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
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)
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)
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)
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 |
-
1980
- 1980-02-11 US US06/120,587 patent/US4337441A/en not_active Expired - Lifetime
-
1981
- 1981-01-02 GB GB8100076A patent/GB2069269B/en not_active Expired
- 1981-01-12 CA CA000368324A patent/CA1155502A/en not_active Expired
- 1981-02-04 NL NLAANVRAGE8100529,A patent/NL186787C/nl not_active IP Right Cessation
- 1981-02-05 DE DE3103969A patent/DE3103969C2/de not_active Expired
- 1981-02-09 JP JP1793981A patent/JPS56129411A/ja active Pending
- 1981-02-10 FR FR8102936A patent/FR2479606B1/fr not_active Expired
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 |