DE3876113D1 - Tonfrequenzausgangsverstaerker. - Google Patents

Tonfrequenzausgangsverstaerker.

Info

Publication number
DE3876113D1
DE3876113D1 DE8888102916T DE3876113T DE3876113D1 DE 3876113 D1 DE3876113 D1 DE 3876113D1 DE 8888102916 T DE8888102916 T DE 8888102916T DE 3876113 T DE3876113 T DE 3876113T DE 3876113 D1 DE3876113 D1 DE 3876113D1
Authority
DE
Germany
Prior art keywords
frequency output
output amplifier
sound frequency
sound
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.)
Expired - Fee Related
Application number
DE8888102916T
Other languages
English (en)
Other versions
DE3876113T2 (de
Inventor
Kazuo C O Patent Divi Imanishi
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.)
Toshiba Corp
Original Assignee
Toshiba 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 Toshiba Corp filed Critical Toshiba Corp
Application granted granted Critical
Publication of DE3876113D1 publication Critical patent/DE3876113D1/de
Publication of DE3876113T2 publication Critical patent/DE3876113T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/30—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
DE8888102916T 1987-02-27 1988-02-26 Tonfrequenzausgangsverstaerker. Expired - Fee Related DE3876113T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62044542A JPH0618294B2 (ja) 1987-02-27 1987-02-27 音声出力増幅器

Publications (2)

Publication Number Publication Date
DE3876113D1 true DE3876113D1 (de) 1993-01-07
DE3876113T2 DE3876113T2 (de) 1993-04-15

Family

ID=12694394

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888102916T Expired - Fee Related DE3876113T2 (de) 1987-02-27 1988-02-26 Tonfrequenzausgangsverstaerker.

Country Status (6)

Country Link
US (1) US4821000A (de)
EP (1) EP0280327B1 (de)
JP (1) JPH0618294B2 (de)
KR (1) KR900007923B1 (de)
DE (1) DE3876113T2 (de)
HK (1) HK129293A (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5014320A (en) * 1988-05-25 1991-05-07 Yamaha Corporation Driving apparatus, and control information storage body and protection circuit therefor
JP2542934Y2 (ja) * 1990-08-21 1997-07-30 関西日本電気株式会社 保護回路
US5255094A (en) * 1990-10-10 1993-10-19 Thomson Consumer Electronics, S.A. Muting circuit for eliminating transient signals generated due to power supply turn-on and turn-off
US5224169A (en) * 1991-05-13 1993-06-29 Thomson Consumer Electronics, Inc. Protection arrangement for an audio output channel
US5311143A (en) * 1992-07-02 1994-05-10 Motorola, Inc. RF amplifier bias control method and apparatus
FR2741212B1 (fr) * 1995-11-14 1998-01-30 Sgs Thomson Microelectronics Dispositif de limitation du courant de sortie d'un amplificateur operationnel
EP1154568A3 (de) * 2000-04-19 2005-08-10 THOMSON multimedia Elektronische Vorrichtungen mit einem Audioverstärker und Verfahren zum Steuern solcher elektronischen Vorrichtungen
JP5054394B2 (ja) * 2007-03-06 2012-10-24 新日本無線株式会社 電流源制御回路
US8644777B2 (en) 2010-05-07 2014-02-04 Skyworks Solutions, Inc. System and method for power amplifier over-voltage protection
US8487705B2 (en) * 2010-05-26 2013-07-16 Triquint Semiconductor, Inc. Protection circuit for radio frequency power amplifier
US8538368B1 (en) 2011-11-14 2013-09-17 Triquint Semiconductor, Inc. Dynamic power limiter circuit

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2538423C3 (de) * 1975-08-29 1980-02-14 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schutzschaltungsanordnung für Gegentakt-B-Verstarker mit zwei gegen Bezugspotential geschalteten Betriebsspannungen
JPS57124909A (en) * 1981-01-27 1982-08-04 Toshiba Corp Output transistor protection circuit
JPS60112303A (ja) * 1983-11-22 1985-06-18 Toshiba Corp 出力トランジスタの保護回路
IT1213158B (it) * 1984-04-20 1989-12-14 Ates Componenti Elettron Circuito di controllo dell'accensione per amplificatore audio.
DE3429701A1 (de) * 1984-08-11 1986-02-20 Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen Ueberlastungsschutzschaltung fuer einen niederfrequenzverstaerker
JPS61152108A (ja) * 1984-12-26 1986-07-10 Hitachi Ltd 増幅回路

Also Published As

Publication number Publication date
DE3876113T2 (de) 1993-04-15
JPH0618294B2 (ja) 1994-03-09
JPS63211905A (ja) 1988-09-05
KR880010561A (ko) 1988-10-10
EP0280327B1 (de) 1992-11-25
HK129293A (en) 1993-12-03
EP0280327A3 (en) 1989-04-26
US4821000A (en) 1989-04-11
KR900007923B1 (ko) 1990-10-23
EP0280327A2 (de) 1988-08-31

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee