AU2001232870A1 - A switchless high efficiency amplifier - Google Patents

A switchless high efficiency amplifier

Info

Publication number
AU2001232870A1
AU2001232870A1 AU2001232870A AU3287001A AU2001232870A1 AU 2001232870 A1 AU2001232870 A1 AU 2001232870A1 AU 2001232870 A AU2001232870 A AU 2001232870A AU 3287001 A AU3287001 A AU 3287001A AU 2001232870 A1 AU2001232870 A1 AU 2001232870A1
Authority
AU
Australia
Prior art keywords
switchless
high efficiency
efficiency amplifier
amplifier
switchless high
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
AU2001232870A
Inventor
A. J. Mcinnis
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.)
Motorola Wireline Networks Inc
Original Assignee
Next Level Communications 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 Next Level Communications Inc filed Critical Next Level Communications Inc
Publication of AU2001232870A1 publication Critical patent/AU2001232870A1/en
Abandoned legal-status Critical Current

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
    • H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F3/211—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only using a combination of several 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
    • H03F1/02—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
    • H03F1/0277—Selecting one or more amplifiers from a plurality of amplifiers
AU2001232870A 2000-01-20 2001-01-19 A switchless high efficiency amplifier Abandoned AU2001232870A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09488276 2000-01-20
US09/488,276 US6300828B1 (en) 2000-01-20 2000-01-20 Switchless high efficiency amplifier
PCT/US2001/001865 WO2001054271A1 (en) 2000-01-20 2001-01-19 A switchless high efficiency amplifier

Publications (1)

Publication Number Publication Date
AU2001232870A1 true AU2001232870A1 (en) 2001-07-31

Family

ID=23939064

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001232870A Abandoned AU2001232870A1 (en) 2000-01-20 2001-01-19 A switchless high efficiency amplifier

Country Status (3)

Country Link
US (1) US6300828B1 (en)
AU (1) AU2001232870A1 (en)
WO (1) WO2001054271A1 (en)

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US6653898B2 (en) * 2000-12-28 2003-11-25 Samsung Electronics Co., Ltd. High efficiency stage-switching CDMA power amplifier
US6577198B1 (en) * 2002-03-21 2003-06-10 Anadigics, Inc. Active power splitter with impedance matching
US7039377B2 (en) * 2002-06-14 2006-05-02 Skyworks Solutions, Inc. Switchable gain amplifier
EP1401095A1 (en) * 2002-09-20 2004-03-24 Alcatel Operational amplifier arrangement
FR2851381B1 (en) * 2003-02-18 2006-07-21 Thales Sa LOW NOISE AMPLIFIER AND HOMODYNE RADAR RECEIVER, IN PARTICULAR FOR AUTOMOTIVE RADAR
US7355470B2 (en) 2006-04-24 2008-04-08 Parkervision, Inc. Systems and methods of RF power transmission, modulation, and amplification, including embodiments for amplifier class transitioning
US7327803B2 (en) 2004-10-22 2008-02-05 Parkervision, Inc. Systems and methods for vector power amplification
US8013675B2 (en) 2007-06-19 2011-09-06 Parkervision, Inc. Combiner-less multiple input single output (MISO) amplification with blended control
US7911272B2 (en) 2007-06-19 2011-03-22 Parkervision, Inc. Systems and methods of RF power transmission, modulation, and amplification, including blended control embodiments
US9106316B2 (en) 2005-10-24 2015-08-11 Parkervision, Inc. Systems and methods of RF power transmission, modulation, and amplification
US7937106B2 (en) 2006-04-24 2011-05-03 ParkerVision, Inc, Systems and methods of RF power transmission, modulation, and amplification, including architectural embodiments of same
US8031804B2 (en) 2006-04-24 2011-10-04 Parkervision, Inc. Systems and methods of RF tower transmission, modulation, and amplification, including embodiments for compensating for waveform distortion
WO2008144017A1 (en) 2007-05-18 2008-11-27 Parkervision, Inc. Systems and methods of rf power transmission, modulation, and amplification
WO2009005768A1 (en) 2007-06-28 2009-01-08 Parkervision, Inc. Systems and methods of rf power transmission, modulation, and amplification
US8564920B1 (en) 2010-07-22 2013-10-22 Adtran, Inc. Smart breaker and related system and method for protecting electrical devices from fault conditions
US8564922B1 (en) 2010-07-22 2013-10-22 Adtran, Inc. System and method for protecting telecommunications device from power faults
US8693679B1 (en) 2010-07-22 2014-04-08 Adtran, Inc. Communications system and associated method for reducing power consumption of a telecommunications device
US8736363B2 (en) * 2010-09-13 2014-05-27 Cadence Ams Design India Private Limited Circuit for optimizing a power management system during varying load conditions
KR20140026458A (en) 2011-04-08 2014-03-05 파커비전, 인크. Systems and methods of rf power transmission, modulation, and amplification
EP2715867A4 (en) 2011-06-02 2014-12-17 Parkervision Inc Antenna control
US20150080063A1 (en) 2013-09-17 2015-03-19 Parkervision, Inc. Method, apparatus and system for rendering an information bearing function of time

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Publication number Priority date Publication date Assignee Title
US3471798A (en) 1967-12-26 1969-10-07 Bell Telephone Labor Inc Feed-forward amplifier
US4701716A (en) 1986-05-07 1987-10-20 Rca Corporation Parallel distributed signal amplifiers
JPH0495409A (en) 1990-08-13 1992-03-27 Fujitsu Ltd Amplifier
US5083094A (en) 1990-09-28 1992-01-21 Space Systems/Loral, Inc. Selective power combiner using phase shifters
FR2671247B1 (en) 1990-12-27 1993-03-12 Thomson Csf CHARGE COUPLING DEVICE FOR HIGH POWER TRANSMITTER.
US5136256A (en) 1991-04-29 1992-08-04 Edward Salzberg Amplifier combiner
US5420541A (en) 1993-06-04 1995-05-30 Raytheon Company Microwave doherty amplifier
US5399986A (en) 1993-12-20 1995-03-21 Yen; Wailit Isolated multi-output power amplifier
JP3444653B2 (en) * 1994-06-09 2003-09-08 三菱電機株式会社 Power amplifier
US5568086A (en) 1995-05-25 1996-10-22 Motorola, Inc. Linear power amplifier for high efficiency multi-carrier performance
US5712591A (en) * 1995-10-03 1998-01-27 Night Technologies International Parallel preamplifier and equalizer
US5872481A (en) 1995-12-27 1999-02-16 Qualcomm Incorporated Efficient parallel-stage power amplifier
US6133788A (en) * 1998-04-02 2000-10-17 Ericsson Inc. Hybrid Chireix/Doherty amplifiers and methods

Also Published As

Publication number Publication date
WO2001054271A1 (en) 2001-07-26
US6300828B1 (en) 2001-10-09

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