NL7714512A - Versterkerinrichting. - Google Patents

Versterkerinrichting.

Info

Publication number
NL7714512A
NL7714512A NL7714512A NL7714512A NL7714512A NL 7714512 A NL7714512 A NL 7714512A NL 7714512 A NL7714512 A NL 7714512A NL 7714512 A NL7714512 A NL 7714512A NL 7714512 A NL7714512 A NL 7714512A
Authority
NL
Netherlands
Prior art keywords
amplifier device
amplifier
Prior art date
Application number
NL7714512A
Other languages
English (en)
Original Assignee
Thomson Csf
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 Thomson Csf filed Critical Thomson Csf
Publication of NL7714512A publication Critical patent/NL7714512A/nl

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/24—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages
    • H03F3/245—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages with semiconductor devices only
    • 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
    • H03F1/30—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
    • 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
    • H03F2200/204—A hybrid coupler being used at the output of an amplifier circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/321—Use of a microprocessor in an amplifier circuit or its control circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/468—Indexing scheme relating to amplifiers the temperature being sensed

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
NL7714512A 1976-12-31 1977-12-29 Versterkerinrichting. NL7714512A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7639716A FR2376556A1 (fr) 1976-12-31 1976-12-31 Dispositif amplificateur de puissance auto-adaptatif en fonction des servitudes d'exploitation

Publications (1)

Publication Number Publication Date
NL7714512A true NL7714512A (nl) 1978-07-04

Family

ID=9181802

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7714512A NL7714512A (nl) 1976-12-31 1977-12-29 Versterkerinrichting.

Country Status (7)

Country Link
US (1) US4131860A (nl)
CA (1) CA1091776A (nl)
DE (1) DE2758933C3 (nl)
FR (1) FR2376556A1 (nl)
GB (1) GB1560329A (nl)
NL (1) NL7714512A (nl)
SE (1) SE426198B (nl)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL188130C (nl) * 1978-11-06 1992-04-01 Carver R W Audioversterker en voedingstoestel met hoog rendement en gering gewicht.
US4442408A (en) * 1982-05-13 1984-04-10 International Business Machines Corporation Differential amplifier with auto bias adjust
US4439741A (en) * 1982-06-28 1984-03-27 Motorola, Inc. Stabilized high efficiency radio frequency amplifier
US4617522A (en) * 1984-03-20 1986-10-14 General Instrument Corporation Temperature regulated feedforward amplifier
CA1214228A (en) * 1985-04-23 1986-11-18 Min-Tai Hong Audio frequency amplifier supplied with dynamic power on demand
US4647871A (en) * 1985-11-22 1987-03-03 Motorola, Inc. Adaptive impedance mismatch detector system
US4939786A (en) * 1987-03-09 1990-07-03 Motorola, Inc. Adaptive thermal protection for a power amplifier by remote sense
DE3827579A1 (de) * 1988-08-13 1990-02-15 Licentia Gmbh Senderanordnung
FR2693058A1 (fr) * 1992-06-26 1993-12-31 Thomson Csf Etage d'excitation d'un tube d'émission pour émetteur à ondes courtes.
US7269034B2 (en) 1997-01-24 2007-09-11 Synqor, Inc. High efficiency power converter
US6133792A (en) * 1998-09-17 2000-10-17 Telefonakteibolaget Lm Ericsson Method and apparatus for preventing power amplifier saturation
US6611169B2 (en) * 2001-10-01 2003-08-26 Gibson Guitar Corp. Power supply regulation and protection circuit for audio power amplifier
GB2479166B (en) 2010-03-30 2017-09-13 Snaptrack Inc Efficient supply voltage
US9954436B2 (en) 2010-09-29 2018-04-24 Qorvo Us, Inc. Single μC-buckboost converter with multiple regulated supply outputs
EP4220950A3 (en) * 2011-05-05 2023-12-06 Qorvo US, Inc. Power management architecture for modulated and constant supply operation
US9813036B2 (en) 2011-12-16 2017-11-07 Qorvo Us, Inc. Dynamic loadline power amplifier with baseband linearization
DE102012219430B4 (de) 2012-10-24 2023-07-06 Rohde & Schwarz GmbH & Co. Kommanditgesellschaft Sendersystem mit rekonfigurierbaren Verstärkern
US9929696B2 (en) 2013-01-24 2018-03-27 Qorvo Us, Inc. Communications based adjustments of an offset capacitive voltage
US10199950B1 (en) 2013-07-02 2019-02-05 Vlt, Inc. Power distribution architecture with series-connected bus converter
US9843294B2 (en) 2015-07-01 2017-12-12 Qorvo Us, Inc. Dual-mode envelope tracking power converter circuitry
US9973147B2 (en) 2016-05-10 2018-05-15 Qorvo Us, Inc. Envelope tracking power management circuit
US10476437B2 (en) 2018-03-15 2019-11-12 Qorvo Us, Inc. Multimode voltage tracker circuit

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3449680A (en) * 1966-03-29 1969-06-10 Motorola Inc Transistor protection circuit
DE2137249C3 (de) * 1971-07-26 1982-10-28 Deutsche Automobilgesellschaft Mbh, 3000 Hannover Schaltung zur Verringerung der Verlustleistung bei Leistungsendstufen von Gleichspannungsverstärkern mit Begrenzung des Ausgangsstromes
DE2533355C3 (de) * 1975-07-25 1985-12-05 Texas Instruments Deutschland Gmbh, 8050 Freising Regelbarer Verstärker für HF-Eingangsstufen

Also Published As

Publication number Publication date
DE2758933C3 (de) 1981-05-07
DE2758933A1 (de) 1978-07-06
GB1560329A (en) 1980-02-06
FR2376556A1 (fr) 1978-07-28
FR2376556B1 (nl) 1980-08-01
US4131860A (en) 1978-12-26
CA1091776A (en) 1980-12-16
SE426198B (sv) 1982-12-13
DE2758933B2 (de) 1980-09-04
SE7714805L (sv) 1978-07-02

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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
BV The patent application has lapsed