CDM-600 Satellite Modem Revision 7
Forward Error Correction Options MN/CDM600.IOM
7–26

Figure 7-14. LDPC, Rate 1/2, BPSK, (O)QPSK

1E-9
1E-8
1E-7
1E-6
1E-5
1E-4
1E-3
1E-2
1E-1
BPSK/QPSK/
OQPSK
BER
Spec limit
Rate 1/2
BPSK/QPSK/OQPSK
LDPC, BPSK, QPSK,(O)QPSK, Rate 1/2
Uncoded
Typical limit
Rate 1/2
BPSK/QPSK/OQPSK
Eb/No in dB
123456789
10 11 12
123456789
10 11 12