DE3876113D1 - Tonfrequenzausgangsverstaerker. - Google Patents

Tonfrequenzausgangsverstaerker.

Info

Publication number: DE3876113D1
Authority: DE; Germany
Prior art keywords: frequency output; output amplifier; sound frequency; sound; amplifier
Prior art date: 1987-02-27
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.)

1987-02-27

Filing date

1988-02-26

Publication date

1993-01-07

1988-02-26 Application filed by Toshiba Corp filed Critical Toshiba Corp

1993-01-07 Publication of DE3876113D1 publication Critical patent/DE3876113D1/de

1993-04-15 Application granted granted Critical

1993-04-15 Publication of DE3876113T2 publication Critical patent/DE3876113T2/de

2008-02-27 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

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

1987
- 1987-02-27 JP JP62044542A patent/JPH0618294B2/ja not_active Expired - Fee Related
1988
- 1988-02-26 EP EP88102916A patent/EP0280327B1/de not_active Expired - Lifetime
- 1988-02-26 DE DE8888102916T patent/DE3876113T2/de not_active Expired - Fee Related
- 1988-02-26 US US07/160,838 patent/US4821000A/en not_active Expired - Lifetime
- 1988-02-27 KR KR1019880002116A patent/KR900007923B1/ko not_active IP Right Cessation
1993
- 1993-11-25 HK HK1292/93A patent/HK129293A/xx not_active IP Right Cessation

Also Published As

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

Publication	Publication Date	Title
DE3870475D1 (de)	1992-06-04	Tonfrequenzverstaerker.
DE3852538D1 (de)	1995-02-02	Elektroakustischer Wandler.
DK158688A (da)	1988-09-25	Hoejfrekvens signal-forstaerker
DE68914268D1 (de)	1994-05-05	Elektroakustischer Wandler.
DE3578538D1 (de)	1990-08-09	Digitaler tonfrequenzverstaerker.
KR900004130U (ko)	1990-02-08	전기 음향 변환기
DE3852941D1 (de)	1995-03-16	Lautsprechermembran.
DE3878069D1 (de)	1993-03-18	Breitbandverstaerker.
DE3850729D1 (de)	1994-08-25	Monolithischer integrierter Mikrowellenverstärker.
DE68919383D1 (de)	1994-12-22	Verstärkerschaltung.
DE68910325D1 (de)	1993-12-02	Tonaufnahmepult.
DE3778411D1 (de)	1992-05-27	Tonfrequenzsignal-identifiziergeraet.
DE3863040D1 (de)	1991-07-04	Verstaerkerschaltung.
DE3879600D1 (de)	1993-04-29	Operationsverstaerker.
DE3586368D1 (de)	1992-08-27	Hochfrequenzverstaerker.
DE68912363D1 (de)	1994-03-03	Logarithmischer Verstärker.
DE3876113D1 (de)	1993-01-07	Tonfrequenzausgangsverstaerker.
DE58907550D1 (de)	1994-06-01	Leistungsverstärker.
DK511784D0 (da)	1984-10-26	Lydgengivelsessystem
DE58908675D1 (de)	1995-01-12	Leistungsverstärker.
DE68915221D1 (de)	1994-06-16	Verstärker.
DE3870435D1 (de)	1992-05-27	Tonwiedergabegeraet.
DE3850923D1 (de)	1994-09-08	Operationsverstärkerstufen.
DE58908955D1 (de)	1995-03-16	Elektroakustischer Wandler.
IT8720337A0 (it)	1987-04-30	Amplificatore audio cosiddetto bridge perfezionato.

Legal Events

Date	Code	Title	Description
1993-12-23	8364	No opposition during term of opposition
1999-03-11	8339	Ceased/non-payment of the annual fee