1、 547142011 . . 27 2002 . 184- , 1.02004 . 1 - ( )2 - - ( )3 13 2011 . 875-4 , - . () . - , , 2012 , - - II 5471420111 .12 13 , 13.1 13.2 .24 44.1 44.2 .45 .56 .66.1 66.2 MIP- .76.3 MIP- .9 A () CRC-32 . . 13 () .15 () MIP- .1617III 547142011 . Digital video broadcasting. Terrestrial digital televisi
2、on broadcasting. Mega-frame for single frequency networksynchronization. General technical requirements 201209011 - :- - ;- .2 : 522102004 . 525912006 -. 1765779 . 2437580 . 2440288 . - - , 1 , , . (), - () . , , , , .3 , 3.1 3.1.1 RS-: MPEG-2, 204 16 , -.3.1.2 (Single-Frequency Network adaptor): -
3、, - , , DVB-T, PID -.1 547142011 3.1.3 : 8 , .3.1.4 : , .3.1.5 (): , .3.1.6 : OFDM, .3.1.7 OFDM: - DVB-T, 68 OFDM.3.1.8 : - , - .3.1.9 -: , MPEG-2.3.1.10 : MPEG-2, , .3.1.11 (most significant bit): , - ( ; - ).3.1.12 : , - .3.1.13 : MPEG-2, .3.1.14 MPEG-2: , , , - .3.1.15 MPEG-2: , MPEG-2.3.1.16 (SI
4、): , , . .3.1.17 ( / ): , - MPEG-2 .3.1.18 : .3.1.19 OFDM: , - OFDM .3.1.20 : - , - , , - MPEG-2 MPEG-4.3.1.21 : - 4 DVB-T.3.1.22 : 188 , 4 , , MPEG-2.3.1.23 : MPEG-2 / , MPEG-2 MPEG-4 - .3.2 3.2.1 2K, 4K, 8K DVB-T, - OFDM (K = 1024).2 5471420113.2.2 bslbf (Bit string, left bit first) MPEG-2, - , .3
5、.2.3 CRC (Cyclic Redundancy Check) ( ).3.2.4 DVB (Digital Video Broadcasting) .3.2.5 DVB-T (Digital Video Broadcasting Terrestrial) () - .3.2.6 GPS (Global Positioning System) , .3.2.7HEX(hexadecimal) .3.2.8 i .3.2.9 mc162 .3.2.10 M .3.2.11 MFP (MegaFrame Packet) RS-, .3.2.12 MIP (Megaframe Initiali
6、zation Packet) .3.2.13 MPEG-2 (Moving Picture Experts Group) / 13818 , , .3.2.14 MPEG-4 (Moving Picture Experts Group) / 14496 , .3.2.15 MSB (Most Significant Bit) , ().3.2.16 n .3.2.17 p RS- .3.2.18 (TS) .3.2.19 OFDM (Orthogonal Frequency Division Multiplex) - .3.2.20 P0, ., P31 MIP-.3.2.21 s0, .,
7、s67 DVB-T.3.2.22 PID .3.2.23 rpchof (remainder polynomial coefficients, highest order first) MPEG-2, ( ), - .3.2.24 SI .3.2.25 STS (Synchronization Time Stamp) .3.2.26 tcimsbf twos complement integer, msb (sign) bit first - MPEG-2, , .3.2.27 Tdelay .3.2.28 TG .3.2.29 TG/TU .3.2.30 TPS (Transport Par
8、ameter Signalling) .3.2.31 Trec 1 .3.2.32 Ttransmitted - 1 .3.2.33 TU .3.2.34 uimsbf (unsigned integer, most significant bit first) - MPEG-2, , .3.2.35 x , .3.2.36 Z(i)i- .3.2.37 (FFT) .3.2.38 .3 5471420113.2.39 (GNSS) .3.2.40 (ETSI) .3.2.41 (ISO) .3.2.42 (IEC) .3.2.43 (MSB) .3.2.44 (SFN) .3.2.45 (DVB) .4 4.1 4.1.1 () - (), , , 1 1.4.1.2 . , -,1. / .4.2 4.2.1 MPEG-2 - MPEG-2 SI. MPEG-2 , - .4.2.2 , n , - DVB-T, - (MIP-) PID.
