将输入A律PCM编码器的正弦信号采样,进行PCM编码,求出编码器的输出码组序列,-Will enter A law PCM codec sine signal sampling, PCM coding, the output of the encoder block sequence,

单位脉冲,单位阶跃,正弦函数等连续信号的MATLAB表达式,-Unit impulse, unit step, sine function such as continuous signal expression in MATLAB,