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Audio reproduction system 원문보기

IPC분류정보
국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판)
  • G10K-011/16
  • H03G-005/00
출원번호 US-0041382 (1993-04-01)
발명자 / 주소
  • Eatwell Graham P. (Cambridge GBX) Langley Andrew (Herts GBX)
출원인 / 주소
  • Noise Cancellation Technologies, Inc. (Linthicum MD 02)
인용정보 피인용 횟수 : 105  인용 특허 : 0

초록

An improved audio system designed to maintain a desired sound at the ear of a listener by using an equalization filter (2). The equalization filter (2) is continuously adjusted in response to the signal (9) from a sensor (8) which monitors the sound close to the listener\s ear. The audio system can

대표청구항

A self-equalizing audio headset system, said system comprising input means for receiving a desired signal, sensor means adapted to provide a sensing signal related to the sound at the listener\s ear, equalization filter means adapted to respond to said desired signal and produce a modified signal, a

이 특허를 인용한 특허 (105)

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