ATE506744T1 - Verfahren zur steuerung eines linearverstärkers und leistungsverstärkeranordnung - Google Patents

Verfahren zur steuerung eines linearverstärkers und leistungsverstärkeranordnung

Info

Publication number
ATE506744T1
ATE506744T1 AT06769583T AT06769583T ATE506744T1 AT E506744 T1 ATE506744 T1 AT E506744T1 AT 06769583 T AT06769583 T AT 06769583T AT 06769583 T AT06769583 T AT 06769583T AT E506744 T1 ATE506744 T1 AT E506744T1
Authority
AT
Austria
Prior art keywords
amplifier
output
power supply
supply voltage
connection
Prior art date
Application number
AT06769583T
Other languages
English (en)
Inventor
Richard Hellberg
Tony Fonden
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of ATE506744T1 publication Critical patent/ATE506744T1/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
    • H03F1/02—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
    • H03F1/0288—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers using a main and one or several auxiliary peaking amplifiers whereby the load is connected to the main amplifier using an impedance inverter, e.g. Doherty amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
AT06769583T 2006-07-24 2006-07-24 Verfahren zur steuerung eines linearverstärkers und leistungsverstärkeranordnung ATE506744T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/SE2006/000907 WO2008013481A1 (en) 2006-07-24 2006-07-24 A method for controlling a linear amplifier and power amplifier arrangement

Publications (1)

Publication Number Publication Date
ATE506744T1 true ATE506744T1 (de) 2011-05-15

Family

ID=38981721

Family Applications (1)

Application Number Title Priority Date Filing Date
AT06769583T ATE506744T1 (de) 2006-07-24 2006-07-24 Verfahren zur steuerung eines linearverstärkers und leistungsverstärkeranordnung

Country Status (5)

Country Link
US (1) US8045939B2 (de)
EP (1) EP2044687B1 (de)
AT (1) ATE506744T1 (de)
DE (1) DE602006021490D1 (de)
WO (1) WO2008013481A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7750732B1 (en) * 2007-12-04 2010-07-06 Fairchild Semiconductor Corporation Adaptive rail amplifier (ARA) technology
JP5237462B2 (ja) 2008-12-09 2013-07-17 テレフオンアクチーボラゲット エル エム エリクソン（パブル） 多段増幅器
CN101908902A (zh) * 2009-06-08 2010-12-08 深圳富泰宏精密工业有限公司 无线通信装置及其功放效率控制模块
EP2267885A1 (de) * 2009-06-17 2010-12-29 Nxp B.V. Doherty-Verstärker
GB2488380B (en) 2011-06-24 2018-04-04 Snaptrack Inc Envelope tracking system for mimo
DE102011079613A1 (de) * 2011-06-30 2013-01-03 Rohde & Schwarz Gmbh & Co. Kg Doherty-Verstärker mit Wirkungsgradoptimierung
DE102012210249A1 (de) * 2012-06-18 2013-12-19 Rwth Aachen Verstärkeranordnung
EP2698918A1 (de) * 2012-08-14 2014-02-19 Nxp B.V. Verstärkerschaltung
US9419561B2 (en) 2014-04-09 2016-08-16 Qualcomm, Incorporated Circuits and methods for biasing a power amplifier
US10193508B2 (en) * 2014-04-17 2019-01-29 Texas Instruments Incorporated Multi-branch outphasing system and method
US10637404B2 (en) 2015-12-17 2020-04-28 U-Blox Ag Power amplifier apparatus, envelope tracking amplifier apparatus and method of amplifying a signal

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3158833B2 (ja) * 1994-01-27 2001-04-23 三菱電機株式会社 移動無線装置
JPH08204587A (ja) * 1995-01-23 1996-08-09 Fujitsu Ltd 携帯電話機
WO2001067598A1 (en) * 2000-03-10 2001-09-13 Paragon Communications Ltd. Method and apparatus for improving the efficiency of power amplifiers, operating under a large peak-to-average ratio
KR100450744B1 (ko) * 2002-08-29 2004-10-01 학교법인 포항공과대학교 도허티 증폭기
GB2398648B (en) * 2003-02-19 2005-11-09 Nujira Ltd Power supply stage for an amplifier
US6853244B2 (en) 2003-06-24 2005-02-08 Northrop Grumman Corproation Multi-mode multi-amplifier architecture
SE0302586D0 (sv) * 2003-09-26 2003-09-26 Ericsson Telefon Ab L M Composite power amplifier
JP2005354378A (ja) * 2004-06-10 2005-12-22 Hitachi Kokusai Electric Inc 送信装置
US7539466B2 (en) * 2004-12-14 2009-05-26 Motorola, Inc. Amplifier with varying supply voltage and input attenuation based upon supply voltage
KR20060077818A (ko) * 2004-12-31 2006-07-05 학교법인 포항공과대학교 비대칭 전력 구동을 이용한 전력 증폭 장치

Also Published As

Publication number Publication date
EP2044687B1 (de) 2011-04-20
US20100019843A1 (en) 2010-01-28
DE602006021490D1 (de) 2011-06-01
EP2044687A1 (de) 2009-04-08
WO2008013481A1 (en) 2008-01-31
US8045939B2 (en) 2011-10-25
EP2044687A4 (de) 2009-11-11

Similar Documents

Publication Publication Date Title
ATE506744T1 (de) Verfahren zur steuerung eines linearverstärkers und leistungsverstärkeranordnung
ATE400080T1 (de) Verfahren zur steuerung eines linearen leistungsverstärkers
TW200609700A (en) Low-gain current mode voltage regulator and control method thereof
TW200737218A (en) Control circuit of power supply unit, power supply unit and control method thereof
TW200614643A (en) Power supply controller and method
EP2284989A3 (de) Hochleistungsmikrowellenverstärker
EP1947833A3 (de) Leistungszufuhrvorrichtung und Verfahren zum Zuführen von Spannungsleistungen für Ladegeräte
DE602008001158D1 (de) Spannungsregler und verfahren zur spannungsregelung
TW200731046A (en) Linear voltage regulator and control method thereof
DE602007000467D1 (de) Systeme, verfahren und vorrichtung für einen doppelten closed-loop-modulationsregler für einen nichtlinearen rf-verstärker
TW200736875A (en) Linear regulator circuit
WO2009154985A3 (en) Power supply with standby power
TW200737701A (en) Method and apparatus for controlling a supply voltage to a power amplifier
TW200720875A (en) Method of forming a power supply controller and structure therefor
EP2164158A3 (de) Verfahren und Vorrichtung zur Verringerung der Leitungsstromoberschwingung aus einer Stromversorgung
JP2012522248A5 (de)
WO2006112991A3 (en) Method and control circuitry for providing average current mode control in a power converter and an active power filter
WO2008136080A1 (ja) 増幅装置
ATE548797T1 (de) Vorrichtung und verfahren zur steuerung einer gleichtaktspannung von schaltverstärkern
WO2012035438A3 (en) Pa bias optimization for modulation schemes with variable bandwidth
RU2013140391A (ru) Устройство и способ согласования входного сигнала управления регулированием силы света с драйвером освещения с регулированием силы света с гальванической изоляцией
WO2010131889A3 (ko) 발광다이오드 구동 회로 및 구동 방법
DE602006011735D1 (de) Treiberschaltung
GB2442924A (en) A method and apparatus for increasing the efficiency of low power amplifiers
ATE515105T1 (de) Leistungsverstärker

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties