1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS C IEC 62298 2 2： KS C IEC 62298 2:2011 2011 12 30 http:/www.kats.go.krKS C IEC 62298 2:2011 : ( ) ( ) ( ) : (http:/www.standard.go.kr) ： ：2011 12 30 2011-0701 ： ： ( 02-509-7262) (http:/www.kats.go.kr). 10 5 , . KS C IEC 62298 2:2011 i ii . iii 1 1 2 1 3 ,
2、 .2 3.1 2 3.2 .2 4 .3 4.1 VBI .3 4.2 MPEG-2 TS PES .4 4.3 MPEG-2 DSM-CC 5 4.4 6 5 6 5.1 DSM-CC 6 5.2 Interaction 20 6 DSM-CC 24 6.1 24 6.2 25 6.3 26 7 DVB 27 7.1 (PMT) 27 7.2 (SDT) 29 7.3 .30 7.4 .31 8 DVB 31 8.1 PES 31 8.2 DSM-CC 31 A( ) CCITT CRC-16 32 33 1 DOWNLOADINFOINDICATION 8 2 DOWNLOADSERVE
3、RINITIATE .11 2 DOWNLOADSERVERINITIATE ( )12 3 DOWNLOADDATABLOCK .13 4 , 15 5 TYPE_DESCRIPTOR .16 6 NAME_DESCRIPTOR 16 KS C IEC 62298 2:2011 ii 7 CRC32_DESCRIPTOR .17 8 COMPRESSED_MODULE_DESCRIPTOR 17 9 ENCRYPTION_CA_DESCRIPTOR 17 10 RATING_DESCRIPTOR 18 11 LANGUAGE_DESCRIPTOR .18 12 CHARACTER_SET_D
4、ESCRIPTOR .18 13 EXPIRE_TIME_DESCRIPTOR .19 14 USER_GROUP_ID_DESCRIPTOR .19 15 PROFILE_DESCRIPTOR 20 16 21 17 .23 18 MAC .23 19 24 20 24 21 .26 22 .27 23 28 24 DATA BROADCAST ID .28 25 ID .29 26 29 27 30 1 VBI .4 2 MPEG-2 TS PES 5 3 MPEG-2 DSM-CC .5 4 1- 2- .7 5 transactionId .9 6 profile_flags .20
5、7 25 KS C IEC 62298 2:2011 iii . . , , . , , . KS C IEC 62298 2:2011 iv 2005 1 IEC 62298 2, TeleWeb application Part 2： Delivery methods . TV TV - . . TV , . . TV- . . . , . . KS C IEC 62298 2:2011 2： TeleWeb application Part 2： Delivery methods 1 . , , VBI, DVB, DAB , , TV, , PC . VBI DAB . 2 . . (
6、 ) . KS C IEC 62298 1, 1： IEC 62298 3, Teleweb application Part 3： Superteletext profile IEC 62298 4, Teleweb application Part 4： Hyperteletext profile ISO/IEC 13818 1： 2007, Information technology Generic coding of moving pictures and associated audio information： Systems ISO/IEC 13818 6： 1998, Inf
7、ormation technology Generic coding of moving pictures and associated audio information Part 6： Extension for DSM-CC ISO 639 2： 1998, Codes for the representation of names of languages Part 2： Alpha-3 code ISO/IEC 8859 1： 1998, Information technology 8-bit single-byte coded graphic character sets Par
8、t 1： Latin alphabet No. 1 ETSI TR 101 154： V1.4.1, Digital Video Broadcasting(DVB)； Implementation guidelines for the use of MPEG-2 Systems, Video and Audio in satellite, cable and terrestrial broadcasting applications ETSI TR 101 202, Implementation guidelines for data broadcasting, V1.1.1 ETSI EN
9、300 421, Digital Video Broadcasting(DVB)； Framing structure, channel coding and modulation for 11/12 GHz satellite services ETSI EN 300 429, Digital Video Broadcasting(DVB)； Framing structure, channel coding and modulation for cable systems ETSI EN 300 706, Enhanced Teletext Specification ETSI EN 30
10、0 708, Television Systems; Data Transmission within Teletext ETSI EN 300 744, Digital Video Broadcasting(DVB)； Framing structure, channel coding and modulation for digital terrestrial television ETSI EN 301 192, Digital Video Broadcasting(DVB)； DVB specification for data broadcasting, V1.2.1 KS C IE
11、C 62298 2:2011 2 ETSI ETS 300 472, Digital Video Broadcasting(DVB)； Specification for conveying ITU-R System B Teletext in DVB bit streams 3 , 3.1 , . 3.1.1 , , 3.1.2 (CA) 3.1.3 (IDL) . . 30 31 . 3.1.4 DSM-CC (carousel) , , ( , , ) . DDB , DII (loop) . 3.1.5 . ( ) ( ) . 3.1.6 Latin-1 3.1.7 ( ) ( ) 3
12、.2 BSLBF Bit String, Left Bit First CA Conditional Access CRC Cyclic Redundancy Check DAB Digital Audio BroadcastingDDB Download Data Block message DII Download Info Indication message DSI Download Server Initiate message KS C IEC 62298 2:2011 3 DSM-CC Digital Storage Media Command and Control DVB D
13、igital Video Broadcasting ETS European Telecommunication Standard HTML Hyper Text Mark-up Language IDL Independent Data Line IEC International Electrotechnical Commission ISO International Organisation for Standardization LSB Least Significant Bit MJD Modified Julian Date MPEG Moving Picture Experts
14、 Group MSB Most Significant Bit OSI Open Systems Interconnection PES Packetized Elementary Stream PID Packet Identifier PMT Program Map Table RFC Internet Requests for Comments RPCHOF Remainder Polynomial Coefficient, Higher Order First SDT Service Description Table TS Transport Stream UIMSBF Unsign
15、ed Integer Most Significant Bit First URL Uniform Resource Locator UTC Universal Time Coordinated VBI Vertical Blanking Interval 4 (KS C IEC 62298 1 1 ). , OSI 7- 1 4 . 4.1 VBI 1 OSI 7- 1 4 . 5.1 , (transport layer) DSM-CC (carousel) . (6.3 ). ETSI EN 300 708 TV VBI . KS C IEC 62298 2:2011 4 4： DSM-
16、CC : 3： : ETSI EN 300 708 B (“ 31”) 2： : ( , ) ETSI EN 300 706 1： ETSI EN 300 706 1 VBI 4.2 MPEG-2 TS PES 2 OSI 7- 1 4 . 5.1 , DSM-CC . (6.3 ). ETSI EN 300 472 PES MPEG-2 . 4.1 , . KS C IEC 62298 2:2011 5 4： DSM-CC . 3： ： ETSI EN 300 708 B (“ 31”) . 2： : ( , ) ETSI EN 300 472 PES MPEG-2 . 1： DVB-S E
17、TSI EN 300 421 DVB-C ETSI EN 300 429, DVB-T ETSI EN 300 744 2 MPEG-2 TS PES 4.3 MPEG-2 DSM-CC 3 DSM-CC OSI 7- 1 4 . 5.1 , DSM-CC . ISO/IEC 13818-6 MPEG-2 DSM-CC . 4： DSM-CC . 3： ： DSM-CC . 2： : ( , ) ISO/IEC 13818-6 TS . 1： DVB-S ETSI EN 300 421 DVB-C ETSI EN 300 429, DVB-T ETSI EN 300 744 3 MPEG-2
18、DSM-CC KS C IEC 62298 2:2011 6 4.4 . 5 . 5.1 DSM-CC 5.1.1 ISO/IEC 13818 6 DSM-CC ETSI EN 301 192 ETSI TR 101 202 DVB . DSM-CC . “ ” , “ ” . , . . “ ” . , “ ” . ISO/IEC 13818-6 . DownloadDataBlock(DDB) , DownloadInfoIndication(DII) DownloadServerInitiate(DSI) . ISO/IEC 13818 6 DSM-CC . DSM-CC .1) . D
19、II, DSI DDB ( ) 4 084 . (ISO- )“ ” (ETSI- )“ ” . 4 . . . 1) ISO/IEC 13818 6, 2. KS C IEC 62298 2:2011 7 DSI DownloadServerInitiate DII DownloadInfoIndication DDB downloadDataBlock gi Group Information mi Module Information 4 1- 2- 1- . DII . . ( , , ) (descriptor loop) . 2- 1- . 5.1.2.2 DownloadServ
20、erInitiate (DSI) . . 1- DII . . . . . 5.1.2 DSM-CC 5.1.2.1 DownloadInfoIndication DownloadInfoIndication . KS C IEC 62298 2:2011 8 . . 1 DII . . 1 DownloadInfoIndication DownloadInfoIndication() protocolDiscriminator 1 011 dsmccType 1 003 messageId 2 01002 transactionId 4 reserved 1 0FF adaptationLe
21、ngth 1 messageLength 2 dsmccAdaptationHeader() adaptationLength downloadId 4 blockSize 2 windowSize 1 000 ackPeriod 1 000 tCDownloadWindow 4 000 tCDownloadScenario 4 compatibilityDescriptorLength 2 00000 (compatibilityDescriptor ) numberOfModules 2 for(i=0; i numberOfModules; i+) moduleId 2 moduleSi
22、ze 4 moduleVersion 1 moduleInfoLength 1 for(j=0; j moduleInfoLength; j+) moduleInfoByte 1 privateDataLength 2 for(i=0; i privateDataLength; i+) privateDataByte 1 protocolDiscriminator DSM-CC . 011 . dsmccType DSM-CC .2) “user-to-network” 003 . 2) ISO/IEC 13818 6, 2. 2-2 KS C IEC 62298 2:2011 9 messa
23、geId DownloadInfoIndication 01002 .3)transactionId . . ISO/IEC 13818 6 transactionId 2- transactionId_originator (2 MSB) 30- transaction_number .4) DVB ETSI TR 101 202 5 . 2- , DII DSI . DII transactionId DSI groupld . 31 30 29 16 15 1 0 Sub- field Originator Version Identification Update flag State
24、 1 0 Toggles 5 transactionId Update Flag ( 0) . Identification( 1 15 ) 0x0000 . ETSI EN 301 192 0 . DII 1- 2- . 1- , DII Identification 00000 . 2- , DII Identification 00001 07FFF . DSI Identification 00000 . , 00000 07FFF Identification DII . Version ( 16 29 ) . 04000 . . . , ( ) DII . . 5.1.3 . DSM-CC , transactionId
