1、 55687 2013 () . 55687 2013 II 1 - - ( -) 2 480 3 31 2013 . 1330 4 1.02012 ( 8). ( 1 ) , . () . , (gost.ru). , 2014 , 55687 2013 1 () . Realtime audiovisual information system (RAVIS). Monitoring receiver. General technical requirements 20140901 1 ( ) , . , . 100, 200 250 . . , . 2 : 12.1.03081 . .
2、, 12.2.007.075 . . 1515069 , . . , , 2113075 . . 2226194 . 5082995 , . 5110797 . . 52459.12009 ( 301 48912008) . . 1. 543092011 (). , 547082011 DRM. (DCP) 600652005 -, - . 55687 2013 2 - “ “, 1 , “ “ . , , . , , (). , , , , , . , , , , . 3 , , 3.1 : 3.1.1 : 8 . 3.1.2 OFDM: OFDM; . 3.1.3 - (Peak-to-A
3、verage Power Ratio): . 3.1.4 : , , / - . 3.1.5 OFDM: ST , , , . 3.1.6 ASCII: , , (American Standard Code for Information Interchange, ASCII). 3.1.7 (UTC): , , ( ) UTC 0,9 . 3.1.8 Ethernet Ethernet network Ethernet: , IEEE 802.3. 3.1.9 TAG- (TAG Value): TAG-. 3.1.10 TAG- (TAG Name): TAG-, . 3.1.11 TA
4、G- (TAG Packet): TAG-, . 3.1.12 TAG- (TAG Item): DCP , , . 3.2 : ; bchK ; N N, . , 216 42; si i- ; MOD ; . 55687 2013 3 3.3 : - ; -; ; ; ; ; ; (30 300 ); ; ; (Realtime AudioVisual Information System, RAVIS); - ; 16-QAM 16- QAM; 64-QAM 64- QAM; ASCII (American Standard Code for Information Interchang
5、e); BER (Bit Error Ratio); CRC (Cyclic Redundancy Check); DCP (Distribution and Communication Protocol); GPS , , (Global Positioning System); IP (Internet Protocol); IQ (Inphase and Quadrature components); LDPC (Low Density Parity Check); MER (Modulation Error Rate); MJD (Modified Julian Date); OFDM
6、 (Orthogonal Frequency-Division Multiplexing); PAPR - (Peak-to-Average Power Ratio); RSCI (Receiver Status and Control Interface); QAM - (Quadrature Amplitude Modulation); QPSK (Quadrature Phase Shift Keying); SNR / (Signal to Noise Ratio); TAG , , (Tag, Length, Value); UDP (User Datagram Protocol);
7、 UTC (Coordinated Universal Time). 4 4.1 : 65,8 74,0 ( I); 87,5 108,0 ( II). X7FWX, F3E. 4.2 1 . 4.3 10-7. 4.4 MER MER 40 1 . 55687 2013 4 4.5 102 . (100, 200, 250 ) QPSK 1/2, . 4.6 112 . 4.7 10 . 11 . 30 . 4.8 1 . . 4.9 4 . 4.10 F3 5110797. 5 5.1 X7FWX 543092011 (). , , . 5.2 5.2.1 50 . 5.2.2 Ethernet 10/100/1000 Base-T. . Ethernet IP-. IP- , TAG- DCP 547082011. TAG- , TAG- . 5.2.3 (60060) / , 40 15 , 2 , 1 %. 5.2.4 : , , ; ( , , , , ); ; ( , -, SNR, MER, BER); ; ; ; . 5.2.5 , . 5.2.4, ( ), ( ). 55687 2013 5 . 12 . 5.3 5.3.1 , () , 8.2.3, 8.3.3, 8.4.3 8.7.3 52459.12009. 5.3.2
