JPWO2021117222A1 - - Google Patents

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Publication number
JPWO2021117222A1
JPWO2021117222A1 JP2021560365A JP2021560365A JPWO2021117222A1 JP WO2021117222 A1 JPWO2021117222 A1 JP WO2021117222A1 JP 2021560365 A JP2021560365 A JP 2021560365A JP 2021560365 A JP2021560365 A JP 2021560365A JP WO2021117222 A1 JPWO2021117222 A1 JP WO2021117222A1
Authority
JP
Japan
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.)
Granted
Application number
JP2021560365A
Other versions
JP7019882B2 (ja
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 filed Critical
Publication of JPWO2021117222A1 publication Critical patent/JPWO2021117222A1/ja
Application granted granted Critical
Publication of JP7019882B2 publication Critical patent/JP7019882B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H03F1/0288—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
    • 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
    • H03F1/56—Modifications of input or output impedances, not otherwise provided for
    • 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
    • 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
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P5/00—Coupling devices of the waveguide type
    • H01P5/12—Coupling devices having more than two ports
    • H01P5/16—Conjugate devices, i.e. devices having at least one port decoupled from one other port
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/423—Amplifier output adaptation especially for transmission line coupling purposes, e.g. impedance adaptation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/451—Indexing scheme relating to amplifiers the amplifier being a radio frequency amplifier

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Microwave Amplifiers (AREA)
JP2021560365A 2019-12-13 2019-12-13 ドハティ増幅器及び通信装置 Active JP7019882B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2019/048944 WO2021117222A1 (ja) 2019-12-13 2019-12-13 ドハティ増幅器及び通信装置

Publications (2)

Publication Number Publication Date
JPWO2021117222A1 true JPWO2021117222A1 (ja) 2021-06-17
JP7019882B2 JP7019882B2 (ja) 2022-02-15

Family

ID=76330098

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021560365A Active JP7019882B2 (ja) 2019-12-13 2019-12-13 ドハティ増幅器及び通信装置

Country Status (5)

Country Link
US (1) US20220239259A1 (ja)
EP (1) EP4064557B1 (ja)
JP (1) JP7019882B2 (ja)
CN (1) CN114747136A (ja)
WO (1) WO2021117222A1 (ja)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55132104A (en) * 1979-03-30 1980-10-14 Nec Corp Wilkinson type 90-degree hybrid
JPH07263981A (ja) * 1994-03-17 1995-10-13 Fujitsu Ltd 電力増幅器
JPH09321509A (ja) * 1996-03-26 1997-12-12 Matsushita Electric Ind Co Ltd 分配器／合成器
JP2006339981A (ja) * 2005-06-01 2006-12-14 Toshiba Corp ドハティ増幅器
JP2011211679A (ja) * 2010-03-10 2011-10-20 Toyama Univ 信号分配回路の設計方法、信号分配器の設計方法、信号分配回路の設計プログラム、及び信号分配器の設計プログラム
JP2017534228A (ja) * 2014-11-05 2017-11-16 クゥアルコム・インコーポレイテッドＱｕａｌｃｏｍｍ Ｉｎｃｏｒｐｏｒａｔｅｄ 動的電力ディバイダ回路および方法
JP2018186370A (ja) * 2017-04-25 2018-11-22 日本アンテナ株式会社 ウィルキンソン回路

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008125044A (ja) 2006-10-17 2008-05-29 Hitachi Kokusai Electric Inc 増幅器
US8180303B2 (en) * 2008-05-28 2012-05-15 Hollinworth Fund, L.L.C. Power amplifier architectures

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55132104A (en) * 1979-03-30 1980-10-14 Nec Corp Wilkinson type 90-degree hybrid
JPH07263981A (ja) * 1994-03-17 1995-10-13 Fujitsu Ltd 電力増幅器
JPH09321509A (ja) * 1996-03-26 1997-12-12 Matsushita Electric Ind Co Ltd 分配器／合成器
JP2006339981A (ja) * 2005-06-01 2006-12-14 Toshiba Corp ドハティ増幅器
JP2011211679A (ja) * 2010-03-10 2011-10-20 Toyama Univ 信号分配回路の設計方法、信号分配器の設計方法、信号分配回路の設計プログラム、及び信号分配器の設計プログラム
JP2017534228A (ja) * 2014-11-05 2017-11-16 クゥアルコム・インコーポレイテッドＱｕａｌｃｏｍｍ Ｉｎｃｏｒｐｏｒａｔｅｄ 動的電力ディバイダ回路および方法
JP2018186370A (ja) * 2017-04-25 2018-11-22 日本アンテナ株式会社 ウィルキンソン回路

Also Published As

Publication number Publication date
WO2021117222A1 (ja) 2021-06-17
EP4064557A4 (en) 2022-11-09
JP7019882B2 (ja) 2022-02-15
US20220239259A1 (en) 2022-07-28
CN114747136A (zh) 2022-07-12
EP4064557A1 (en) 2022-09-28
EP4064557B1 (en) 2024-05-08

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