发明名称 Pattern feature extracting system
摘要 In a speech signal processing system for transmission or recognition, cepstrum data is normalized by subtraction from its straight-line approximation. As a result, personal and transmission characteristics are eliminated, and both data and subtraction computations are reduced.
申请公布号 US4837828(A) 申请公布日期 1989.06.06
申请号 US19870061009 申请日期 1987.06.11
申请人 NEC CORPORATION 发明人 WATARI, MASAO
分类号 G10L15/02;G06T7/60;G10L15/06;G10L15/20;G10L21/02 主分类号 G10L15/02
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