NL186787C - Voedingsspanningsstuureenheid voor een verschilversterker. - Google Patents

Voedingsspanningsstuureenheid voor een verschilversterker.

Info

Publication number
NL186787C
NL186787C NLAANVRAGE8100529,A NL8100529A NL186787C NL 186787 C NL186787 C NL 186787C NL 8100529 A NL8100529 A NL 8100529A NL 186787 C NL186787 C NL 186787C
Authority
NL
Netherlands
Prior art keywords
control unit
power supply
supply control
difference amplifier
amplifier
Prior art date
Application number
NLAANVRAGE8100529,A
Other languages
English (en)
Other versions
NL8100529A (nl
NL186787B (nl
Original Assignee
Tektronix 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 Tektronix Inc filed Critical Tektronix Inc
Publication of NL8100529A publication Critical patent/NL8100529A/nl
Publication of NL186787B publication Critical patent/NL186787B/nl
Application granted granted Critical
Publication of NL186787C publication Critical patent/NL186787C/nl

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45—Differential amplifiers
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
    • H03F3/45475—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using IC blocks as the active amplifying circuit
    • 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
    • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
    • H03F1/0211—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the supply voltage or current
    • H03F1/0216—Continuous control
    • H03F1/0222—Continuous control by using a signal derived from the input signal
    • 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
    • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
    • H03F1/0211—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the supply voltage or current
    • H03F1/0216—Continuous control
    • H03F1/0233—Continuous control by using a signal derived from the output signal, e.g. bootstrapping the voltage supply
    • 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
    • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
    • H03F1/0261—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the polarisation voltage or current, e.g. gliding Class A
    • 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
    • H03F2200/261—Amplifier which being suitable for instrumentation applications

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
NLAANVRAGE8100529,A 1980-02-11 1981-02-04 Voedingsspanningsstuureenheid voor een verschilversterker. NL186787C (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/120,587 US4337441A (en) 1980-02-11 1980-02-11 Supply-voltage driver for a differential amplifier
US12058780 1980-02-11

Publications (3)

Publication Number Publication Date
NL8100529A NL8100529A (nl) 1981-09-01
NL186787B NL186787B (nl) 1990-09-17
NL186787C true NL186787C (nl) 1991-02-18

Family

ID=22391260

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE8100529,A NL186787C (nl) 1980-02-11 1981-02-04 Voedingsspanningsstuureenheid voor een verschilversterker.

Country Status (7)

Country Link
US (1) US4337441A (nl)
JP (1) JPS56129411A (nl)
CA (1) CA1155502A (nl)
DE (1) DE3103969C2 (nl)
FR (1) FR2479606B1 (nl)
GB (1) GB2069269B (nl)
NL (1) NL186787C (nl)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2219900B (en) * 1988-06-14 1992-10-14 Abi Systems Limited Amplifiers
US5786698A (en) * 1996-03-07 1998-07-28 Ade Corporation Transducer Bootstrapping apparatus
JP4386498B2 (ja) * 1999-06-23 2009-12-16 株式会社ルネサステクノロジ 差動増幅回路
US6476621B1 (en) 2001-06-29 2002-11-05 Ade Corporation Self-bootstrapping transducer interface
US6965337B1 (en) * 2004-07-26 2005-11-15 Scintera Networks, Inc. Reference generator
EP2082611B8 (en) 2006-10-16 2011-10-05 THX Ltd Loudspeaker line array configurations and related sound processing
US7852017B1 (en) 2007-03-12 2010-12-14 Cirrus Logic, Inc. Ballast for light emitting diode light sources
US8723438B2 (en) 2007-03-12 2014-05-13 Cirrus Logic, Inc. Switch power converter control with spread spectrum based electromagnetic interference reduction
US7667408B2 (en) 2007-03-12 2010-02-23 Cirrus Logic, Inc. Lighting system with lighting dimmer output mapping
US7554473B2 (en) 2007-05-02 2009-06-30 Cirrus Logic, Inc. Control system using a nonlinear delta-sigma modulator with nonlinear process modeling
US8102127B2 (en) 2007-06-24 2012-01-24 Cirrus Logic, Inc. Hybrid gas discharge lamp-LED lighting system
EP3010145A3 (en) 2007-10-16 2016-06-01 THX Ltd Efficient power amplifier
DE102008025347B4 (de) * 2007-12-22 2015-07-09 Klaus Zametzky Elektronischer Verstärker
US8022683B2 (en) 2008-01-30 2011-09-20 Cirrus Logic, Inc. Powering a power supply integrated circuit with sense current
US8576589B2 (en) 2008-01-30 2013-11-05 Cirrus Logic, Inc. Switch state controller with a sense current generated operating voltage
US8008898B2 (en) 2008-01-30 2011-08-30 Cirrus Logic, Inc. Switching regulator with boosted auxiliary winding supply
US8008902B2 (en) 2008-06-25 2011-08-30 Cirrus Logic, Inc. Hysteretic buck converter having dynamic thresholds
US8212491B2 (en) 2008-07-25 2012-07-03 Cirrus Logic, Inc. Switching power converter control with triac-based leading edge dimmer compatibility
US8279628B2 (en) 2008-07-25 2012-10-02 Cirrus Logic, Inc. Audible noise suppression in a resonant switching power converter
US8344707B2 (en) 2008-07-25 2013-01-01 Cirrus Logic, Inc. Current sensing in a switching power converter
US8487546B2 (en) 2008-08-29 2013-07-16 Cirrus Logic, Inc. LED lighting system with accurate current control
US8222872B1 (en) 2008-09-30 2012-07-17 Cirrus Logic, Inc. Switching power converter with selectable mode auxiliary power supply
US8179110B2 (en) 2008-09-30 2012-05-15 Cirrus Logic Inc. Adjustable constant current source with continuous conduction mode (“CCM”) and discontinuous conduction mode (“DCM”) operation
US8288954B2 (en) 2008-12-07 2012-10-16 Cirrus Logic, Inc. Primary-side based control of secondary-side current for a transformer
US8362707B2 (en) 2008-12-12 2013-01-29 Cirrus Logic, Inc. Light emitting diode based lighting system with time division ambient light feedback response
US8299722B2 (en) 2008-12-12 2012-10-30 Cirrus Logic, Inc. Time division light output sensing and brightness adjustment for different spectra of light emitting diodes
US7994863B2 (en) * 2008-12-31 2011-08-09 Cirrus Logic, Inc. Electronic system having common mode voltage range enhancement
JP5670355B2 (ja) 2009-02-25 2015-02-18 ティ エイチ エックス リミテッド 低損失増幅器
US8138830B2 (en) * 2009-04-03 2012-03-20 Qualcomm, Incorporated Variable gain instrumentation amplifier
US8482223B2 (en) 2009-04-30 2013-07-09 Cirrus Logic, Inc. Calibration of lamps
US8212493B2 (en) 2009-06-30 2012-07-03 Cirrus Logic, Inc. Low energy transfer mode for auxiliary power supply operation in a cascaded switching power converter
US8198874B2 (en) 2009-06-30 2012-06-12 Cirrus Logic, Inc. Switching power converter with current sensing transformer auxiliary power supply
US8248145B2 (en) 2009-06-30 2012-08-21 Cirrus Logic, Inc. Cascode configured switching using at least one low breakdown voltage internal, integrated circuit switch to control at least one high breakdown voltage external switch
US8963535B1 (en) 2009-06-30 2015-02-24 Cirrus Logic, Inc. Switch controlled current sensing using a hall effect sensor
US9155174B2 (en) 2009-09-30 2015-10-06 Cirrus Logic, Inc. Phase control dimming compatible lighting systems
US9178415B1 (en) 2009-10-15 2015-11-03 Cirrus Logic, Inc. Inductor over-current protection using a volt-second value representing an input voltage to a switching power converter
US8654483B2 (en) 2009-11-09 2014-02-18 Cirrus Logic, Inc. Power system having voltage-based monitoring for over current protection
US8569972B2 (en) 2010-08-17 2013-10-29 Cirrus Logic, Inc. Dimmer output emulation
US8536799B1 (en) 2010-07-30 2013-09-17 Cirrus Logic, Inc. Dimmer detection
GB2484475A (en) * 2010-10-11 2012-04-18 Toshiba Res Europ Ltd A power supply modulator for an RF amplifier, using a current-output class G amplifier
JP5498998B2 (ja) * 2011-08-12 2014-05-21 株式会社東芝 電力増幅回路
US8665021B2 (en) 2012-07-17 2014-03-04 Analog Devices, Inc. Apparatus and methods for amplifier power supply control
US9484860B2 (en) 2013-03-12 2016-11-01 Thx Ltd. Tracking power supply with increased boost capability
US9065400B2 (en) * 2013-09-20 2015-06-23 Honeywell International Inc. Programmable-gain instrumentation amplifier

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3423689A (en) * 1965-08-19 1969-01-21 Hewlett Packard Co Direct current amplifier
US3478275A (en) * 1966-01-21 1969-11-11 Dana Lab Inc Amplifier system with power supply control for a balanced power
US3453554A (en) * 1968-08-05 1969-07-01 Beckman Instruments Inc High performance circuit instrumentation amplifier with high common mode rejection
US3757239A (en) * 1971-12-02 1973-09-04 Avco Corp Direct current amplifier drift reduction method
US4092701A (en) * 1976-12-08 1978-05-30 The United States Of America As Represented By The Secretary Of The Navy Ultra high input impedance/voltage range amplifier
GB2038127A (en) * 1978-12-11 1980-07-16 Mohapatra S N Interface circuits

Also Published As

Publication number Publication date
US4337441A (en) 1982-06-29
CA1155502A (en) 1983-10-18
GB2069269B (en) 1984-05-23
NL8100529A (nl) 1981-09-01
DE3103969A1 (de) 1981-12-03
FR2479606A1 (fr) 1981-10-02
JPS56129411A (en) 1981-10-09
DE3103969C2 (de) 1982-09-09
GB2069269A (en) 1981-08-19
FR2479606B1 (fr) 1987-10-30
NL186787B (nl) 1990-09-17

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
SNR Assignments of patents or rights arising from examined patent applications

Owner name: CREDENCE SYSTEMS CORPORATION

V1 Lapsed because of non-payment of the annual fee

Effective date: 19950901