Comtech EF Data CDM-570A Installation And Operation Manual page 485

1
1E-1
1E-2
1E-3
1E-4
1E-5
1E-6
1E-7
1E-8
1E-9
1
BER
FEC (Forward Error Correction) Options
CDM-570A/570AL Satellite Modem with Optional Packet Processor
2 3 4 5
Uncoded BPSK/QPSK
Typical
Performance
limit Rate 1/2
2 3 4 5
Figure B-3. Viterbi Decoding
6 7
Specification
Coding
6 7
B–21
Eb/No in dB
8 9 10 11
Viterbi
Decoding
Specification
limit, Rate 7/8
Coding
Specification
limit, Rate 3/4
Coding
8 9 10 11
MN-CDM570A
Revision 5
12
12