Chapter 16 Appendix E Dvb-S2 Theoretical Performance - Advantech AMT-73 Installation And Operation Manual

CHAPTER 16
THEORETICAL PERFORMANCE
The DVB-S2 S/N specification for DVB-S2 NORMAL Block size is listed in Figure 88. This
data is taken directly from the DVB-S2 specification.
Mode
QPSK ¼
QPSK 1/3
QPSK 2/5
QPSK ½
QPSK 3/5
QPSK 2/3
QPSK ¾
QPSK 4/5
QPSK 5/6
QPSK 8/9
QPSK 9/10
8PSK 3/5
8PSK 2/3
8PSK ¾
8PSK 5/6
8PSK 8/9
8PSK 9/10
16APSK 2/3
16APSK ¾
16APSK 4/5
16APSK 5/6
16APSK 8/9
16APSK 9/10
Figure 88: DVB-S2 Theoretical Performance figures
for FECFRAME length=64 800. Note that for FEC Frame SHORT 16Kbit blocks the ideal
Es/No are 0.25dB worse.
AMT-70/AMT-73/AMT-75 Installation and Operation
APPENDIX E DVB-S2
Spectral efficiency
0.490243
0.656448
0.791874
0.988857
1.188303
1.322251
1.487472
1.587195
1.654662
1.766451
1.788612
1.779989
1.980633
2.228122
2.478560
2.646012
2.679207
2.637197
2.966726
3.165621
3.300181
3.523142
3.567341
Ideal Es/No (dB)
-2.35
-1.24
-0.30
1.00
2.23
3.10
4.03
4.68
5.18
6.20
6.42
5.50
6.62
7.91
9.35
10.69
10.98
8.97
10.21
11.03
11.61
12.89
13.13
160