Smart Module Series
SC606T Series Hardware Design
SC606T_Series_Hardware_Design 116 / 116
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Appendix B GPRS Coding Schemes
Table 55: Description of Different Coding Schemes
Scheme
CS-1
CS-2
CS-3
CS-4
Code Rate
1/2
2/3
3/4
1
USF
3
3
3
3
Pre-coded USF
3
6
6
12
Radio Block excl.USF and BCS
181
268
312
428
BCS
40
16
16
16
Tail
4
4
4
-
Coded Bits
456
588
676
456
Punctured Bits
0
132
220
-
Data Rate Kb/s
9.05
13.4
15.6
21.4