1、 547102011 DRM 27 2002 . 184- , 1.02004 . 1 - ( ) -,-(-)2 3 132011.871-4 - (ETSI) (DRM). (ETSI TS 101 968 v1.3.1 (2009-04) Digital RadioMondiale(DRM);Dataapplicationsdirectory)5 ,-.().-, ,2012 , -II 5471020111 .12 13 , 13.1 13.2 .14 24.1 .24.2 FAC .24.3 SDC 5 .34.3.1 34.3.2 44.3.2.1 DRM .44.3.2.2 DA
2、B .44.3.2.3 .44.4 .45 DRM 45.1 .45.1.1 45.1.2 55.1.3 55.2 () 55.2.1 MOT .55.2.2 MOT DRM .66 .66.1 DRM 66.1.1 .66.1.2 76.2 DAB .76.2.1 76.2.2 76.2.3 , 76.2.3.1 TDC .76.2.3.1.1 TDC .76.2.3.1.2 TDC . . 76.2.3.2 TDC 86.2.4 , .86.2.5 , IP .8 9III 547102011ETSI TS 101 968 v1.3.1 (2009-04) (JTC) - (EBU), (
3、CENELEC) (ETSI). 30 :- (): 148,5 283,5 , 1 1;- (): 526,5 1606,5 , 1 3 525 1705 - 2 1;- (): 2,3 27 , . , -:- , , ( 11 );- . , , , , . :- ;- ;- , , - . , , , , , , . , - 30 , 1998 . (DRM). DRM , - DRM . , , - . -(http:/www.drm.org/) DRM.IV 547102011 DRM Digital audio broadcasting system DRM.Data appli
4、cations directory 201207011 DRM. ,DABDRM.2 .3 , 3.1 :3.1.1 (reserved for future addition): . .3.1.2 (reserved for future use): . , - .3.1.3 (Fast Access Channel; FAC): -, , -.3.1.4 (Service Description Channel; SDC): , , . SDC , .3.1.5 (Main Service Channel; MSC): , - .3.2 : , ; ;1 547102011 ;CRC (C
5、yclic Redundancy Check) ( );DAB (Digital Audio Broadcasting) ;DRM (Digital Radio Mondiale) ;FAC (Fast Access Channel) ( DRM );FM (Frequency Modulation) ;ID (Identificator) ;MOT (Multimedia Object Transfer) ;MSC (Main Service Channel) ( DRM );rfa (reserved for future addition) ;rfu (reserved for futu
6、re use) ;SDC (Service Description Channel) ( DRM );TDC (Transparent Data Channel) ;TMC (Traffic Message Channel) ;X-PAD (eXtended Programme Associated Data) (-) .4 4.1 DRM , . FAC , - . SDC 5 ETSI2, .DRM MSC , . SDC 9 / 5, DRM :-;- ( , );- ( ) - () .4.2 FAC FAC . , . . , . 1 . 1 0 SDC1 (. ETSI 3 ETS
7、I 4)2 (. ETSI 5)3 TMC (. ETSI 6)430 31 1 0 .2 , - .2 5471020114.3 SDC 5SDC ETSI 2. 5 , . ( ) 5. , . 1 5. 1 :ShtID Short ID StrID Stream ID ( ID)PM Packet Mode indicator EF Enhancement Flag DU Data Unit indicator PID Packet ID PLen Packet Length AppDom Application Domain DRM AppID user application id
8、entifier for DRM specified data Applications DRM DAB AppID user application type for DAB specified data Applications DAB app data fields data fields as required by individual application specification (length depends onapplication) - ( )rfa/rfu fields shall be set to 0 0.4.3.1 3-.2 . 2 0 DRM1 DAB27 3 547102011 1 - SDC 54.3.2 , .4.3.2.1 DRM 0 (DRM), - :- .16;- .m . . :- 0c1800000 0c1807FFF ;- 0c1808000 0c180FFFF . : DRM .4.3.2.2 DAB 1 (DAB), - :-rfu.5;- .11;- .m .rfu: 5 0 . : ETSI 6. : DAB .4.3.2.3 , 0 1, - .4.4 , :- DRM , 5;- DAB , 5, 6.5 DRM DRM (). DRM - .5.1 DRM :- ;- ;-
