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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
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