ATE413015T1 - Anordnungen und verfahren zum dynamischen vorspannungsschaltung für funkfrequenz- leistungsverstärker - Google Patents

Anordnungen und verfahren zum dynamischen vorspannungsschaltung für funkfrequenz- leistungsverstärker

Info

Publication number
ATE413015T1
ATE413015T1 AT03787071T AT03787071T ATE413015T1 AT E413015 T1 ATE413015 T1 AT E413015T1 AT 03787071 T AT03787071 T AT 03787071T AT 03787071 T AT03787071 T AT 03787071T AT E413015 T1 ATE413015 T1 AT E413015T1
Authority
AT
Austria
Prior art keywords
arrangements
radio frequency
power amplifier
frequency power
biasing circuit
Prior art date
Application number
AT03787071T
Other languages
English (en)
Inventor
Ahmad Khanifar
Nikolai Maslennikov
Mark Gurvich
Bill Vassilakis
Original Assignee
Powerwave Technologies 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 Powerwave Technologies Inc filed Critical Powerwave Technologies Inc
Application granted granted Critical
Publication of ATE413015T1 publication Critical patent/ATE413015T1/de

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
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H03F1/3223—Modifications of amplifiers to reduce non-linear distortion using feed-forward
    • H03F1/3229—Modifications of amplifiers to reduce non-linear distortion using feed-forward using a loop for error extraction and another loop for error subtraction
    • 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
    • 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
    • H03F1/301—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters in MOSFET amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
    • H03G3/004—Control by varying the supply voltage
AT03787071T 2002-11-22 2003-11-20 Anordnungen und verfahren zum dynamischen vorspannungsschaltung für funkfrequenz- leistungsverstärker ATE413015T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US42860702P 2002-11-22 2002-11-22
US10/386,013 US6937094B2 (en) 2002-11-22 2003-03-11 Systems and methods of dynamic bias switching for radio frequency power amplifiers

Publications (1)

Publication Number Publication Date
ATE413015T1 true ATE413015T1 (de) 2008-11-15

Family

ID=32328905

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03787071T ATE413015T1 (de) 2002-11-22 2003-11-20 Anordnungen und verfahren zum dynamischen vorspannungsschaltung für funkfrequenz- leistungsverstärker

Country Status (7)

Country Link
US (1) US6937094B2 (de)
EP (1) EP1563600B1 (de)
AT (1) ATE413015T1 (de)
AU (1) AU2003295859A1 (de)
CA (1) CA2505189C (de)
DE (1) DE60324451D1 (de)
WO (1) WO2004049559A1 (de)

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US10931248B2 (en) 2018-10-19 2021-02-23 Qorvo Us, Inc. Distributed envelope tracking amplifier circuit and related apparatus
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Also Published As

Publication number Publication date
WO2004049559A1 (en) 2004-06-10
US20040100323A1 (en) 2004-05-27
CA2505189A1 (en) 2004-06-10
EP1563600B1 (de) 2008-10-29
AU2003295859A1 (en) 2004-06-18
DE60324451D1 (de) 2008-12-11
CA2505189C (en) 2012-09-25
EP1563600A1 (de) 2005-08-17
US6937094B2 (en) 2005-08-30

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