Introduction
SDM-2020 Satellite Demodulator
1–12
Rev. 3
1.4 BER
Performance
1.4.1
QPSK with Reed-Solomon Coding
Refer to Table 1-9 and Figure 1-5.
Table 1-10. QPSK with Reed-Solomon Coding
BER
1/2
2/3
3/4
5/6
7/8
10
-6
3.7
4.4
5.0
5.6
5.9
10
-8
4.0
4.7
5.3
5.9
6.3
10
-11
4.5
5.1
5.8
6.4
6.9
1.4.2
8PSK Reed-Solomon Coding
Note:
For 8PSK – 8/9 at symbol rates > 30 Msym/s add 0.4 dB.
Refer to Table 1-10 and Figure 1-6.
Table 1-11. 8 PSK Reed-SolomonCoding
Eb/No with Reed-Solomon
BER
2/3
5/6
8/9
10
-4
6.0
7.5
8.5
10
-6
6.3
7.9
8.8
10
-8
6.6
8.3
9.1
10
-10
6.9
8.8
9.4
1.4.3
16QAM Reed-Solomon Coding
Refer to Table 1-11 and Figure 1-7.
Table 1-12. 16QAM Reed-Solomon BER Codes
Eb/N0 with Reed-Solomon
BER
3/4
7/8
10
-4
8.1
10.0
10
-6
8.3
10.2
10
-8
8.6
10.4
10
-10
8.9
10.6
Содержание SDM-2020
Страница 20: ...SDM 2020 Satellite Demodulator Introduction Rev 3 1 5 2 Data and symbol rates become effective January 1999...
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