CDM-425 Advanced Satellite Modem
Revision 0
Appendix B
B–2
MN-CDM-425
Table B-1. The VersaFEC ModCod Set
ModCod Modulation Code
Rate
Spectral
efficiency,
bps/Hz
Block size,
kbits
Typical
Eb/No, for
BER = 5 x
10
-8
(dB)
Latency at
64 kbps (ms)
Min. Data
Rate,
CCM mode
(kbps)
Max. Data
Rate,
CCM mode
(Mbps)
00
BPSK
0.488
0.49
2
2.4
26
18
5.7
01
QPSK
0.533
1.07
4.1
2.2
53
20
10
02
QPSK
0.631
1.26
4.1
2.7
59
23
10
03
QPSK
0.706
1.41
4.1
3.4
62
26
10
04
QPSK
0.803
1.61
4.1
3.8
66
28
12
05
8-QAM
0.642
1.93
6.1
4.6
89
35
12
06
8-QAM
0.711
2.13
6.1
5.2
93
39
12
07
8-QAM
0.780
2.34
6.1
5.6
97
43
12
08
16-QAM
0.731
2.93
8.2
6.3
125
53
12
09
16-QAM
0.780
3.12
8.2
7.0
129
57
14
10
16-QAM
0.829
3.32
8.2
7.5
131
60
14
11
16-QAM
0.853
3.41
8.2
8.0
132
62
16
Содержание CDM-425
Страница 30: ...CDM 425 Advanced Satellite Modem Revision Preface xxviii MN CDM 425 Notes...
Страница 72: ...CDM 425 Advanced Satellite Modem Revision 0 Installation 2 8 MN CDM 425 BLANK PAGE...
Страница 118: ...CDM 425 Advanced Satellite Modem Revision 0 FAST Activation Procedure 5 6 MN CDM 425 Notes...
Страница 194: ...CDM 425 Advanced Satellite Modem Revision 0 Front Panel Operation 6 76 MN CDM 425 Figure 6 3 Loopback Modes...
Страница 390: ...CDM 425 Advanced Satellite Modem Revision 0 Serial Remote Control 8 66 MN CDM 425 BLANK PAGE...
Страница 558: ...CDM 425 Advanced Satellite Modem Revision 0 ODU Transceiver BUC LNB Operation 10 68 MN CDM 425 Notes...
Страница 574: ...CDM 425 Advanced Satellite Modem Revision 0 Appendix B B 12 MN CDM 425 BLANK PAGE...
Страница 575: ...CDM 425 Advanced Satellite Modem Revision 0 Appendix B B 13 MN CDM 425 Figure B 8 VersaFEC 2 Short Block...
Страница 576: ...CDM 425 Advanced Satellite Modem Revision 0 Appendix B B 14 MN CDM 425 Figure B 9 VersaFEC 2 Short Block...
Страница 587: ...CDM 425 Advanced Satellite Modem Revision 0 Appendix E E 3 MN CDM 425 Figure E 1 TX Clock Modes...
Страница 589: ...CDM 425 Advanced Satellite Modem Revision 0 Appendix E E 5 MN CDM 425 Figure E 2 RX Clock Modes...
Страница 600: ...CDM 425 Advanced Satellite Modem Revision 0 Appendix E E 16 MN CDM 425 BLANK PAGE...
Страница 602: ...CDM 425 Advanced Satellite Modem Revision 0 Appendix E E 18 MN CDM 425 BLANK PAGE...
Страница 607: ...CDM 425 Advanced Satellite Modem Revision 0 Appendix F F 5 MN CDM 425 Figure F 2 Conventional FDMA Link...
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Страница 642: ...CDM 425 Advanced Satellite Modem Revision 0 Appendix G G 4 MN CDM 425 BLANK PAGE...
Страница 684: ...CDM 425 Advanced Satellite Modem Revision 0 Appendix K K 4 MN CDM 425 BLANK PAGE...
Страница 685: ...CDM 425 Advanced Satellite Modem Revision 0 Appendix K K 5 MN CDM 425 Figure K 1 ACM over Satellite Generic Example...
Страница 686: ...CDM 425 Advanced Satellite Modem Revision 0 Appendix K K 6 MN CDM 425 BLANK PAGE...
Страница 710: ...CDM 425 Advanced Satellite Modem Revision 0 Appendix K K 30 MN CDM 425 BLANK PAGE...
Страница 728: ...CDM 425 Advanced Satellite Modem Revision 0 Appendix M M 16 MN CDM 425 Notes...
Страница 742: ...CDM 425 Advanced Satellite Modem Revision 0 Appendix P P 6 MN CDM 425 Notes...
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