J12yoko_prg.indd
Ÿ Ÿ ( ) Ÿ , , , , , , ,000 39,120 31,050 30,000 1,050 52,649, ,932,131 16,182,115 94,75
( ) œ 100, ,000 4,830,000 49,500,000 10,000,000 20,000,000 (1) 11,759, ,538, ,729 11,240,000 11,034
Chapter9 9 LDPC sum-product LDPC 9.1 ( ) 9.2 c 1, c 2, {0, 1, } SUM, PROD : {0, 1, } {0, 1, } SUM(c 1, c 2,, c n ) := { c1 + + c n (c n0 (1 n