 A.2 EPG XML 22 A.2.1 XML 22 A.2.2 XML (epgtype.xsd). 24 A.2.3 XML (cepg.xsd) 36 I GY/Z 2032004 EPG EPG EPG EPG EPG EPG EPG EPG EPG EPG EPG EPG EPG EPG GY/Z 174-2001 EPG EPG EPG MPEG-2 GB/T 17975.1-2000 1 : GY/Z 175-2001 A II GY/Z 2032
3、004 1 EPG EPG EPG EPG EPG EPG 2 GB/T 2659-1994 GB/T 4880-1991 GB/T 7408-1994 GB/T 8565-1998 GB 13000.1 (UCS) 1 GB/T 15273.1-1994 GB/T 17975.1-2000 1 GY/Z 174-2001 GY/Z 175-2001 GY/T 201-2004 ISO 639-2 2 Alpha-3 ETSI ETR 162 DVB DVB ETSI ETR 211 DVB SI 3 3.1 EPG basic EPG information SI 3.2 bouquet 3
4、.3 1 GY/Z 2032004 broadcaster (service provider) 3.4 component(elementary stream) 3.5 conditional access (CA) system 3.6 delivery system 3.7 Electronic Programme Guide EPG EPG 3.8 event 3.9 EPG extended EPG information EPG EPG 3.10 MPEG-2 GB/T 17975.1-2000 1 2 3 3.11 multiplex 3.12 network MPEG-2 TS
5、 3.13 network_id 3.14 original_network_id 3.15 program 3.16 reserved 2 GY/Z 2032004 reserved ISO reserved 1 3.17 reserved_future_use reserved_future_use reserved_future_use 1 3.18 section GB/T 17975.1-2000 TS 3.19 service 3.20 service_id TS 3.21 service information (SI) / MPEG-2 PSI 3.22 sub_table t
6、able_id a) NIT table_id_extension network_id version_number b) BAT table_id_extension bouquet_id version_number c) SDT table_id_extension transport_stream_id original_network_id version_number d) EIT table_id_extension service_id transport_stream_id original_network_id version_number section_syntax_
7、indicator 1 table_id_extension 3.23 table table_id 3.24 transport stream(TS) GB/T 17975.1-2000 3.25 transport_stream_id 3 GY/Z 2032004 TS 3.26 XML XML Schemas XML XML 4 BAT Bouquet Association Table bslbf bit string, left bit first CA Conditional Access CAT Conditional Access Table CRC Cyclic Redund
8、ancy Check DIT Discontinuity Information Table EIT Event Information Table EPG Electronic Program Guide ETSI European Telecommunication Standards Institute ISO International Organization for Standardization MJD Modified Julian Date MPEG Moving Pictures Expert Group NIT Nerwork Information Table NVOD
9、 Near Video On Demand PAT Program Association Table PID Packet Identifier PMT Program Map Table PSI Program Specific Information RST Running Status Table rpchof remainder polynomial coefficients, highest order first SDT Service Description Table SI Service Information ST Stuffing Table SIT Selection
10、 Information Table TDT Time and Date Table TO Time Offset Table TS Transport Stream TSDT Transport Stream Description Table TS UTC Universal Time, Co-ordinated uimsbf unsigned integer, most significant bit first XML Extensible Markup Language 5 EPG 5.1 EPG EPG EPG EPG 4 GY/Z 2032004 EPG GY/Z 174-200
11、1 NIT BAT SDT EIT EPG 1 EPG EPG EPG EPG EPG XML EPG EPG EPG EPG EPG 1 EPG 5.2 EPG EPG GY/Z 174-2001 NIT BAT SDT EIT TS SI EPG TS GB/T 17975.1-2000 5.2.1 EIT 1024 EIT 4096 a) table_id 1) 2) ISO ETSI 2 b) table_id_extension 1) 2) 3.19 c) section_number 1) 2) SI EPG d) version_number 1) SI EPG TS 5 GY/
12、Z 2032004 2) e) / current_next_indicator SI TS 5.2.2 (TS) TS TS TS pointer_field TS pointer_field TS PID TS TS 0xFF table_id 0xFF 0xFF TS 0xFF TS adaptation_field TS GB/T 17975.1-2000 2.4.4 C 5.2.3 PID PSI SI EPG TS PID 1 1 PID PID PAT 0x0000 CAT 0x0001 TSDT 0x0002 0x0003 0x000F NIT, ST 0x0010 SDT,B
13、AT, ST 0x0011 EIT, ST 0x0012 RST, ST 0x0013 TDT, TOT, ST 0x0014 0x0015 0x0016 0x001B 0x001C 0x001D DIT 0x001E SIT 0x001F SI EPG table_id 2 6 GY/Z 2032004 2 table_id 0x00 0x01 0x02 0x03 TS 0x04 0x3F 0x40 0x41 0x42 TS 0x43 0x45 0x46 TS 0x47 0x49 0x4A 0x4B 0x4D 0x4E TS / 0x4F TS / 0x50 0x5F TS 0x60 0x6F TS 0x70 - 0x71 0x72 0x73 0x74 0x7D 0x7E 0x7F 0x80 0x8F CA 0x90 0xFE 0xFF 5.2.4 EPG SI a) NIT 10s NIT b) BAT 10s c) SDT 2s d) SDT 10s e) EIT / 2s f) EIT / 10s 7 GY/Z 2032004 g) EIT 10s EIT h) EIT 30s EIT i) TDT TOT 30s 6 /TS GY/Z 174-2001 N
