Comtech EF Data CDM-550T - Manual (Page 85)

CDM-550T Satellite Modem Revision 3
Forward Error Correction Options MN/CDM550T.IOM
1E-9
1E-8
1E-7
1E-6
1E-5
1E-4
1E-3
1E-2
1E-1
1 2 3 4 5 6 7 8 9 10 11 12
Eb/No in dB
Typical
performance,
Rate 1/2
Coding
Uncoded BPSK/QPSK
Typical
performance,
Rate 3/4
Coding
1 2 3 4 5 6 7 8 9 10 11 12
Typical
performance,
Rate 7/8
Coding
BER
Sequential
Decoding
2048 kbps
Figure 7-4 Sequential Decoding 2048 kbps
7–11