Comtech EF Data SLM-5650B - NON-SPREAD LDPC Mode - Low Latency (LL; NON-SPREAD LDPC Mode - High Performance (HP

SLM-5650B Satellite Modem
Revision 2
Appendix B B–15 MN-SLM-5650B
B.1.14 NON-SPREAD LDPC Mode – Low Latency (LL)
Modulation Type
Data Rate (kbps) Symbol Rate (ksps)
DR to SR Multiplier
Min Max Min Max
BPSK .378 32.000 5000 84.676 13230.769 4128/1560
BPSK .451 32.000 5000 71.019 11096.774 4128/1860
BPSK .541
32.000
5000
59.182
9247.311
4128/2232
QPSK ½ 32.000 5000 32.188 5029.411 4104/4080
QPSK 2/3
42.480
5000
32.000
3766.519
4104/5448
QPSK ¾
47.720
5000
32.000
3352.941
4104/6120
QPSK 7/8 55.767 5000 32.000 2869.127 4104/7152
8QAM 2/3
256.000
5000
128.313
2506.118
4096/8172
8QAM ¾ 256.000 5000 114.223 2230.936 4096/9180
8QAM 7/8 256.000 5000 97.741 1909.023 4096/10728
16QAM 2/3
256.000
5000
96.140
1877.753
4092/10896
16QAM ¾ 256.000 5000 85.584 1671.568 4092/12240
16QAM 7/8
256.000
5000
73.234
1430.369
4092/14304
B.1.15 NON-SPREAD LDPC Mode – High Performance (HP)
Modulation Type
Data Rate (kbps) Symbol Rate (ksps)
DR to SR Multiplier
Min Max Min Max
BPSK 1/3
32.000
15000
96.000
45000
16416/5472
BPSK ½
32.000
22500
64.000
45000
16416/8208
QPSK ½ 32.000 45000 32.000 45000 8208/8208
QPSK 2/3
42.667
60000
32.000
45000
8208/10944
QPSK ¾ 48.000 67500 32.000 45000 8256/12384
OQPSK ½ 32.000 45000 32.000 45000 8208/8208
OQPSK 2/3
42.667
60000
32.000
45000
8208/10944
OQPSK ¾ 48.000 67500 32.000 45000 8256/12384
8QAM 2/3
256.000
60000
128.000
30000
5472/10944
8QAM ¾
256.000
67500
113.778
30000
5504/12384
16QAM ¾ 256.000 69000 85.333 23000 4128/12384