DE69425462D1 - Doherty-Mikrowellenverstärker - Google Patents

Doherty-Mikrowellenverstärker

Info

Publication number
DE69425462D1
DE69425462D1 DE69425462T DE69425462T DE69425462D1 DE 69425462 D1 DE69425462 D1 DE 69425462D1 DE 69425462 T DE69425462 T DE 69425462T DE 69425462 T DE69425462 T DE 69425462T DE 69425462 D1 DE69425462 D1 DE 69425462D1
Authority
DE
Germany
Prior art keywords
microwave amplifier
doherty
doherty microwave
amplifier
microwave
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.)
Expired - Lifetime
Application number
DE69425462T
Other languages
English (en)
Other versions
DE69425462T2 (de
Inventor
Robert J Mcmorrow
David M Upton
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.)
Raytheon Co
Original Assignee
Raytheon Co
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 Raytheon Co filed Critical Raytheon Co
Application granted granted Critical
Publication of DE69425462D1 publication Critical patent/DE69425462D1/de
Publication of DE69425462T2 publication Critical patent/DE69425462T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H03F3/60—Amplifiers in which coupling networks have distributed constants, e.g. with waveguide resonators
    • H03F3/602—Combinations 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
    • H03F1/0288—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)
  • Microwave Amplifiers (AREA)
  • Amplifiers (AREA)
DE69425462T 1993-06-04 1994-06-01 Doherty-Mikrowellenverstärker Expired - Lifetime DE69425462T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/072,267 US5420541A (en) 1993-06-04 1993-06-04 Microwave doherty amplifier

Publications (2)

Publication Number Publication Date
DE69425462D1 true DE69425462D1 (de) 2000-09-14
DE69425462T2 DE69425462T2 (de) 2001-04-12

Family

ID=22106563

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69425462T Expired - Lifetime DE69425462T2 (de) 1993-06-04 1994-06-01 Doherty-Mikrowellenverstärker

Country Status (4)

Country Link
US (1) US5420541A (de)
EP (1) EP0630104B1 (de)
JP (1) JP2945833B2 (de)
DE (1) DE69425462T2 (de)

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KR100450744B1 (ko) * 2002-08-29 2004-10-01 학교법인 포항공과대학교 도허티 증폭기
JP4209652B2 (ja) * 2002-09-24 2009-01-14 三菱電機株式会社 高周波電力増幅器
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JP2004221646A (ja) 2003-01-09 2004-08-05 Nec Corp ドハ−ティ増幅器
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JP4539225B2 (ja) * 2004-08-17 2010-09-08 富士通株式会社 増幅器
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US7148746B2 (en) * 2004-10-26 2006-12-12 Andrew Corporation High efficiency amplifier
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KR100756041B1 (ko) * 2005-06-27 2007-09-07 삼성전자주식회사 믹서를 이용한 도허티 증폭장치 및 송신기
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JP4486620B2 (ja) * 2006-06-23 2010-06-23 株式会社エヌ・ティ・ティ・ドコモ マルチバンドドハティ増幅器
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WO2008048771A2 (en) * 2006-10-18 2008-04-24 The Regents Of The University Of California Pulsed load modulation amplifier and method
KR101298538B1 (ko) 2006-11-29 2013-08-22 삼성전자주식회사 공유 드레인 전류 패스를 갖는 평형 증폭기
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JP6439236B2 (ja) * 2013-06-11 2018-12-19 日本電気株式会社 マルチバンド増幅器及び信号増幅方法
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CN105471398A (zh) * 2014-08-25 2016-04-06 中兴通讯股份有限公司 一种功率放大器电路及功率放大器
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US9787259B2 (en) * 2015-11-06 2017-10-10 Infineon Technologies Ag Outphasing power amplifier signal splitter using next stage input impedance and multiple biasing
CN113949347A (zh) * 2016-02-23 2022-01-18 三菱电机株式会社 负载调制放大器
CN107493076A (zh) * 2017-06-21 2017-12-19 中国电子科技集团公司第五十五研究所 利用拆装式延迟件改善相位均衡的Doherty放大器
CN108736846B (zh) * 2018-07-24 2024-02-27 成都嘉纳海威科技有限责任公司 一种基于波形控制技术的连续逆f类堆叠功率放大器
JP7307532B2 (ja) * 2018-09-14 2023-07-12 株式会社東芝 増幅回路および送信装置
JP2020079835A (ja) * 2018-11-12 2020-05-28 ローランド株式会社 ロードボックス、及び音質改良方法
JP7207562B2 (ja) * 2019-10-02 2023-01-18 三菱電機株式会社 ドハティ増幅器

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Also Published As

Publication number Publication date
EP0630104A2 (de) 1994-12-21
EP0630104B1 (de) 2000-08-09
DE69425462T2 (de) 2001-04-12
JPH0722852A (ja) 1995-01-24
JP2945833B2 (ja) 1999-09-06
US5420541A (en) 1995-05-30
EP0630104A3 (de) 1995-12-06

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