GOST R 55694-2013 Digital video broadcasting Digital terrestrial television broadcasting Framing structure channel coding and modulation《数字视频广播 地面数字电视广播 构架结构 信道编码和调制》.pdf

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2、B-H4148III 556942013 . , Digital video broadcasting. Digital terrestrial television broadcasting.Framing structure, channel coding and modulation 201409011 () - DVB-T :- () ;- ;- ;- , DVB-H.2 : 1765779 . 2187988 . 2437580 . 2440288 . 522102004 . 525912006 -. 525932006 . - , - , 1 , - . - , , . , - ,

3、 (). , , , , , . , -, , , .1 556942013 3 52210, 52591, 52593, 17657, 21879, 24375, 24402, , 15:3.1 (sync-word byte): 8 , 0 c180 47, .3.2 : , .3.3 (punctured convolutional code): ,- .3.4 (Gaussian channel): , - , - . , , - .3.5 (interleaving depth): , , .3.6 : , (, ).3.7 (guard interval): OFDM,OFDM .

4、3.8 (hierarchical transmission): , .3.9 OFDM (OFDM frame): - DVB-T, - 68 OFDM.3.10 (time slicing): - , .3.11 (BCH code):- ,- . DVB-T - .3.12 : , - OFDM.3.13 - (Reed-Solomon code): , , .3.14 (code rate): .3.15 (mapper): .3.16 (Multiprotocol Encapsulation, MPE): -, - (, IP-) MPEG-2.3.17 - (continual p

5、ilot carriers): , OFDM.3.18 (active carrier): 2K, 4K 8K.3.19 (Single Frequency Network, SFN): , .2 5569420133.20 (packet): , , .3.21 (interleaving): .3.22 (bit-wise interleaving): , .3.23 (symbol interleaving): , .3.24 - (pilots): OFDM, , , , , .3.25 (polarization discrimination): , - , -, .3.26 (ge

6、nerator polynomial):,- , . - - .3.27 (portable reception): , 1,5 .3.28 (high-priority stream): , , - .3.29 (low-priority stream): , - , .3.30 (pseudo random binary sequence,PRBS): , - , , -.3.31 (Ricean channel): , , - , , .3.32 (randomization): - .3.33 - (scattered pilots): , OFDM.3.34 (Rayleigh ch

7、annel): , - , , - , , .3.35 (signal constellation): - - .3.36 OFDM (OFDM symbol): , OFDM - .3.37 (digital terrestrial televisionbroadcasting system): , - , , - MPEG-2 MPEG-4.3 5569420133.38 (scrambler): , .3.39 OFDM (OFDM super-frame): - 4 DVB-T.3.40 (transport packet): 188 , 4 184 .3.41 (transportstream): .3.42 (fixed reception): , .3.43 (cell): OFDM, -