ex-ldpc36-5000a.out

用C语言编写的LDPC译码程序

+ make-ldpc ldpc36-5000a.pchk 5000 10000 2 evenboth 3 no4cycle
Eliminated 25 cycles of length four by moving checks within column
+ make-gen ldpc36-5000a.pchk ldpc36-5000a.gen dense
Number of 1s per check in Inv(A) X B is 2068.3
+ true
+ true NOISE STANDARD DEVIATION 0.80, Eb/N0 = 1.94 dB
+ true
+ transmit 10000x100 ldpc36-5000a.rec 1 awgn 0.80
Transmitted 1000000 bits
+ decode ldpc36-5000a.pchk ldpc36-5000a.rec ldpc36-5000a.dec awgn 0.80 prprp 250
Decoded 100 blocks of size 10000, 100 valid, in average of 11.0 iterations
+ verify ldpc36-5000a.pchk ldpc36-5000a.dec ldpc36-5000a.gen
Block counts: tot 100, with chk errs 0, with src errs 0, both 0
Bit error rate (on message bits only): 0.000e+00
+ true
+ true NOISE STANDARD DEVIATION 0.85, Eb/N0 = 1.41 dB
+ true
+ transmit 10000x100 ldpc36-5000a.rec 1 awgn 0.85
Transmitted 1000000 bits
+ decode ldpc36-5000a.pchk ldpc36-5000a.rec ldpc36-5000a.dec awgn 0.85 prprp 250
Decoded 100 blocks of size 10000, 99 valid, in average of 25.2 iterations
+ verify ldpc36-5000a.pchk ldpc36-5000a.dec ldpc36-5000a.gen
Block counts: tot 100, with chk errs 1, with src errs 1, both 1
Bit error rate (on message bits only): 4.000e-04
+ true
+ true NOISE STANDARD DEVIATION 0.90, Eb/N0 = 0.92 dB
+ true
+ transmit 10000x100 ldpc36-5000a.rec 1 awgn 0.90
Transmitted 1000000 bits
+ decode ldpc36-5000a.pchk ldpc36-5000a.rec ldpc36-5000a.dec awgn 0.90 prprp 250
Decoded 100 blocks of size 10000, 7 valid, in average of 237.4 iterations
+ verify ldpc36-5000a.pchk ldpc36-5000a.dec ldpc36-5000a.gen
Block counts: tot 100, with chk errs 93, with src errs 93, both 93
Bit error rate (on message bits only): 7.053e-02
+ true
+ true NOISE STANDARD DEVIATION 0.95, Eb/N0 = 0.45 dB
+ true
+ transmit 10000x100 ldpc36-5000a.rec 1 awgn 0.95
Transmitted 1000000 bits
+ decode ldpc36-5000a.pchk ldpc36-5000a.rec ldpc36-5000a.dec awgn 0.95 prprp 250
Decoded 100 blocks of size 10000, 0 valid, in average of 250.0 iterations
+ verify ldpc36-5000a.pchk ldpc36-5000a.dec ldpc36-5000a.gen
Block counts: tot 100, with chk errs 100, with src errs 100, both 100
Bit error rate (on message bits only): 1.072e-01