Sequential Decoding - Comtech EF Data CDM-625A Installation And Operation Manual

CDM-625A Advanced Satellite Modem
Appendix B
1
1E-1
1E-2
Performance
1E-3
1E-4
1E-5
1E-6
1E-7
1E-8
1E-9
1
BER
Figure B-9. Sequential Decoding at 2048 kbps QPSK, OQPSK
2 3 4
Uncoded BPSK/QPSK
Typical
Specification limit,
Rate 1/2 Coding
QPSK, OQPSK
2 3 4
5 6 7

Sequential Decoding

QPSK, OQPSK
5 6 7
B–27
MN-CDM625A
Eb/No in dB
8 9 10
2048 kbps,
Specification limit,
Rate 7/8 Coding
QPSK, OQPSK
Specification limit,
Rate 3/4 Coding
QPSK, OQPSK
8 9 10
Revision 4
11 12
11 12