ex-ham7b.out

用C语言编写的LDPC译码程序

+ make-pchk ham7b.pchk 3 7 0:0 0:3 0:4 0:5 1:1 1:3 1:4 1:6 2:2 2:4 2:5 2:6
+ make-gen ham7b.pchk ham7b.gen dense
Number of 1s per check in Inv(A) X B is 3.0
+ rand-src ham7b.src 1 4x1000
+ encode ham7b.pchk ham7b.gen ham7b.src ham7b.enc
Encoded 1000 blocks, source block size 4, encoded block size 7
+ transmit ham7b.enc ham7b.rec 1 bsc 0.05
Transmitted 7000 bits
+ decode ham7b.pchk ham7b.rec ham7b.dec bsc 0.05 enum-bit ham7b.gen
Decoded 1000 blocks of size 7, 1000 valid, in average of 16.0 iterations
+ verify ham7b.pchk ham7b.dec ham7b.gen ham7b.src
Block counts: tot 1000, with chk errs 0, with src errs 47, both 0
Bit error rate (on message bits only): 2.000e-02
+ extract ham7b.gen ham7b.dec ham7b.ext