CDD-562AL/564A/L Multi-Channel Demodulator
Revision 0
Forward Error Correction
MN-CDD562AL564AL
A–11
Figure A-5. Turbo Product Codec Rate 7/8 QPSK, 8-PSK/8-QAM, and 16-QAM
1E-9
1E-8
1E-7
1E-6
1E-5
1E-4
1E-3
1E-2
1E-1
1 2 3 4 5 6 7 8 9 10 11 12
Eb/No in dB
Uncoded
BPSK/QPSK
Comtech Turbo Product Codec
Rate 7/8 QPSK,
8-PSK/8-QAM and 16-QAM
1 2 3 4 5 6 7 8 9 10 11 12
BER
Spec limit
Rate 7/8
16-QAM
Spec limit
Rate 7/8
8-PSK
8-QAM
Spec limit -
Rate 7/8
QPSK
Typical performance
Uncoded
8-PSK
Uncoded
16-QAM
Содержание CDD-562AL
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Страница 244: ...2114 WEST 7TH STREET TEMPE ARIZONA 85281 USA 480 333 2200 PHONE 480 333 2161 FAX...