File list (Check if you may need any files):
YUYINHUIBODIXIAO\A_law_PCM_decoder.m
................\A_law_PCM_encoder.m
................\back_comple.m
................\back_signal.m
................\bandpass_fir_filter.asv
................\bandpass_fir_filter.m
................\eight_points_process.m
................\error_law.m
................\fskdigital.m
................\limiter.asv
................\limiter.m
................\lowpass_fir_filter.m
................\nlms.m
................\pcm1.asv
................\pulse_enhance.asv
................\pulse_enhance.m
................\stream.asv
................\stream.m
................\stream_change.m
................\test.asv
................\xiugai_nlms.asv
................\xiugai_nlms.m
................\y_raw.mat
................\zero_exam.asv
................\zero_exam.m
................\说明.txt
YUYINHUIBODIXIAO