Comtech EF Data DMD-2050E - Manual (Page 185)

DMD2050E Universal Satellite Modem Technical Specifications
MN-DMD2050E Revision 2 7–11
7.12.3 BER Performance (Viterbi with Reed-Solomon)
Figure 7-3. DMD2050E B/O/QPSK BER Performance (Viterbi with Reed-Solomon)
Note: Eb/No values include the effect of using differential decoding.
1E-9
1E-8
1E-7
1E-6
1E-5
1E-4
1E-3
1E-2
1E-1
0 1 2 3 4 5 6 7 8 9 10 11 12
BE
R
Eb/No in dB
Viterbi Decoder Reed
Solomon
Specification
1/2 Rate
Specification
3/4 Rate
Typical
Performance
B/O/QPSK Uncoded Theory
Specification
7/8 Rate