DE602006012806D1 - Thermomanagement-Verfahren und System für Verstärker - Google Patents

Thermomanagement-Verfahren und System für Verstärker

Info

Publication number
DE602006012806D1
DE602006012806D1 DE602006012806T DE602006012806T DE602006012806D1 DE 602006012806 D1 DE602006012806 D1 DE 602006012806D1 DE 602006012806 T DE602006012806 T DE 602006012806T DE 602006012806 T DE602006012806 T DE 602006012806T DE 602006012806 D1 DE602006012806 D1 DE 602006012806D1
Authority
DE
Germany
Prior art keywords
controller
unit
amplifier unit
temperature
amplifier
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.)
Active
Application number
DE602006012806T
Other languages
English (en)
Inventor
Gerhard Pfaffinger
Andreas Suess
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.)
Harman Becker Automotive Systems GmbH
Original Assignee
Harman Becker Automotive Systems GmbH
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 Harman Becker Automotive Systems GmbH filed Critical Harman Becker Automotive Systems GmbH
Publication of DE602006012806D1 publication Critical patent/DE602006012806D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/52—Circuit arrangements for protecting such amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/447—Indexing scheme relating to amplifiers the amplifier being protected to temperature influence
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G2201/00—Indexing scheme relating to subclass H03G
    • H03G2201/70—Gain control characterized by the gain control parameter
    • H03G2201/708—Gain control characterized by the gain control parameter being temperature

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Multimedia (AREA)
  • Amplifiers (AREA)
  • Control Of Amplification And Gain Control (AREA)
DE602006012806T 2006-04-27 2006-04-27 Thermomanagement-Verfahren und System für Verstärker Active DE602006012806D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP06008798A EP1850474B1 (de) 2006-04-27 2006-04-27 Thermomanagement-Verfahren und System für Verstärker

Publications (1)

Publication Number Publication Date
DE602006012806D1 true DE602006012806D1 (de) 2010-04-22

Family

ID=36952445

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602006012806T Active DE602006012806D1 (de) 2006-04-27 2006-04-27 Thermomanagement-Verfahren und System für Verstärker

Country Status (5)

Country Link
US (2) US8385564B2 (de)
EP (1) EP1850474B1 (de)
JP (1) JP5242074B2 (de)
AT (1) ATE460771T1 (de)
DE (1) DE602006012806D1 (de)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2449796A1 (de) * 2009-06-29 2012-05-09 Nokia Corp. Temperaturkompensiertes mirkofon
GB2536973B (en) * 2015-04-02 2018-10-10 Entotem Ltd Processing an input analog audio signal derived from a vinyl record
US9774952B2 (en) 2015-04-02 2017-09-26 Entotem Limited Processing analog audio signals
GB201617408D0 (en) 2016-10-13 2016-11-30 Asio Ltd A method and system for acoustic communication of data
GB201617409D0 (en) 2016-10-13 2016-11-30 Asio Ltd A method and system for acoustic communication of data
US10264355B2 (en) * 2017-06-02 2019-04-16 Apple Inc. Loudspeaker cabinet with thermal and power mitigation control effort
US11496848B2 (en) * 2020-03-25 2022-11-08 Sonos, Inc. Thermal control of audio playback devices

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US746913A (en) * 1903-01-10 1903-12-15 Sidney M Barnard Cattle-stanchion.
JPS58176416A (ja) 1982-04-07 1983-10-15 Nippon Clean Engine Res ２サイクル機関
JPS58176416U (ja) * 1982-05-20 1983-11-25 パイオニア株式会社 発熱部品の過熱防止機能を備えた増幅装置
JPS61195110A (ja) 1985-02-26 1986-08-29 Nippon Shokubai Kagaku Kogyo Co Ltd ウレタン（メタ）アクリレートプレポリマーの製造法
JPS61195110U (de) * 1985-04-10 1986-12-05
JPS6231210A (ja) * 1985-08-02 1987-02-10 Nec Corp 温度自動利得制御方式
US4742312A (en) * 1987-05-22 1988-05-03 Delco Electronics Corporation Power limiting audio amplifier temperature protection circuit
DE9215012U1 (de) * 1992-11-04 1992-12-24 Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig Hollaend. Stiftung & Co Kg, 8510 Fuerth, De
JPH06231210A (ja) 1993-01-29 1994-08-19 Toyota Motor Corp 透視図作成装置
US5519886A (en) * 1994-09-26 1996-05-21 Motorola, Inc. Method and apparatus for controlling device temperature during transmissions
US5533132A (en) 1995-01-23 1996-07-02 Jbl Incorporated Loudspeaker thermal management structure
US6029119A (en) 1996-01-16 2000-02-22 Compaq Computer Corporation Thermal management of computers
KR100319275B1 (ko) * 1999-03-20 2002-01-09 윤종용 무선 단말기에서 온도보상에 따른 전력제어를 위한 코드 값 계산 방법
JP2001168646A (ja) * 1999-12-14 2001-06-22 Teac Corp ファンモータ制御装置
JP3444837B2 (ja) * 2000-03-28 2003-09-08 株式会社ケンウッド オーディオ装置
US6494381B2 (en) * 2000-12-21 2002-12-17 Koninklijke Phillips Electronics N.V. Cooling fan in sync with audio output level
US6677823B2 (en) * 2001-02-28 2004-01-13 Andrew Corporation Gain compensation circuit using a variable offset voltage
JP2003078356A (ja) * 2001-08-30 2003-03-14 Hitachi Kokusai Electric Inc 電力増幅器の冷却制御
JP2003209449A (ja) * 2002-01-09 2003-07-25 Mitsubishi Electric Corp 音量制御装置
US7840015B1 (en) * 2002-09-04 2010-11-23 Cirrus Logic, Inc. Thermal feedback for switch mode amplification
JP2004112707A (ja) * 2002-09-20 2004-04-08 Sony Corp 音声再生装置
US6879929B2 (en) * 2002-10-31 2005-04-12 Sun Microsystems Sense amplifier thermal correction scheme
KR100975059B1 (ko) * 2003-11-25 2010-08-11 삼성전자주식회사 오디오 앰프의 온도 제어 장치
JP2005167519A (ja) * 2003-12-01 2005-06-23 Sony Ericsson Mobilecommunications Japan Inc 携帯通信端末装置及び利得可変回路
JP4336968B2 (ja) 2004-02-20 2009-09-30 日本電気株式会社 移動体通信機器および送信電力制御方法
JP4514485B2 (ja) * 2004-03-19 2010-07-28 パナソニック株式会社 高周波電力増幅器
JP2006013566A (ja) * 2004-06-22 2006-01-12 Renesas Technology Corp 高周波電力増幅用電子部品
KR100573217B1 (ko) * 2004-10-06 2006-04-24 삼성전자주식회사 이동 통신 단말 송신부의 이득 제어회로 및 방법
JP4424514B2 (ja) * 2006-10-05 2010-03-03 ソニー株式会社 音響機器の冷却装置および冷却方法
JP2008219647A (ja) * 2007-03-06 2008-09-18 Funai Electric Co Ltd テレビジョン、及び音声出力機器
JP5029428B2 (ja) * 2008-02-29 2012-09-19 富士通株式会社 温度制御装置、温度制御プログラムおよび情報処理装置

Also Published As

Publication number Publication date
US8385564B2 (en) 2013-02-26
JP5242074B2 (ja) 2013-07-24
ATE460771T1 (de) 2010-03-15
US20130113558A1 (en) 2013-05-09
JP2007300609A (ja) 2007-11-15
US20070262820A1 (en) 2007-11-15
EP1850474B1 (de) 2010-03-10
US8610505B2 (en) 2013-12-17
EP1850474A1 (de) 2007-10-31

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Legal Events

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