DE68927535T2 - Verstärker - Google Patents

Verstärker

Info

Publication number
DE68927535T2
DE68927535T2 DE68927535T DE68927535T DE68927535T2 DE 68927535 T2 DE68927535 T2 DE 68927535T2 DE 68927535 T DE68927535 T DE 68927535T DE 68927535 T DE68927535 T DE 68927535T DE 68927535 T2 DE68927535 T2 DE 68927535T2
Authority
DE
Germany
Prior art keywords
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
DE68927535T
Other languages
English (en)
Other versions
DE68927535D1 (de
Inventor
Ian Juso Dedic
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.)
Microsemi Semiconductor Ltd
Original Assignee
Plessey Semiconductors Ltd
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 Plessey Semiconductors Ltd filed Critical Plessey Semiconductors Ltd
Publication of DE68927535D1 publication Critical patent/DE68927535D1/de
Application granted granted Critical
Publication of DE68927535T2 publication Critical patent/DE68927535T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H03F1/301—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters in MOSFET 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
    • H03F1/307—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters in push-pull amplifiers
    • H03F1/308—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters in push-pull amplifiers using MOSFET
DE68927535T 1988-06-06 1989-06-02 Verstärker Expired - Fee Related DE68927535T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888813349A GB8813349D0 (en) 1988-06-06 1988-06-06 Amplifiers

Publications (2)

Publication Number Publication Date
DE68927535D1 DE68927535D1 (de) 1997-01-23
DE68927535T2 true DE68927535T2 (de) 1997-04-17

Family

ID=10638150

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68927535T Expired - Fee Related DE68927535T2 (de) 1988-06-06 1989-06-02 Verstärker

Country Status (4)

Country Link
US (1) US4963837A (de)
EP (1) EP0346011B1 (de)
DE (1) DE68927535T2 (de)
GB (2) GB8813349D0 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5347388A (en) * 1989-12-01 1994-09-13 Scientific-Atlanta, Inc. Push-pull optical receiver having gain control
SG63578A1 (en) * 1990-11-16 1999-03-30 Seiko Epson Corp Thin film semiconductor device process for fabricating the same and silicon film
JP3038952B2 (ja) * 1991-03-15 2000-05-08 日本電気株式会社 増幅回路
DE59109062D1 (de) * 1991-04-16 1998-11-12 Siemens Ag Ausgangspufferverstärker mit grossem Signalhub
US5142219A (en) * 1991-05-01 1992-08-25 Winbond Electronics North America Corporation Switchable current-reference voltage generator
US5162753A (en) * 1991-11-27 1992-11-10 At&T Bell Laboratories Amplifier arrangement for use as a line driver
US5229721A (en) * 1992-04-06 1993-07-20 Plantronics, Inc. Micropower amplifier/transducer driver with signal expansion
DE4329865C2 (de) * 1993-09-03 1995-12-14 Siemens Ag Schaltungsanordnung zur Einstellung des Querstroms einer Gegentaktendstufe
US5481213A (en) * 1993-12-17 1996-01-02 National Semiconductor Corporation Cross-conduction prevention circuit for power amplifier output stage
EP0684698B1 (de) * 1994-05-23 1999-11-17 STMicroelectronics S.r.l. Verstärkerausgangsstufe der Klasse "AB"
US5642078A (en) * 1995-09-29 1997-06-24 Crystal Semiconductor Corporation Amplifier having frequency compensation by gain degeneration
US5825246A (en) * 1996-08-19 1998-10-20 Motorola, Inc. Low voltage class AB amplifier
US5959475A (en) * 1998-01-13 1999-09-28 Xerox Corporation Complementary push-pull CMOS source follower analog video buffer
US6111464A (en) * 1999-07-23 2000-08-29 Nokia Networks Oy Amplifier having bias circuit self-compensating for VGS process variation and IDS aging
JP3452004B2 (ja) * 1999-12-02 2003-09-29 ヤマハ株式会社 差動増幅回路
US20030054780A1 (en) * 2000-09-05 2003-03-20 Hitachi, Ltd. High frequency power amplifying circuit, and mobile communication apparatus using it
US6255909B1 (en) * 2000-11-02 2001-07-03 Texas Instruments Incorporated Ultra low voltage CMOS class AB power amplifier with parasitic capacitance internal compensation
US6529074B1 (en) * 2001-07-26 2003-03-04 Cirrus Logic, Inc. Circuits and methods for output impedance matching in switched mode circuits
US6603356B1 (en) * 2001-12-07 2003-08-05 Lsi Logic Corporation Method and circuit for controlling quiescent current of amplifier
US6781459B1 (en) 2003-04-24 2004-08-24 Omega Reception Technologies, Inc. Circuit for improved differential amplifier and other applications
US7541796B2 (en) * 2005-07-06 2009-06-02 Micrel, Incorporated MOSFET triggered current boosting technique for power devices
DE102006023710B4 (de) * 2006-05-19 2012-03-29 Xignal Technologies Ag Klasse-AB-Verstärkerschaltung mit kombinierter Ruhestrom- und Gleichtaktregelung
US7538617B2 (en) * 2006-05-19 2009-05-26 National Semiconductor Germany Ag Class AB amplifier circuit with combined quiescent current and common mode control
US7474153B1 (en) * 2006-05-23 2009-01-06 Marvell International Ltd. Dual stage source/sink amplifier circuit with quiescent current determination
US7471151B2 (en) * 2007-05-14 2008-12-30 Trendchip Technologies Corp. Circuits for quiescent current control

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU647847A1 (ru) * 1975-10-03 1979-02-15 Предприятие П/Я В-8624 Операционный усилитель
JPS55132112A (en) * 1979-03-31 1980-10-14 Toshiba Corp Power amplifying circuit
US4284959A (en) * 1979-11-13 1981-08-18 Rca Corporation Folded-cascode amplifier arrangement with cascode load means
US4480230A (en) * 1983-07-05 1984-10-30 National Semiconductor Corporation Large swing CMOS power amplifier
NL8400634A (nl) * 1984-02-29 1985-09-16 Philips Nv Balansversterker.
NL8502380A (nl) * 1985-08-30 1987-03-16 Philips Nv Versterkerschakeling.
IT1201839B (it) * 1986-08-08 1989-02-02 Sgs Microelettronica Spa Amplificatore operazionale di potenza cmos ad uscita interamente differenziale

Also Published As

Publication number Publication date
GB8813349D0 (en) 1988-07-13
EP0346011B1 (de) 1996-12-11
GB2219456A (en) 1989-12-06
DE68927535D1 (de) 1997-01-23
EP0346011A2 (de) 1989-12-13
GB2219456B (en) 1992-10-21
GB8912778D0 (en) 1989-07-19
EP0346011A3 (de) 1990-11-22
US4963837A (en) 1990-10-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: MITEL SEMICONDUCTOR LTD., SWINDON, WILTSHIRE, GB

8339 Ceased/non-payment of the annual fee