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AU6615700A - High-efficiency modulating rf amplifier - Google Patents

High-efficiency modulating rf amplifier

Info

Publication number
AU6615700A
AU6615700A AU66157/00A AU6615700A AU6615700A AU 6615700 A AU6615700 A AU 6615700A AU 66157/00 A AU66157/00 A AU 66157/00A AU 6615700 A AU6615700 A AU 6615700A AU 6615700 A AU6615700 A AU 6615700A
Authority
AU
Australia
Prior art keywords
amplifier
efficiency modulating
modulating
efficiency
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.)
Abandoned
Application number
AU66157/00A
Inventor
Earl W. Mccune
Ronald A. Meck
Wendell Sander
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.)
Tropian Inc
Original Assignee
Tropian 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
Priority claimed from US09/362,880 external-priority patent/US6198347B1/en
Priority claimed from US09/564,548 external-priority patent/US7265618B1/en
Application filed by Tropian Inc filed Critical Tropian Inc
Publication of AU6615700A publication Critical patent/AU6615700A/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C5/00—Amplitude modulation and angle modulation produced simultaneously or at will by the same modulating 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
    • H03F1/0222—Continuous control by using a signal derived from the input signal
    • H03F1/0227—Continuous control by using a signal derived from the input signal using supply converters
    • 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
    • H03F1/0244—Stepped control
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
    • H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
    • H03F3/193—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only with field-effect devices
    • H03F3/1935—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only with field-effect devices with junction-FET devices
    • 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
    • H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F3/217—Class D power amplifiers; Switching amplifiers
    • H03F3/2176—Class E amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/004—Control by varying the supply voltage
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2201/00—Indexing scheme relating to details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements covered by H03F1/00
    • H03F2201/32—Indexing scheme relating to modifications of amplifiers to reduce non-linear distortion
    • H03F2201/3215—To increase the output power or efficiency

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
AU66157/00A 1999-07-29 2000-07-31 High-efficiency modulating rf amplifier Abandoned AU6615700A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US09/362,880 US6198347B1 (en) 1999-07-29 1999-07-29 Driving circuits for switch mode RF power amplifiers
US09362880 1999-07-29
US09/564,548 US7265618B1 (en) 2000-05-04 2000-05-04 RF power amplifier having high power-added efficiency
US09564548 2000-05-04
PCT/US2000/020841 WO2001010013A1 (en) 1999-07-29 2000-07-31 High-efficiency modulating rf amplifier

Publications (1)

Publication Number Publication Date
AU6615700A true AU6615700A (en) 2001-02-19

Family

ID=27001827

Family Applications (1)

Application Number Title Priority Date Filing Date
AU66157/00A Abandoned AU6615700A (en) 1999-07-29 2000-07-31 High-efficiency modulating rf amplifier

Country Status (6)

Country Link
EP (1) EP1201024A1 (en)
JP (1) JP2003506941A (en)
KR (1) KR20020059343A (en)
CN (1) CN1249912C (en)
AU (1) AU6615700A (en)
WO (1) WO2001010013A1 (en)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
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GB0115082D0 (en) * 2001-06-20 2001-08-15 Nokia Networks Oy Power control for non-constant envelope modulation
EP1276232B1 (en) * 2001-07-13 2008-05-14 TTPCOM Limited Transmitter power amplifier control
US6819941B2 (en) * 2001-10-11 2004-11-16 Rf Micro Devices, Inc. Single output stage power amplification for multimode applications
US6624711B1 (en) 2002-06-11 2003-09-23 Motorola, Inc. Method and apparatus for power modulating to prevent instances of clipping
US6624712B1 (en) 2002-06-11 2003-09-23 Motorola, Inc. Method and apparatus for power modulating to prevent instances of clipping
US7245183B2 (en) 2002-11-14 2007-07-17 M/A-Com Eurotec Bv Apparatus, methods and articles of manufacture for processing an electromagnetic wave
US7187231B2 (en) 2002-12-02 2007-03-06 M/A-Com, Inc. Apparatus, methods and articles of manufacture for multiband signal processing
US6891432B2 (en) 2002-11-14 2005-05-10 Mia-Com, Inc. Apparatus, methods and articles of manufacture for electromagnetic processing
US7545865B2 (en) 2002-12-03 2009-06-09 M/A-Com, Inc. Apparatus, methods and articles of manufacture for wideband signal processing
US7203262B2 (en) 2003-05-13 2007-04-10 M/A-Com, Inc. Methods and apparatus for signal modification in a fractional-N phase locked loop system
US7526260B2 (en) 2002-11-14 2009-04-28 M/A-Com Eurotec, B.V. Apparatus, methods and articles of manufacture for linear signal modification
US6924699B2 (en) 2003-03-06 2005-08-02 M/A-Com, Inc. Apparatus, methods and articles of manufacture for digital modification in electromagnetic signal processing
US7298854B2 (en) 2002-12-04 2007-11-20 M/A-Com, Inc. Apparatus, methods and articles of manufacture for noise reduction in electromagnetic signal processing
JP2004200130A (en) * 2002-12-20 2004-07-15 Ulvac Japan Ltd Voltage control method and voltage control circuit device for quadrupole mass spectrometer
US6801082B2 (en) 2002-12-31 2004-10-05 Motorola, Inc. Power amplifier circuit and method using bandlimited signal component estimates
US6859098B2 (en) 2003-01-17 2005-02-22 M/A-Com, Inc. Apparatus, methods and articles of manufacture for control in an electromagnetic processor
KR100728086B1 (en) * 2003-09-16 2007-06-14 한국과학기술연구원 High-output pulsed RF power generator using a vacuum method circuit of a vacuum tube and a semiconductor switching element
KR100767763B1 (en) * 2003-09-16 2007-10-17 노키아 코포레이션 A Radio frequency transmitter with hybrid switched mode/linear power amplifier power supply for use in polar transmitter
US7091778B2 (en) 2003-09-19 2006-08-15 M/A-Com, Inc. Adaptive wideband digital amplifier for linearly modulated signal amplification and transmission
US7343138B2 (en) 2003-12-08 2008-03-11 M/A-Com, Inc. Compensating for load pull in electromagentic signal propagation using adaptive impedance matching
DE102005010904B4 (en) * 2005-03-09 2010-06-02 Infineon Technologies Ag Voltage regulating circuit and method for supplying an electrical component with a supply voltage
KR100656333B1 (en) * 2005-04-27 2006-12-13 한국과학기술원 Power Amplifier with Automatic Switching
US7199658B2 (en) * 2005-05-18 2007-04-03 International Business Machines Corporation Circuits and methods for implementing power amplifiers for millimeter wave applications
CN101213755B (en) * 2005-06-30 2012-07-04 松下电器产业株式会社 Transmission circuit and communication device
GB2432982A (en) * 2005-11-30 2007-06-06 Toshiba Res Europ Ltd An EER RF amplifier with PWM signal switching
JP2007180644A (en) * 2005-12-27 2007-07-12 Sharp Corp Switching amplifier
ATE515105T1 (en) * 2006-02-10 2011-07-15 Nxp Bv POWER AMPLIFIER
CN101110595B (en) * 2006-07-21 2010-06-09 联发科技股份有限公司 Multi-stage LINC transmitter
US8830710B2 (en) 2012-06-25 2014-09-09 Eta Devices, Inc. RF energy recovery system
CN102843108B (en) * 2012-09-21 2016-07-06 中国科学院上海微系统与信息技术研究所 A kind of efficient linear radio frequency power amplifying device and method
US9281788B2 (en) 2013-03-15 2016-03-08 Analog Devices, Inc. All digital zero-voltage switching
EP2779443B1 (en) * 2013-03-15 2017-07-19 Analog Devices, Inc. All digital zero-voltage switching
CN104052409B (en) * 2013-03-15 2018-01-19 美国亚德诺半导体公司 Digital zero voltage switching
US10056924B2 (en) 2013-08-19 2018-08-21 Analog Devices, Inc. High output power digital-to-analog converter system
US8970418B1 (en) 2013-08-19 2015-03-03 Analog Devices, Inc. High output power digital-to-analog converter system
US9461590B2 (en) * 2014-12-12 2016-10-04 Intel Corporation Envelope tracking in connection with simultaneous transmission in one or more frequency bands
US10735034B1 (en) * 2019-08-13 2020-08-04 Eridan Communications, Inc. Polar modulation transmitter with wideband product mode control
CN112511119B (en) 2020-12-01 2021-07-23 锐石创芯（深圳）科技有限公司 Interstage matching circuit and push-pull power amplifier circuit

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3919656A (en) * 1973-04-23 1975-11-11 Nathan O Sokal High-efficiency tuned switching power amplifier
US4831334A (en) * 1987-06-08 1989-05-16 Hughes Aircraft Company Envelope amplifier
FR2768574A1 (en) * 1997-09-15 1999-03-19 Motorola Semiconducteurs Power amplifier circuit for mobile radio communications, which has less energy consumption and is produced by a cost-effective method

Also Published As

Publication number Publication date
WO2001010013A9 (en) 2002-09-06
WO2001010013A1 (en) 2001-02-08
KR20020059343A (en) 2002-07-12
CN1249912C (en) 2006-04-05
CN1371545A (en) 2002-09-25
JP2003506941A (en) 2003-02-18
EP1201024A1 (en) 2002-05-02

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase