BR9707823A - Sistemas de radiotelefone e de telefone com alto-falante de volume controlado de forma adaptativa e processo adaptativo do volume de um radiotelefone - Google Patents

Sistemas de radiotelefone e de telefone com alto-falante de volume controlado de forma adaptativa e processo adaptativo do volume de um radiotelefone

Info

Publication number
BR9707823A
BR9707823A BR9707823A BR9707823A BR9707823A BR 9707823 A BR9707823 A BR 9707823A BR 9707823 A BR9707823 A BR 9707823A BR 9707823 A BR9707823 A BR 9707823A BR 9707823 A BR9707823 A BR 9707823A
Authority
BR
Brazil
Prior art keywords
radiotelephone
volume
telephone systems
adaptively controlled
adaptive process
Prior art date
Application number
BR9707823A
Other languages
English (en)
Inventor
Eric D Romesburg
Original Assignee
Ericsson Inc
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 Ericsson Inc filed Critical Ericsson Inc
Publication of BR9707823A publication Critical patent/BR9707823A/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/08—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Telephone Function (AREA)
  • Mobile Radio Communication Systems (AREA)
BR9707823A 1996-03-05 1997-03-03 Sistemas de radiotelefone e de telefone com alto-falante de volume controlado de forma adaptativa e processo adaptativo do volume de um radiotelefone BR9707823A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/611,121 US5966438A (en) 1996-03-05 1996-03-05 Method and apparatus for adaptive volume control for a radiotelephone
PCT/US1997/003261 WO1997033419A2 (en) 1996-03-05 1997-03-03 Method and apparatus for adaptive volume control for a radiotelephone

Publications (1)

Publication Number Publication Date
BR9707823A true BR9707823A (pt) 1999-07-27

Family

ID=24447713

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9707823A BR9707823A (pt) 1996-03-05 1997-03-03 Sistemas de radiotelefone e de telefone com alto-falante de volume controlado de forma adaptativa e processo adaptativo do volume de um radiotelefone

Country Status (12)

Country Link
US (1) US5966438A (pt)
EP (1) EP0882353A2 (pt)
JP (1) JP2000506347A (pt)
KR (1) KR100297351B1 (pt)
CN (1) CN1123191C (pt)
AU (1) AU716942B2 (pt)
BR (1) BR9707823A (pt)
EE (1) EE9800251A (pt)
HK (1) HK1018373A1 (pt)
MY (1) MY119217A (pt)
PL (1) PL184003B1 (pt)
WO (1) WO1997033419A2 (pt)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6744882B1 (en) * 1996-07-23 2004-06-01 Qualcomm Inc. Method and apparatus for automatically adjusting speaker and microphone gains within a mobile telephone
JPH10327228A (ja) * 1997-05-26 1998-12-08 Brother Ind Ltd 通信装置
JPH11239093A (ja) 1998-02-20 1999-08-31 Nec Corp 移動体無線通信装置
GB2340334B (en) 1998-07-29 2003-06-25 Ericsson Telefon Ab L M Telephone apparatus
US6272460B1 (en) * 1998-09-10 2001-08-07 Sony Corporation Method for implementing a speech verification system for use in a noisy environment
US6263078B1 (en) 1999-01-07 2001-07-17 Signalworks, Inc. Acoustic echo canceller with fast volume control compensation
JP2001016057A (ja) * 1999-07-01 2001-01-19 Matsushita Electric Ind Co Ltd 音響装置
KR100345537B1 (ko) * 1999-07-27 2002-07-26 삼성전자 주식회사 휴대폰의 송수화음 및 키톤 레벨조절방법
US6298247B1 (en) 1999-12-30 2001-10-02 Telefonaktiebolaget L.M. Ericsson (Publ) Method and apparatus for automatic volume control
DE29922999U1 (de) 1999-12-30 2000-07-27 Vivanco GmbH, 22926 Ahrensburg Freisprecheinrichtung für ein Telefon
JP2001251167A (ja) * 2000-03-03 2001-09-14 Nec Corp 適応フィルタ
FR2808154B1 (fr) * 2000-04-21 2002-09-20 Sagem Telephone mobile sans souffle
JP2002101156A (ja) * 2000-09-22 2002-04-05 Sony Corp 携帯電話機及び音声処理方法
DE60120233D1 (de) * 2001-06-11 2006-07-06 Lear Automotive Eeds Spain Verfahren und system zum unterdrücken von echos und geräuschen in umgebungen unter variablen akustischen und stark rückgekoppelten bedingungen
US6978010B1 (en) 2002-03-21 2005-12-20 Bellsouth Intellectual Property Corp. Ambient noise cancellation for voice communication device
JP4282317B2 (ja) * 2002-12-05 2009-06-17 アルパイン株式会社 音声通信装置
JP2005109674A (ja) * 2003-09-29 2005-04-21 Toshiba Corp 音声信号クリッピング回路及びこの音声信号クリッピング回路を備えた電話機
US7983920B2 (en) * 2003-11-18 2011-07-19 Microsoft Corporation Adaptive computing environment
US7210633B2 (en) * 2004-11-19 2007-05-01 Intermec Ip Corp. Self-compensating speaker volume control system for data collection terminal
US7333604B2 (en) * 2005-01-10 2008-02-19 Infone Tech, Ltd. Adaptive notification of an incoming call in a mobile phone
US8995683B2 (en) * 2006-12-29 2015-03-31 Google Technology Holdings LLC Methods and devices for adaptive ringtone generation
US20080161064A1 (en) * 2006-12-29 2008-07-03 Motorola, Inc. Methods and devices for adaptive ringtone generation
US20090088224A1 (en) * 2007-09-27 2009-04-02 Texas Instruments Incorporated Adaptive volume control
JP5845787B2 (ja) * 2011-09-30 2016-01-20 ブラザー工業株式会社 音声処理装置、音声処理方法、および音声処理プログラム
US9099972B2 (en) * 2012-03-13 2015-08-04 Motorola Solutions, Inc. Method and apparatus for multi-stage adaptive volume control
US9763006B2 (en) * 2015-03-26 2017-09-12 International Business Machines Corporation Noise reduction in a microphone using vowel detection
CN105653235A (zh) * 2016-01-21 2016-06-08 吉林大学 基于环境辨识的汽车喇叭音量模式自适应控制方法
FR3063566B1 (fr) * 2017-03-06 2019-03-22 Peugeot Citroen Automobiles Sa Procede et systeme de limitation de volume sonore de telephone de voiture
CN107135442A (zh) * 2017-07-03 2017-09-05 上海传英信息技术有限公司 一种输出音量控制系统、控制方法及智能终端
US11223716B2 (en) * 2018-04-03 2022-01-11 Polycom, Inc. Adaptive volume control using speech loudness gesture
CN111328008B (zh) * 2020-02-24 2021-11-05 广州市迪士普音响科技有限公司 一种基于扩声系统的声压级智能控制方法
CN111610947B (zh) * 2020-05-09 2022-03-29 东风汽车集团有限公司 车载端通话音量自动调节系统

Family Cites Families (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4122507A (en) * 1977-05-12 1978-10-24 Chamberlain Manufacturing Corporation Loudspeaker overload circuit
US4296278A (en) * 1979-01-05 1981-10-20 Altec Corporation Loudspeaker overload protection circuit
US4490691A (en) * 1980-06-30 1984-12-25 Dolby Ray Milton Compressor-expander circuits and, circuit arrangements for modifying dynamic range, for suppressing mid-frequency modulation effects and for reducing media overload
DE3411962A1 (de) * 1983-03-31 1984-10-31 Sansui Electric Co., Ltd., Tokio/Tokyo Datenuebertragungseinrichtung
US4715063A (en) * 1985-08-20 1987-12-22 Motorola, Inc. Speakerphone for radio and landline telephones
SG28380G (en) * 1986-04-03 1995-09-01 Motorola Inc FM receiver with noise suppression during rayleigh faded received signals
US4721923A (en) * 1987-01-07 1988-01-26 Motorola, Inc. Radio receiver speech amplifier circuit
US4741018A (en) * 1987-04-24 1988-04-26 Motorola, Inc. Speakerphone using digitally compressed audio to control voice path gain
US4843621A (en) * 1987-04-24 1989-06-27 Motorola, Inc. Speakerphone using digitally compressed audio to detect acoustic feedback
ES2037128T3 (es) * 1987-05-15 1993-06-16 Alcatel N.V. Circuito de control de voz para un terminal de telecomunicaciones.
US4847897A (en) * 1987-12-11 1989-07-11 American Telephone And Telegraph Company Adaptive expander for telephones
DE3837538C2 (de) * 1988-02-03 1996-10-17 Pioneer Electronic Corp Lautstärkesteuerschaltung mit Frequenzgangkompensation für ein Audiowiedergabegerät eines Kraftfahrzeugs
JPH0748681B2 (ja) * 1989-02-23 1995-05-24 日本電気株式会社 エコー消去器の係数制御方法
JP2842607B2 (ja) * 1989-03-13 1999-01-06 株式会社日立製作所 エコーキャンセラ、それを備えた通信装置および信号処理方法
US5226178A (en) * 1989-11-01 1993-07-06 Motorola, Inc. Compatible noise reduction system
US5014294A (en) * 1990-02-01 1991-05-07 Motorola Inc. Speakerphone for cellular telephones with howl prevention, detection, elimination and determination
JPH03262939A (ja) * 1990-03-14 1991-11-22 Fujitsu Ltd エコー経路変動検出方法およびその装置
US5170435A (en) * 1990-06-28 1992-12-08 Bose Corporation Waveguide electroacoustical transducing
ATE132675T1 (de) * 1990-11-27 1996-01-15 Gordon M Jacobs Digitaler datenumsetzer
US5115471A (en) * 1991-01-02 1992-05-19 Aphex Systems, Ltd. High frequency expander device
JP3076072B2 (ja) * 1991-02-19 2000-08-14 日本電気株式会社 拡声電話装置および該装置に用いる騒音抑圧回路
CA2056110C (en) * 1991-03-27 1997-02-04 Arnold I. Klayman Public address intelligibility system
DK168681B1 (da) * 1992-03-02 1994-05-16 Bang & Olufsen As Højttaler med midler til frekvensafhængig amplituderegulering
US5243657A (en) * 1992-07-31 1993-09-07 Brian Cotton Automatic microphone sensitivity control circuit
US5307405A (en) * 1992-09-25 1994-04-26 Qualcomm Incorporated Network echo canceller
US5467393A (en) * 1993-11-24 1995-11-14 Ericsson Inc. Method and apparatus for volume and intelligibility control for a loudspeaker
US5475731A (en) * 1994-01-07 1995-12-12 Ericsson Inc. Echo-canceling system and method using echo estimate to modify error signal
JPH07297900A (ja) * 1994-04-26 1995-11-10 Mitsubishi Electric Corp 騒音対策通話機
JP2845130B2 (ja) * 1994-05-13 1999-01-13 日本電気株式会社 通信装置
JP2606171B2 (ja) * 1994-12-12 1997-04-30 日本電気株式会社 受話音量自動可変回路
FR2731123B1 (fr) * 1995-02-27 1997-05-09 Prescom Sarl Correction de gain de haut-parleur pour un terminal telephonique mains-libres
FI99062C (fi) * 1995-10-05 1997-09-25 Nokia Mobile Phones Ltd Puhesignaalin taajuuskorjaus matkapuhelimessa

Also Published As

Publication number Publication date
MY119217A (en) 2005-04-30
PL328724A1 (en) 1999-02-15
US5966438A (en) 1999-10-12
KR19990087497A (ko) 1999-12-27
AU716942B2 (en) 2000-03-09
HK1018373A1 (en) 1999-12-17
EP0882353A2 (en) 1998-12-09
EE9800251A (et) 1999-02-15
AU1984097A (en) 1997-09-22
WO1997033419A3 (en) 1998-05-07
KR100297351B1 (ko) 2001-08-07
CN1212804A (zh) 1999-03-31
PL184003B1 (pl) 2002-08-30
JP2000506347A (ja) 2000-05-23
CN1123191C (zh) 2003-10-01
WO1997033419A2 (en) 1997-09-12

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Legal Events

Date Code Title Description
FF Decision: intention to grant
B24C Patent annual fee: request for for restoration

Free format text: REFERENTE A 11A E 12A ANUIDADES.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE AO DESPACHO PUBLICADO NA RPI 1998 DE 22/04/2009 E A 13A ANUIDADE.