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CDM-625 Advanced Satellite Modem
Forward Error Correction Options
1
1E-1
1E-2
1E-3
1E-4
1E-5
1E-6
1E-7
1E-8
1E-9
1
BER
Figure 7-3. 8-PSK/TCM Rate 2/3 with and without concatenated RS Outer Code
2
3
4
5
Uncoded BPSK/QPSK
Typical
Performance
Specification limit
Rate 2/3 Coding and
219, 201 RS Outer Code
2
3
4
5
MN-0000036 (Ref MN/CDM625.IOM)
6
7
8
8-PSK/TCM Rate 2/3
Decoding, with and
without 219, 201 RS
Outer Code
Specification
limit, Rate 2/3
Coding
6
7
8
7–13
Revision 1
Eb/No in dB
9
10
11
12
9
10
11
12
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