1、 ETSI EN 300 797 V1.3.1 (2017-11) Digital Audio Broadcasting (DAB); Distribution interfaces; Service Transport Interface (STI) EUROPEAN STANDARD ETSI ETSI EN 300 797 V1.3.1 (2017-11) 2 Reference REN/JTC-DAB-88 Keywords audio, broadcasting, DAB, data, digital, interface, transport ETSI 650 Route des
2、Lucioles F-06921 Sophia Antipolis Cedex - FRANCE Tel.: +33 4 92 94 42 00 Fax: +33 4 93 65 47 16 Siret N 348 623 562 00017 - NAF 742 C Association but non lucratif enregistre la Sous-Prfecture de Grasse (06) N 7803/88 Important notice The present document can be downloaded from: http:/www.etsi.org/st
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7、e copyright and the foregoing restriction extend to reproduction in all media. ETSI 2017. European Broadcasting Union 2017. All rights reserved. DECTTM, PLUGTESTSTM, UMTSTMand the ETSI logo are trademarks of ETSI registered for the benefit of its Members. 3GPPTM and LTE are trademarks of ETSI regist
8、ered for the benefit of its Members and of the 3GPP Organizational Partners. oneM2M logo is protected for the benefit of its Members. GSM and the GSM logo are trademarks registered and owned by the GSM Association. ETSI ETSI EN 300 797 V1.3.1 (2017-11) 3 Contents Intellectual Property Rights 11g3For
9、eword . 11g3Modal verbs terminology 12g3Introduction 12g31 Scope 15g32 References 15g32.1 Normative references . 15g32.2 Informative references 16g33 Definitions, abbreviations, symbols and terminology 16g33.1 Definitions 16g33.2 Abbreviations . 20g33.3 Symbols 21g33.3.1 Numerical ranges 21g33.3.2 B
10、it and byte numbering . 21g33.3.3 Arithmetic operators . 21g33.3.4 Logical operators 21g33.3.5 STI-C(LI) Field Types 21g34 Overview of the Service Transport Interface definition . 22g34.1 Conceptual model of the Service Transport Interface 22g34.2 The logical model of the STI 24g34.3 The layered mod
11、el of the STI . 25g34.4 The implementation model of the STI 26g34.4.1 Examples of network topologies . 26g34.4.2 Hierarchical collection networks 28g34.4.3 Multicasting 28g34.5 Ordering of bytes and bits for transmission 29g34.6 Reserved bits 29g34.7 STI-C character set . 29g34.7.1 General 29g34.7.2
12、 STI-C(LI) message character set 29g34.7.3 STI-C(TA) character set . 29g35 Logical definition of the STI Data Part, STI-D(LI) . 30g35.1 General structure 30g35.2 Error field (ERR) 32g35.3 Frame characterization field (FC) 32g35.3.0 Introduction. 32g35.3.1 Service provider identifier field (SPID) 32g
13、35.3.2 Reserved bits . 32g35.3.3 Data length field (DL) . 33g35.3.4 Reserved bits. 33g35.3.5 Data frame count field (DFCT). 33g35.3.6 Number of streams field (NST) 33g35.4 Stream characterization field (STC) . 33g35.4.0 Introduction. 33g35.4.1 Individual stream characterization field (ISTCStrm) . 34
14、g35.4.1.0 Introduction . 34g35.4.1.1 Type identifier field (TID) 34g35.4.1.2 Stream length field (STL) . 34g35.4.1.3 Type identifier extension field (TIDext) . 34g35.4.1.4 Stream cyclic redundancy checksum flag field (CRCSTF) . 35g35.4.1.5 Stream identifier field (STID) . 35g35.5 End-of-header field
15、 (EOH) . 35g35.5.0 Introduction. 35g3ETSI ETSI EN 300 797 V1.3.1 (2017-11) 4 5.5.1 Reserved bytes 35g35.5.2 Header cyclic redundancy checksum field (CRCH) . 36g35.6 Main stream data field (MST) 36g35.6.0 Introduction. 36g35.6.1 Individual stream data field (ISTDStrm) . 36g35.6.2 Stream cyclic redund
16、ancy checksum field (CRCSTStrm) . 36g35.7 End-of-frame field (EOF) . 36g35.8 STI-D(LI) time stamp field (TIST) 36g35.9 Details of the individual streams carried in the MST . 37g35.9.1 MSC sub-channel streams 37g35.9.1.1 MSC audio stream . 37g35.9.1.2 MSC data stream . 37g35.9.1.3 MSC packet mode str
17、eam . 37g35.9.2 MSC sub-channel contributions 37g35.9.3 FIC FIG stream . 37g35.9.4 FIC FIB stream . 38g35.9.5 In-house data . 38g36 Logical definition of the STI Control Part STI-C(LI) 38g36.1 General structure 38g36.2 Message handling . 39g36.2.0 Introduction. 39g36.2.1 Data Exchange Sessions . 40g
18、36.3 STI-C(LI) message set 40g36.4 Action messages . 42g36.4.0 Introduction. 42g36.4.1 General rules to use action messages 43g36.4.2 RCONFIG messages . 43g36.4.2.0 Introduction . 43g36.4.2.1 RCONFIG REQ 44g36.4.2.2 RCONFIG DEF. 44g36.4.2.3 RCONFIG INF 45g36.4.2.4 RCONFIG CAN 45g36.4.2.5 RCONFIG ACK
19、 46g36.4.2.6 RCONFIG ERR 46g36.5 Configuration messages . 47g36.5.0 Introduction. 47g36.5.1 General rules to use configuration messages 48g36.5.2 CONFDEF messages 49g36.5.2.0 Introduction . 49g36.5.2.1 CONFDEF INF . 49g36.5.2.2 CONFDEF DEF 50g36.5.2.3 CONFDEF END . 50g36.5.2.4 CONFDEF DEL 51g36.5.2.
20、5 CONFDEF ERR 51g36.5.3 SUBCHAN messages . 52g36.5.3.0 Introduction . 52g36.5.3.1 SUBCHAN DEF . 52g36.5.4 USESTRM messages 53g36.5.4.0 Introduction . 53g36.5.4.1 USESTRM DEF 53g36.5.5 CMPNENT messages . 54g36.5.5.0 Introduction . 54g36.5.5.1 CMPNENT DEF . 55g36.5.6 SERVICE messages 55g36.5.6.0 Intro
21、duction . 55g36.5.6.1 SERVICE DEF . 56g36.5.7 USEFIGF messages 56g36.5.7.0 Introduction . 56g36.5.7.1 USEFIGF DEF 57g36.5.8 USERAPP messages. 57g36.5.8.0 Introduction . 57g3ETSI ETSI EN 300 797 V1.3.1 (2017-11) 5 6.5.8.1 USERAPP DEF . 57g36.6 FIG file messages . 58g36.6.0 Introduction. 58g36.6.1 Gen
22、eral rules to use FIG file messages . 58g36.6.2 FIGFILE messages . 59g36.6.2.0 Introduction . 59g36.6.2.1 FIGFILE INF 59g36.6.2.2 FIGFILE DEF . 60g36.6.2.3 FIGFILE REC . 60g36.6.2.4 FIGFILE END . 61g36.6.2.5 FIGFILE DEL . 61g36.6.2.6 FIGFILE SEL 61g36.6.2.7 FIGFILE DES . 62g36.6.2.8 FIGFILE ERR . 62
23、g36.7 FIB grid messages 63g36.7.0 Introduction. 63g36.7.1 General rules to use FIBGRID messages 63g36.7.2 FIBGRID messages 64g36.7.2.0 Introduction . 64g36.7.2.1 FIBGRID INF . 64g36.7.2.2 FIBGRID DEF 64g36.7.2.3 FIBGRID REC 65g36.7.2.4 FIBGRID END . 66g36.7.2.5 FIBGRID ACT 66g36.7.2.6 FIBGRID ERR 66
24、g36.8 Resource messages . 67g36.8.0 Introduction. 67g36.8.1 General rules to use resource messages 68g36.8.2 RESOURC messages 68g36.8.2.0 Introduction . 68g36.8.2.1 RESOURC INF . 68g36.8.2.2 RESOURC DEF 68g36.8.2.3 RESOURC END . 69g36.8.2.4 RESOURC ERR . 69g36.8.3 CHANCAP messages . 70g36.8.3.0 Intr
25、oduction . 70g36.8.3.1 CHANCAP DEF . 70g36.8.4 STLIMIT messages. 71g36.8.4.0 Introduction . 71g36.8.4.1 STLIMIT DEF 71g36.8.5 IDALLOC messages. 72g36.8.5.0 Introduction . 72g36.8.5.1 IDALLOC DEF . 72g36.8.6 IDLIMIT messages. 73g36.8.6.0 Introduction . 73g36.8.6.1 IDLIMIT DEF . 73g36.8.7 PACKCON mess
26、ages . 74g36.8.7.0 Introduction . 74g36.8.7.1 PACKCON DEF . 75g36.8.8 FIGBLCK messages . 75g36.8.8.0 Introduction . 75g36.8.8.1 FIGBLCK DEF . 76g36.8.9 ANNSEND messages . 76g36.8.9.0 Introduction . 76g36.8.9.1 ANNSEND DEF . 77g36.9 Information messages . 78g36.9.0 Introduction. 78g36.9.1 General rul
27、es to use information messages . 78g36.9.2 CONINFO messages. 79g36.9.2.0 Introduction . 79g36.9.2.1 CONINFO INF . 79g36.9.2.2 CONINFO DEF 79g3ETSI ETSI EN 300 797 V1.3.1 (2017-11) 6 6.9.3 CONNAME messages 80g36.9.3.0 Introduction . 80g36.9.3.1 CONNAME INF . 80g36.9.3.2 CONNAME DEF 80g36.9.3.3 CONNAM
28、E REC 81g36.9.3.4 CONNAME END . 81g36.9.3.5 CONNAME ERR 81g36.9.4 FIGINFO messages. 82g36.9.4.0 Introduction . 82g36.9.4.1 FIGINFO INF . 82g36.9.4.2 FIGINFO DEF 82g36.9.5 FIGNAME messages 83g36.9.5.0 Introduction . 83g36.9.5.1 FIGNAME INF . 83g36.9.5.2 FIGNAME DEF 83g36.9.5.3 FIGNAME REC 84g36.9.5.4
29、 FIGNAME END . 84g36.9.5.5 FIGNAME ERR 84g36.9.6 COUNTER messages . 85g36.9.6.0 Introduction . 85g36.9.6.1 COUNTER INF 85g36.9.6.2 COUNTER DEF . 85g36.10 Supervision Messages 86g36.10.0 Introduction. 86g36.10.1 General rules for the use of supervision messages 86g36.10.2 PRERROR messages 87g36.10.2.
30、0 Introduction . 87g36.10.2.1 PRERROR GBG . 87g36.10.2.2 PRERROR UKN. 87g36.10.2.3 PRERROR SYN . 88g36.10.2.4 PRERROR SEM . 88g36.10.2.5 PRERROR PRT 89g36.10.3 ALARMST messages . 89g36.10.3.0 Introduction . 89g36.10.3.1 ALARMST INF 90g36.10.3.2 ALARMST DEF . 90g36.10.4 STERROR messages 91g36.10.4.0
31、Introduction . 91g36.10.4.1 STERROR INF . 91g36.10.4.2 STERROR DEF 91g37 Transport Adaptation for the STI control part STI-C(TA) . 92g37.0 Introduction 92g37.1 General structure 92g37.1.0 Introduction. 92g37.1.1 STI-C(TA) on synchronous physical links . 92g37.1.2 STI-C(TA) on asynchronous physical l
32、inks 93g37.2 The data link layer 94g37.2.0 Introduction. 94g37.2.1 Start field (START) 94g37.2.2 Network packet . 94g37.2.3 Cyclic redundancy checksum field (CRC) 94g37.2.4 End field (END) 94g37.2.5 Data link packet handling . 94g37.2.5.1 Packet transmission . 94g37.2.5.2 Packet reception 94g37.3 Pa
33、dding character . 94g37.4 The network layer . 95g37.4.0 Introduction. 95g37.4.1 Source address field (SAD) 95g37.4.2 Destination address field (DAD) 95g37.4.3 Transport packet . 95g3ETSI ETSI EN 300 797 V1.3.1 (2017-11) 7 7.4.4 Separator fields (SEP) . 95g37.4.5 Network packet handling 95g37.4.5.1 P
34、acket transmission . 95g37.4.5.2 Packet reception 95g37.5 The transport layer 95g37.5.0 Introduction. 95g37.5.1 Packet number (PKTNUM) 96g37.5.2 Acknowledge Number (ACKNUM) . 96g37.5.3 Repetition Index (REP) . 96g37.5.4 Acknowledge field (ACK) 96g37.5.5 Flag field (FLAG) . 96g37.5.6 Logical packet .
35、 96g37.5.7 Separator fields (SEP) . 96g37.5.8 Transport packet handling 97g37.5.8.0 Introduction . 97g37.5.8.1 Opening a connection 97g37.5.8.2 Closing a connection . 97g37.5.8.3 Transmission on an open connection 98g37.5.8.4 Reception on an open connection 98g37.6 The logical layer . 98g37.6.0 Intr
36、oduction. 98g37.6.1 STI-C(LI) 99g37.6.2 Logical packet handling 99g37.6.2.1 Packet transmission . 99g37.6.2.2 Packet reception 99g38 Generic transport frame STI(PI, X) 99g38.1 General . 99g38.2 Adaptation of the logical layer . 99g38.2.0 Introduction. 99g38.2.1 Synchronization field (SYNC) 102g38.2.
37、1.0 Introduction . 102g38.2.1.1 Error field (ERR) 102g38.2.1.2 Frame synchronization field (FSYNC) . 102g38.2.2 Transport frame header field (TFH) 103g38.2.2.0 Introduction . 103g38.2.2.1 Data frame size field (DFS) 103g38.2.2.2 Control frame size field (CFS) 103g38.2.3 Data frame field (DF) . 103g3
38、8.2.3.0 Introduction . 103g38.2.3.1 STI-D(LI) data field (D-LIDATA) . 103g38.2.3.2 Data frame padding field (DFPD) . 103g38.2.4 Control frame field (CF) . 103g38.2.5 Frame padding field (FRPD) 104g39 Physical Interfaces for synchronous links 104g39.1 G.703 interfaces, STI(PI, G.703) 104g39.1.1 Gener
39、al description . 104g39.1.2 Adaptation of the STI(PI, X) to the STI(PI, G.703) 104g39.1.3 Physical interface 104g39.2 V.11 interface, STI(PI, V.11) . 104g39.2.1 General description . 104g39.2.2 Adaptation of the STI(PI, X) to the STI(PI, V.11) 105g39.2.3 Physical interface 105g39.3 WG1/WG2 interface
40、, STI(PI, WG1/2) . 105g39.3.1 General description . 105g39.3.2 Adaptation of the STI(PI, X) to the STI(PI, WG1/2) 105g39.3.3 Adaptation to the WG1/2 frame structure . 106g39.3.4 Physical interface 106g39.4 IEC 60958 interface, STI(PI, IEC 60958) 106g39.4.1 General description . 106g39.4.2 Adaptation
41、 of the STI(PI, X) to the STI(PI, IEC 60958) 106g3ETSI ETSI EN 300 797 V1.3.1 (2017-11) 8 9.4.3 Adaptation to the IEC 60958 frame structure . 107g39.4.4 Physical interface 107g39.5 G.704 interface with error protection, STI(PI, G.704/1) 108g39.5.1 General description . 108g39.5.2 Transparency of STI
42、(PI, G.704/1) layer to STI-D(LI) 108g39.5.2.1 Transparency of STI(PI, G.704/1)5 592layer to STI(PI, X) . 108g39.5.2.2 Transparency of STI(PI, G.704/1)5 376layer to STI(PI, X) 108g39.5.3 STI(PI, G.704/1) structure 109g39.5.3.0 Introduction . 109g39.5.3.1 G.704 reserved bytes . 109g39.5.3.2 STI(PI, G.
43、704/1) reserved bytes 109g39.5.3.2.0 Introduction . 109g39.5.3.2.1 Multiframe management byte, Mbl,s. 110g39.5.3.2.2 Multiframe supervision byte, Sbl,s112g39.5.4 STI(PI, G.704/1) multiframe generation . 112g39.5.4.1 General description . 112g39.5.4.2 Error coding and interleaving for STI(PI, G.704/1
44、)5 592113g39.5.4.2.1 Coding array formation . 113g39.5.4.2.2 Interleaving 113g39.5.4.2.3 Output array formation 114g39.5.4.3 Error coding and interleaving for STI(PI, G.704/1)5 376114g39.5.4.3.1 Coding array formation . 114g39.5.4.3.2 Interleaving 115g39.5.4.3.3 Output array formation 115g39.5.5 Ord
45、er of data transmission 115g39.5.6 Error protection code 115g39.5.7 Synchronization 115g39.5.7.1 Synchronization of G.704 frames 115g39.5.7.2 Synchronization of STI(PI, G.704/1) multiframes 116g39.5.8 Physical interface 116g39.5.9 Modifying the STI-D(LI) ERR field . 116g39.6 G.704 interface without
46、error protection, STI(PI, G.704/2) . 119g39.6.1 General description . 119g39.6.2 Adaptation of the STI(PI, X) to the STI(PI, G.704/2) 119g39.6.3 Adaptation to the G.704 frame structure . 119g39.6.3.0 Introduction . 119g39.6.3.1 G.704 reserved bytes . 119g39.6.3.2 STI(PI, G.704/2) generation 119g39.6
47、.3.2.0 Introduction . 119g39.6.3.2.1 Output array formation 119g39.6.3.2.2 Order of data transmission . 120g39.6.3.2.3 Synchronization of G.704 frames 120g39.6.4 Physical interface 121g39.7 H.221 interfaces, STI(PI, H.221) 121g39.7.1 General description . 121g39.7.2 Adaptation of the STI(PI, X) to t
48、he STI(PI, H.221) 121g39.7.3 Adaptation to the H.221 frame structure . 121g39.7.3.0 Introduction . 121g39.7.3.1 H.221 reserved bits 121g39.7.3.2 STI(PI, H.221) generation . 121g39.7.4 Physical interface 121g310 Physical Interfaces for asynchronous links 122g310.0 Introduction 122g310.1 V.24 interfac
49、e, STI(PI, V.24) . 122g310.1.1 General 122g310.1.2 Adaptation of the STI(PI, X) to the STI(PI, V.24) 122g310.1.3 Physical interface 122g3Annex A (normative): Calculation of CRC words in the STI . 124g3Annex B (normative): Coding of timestamps in STI . 125g3ETSI ETSI EN 300 797 V1.3.1 (2017-11) 9 B.1 General . 125g3B.2 Timestamp coding 125g3B.2.0 Introduction 125g3B.2.1 Expected range of timestamp values 125g3B.2.2 Null timestamp . 125g3B.2.3 Reserved timestamp values 125g3B.2.4 Timestamp levels 125g3B.3 Mapping to STI-D(LI) timestamp bits . 126g3B.4 Mapping to STI-D(PI, G.704
