Figure 6-1. viterbi decoder – Comtech EF Data CIM-300L User Manual

Page 131

CiM-300L IP Enabled Satellite Modem

Rev. 1

FEC & Turbo

CD/CIM300L.IOM

105

BPSK/OQPSK Viterbi Decoding

1.0E-09

1.0E-08

1.0E-07

1.0E-06

1.0E-05

1.0E-04

1.0E-03

1.0E-02

2.0

3.0

4.0

5.0

6.0

7.0

8.0

9.0

10.0

11.0

12.0

Eb/No (dB)

BER

Specification Limit
8PSK Rate 2/3
Coding

Specification Limit
Rate 7/8 Coding

Specification Limit
Rate 3/4 Coding

Specification Limit
Rate 1/2 Coding

Figure 6-1. Viterbi Decoder