ATE249691T1 - Verfahren und vorrichtung zur erhöhung des wirkungsgrades von leistungsverstärkern bei signalen mit hohem spitzenwert- zu mittelwertverhältnis - Google Patents

Verfahren und vorrichtung zur erhöhung des wirkungsgrades von leistungsverstärkern bei signalen mit hohem spitzenwert- zu mittelwertverhältnis

Info

Publication number
ATE249691T1
ATE249691T1 AT01912090T AT01912090T ATE249691T1 AT E249691 T1 ATE249691 T1 AT E249691T1 AT 01912090 T AT01912090 T AT 01912090T AT 01912090 T AT01912090 T AT 01912090T AT E249691 T1 ATE249691 T1 AT E249691T1
Authority
AT
Austria
Prior art keywords
input signal
signals
power amplifier
operating voltage
magnitude
Prior art date
Application number
AT01912090T
Other languages
English (en)
Inventor
Israel Bar-David
Original Assignee
Paragon Comm Ltd
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 Paragon Comm Ltd filed Critical Paragon Comm Ltd
Priority claimed from PCT/IL2001/000221 external-priority patent/WO2001067593A2/en
Application granted granted Critical
Publication of ATE249691T1 publication Critical patent/ATE249691T1/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/04—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only
    • H03F3/10—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only with diodes
    • H03F3/12—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only with diodes with Esaki diodes
    • 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
    • H03F1/025—Stepped control by using a signal derived from the input 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
    • 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
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/004—Control by varying the supply voltage
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2626—Arrangements specific to the transmitter only
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/20—Indexing scheme relating to power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F2203/21—Indexing scheme relating to power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F2203/211—Indexing scheme relating to power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only using a combination of several amplifiers
    • H03F2203/21196—Indexing scheme relating to power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only using a combination of several amplifiers the supply voltage of a power amplifier being switchable controlled
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2614—Peak power aspects

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
AT01912090T 2000-03-10 2001-03-08 Verfahren und vorrichtung zur erhöhung des wirkungsgrades von leistungsverstärkern bei signalen mit hohem spitzenwert- zu mittelwertverhältnis ATE249691T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US18819400P 2000-03-10 2000-03-10
PCT/IL2000/000599 WO2001067598A1 (en) 2000-03-10 2000-09-26 Method and apparatus for improving the efficiency of power amplifiers, operating under a large peak-to-average ratio
PCT/IL2001/000221 WO2001067593A2 (en) 2000-03-10 2001-03-08 Improved method and apparatus for improving the efficiency of power amplifiers, operating under a large peak-to-average ratio

Publications (1)

Publication Number Publication Date
ATE249691T1 true ATE249691T1 (de) 2003-09-15

Family

ID=22692126

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01912090T ATE249691T1 (de) 2000-03-10 2001-03-08 Verfahren und vorrichtung zur erhöhung des wirkungsgrades von leistungsverstärkern bei signalen mit hohem spitzenwert- zu mittelwertverhältnis

Country Status (6)

Country Link
US (1) US6437641B1 (de)
KR (1) KR20030012850A (de)
CN (1) CN1288837C (de)
AT (1) ATE249691T1 (de)
AU (1) AU7551600A (de)
WO (1) WO2001067598A1 (de)

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US7091777B2 (en) * 2002-09-30 2006-08-15 Lucent Technologies Inc. Controller for an RF power amplifier
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US7339426B2 (en) * 2004-03-19 2008-03-04 Powerwave Technologies, Inc. High efficiency linear amplifier employing dynamically controlled back off
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US7933570B2 (en) * 2006-02-03 2011-04-26 Quantance, Inc. Power amplifier controller circuit
US7761065B2 (en) * 2006-02-03 2010-07-20 Quantance, Inc. RF power amplifier controller circuit with compensation for output impedance mismatch
US7869542B2 (en) * 2006-02-03 2011-01-11 Quantance, Inc. Phase error de-glitching circuit and method of operating
US7856105B2 (en) * 2006-03-09 2010-12-21 Andrew Llc Apparatus and method for processing of amplifier linearization signals
US8093946B2 (en) 2006-03-17 2012-01-10 Nujira Limited Joint optimisation of supply and bias modulation
US7728663B2 (en) 2006-06-22 2010-06-01 Sige Semiconductor Inc. Integrated implementation of a voltage boost follower and method therefor
ATE506744T1 (de) * 2006-07-24 2011-05-15 Ericsson Telefon Ab L M Verfahren zur steuerung eines linearverstärkers und leistungsverstärkeranordnung
GB2456278B (en) * 2006-11-21 2012-03-14 Paragon Comm Ltd Method and apparatus for automatically controlling an xnn enhancement circuitry feeding a power amplifier
US7466195B2 (en) * 2007-05-18 2008-12-16 Quantance, Inc. Error driven RF power amplifier control with increased efficiency
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KR101793733B1 (ko) * 2011-10-14 2017-11-06 삼성전자주식회사 송신기에서 전원변조 교정을 위한 장치 및 방법
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US8988059B2 (en) 2013-01-28 2015-03-24 Qualcomm Incorporated Dynamic switch scaling for switched-mode power converters
US9442503B2 (en) 2013-01-28 2016-09-13 Qualcomm Incorporated Negative current sense feedback for reverse boost mode
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US9356512B2 (en) * 2013-07-29 2016-05-31 Broadcom Corporation Envelope tracking power supply with direct connection to power source
US10281939B2 (en) 2014-02-17 2019-05-07 Commscope Technologies Llc Methods and equipment for reducing power loss in cellular systems
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Also Published As

Publication number Publication date
CN1437793A (zh) 2003-08-20
AU7551600A (en) 2001-09-17
KR20030012850A (ko) 2003-02-12
CN1288837C (zh) 2006-12-06
WO2001067598A1 (en) 2001-09-13
US6437641B1 (en) 2002-08-20

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties