DK0458071T3 - Standbølgeforhold-adaptivt effektforstærkersystem - Google Patents

Standbølgeforhold-adaptivt effektforstærkersystem

Info

Publication number
DK0458071T3
DK0458071T3 DK91106405.3T DK91106405T DK0458071T3 DK 0458071 T3 DK0458071 T3 DK 0458071T3 DK 91106405 T DK91106405 T DK 91106405T DK 0458071 T3 DK0458071 T3 DK 0458071T3
Authority
DK
Denmark
Prior art keywords
stand
power amplifier
amplifier system
wave ratio
adaptive power
Prior art date
Application number
DK91106405.3T
Other languages
English (en)
Inventor
Charles R Jackson
Douglas Ronald Burke
Original Assignee
E Systems 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=24102879&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DK0458071(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by E Systems Inc filed Critical E Systems Inc
Application granted granted Critical
Publication of DK0458071T3 publication Critical patent/DK0458071T3/da

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
    • H03F1/02—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
    • H03F1/52—Circuit arrangements for protecting such amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/132—Hybrid coupler placed in a feedback circuit of an amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/198—A hybrid coupler being used as coupling circuit between stages of an amplifier circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/462—Indexing scheme relating to amplifiers the current being sensed
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/471—Indexing scheme relating to amplifiers the voltage being sensed
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/504—Indexing scheme relating to amplifiers the supply voltage or current being continuously controlled by a controlling signal, e.g. the controlling signal of a transistor implemented as variable resistor in a supply path for, an IC-block showed amplifier

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
DK91106405.3T 1990-05-24 1991-04-20 Standbølgeforhold-adaptivt effektforstærkersystem DK0458071T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/527,777 US5081425A (en) 1990-05-24 1990-05-24 Vswr adaptive power amplifier system

Publications (1)

Publication Number Publication Date
DK0458071T3 true DK0458071T3 (da) 1996-02-19

Family

ID=24102879

Family Applications (1)

Application Number Title Priority Date Filing Date
DK91106405.3T DK0458071T3 (da) 1990-05-24 1991-04-20 Standbølgeforhold-adaptivt effektforstærkersystem

Country Status (8)

Country Link
US (1) US5081425A (da)
EP (1) EP0458071B2 (da)
DE (1) DE69115987T3 (da)
DK (1) DK0458071T3 (da)
GR (1) GR3018603T3 (da)
IL (1) IL98236A (da)
NO (1) NO179158C (da)
TR (1) TR25361A (da)

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US6137366A (en) * 1998-04-07 2000-10-24 Maxim Integrated Products, Inc. High VSWR mismatch output stage
US6097250A (en) * 1999-04-22 2000-08-01 Scientific-Atlanta, Inc. Amplifier circuit
US6307364B1 (en) 1999-08-27 2001-10-23 Rf Micro Devices, Inc. Power sensor for RF power amplifier
US6329809B1 (en) 1999-08-27 2001-12-11 Rf Micro Devices, Inc. RF power amplifier output power sensor
DE19959406A1 (de) * 1999-12-09 2001-06-13 Rohde & Schwarz 90 DEG -Leistungsteiler
US6265943B1 (en) 2000-01-27 2001-07-24 Rf Micro Devices, Inc. Integrated RF power sensor that compensates for bias changes
US20030054780A1 (en) * 2000-09-05 2003-03-20 Hitachi, Ltd. High frequency power amplifying circuit, and mobile communication apparatus using it
WO2002031967A2 (en) 2000-10-10 2002-04-18 California Institute Of Technology Distributed circular geometry power amplifier architecture
US6856199B2 (en) 2000-10-10 2005-02-15 California Institute Of Technology Reconfigurable distributed active transformers
GB0028689D0 (en) * 2000-11-24 2001-01-10 Qualcomm Uk Ltd Amplifier circuit
US6683496B2 (en) * 2001-08-20 2004-01-27 Harris Corporation System and method for minimizing dissipation in RF power amplifiers
US6611169B2 (en) * 2001-10-01 2003-08-26 Gibson Guitar Corp. Power supply regulation and protection circuit for audio power amplifier
TWI326967B (en) 2002-03-11 2010-07-01 California Inst Of Techn Differential amplifier
US6624702B1 (en) 2002-04-05 2003-09-23 Rf Micro Devices, Inc. Automatic Vcc control for optimum power amplifier efficiency
US6856200B1 (en) 2002-09-19 2005-02-15 Marvell International Ltd. Protection circuit and method for RF power amplifiers in WLAN tranceivers
US7010284B2 (en) * 2002-11-06 2006-03-07 Triquint Semiconductor, Inc. Wireless communications device including power detector circuit coupled to sample signal at interior node of amplifier
US20040072554A1 (en) * 2002-10-15 2004-04-15 Triquint Semiconductor, Inc. Automatic-bias amplifier circuit
US20040070454A1 (en) * 2002-10-15 2004-04-15 Triquint Semiconductor, Inc. Continuous bias circuit and method for an amplifier
US7177370B2 (en) * 2003-12-17 2007-02-13 Triquint Semiconductor, Inc. Method and architecture for dual-mode linear and saturated power amplifier operation
JP2005191791A (ja) * 2003-12-25 2005-07-14 Matsushita Electric Ind Co Ltd 電力増幅器の保護回路
EP1759455B1 (en) * 2004-03-31 2019-03-13 Axiom Microdevices, Inc. Distributed active transformer power control techniques
WO2006111186A1 (en) * 2005-04-18 2006-10-26 Freescale Semiconductor, Inc An adaptive protection circuit for a power amplifier
US7330070B2 (en) * 2005-11-10 2008-02-12 Nokia Corporation Method and arrangement for optimizing efficiency of a power amplifier
US7590395B2 (en) * 2006-07-27 2009-09-15 Harris Corporation Power management scheme for software-defined radios
US7486137B2 (en) 2006-09-08 2009-02-03 Axiom Microdevices, Inc. System and method for power amplifier output power control
US7733176B2 (en) 2006-09-08 2010-06-08 Infineon Technologies Ag System and method for power amplifier output power control
US7710197B2 (en) 2007-07-11 2010-05-04 Axiom Microdevices, Inc. Low offset envelope detector and method of use
EP2953425B1 (en) 2014-06-03 2019-08-21 Ampleon Netherlands B.V. Radio frequency heating apparatus
WO2019055476A2 (en) 2017-09-14 2019-03-21 Cellencor, Inc. HIGH POWER SEMICONDUCTOR MICROWAVE GENERATOR FOR RADIO FREQUENCY ENERGY APPLICATIONS

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US3263172A (en) * 1963-06-20 1966-07-26 Motorola Inc Transistor transmitter output amplifier protection means
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US3323065A (en) * 1964-05-11 1967-05-30 Motorola Inc Transistor protection circuit for radio transmitter
US3426290A (en) * 1965-10-20 1969-02-04 Honeywell Inc Amplifier having series regulated voltage supply
US3423688A (en) * 1965-11-09 1969-01-21 Bell Telephone Labor Inc Hybrid-coupled amplifier
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US3996524A (en) * 1975-11-05 1976-12-07 Rca Corporation Linear amplifier utilizing adaptive biasing
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Also Published As

Publication number Publication date
NO911990D0 (no) 1991-05-23
NO179158B (no) 1996-05-06
GR3018603T3 (en) 1996-04-30
DE69115987T3 (de) 2000-07-27
NO179158C (no) 1996-08-14
EP0458071B1 (en) 1996-01-03
EP0458071B2 (en) 2000-03-29
DE69115987D1 (de) 1996-02-15
NO911990L (no) 1991-11-25
IL98236A (en) 1994-07-31
EP0458071A1 (en) 1991-11-27
TR25361A (tr) 1993-03-01
US5081425A (en) 1992-01-14
DE69115987T2 (de) 1996-09-05
IL98236A0 (en) 1992-06-21

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