Comtech EF Data cdm-570a - Page 60

CDM-570A/570AL Satellite Modem with Optional Packet Processor
Revision 5
Introduction 1–20 MN-CDM570A
BER Description
For
BER=
Rate
Guaranteed Eb/No ((typical value in parentheses)
VersaFEC-2 Long Block
CODEC
BPSK
(With two adjacent carriers, each 7
dB higher than thedesired carrier)
10
-4
10
-8
0.489 QPSK
1.7 dB (1.4 dB)
1.9 dB (1.6 dB)
0.537 QPSK
1.8 dB (1.5 dB)
2.0 dB (1.7 dB)
0.586 QPSK
2.0 dB (1.7 dB)
2.2 dB (1.9 dB)
0.611 QPSK
2.1 dB (1.8 dB)
2.2 dB (1.9 dB)
10
-4
10
-8
0.635 QPSK
2.3 dB (2.0 dB)
2.5 dB (2.2 dB)
0.660 QPSK
2.4 dB (2.1 dB)
2.6 dB (2.3 dB)
0.684 QPSK
2.4 dB (2.1 dB)
2.6 dB (2.3 dB)
0.733 QPSK
2.8 dB (2.5 dB)
3.0 dB (2.7 dB)
VersaFEC-2 Long Block
CODEC
8-ARY
(With two adjacent carriers, each 7
dB higher than the desired carrier)
10
-4
10
-8
0.521 8-ARY
3.2 dB (2.9 dB)
3.5 dB (3.2 dB)
0.537 8-ARY
3.2 dB (2.9 dB)
3.6 dB (3.3 dB)
0.562 8-ARY
3.3 dB (3.0 dB)
3.6 dB (3.6 dB)
0.586 8-ARY
3.3 dB (3.0 dB)
3.6 dB (3.6 dB)
10
-4
10
-8
0.611 8-ARY
3.4 dB (3.1 dB)
3.7 dB (3.4 dB)
0.635 8-ARY
3.5 dB (3.2 dB)
3.7 dB (3.4 dB)
0.660 8-ARY
3.7 dB (3.4 dB)
3.8 dB (3.5 dB)
0.684 8-ARY
3.9 dB (3.6 dB)
4.1 dB (3.8 dB)
10
-4
10
-8
0.708 8-ARY
4.0 dB (3.7 dB)
4.2 dB (3.9 dB)
0.733 8-ARY
4.3 dB (4.0 dB)
4.4 dB (4.1 dB)
VersaFEC-2 Long Block
CODEC
16-ARY
(With two adjacent carriers, each 7
dB higher than the desired carrier)
10
-4
10
-8
0.586 16-ARY
4.4 dB (4.1 dB)
4.7 dB (4.4 dB)
0.611 16-ARY
4.7 dB (4.4 dB)
5.0 dB (4.7 dB)
0.635 16-ARY
4.9 dB (4.6 dB)
5.2 dB (4.9 dB)
0.660 16-ARY
5.1 dB (4.8 dB)
5.3 dB (5.0 dB)
10
-4
10
-8
0.684 16-ARY
5.3 dB (5.0 dB)
5.5 dB (5.2 dB)
0.708 16-ARY
5.6 dB (5.3 dB)
5.8 dB (5.5 dB)
0.733 16-ARY
5.9 dB (5.6 dB)
6.1 dB (5.8 dB)
0.757 16-ARY
6.2 dB (5.9 dB)
6.4 dB (6.1 dB)
10
-4
10
-8
0.782 16-ARY
6.5 dB (6.2 dB)
6.7 dB (6.4 dB)
VersaFEC-2 Long Block
CODEC
32-ARY
(With two adjacent carriers, each 7
dB higher than the desired carrier)
10
-4
10
-8
0.660 32-ARY
6.8 dB (6.5 dB)
7.1 dB (6.8 dB)
0.684 32-ARY
7.2 dB (6.9 dB)
7.5 dB (7.2 dB)
0.708 32-ARY
7.4 dB (7.1 dB)
7.7 dB (7.4 dB)
0.733 32-ARY
7.7 dB (7.4 dB)
8.0 dB (7.7 dB)
10
-4
10
-8
0.757 32-ARY
8.0 dB (7.7 dB)
8.2 dB (7.9 dB)
0.782 32-ARY
8.4 dB (8.1 dB)
8.6 dB (8.3 dB)
0.801 32-ARY
8.8 dB (8.5 dB)
9.0 dB (8.7 dB)
0.831 32-ARY
9.1 dB (8.8 dB)
9.3 dB (9.0 dB)
10
-4
10
-8
0.855 32-ARY
9.8 dB (9.5 dB)
10.0 dB (9.7 dB)
0.879 32-ARY
10.4 dB (10.1 dB)
10.6 dB (10.3 dB)
VersaFEC-2 Short Block
CODEC
BPSK
(With two adjacent carriers, each 7
dB higher than the desired carrier)
10
-4
10
-8
0.489 BPSK
2.6 dB (2.3 dB)
3.2 dB (2.9 dB)
VersaFEC-2 Short Block CODEC
QPSK
(With two adjacent carriers, each 7
dB higher than the desired carrier)
10
-4
10
-8
0.489 QPSK
2.3 dB (1.4 dB)
2.7 dB (1.6 dB)
0.537 QPSK
2.4 dB (2.1 dB)
2.0 dB (1.7 dB)
0.586 QPSK
2.5 dB (2.2 dB)
3.0 dB (2.7 dB)
0.611 QPSK
2.6 dB (2.3 dB)
3.1 dB (2.8 dB)
10
-4
10
-8
0.635 QPSK
2.8 dB (2.5 dB)
3.2 dB (2.9 dB)
0.660 QPSK
2.9 dB (2.6 dB)
3.3 dB (3.0 dB)
0.684 QPSK
3.0 dB (2.7 dB)
3.4 dB (3.1 dB)
0.733 QPSK
3.4 dB (3.1 dB)
3.8 dB (3.5 dB)