Comtech EF Data SLM-5650B, Installation And Operation Manual

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SLM-5650B Satellite Modem
Revision 2
Introduction 1–21 MN-SLM-5650B
1.4.1.3 BER Performance
1.4.1.3.1 BPSK/QPSK/Offset QPSK, Viterbi Decoding
Table 1-11. Viterbi Decoder BER
E
b
/N
o
(dB) Specifications
Viterbi Decoder
BER 1/2 3/4 7/8 Uncoded
10
-3
3.8 5.0 6.3
10
-4
4.7 5.9 7.1
10
-5
5.3 6.6 7.8 10.8
10
-6
5.9 7.2 8.4 11.6
10
-7
6.5 7.8 9.0 12.4
10
-8
7.1 8.3 9.5 13.0
1.4.1.3.2 BPSK/QPSK/Offset QPSK, Viterbi Decoding and Reed-Solomon
Table 1-12. BSPK/QPSK/OQPSK Viterbi
with Reed-Solomon Decoder BER Performance
E
b
/N
o
(dB) Specifications
Viterbi Decoder with Reed-Solomon
BER 1/2 3/4 7/8
10
-6
4.1 5.6 6.7
10
-7
4.4 6.0 7.1
10
-8
5.0 6.3 7.5