Question

假设输入信号的抽样值为-800个量化级,将它按照A压缩律13折线特性编成8位码,并求出量化误差;

Answer 1

1.极性码：c1=0

2.段落码：由1 16 32 64 128 256 512 1024 2048知 800码序号为6 c2c3c4=110

3.段内码：(800-512)/(512/16)=9余0 c5c6c7c8=1001 量化误差0

4.800(D)=01100100000(B)