Table 3-2. R-S Codes - Comtech EF Data DMD1050TS Installation And Operation Manual

Service Type
Small IDR
(With 16/15
O/H)
IDR
(With 96 Kbps
O/H)
8PSK
DVB
n = code length, k = information symbols and t = symbol error correcting capability.
1
Design objective.
2
Theory of Operation

Table 3-2. R-S Codes

Data Rate R-S Code
(Kbps) (n, k, t)
1
64 (126, 112, 7)
128 (126, 112, 7)
256 (126, 112, 7)
384 (126, 112, 7)
512 (126, 112, 7)
768 (126, 112, 7)
1024 (126, 112, 7)
1536 (126, 112, 7)
1544 (225, 205,10)
2048 (219, 201, 9)
6312 (194, 178, 8)
8448 (194, 178, 8)
1544 (219, 201, 9)
2048 (219, 201, 9)
6312 (219, 201, 9)
8448 (219, 201, 9)
All (204, 188, 8)
DMD1050TS Satellite Modem Board
Bandwidth Expansion
[(n/k) -1 ]
0.125
0.125
0.125
0.125
0.125
0.125
0.125
0.125
0.0976
0.0896
0.0899
0.0899
0.0896
0.0896
0.0896
0.0896
0.0851
3–24
Revision 1
Maximum
Interleaving
R-S Codec
Depth
Delay (ms)
4 115
4 58
4 29
4 19
4 15
4 10
4 8
4 5
4 9
4 7
4 2
4 <2
8 18
8 13
8 4
8 3
12 -
MN-DMD1050TS
2