DE69330154D1 - Elektronische Schaltung zur Unterdrückung des Umgebungsgeräuschs in Telefonhörern - Google Patents

Elektronische Schaltung zur Unterdrückung des Umgebungsgeräuschs in Telefonhörern

Info

Publication number
DE69330154D1
DE69330154D1 DE69330154T DE69330154T DE69330154D1 DE 69330154 D1 DE69330154 D1 DE 69330154D1 DE 69330154 T DE69330154 T DE 69330154T DE 69330154 T DE69330154 T DE 69330154T DE 69330154 D1 DE69330154 D1 DE 69330154D1
Authority
DE
Germany
Prior art keywords
electronic circuit
ambient noise
telephone receivers
suppressing ambient
suppressing
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE69330154T
Other languages
English (en)
Other versions
DE69330154T2 (de
Inventor
Roger David Benning
Elliot Andrew Fischer
Patricia Lee Greene
Charles Sanford
Robert Edward Schneider
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AT&T Corp
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 DE69330154D1 publication Critical patent/DE69330154D1/de
Application granted granted Critical
Publication of DE69330154T2 publication Critical patent/DE69330154T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
DE69330154T 1992-11-02 1993-10-20 Elektronische Schaltung zur Unterdrückung des Umgebungsgeräuschs in Telefonhörern Expired - Fee Related DE69330154T2 (de)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
DE69330154D1 true DE69330154D1 (de) 2001-05-23
DE69330154T2 DE69330154T2 (de) 2002-09-26

Family

ID=25517812

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69330154T Expired - Fee Related DE69330154T2 (de) 1992-11-02 1993-10-20 Elektronische Schaltung zur Unterdrückung des Umgebungsgeräuschs in Telefonhörern

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 (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HUP0000580A2 (hu) * 1996-07-31 2000-06-28 Qualcomm Incorporated Eljárás és berendezés cellás rendszerű telefon hangszórójára adott audiojelek felhasználó által kiválasztott frekvencia-jelleggörbe szerint történő módosítására
US6069959A (en) * 1997-04-30 2000-05-30 Noise Cancellation Technologies, Inc. Active headset
WO2001030049A1 (fr) 1999-10-19 2001-04-26 Fujitsu Limited Unite de traitement et de reproduction de son vocaux reçus
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
WO2004080116A2 (en) * 2003-03-07 2004-09-16 Sonion Horsens A/S Speaker unit with active leak compensation
FR2857551B1 (fr) * 2003-04-30 2007-12-28 Senneisher Electronic Gmbh & C Dispositif pour capter ou reproduire des signaux audio
DE10357065A1 (de) * 2003-12-04 2005-06-30 Sennheiser Electronic Gmbh & Co Kg Sprechzeug
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
DK1795045T3 (da) * 2004-10-01 2013-02-18 Hear Ip Pty Ltd Akustisk transparent okklusionsreduktionssystem og -fremgangsmåde
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
GB2479673B (en) * 2006-04-01 2011-11-30 Wolfson Microelectronics Plc Ambient noise-reduction control system
US7502484B2 (en) * 2006-06-14 2009-03-10 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"
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
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
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

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
US4455675A (en) * 1982-04-28 1984-06-19 Bose Corporation Headphoning
US4494074A (en) * 1982-04-28 1985-01-15 Bose Corporation Feedback control
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
WO1992005538A1 (en) * 1990-09-14 1992-04-02 Chris Todter Noise cancelling systems

Also Published As

Publication number Publication date
CA2107316A1 (en) 1994-05-03
EP0596623B1 (de) 2001-04-18
KR940012997A (ko) 1994-06-24
CA2107316C (en) 1996-12-17
JPH06216974A (ja) 1994-08-05
SG65541A1 (en) 1999-06-22
EP0596623A3 (en) 1997-01-02
US5774565A (en) 1998-06-30
EP0596623A2 (de) 1994-05-11
DE69330154T2 (de) 2002-09-26

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Legal Events

Date Code Title Description
8332 No legal effect for de
8370 Indication of lapse of patent is to be deleted
8339 Ceased/non-payment of the annual fee