Figure 7-4. turbo product codec, Bpsk/qpsk/8psk turbo product codec, Eb/no (db) ber – Comtech EF Data SDM-300L3 User Manual

Page 238

SDM-300L3 Satellite Modem

Revision 1

Forward Error Correction Options

MN/SDM300L3.IOM

7–10

Figure 7-4. Turbo Product Codec

BPSK/QPSK/8PSK Turbo Product Codec

1.0E-10

1.0E-09

1.0E-08

1.0E-07

1.0E-06

1.0E-05

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 3/4 Coding

Specification Limit
QPSK Rate 3/4 Coding

Specification Limit
QPSK Rate 1/2 Coding

Specification Limit
BPSK Rate 21/44

Note: BPSK 5/16 is 1.0E-09 at 4.0