... nây, J =1+ 8.i, i=0, 1, 2, (32/8 -1) Tẩi tưëc àưå 12 00 b/s. J, J+8, J +1, J+9, J+2, J +10 , J+3, J +11 , J+4, J +12 , J+5, J +13 , J+6, J +14 , J+7, J +15 (4.39) Trong trûúâng húåp nây, J =1+ 16.i, i =1, 2 ... )34.4(vvP3vv)P3P2()P2P(h)33.4(hFv 1 C)32.4(1VFavg 1 3s3,c3 1 2s3,c2s2,c2s2,c1s1,c1avgi)g1(C1iii++++=−=−=∑+=ββ 51, 0v;48,0v;43,0v)35.4(24 1 2423v3 21 i2i===+= ... võ Tham sưë 9600 4800 2400 12 00 Tưëc àưå chip PN 1. 2288 1. 2288 1. 2288 1. 2288 Mc/s Tưëc àưå mậ 1/ 3 1/ 3 1/ 3 1/ 3 bit/k hiïåu mậ Chu k phất chiïëm 10 0% 50% 25% 12 ,5% % Tưëc àưå k hiïåu mậ 28,800...