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Appendix G
CDM-760 Advanced High-Speed Trunking Modem
have Es/No requirements of 6.4 and 6.8dB – higher than 8PSK 3/5, yet providing less spectral
efficiency than 8PSK 3/5.
Table G-5. DVB-S2 Symbol Rate and Data Rate by ModCod in ACM Mode
ModCod
MOD
#
04
05
06
07
QPSK
08
09
10
11
12
13
14
8PSK
15
16
17
18
19
20
16APSK
21
22
23
24
25
26
3APSK
27
28
(Normal Block, Pilot ON, QEF (~PER 10
Min SR
Max SR
FEC
(Msps)
(Msps)
1/2
0.1
150
3/5
0.1
150
2/3
0.1
150
¾
0.1
150
4/5
0.1
150
5/6
0.1
150
8/9
0.1
150
9/10
0.1
150
3/5
0.1
120
2/3
0.1
120
¾
0.1
120
5/6
0.1
120
8/9
0.1
120
9/10
0.1
120
2/3
0.1
90
3/4
0.1
90
4/5
0.1
90
5/6
0.1
90
8/9
0.1
90
9/10
0.1
90
3/4
0.1
72
4/5
0.1
72
5/6
0.1
72
8/9
0.1
72
9/10
0.1
72
G–12
-7
)
Min DR
Max DR
Spectral Efficiency
(Mbps)
(Mbsp)
(Bits / Hz)
0.10
144.80
0.12
174.00
0.13
193.70
0.15
217.80
0.15
232.40
0.16
242.30
0.17
258.60
0.17
261.40
0.17
208./80
0.19
232.30
0.22
261.40
0.24
290.60
0.26
310.30
0.26
314.20
0.26
231.80
0.29
260.60
0.31
278.10
0.32
290.00
0.34
309.60
0.35
313.50
0.36
260.90
0.39
278.40
0.40
290.20
0.43
309.80
0.44
313.70
Revision 4
MN-CDM760
QEF
QEF
Eb/No
Es/No
0.97
1.4
1.2
1.16
1.8
2.4
1.29
2.2
3.3
1.45
2.6
4.2
1.55
3.0
4.9
1.62
3.3
5.4
1.72
4.0
6.4
1.75
4.2
6.6
1.74
3.4
5.8
1.94
3.9
6.8
2.18
4.7
8.1
2.42
5.8
9.6
2.59
6.9
11.0
2.62
7.0
11.2
2.58
5.2
9.3
2.90
5.9
10.5
3.09
6.4
11.3
3.22
6.8
11.9
3.44
7.8
13.2
3.48
8.0
13.4
3.62
7.5
13.1
3.87
8.1
14.0
4.03
8.6
14.7
4.30
9.8
16.1
4.36
10.0
16.4
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