SG65541A1 - Electronic cancellation of ambient noise in telephone receivers - Google Patents

Electronic cancellation of ambient noise in telephone receivers

Info

Publication number
SG65541A1
SG65541A1 SG1996000036A SG1996000036A SG65541A1 SG 65541 A1 SG65541 A1 SG 65541A1 SG 1996000036 A SG1996000036 A SG 1996000036A SG 1996000036 A SG1996000036 A SG 1996000036A SG 65541 A1 SG65541 A1 SG 65541A1
Authority
SG
Singapore
Prior art keywords
ambient noise
telephone receivers
electronic cancellation
cancellation
electronic
Prior art date
Application number
SG1996000036A
Other languages
English (en)
Inventor
Charles Sanford
Elliot Andrew Fischer
Patricia Lee Greene
Robert Edward Schneider
Roger David Benning
Original Assignee
At & T Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by At & T Corp filed Critical At & T Corp
Publication of SG65541A1 publication Critical patent/SG65541A1/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
    • H04M1/6016—Substation equipment, e.g. for use by subscribers including speech amplifiers in the receiver circuit
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/19—Arrangements of transmitters, receivers, or complete sets to prevent eavesdropping, to attenuate local noise or to prevent undesired transmission; Mouthpieces or receivers specially adapted therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Telephone Function (AREA)
  • Noise Elimination (AREA)
  • Circuit For Audible Band Transducer (AREA)
SG1996000036A 1992-11-02 1993-10-20 Electronic cancellation of ambient noise in telephone receivers SG65541A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US97100992A 1992-11-02 1992-11-02

Publications (1)

Publication Number Publication Date
SG65541A1 true SG65541A1 (en) 1999-06-22

Family

ID=25517812

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996000036A SG65541A1 (en) 1992-11-02 1993-10-20 Electronic cancellation of ambient noise in telephone receivers

Country Status (7)

Country Link
US (1) US5774565A (de)
EP (1) EP0596623B1 (de)
JP (1) JPH06216974A (de)
KR (1) KR940012997A (de)
CA (1) CA2107316C (de)
DE (1) DE69330154T2 (de)
SG (1) SG65541A1 (de)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998005150A1 (en) * 1996-07-31 1998-02-05 Qualcomm Incorporated Method and apparatus for applying a user selected frequency response pattern to audio signals provided to a cellular telephone speaker
US6069959A (en) * 1997-04-30 2000-05-30 Noise Cancellation Technologies, Inc. Active headset
WO2001030049A1 (en) * 1999-10-19 2001-04-26 Fujitsu Limited Received speech processing unit and received speech reproducing unit
US20040125962A1 (en) * 2000-04-14 2004-07-01 Markus Christoph Method and apparatus for dynamic sound optimization
DE10018666A1 (de) 2000-04-14 2001-10-18 Harman Audio Electronic Sys Vorrichtung und Verfahren zum geräuschabhängigen Anpassen eines akustischen Nutzsignals
FR2808958B1 (fr) 2000-05-11 2002-10-25 Sagem Telephone portable a attenuation de bruit environnant
US7289626B2 (en) 2001-05-07 2007-10-30 Siemens Communications, Inc. Enhancement of sound quality for computer telephony systems
IL143664A0 (en) * 2001-06-10 2002-04-21 Dental treatment noise suppession
KR20030038069A (ko) * 2001-11-08 2003-05-16 엘지전자 주식회사 전화기 핸드셋의 소음제거시스템 및 그 제어방법
US6639987B2 (en) * 2001-12-11 2003-10-28 Motorola, Inc. Communication device with active equalization and method therefor
US20040184623A1 (en) * 2003-03-07 2004-09-23 Leif Johannsen Speaker unit with active leak compensation
DE10357065A1 (de) * 2003-12-04 2005-06-30 Sennheiser Electronic Gmbh & Co Kg Sprechzeug
FR2857551B1 (fr) * 2003-04-30 2007-12-28 Senneisher Electronic Gmbh & C Dispositif pour capter ou reproduire des signaux audio
EP1580882B1 (de) * 2004-03-19 2007-01-10 Harman Becker Automotive Systems GmbH System und Verfahren zur Verbesserung eines Audiosignals
EP1619793B1 (de) * 2004-07-20 2015-06-17 Harman Becker Automotive Systems GmbH Audioverbesserungssystem und -verfahren
US8116489B2 (en) * 2004-10-01 2012-02-14 Hearworks Pty Ltd Accoustically transparent occlusion reduction system and method
US8170221B2 (en) * 2005-03-21 2012-05-01 Harman Becker Automotive Systems Gmbh Audio enhancement system and method
DE602005015426D1 (de) 2005-05-04 2009-08-27 Harman Becker Automotive Sys System und Verfahren zur Intensivierung von Audiosignalen
GB2479674B (en) * 2006-04-01 2011-11-30 Wolfson Microelectronics Plc Ambient noise-reduction control system
WO2007147049A2 (en) * 2006-06-14 2007-12-21 Think-A-Move, Ltd. Ear sensor assembly for speech processing
FR2908003B1 (fr) 2006-10-26 2009-04-03 Parrot Sa Procede de reduction de l'echo acoustique residuel apres supression d'echo dans un dispositif"mains libres"
FR2908005B1 (fr) * 2006-10-26 2009-04-03 Parrot Sa Circuit de reduction de l'echo acoustique pour un dispositif "mains libres"utilisable avec un telephone portable
FR2908004B1 (fr) 2006-10-26 2008-12-12 Parrot Sa Circuit de reduction de l'echo acoustique pour un dispositif "mains libres"utilisable avec un telephone portable
US7567165B2 (en) * 2006-10-27 2009-07-28 At&T Intellectual Property, I, L.P. Methods, devices, and computer program products for providing ambient noise sensitive alerting
JP5192901B2 (ja) * 2007-10-29 2013-05-08 株式会社オーディオテクニカ ノイズキャンセルヘッドホン
JP4623124B2 (ja) * 2008-04-07 2011-02-02 ソニー株式会社 楽曲再生装置、楽曲再生方法および楽曲再生プログラム
JP4506873B2 (ja) * 2008-05-08 2010-07-21 ソニー株式会社 信号処理装置、信号処理方法
US8135140B2 (en) * 2008-11-20 2012-03-13 Harman International Industries, Incorporated System for active noise control with audio signal compensation
US9020158B2 (en) * 2008-11-20 2015-04-28 Harman International Industries, Incorporated Quiet zone control system
US8718289B2 (en) * 2009-01-12 2014-05-06 Harman International Industries, Incorporated System for active noise control with parallel adaptive filter configuration
US8189799B2 (en) * 2009-04-09 2012-05-29 Harman International Industries, Incorporated System for active noise control based on audio system output
US8199924B2 (en) * 2009-04-17 2012-06-12 Harman International Industries, Incorporated System for active noise control with an infinite impulse response filter
US8077873B2 (en) * 2009-05-14 2011-12-13 Harman International Industries, Incorporated System for active noise control with adaptive speaker selection
US20110091047A1 (en) * 2009-10-20 2011-04-21 Alon Konchitsky Active Noise Control in Mobile Devices
JP2012023637A (ja) * 2010-07-15 2012-02-02 Audio Technica Corp ノイズキャンセルヘッドホン
CN102164329B (zh) * 2011-05-16 2016-08-31 瑞声声学科技(深圳)有限公司 消噪组件及其消噪方法
KR102850427B1 (ko) 2020-07-02 2025-08-26 삼성전자 주식회사 주변 오디오 신호의 감지 방법 및 전자 장치

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4061875A (en) * 1977-02-22 1977-12-06 Stephen Freifeld Audio processor for use in high noise environments
US4494074A (en) * 1982-04-28 1985-01-15 Bose Corporation Feedback control
US4455675A (en) * 1982-04-28 1984-06-19 Bose Corporation Headphoning
GB2172769B (en) * 1985-03-21 1988-07-06 Topexpress Ltd Improvements in acoustic attenuation
GB8717043D0 (en) * 1987-07-20 1987-08-26 Plessey Co Plc Noise reduction systems
US4985925A (en) * 1988-06-24 1991-01-15 Sensor Electronics, Inc. Active noise reduction system
NL8802516A (nl) * 1988-10-13 1990-05-01 Philips Nv Hoorapparaat met rondzing onderdrukking.
US5091954A (en) * 1989-03-01 1992-02-25 Sony Corporation Noise reducing receiver device
US5276740A (en) * 1990-01-19 1994-01-04 Sony Corporation Earphone device
JPH06503897A (ja) * 1990-09-14 1994-04-28 トッドター、クリス ノイズ消去システム

Also Published As

Publication number Publication date
CA2107316A1 (en) 1994-05-03
CA2107316C (en) 1996-12-17
DE69330154D1 (de) 2001-05-23
EP0596623B1 (de) 2001-04-18
JPH06216974A (ja) 1994-08-05
KR940012997A (ko) 1994-06-24
US5774565A (en) 1998-06-30
EP0596623A2 (de) 1994-05-11
DE69330154T2 (de) 2002-09-26
EP0596623A3 (en) 1997-01-02

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