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Method of and means for adaptively filtering near-stationary noise from speech

IPC분류정보
국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판)
  • H04R-027/00
출원번호 US-0683234 (1976-05-04)
발명자 / 주소
  • Graupe Daniel (Fort Collins CO) Causey G. Donald (Chevy Chase MD)
출원인 / 주소
  • Biocommunications Research Corporation (Chevy Chase MD 02)
인용정보 피인용 횟수 : 88  인용 특허 : 0

초록

By identifying and analyzing the properties of the parameters of an input signal that contains speech in the presence of simultaneously occuring near-stationary noise, pauses between speech intervals as well as the termination of such noise can be recognized. When a pause interval containing noise i

대표청구항

A method for adaptively filtering near stationary, long-duration noise from speech comprising the steps of: (a) periodically identifying the parameters representing the characteristics of an input signal comprising said noise and speech; (b) detecting the occurrence of pauses containing said noise b

이 특허를 인용한 특허 (88)

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