说明：  MATLAB中文论坛信号处理版资深版主的倾情之作，语音信号处理领域的大手笔。作者宋知用，中科院从事信号处理的相关研究工作30余年，在信号、语音方面颇有建树，可以说在中国，没有人比宋老师和他的同事们更早从事信号处理方面的工作。北京航空航天大学出版社出版了这本饱含宋老师30多年工作经验的书，可谓是不可多得的资源。
(Portrait of a signal processing Forum for MATLAB Chinese Version senior moderator, speech signal processing generous. OF SONG known by CAS research in signal processing more than 30 years, many achievements in the signal, the voice side, it can be said in China, no one more than the teacher Song and his colleagues earlier working signal processing. Beijing Aerospace University Press published this song full of teachers 30 years of work experience in the book, it can be described as a rare resource.)