CN116438737A - 功率放大电路 - Google Patents

功率放大电路 Download PDF

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Publication number
CN116438737A
CN116438737A CN202180073259.7A CN202180073259A CN116438737A CN 116438737 A CN116438737 A CN 116438737A CN 202180073259 A CN202180073259 A CN 202180073259A CN 116438737 A CN116438737 A CN 116438737A
Authority
CN
China
Prior art keywords
power
amplifier
circuit
amplified signal
signal
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.)
Pending
Application number
CN202180073259.7A
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English (en)
Chinese (zh)
Inventor
今井翔平
田中聪
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.)
Murata Manufacturing Co Ltd
Original Assignee
Murata Manufacturing Co 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 Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd
Publication of CN116438737A publication Critical patent/CN116438737A/zh
Pending legal-status Critical Current

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Classifications

    • 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
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/24—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages
    • H03F3/245—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages with semiconductor devices only
    • 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
    • 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
    • H03F1/565—Modifications of input or output impedances, not otherwise provided for using inductive elements
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
    • H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
    • H03F3/195—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only in integrated circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/09—A balun, i.e. balanced to or from unbalanced converter, being present at the output of an amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/192—A hybrid coupler being used at the input of an amplifier circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/534—Transformer coupled at the input of an amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/537—A transformer being used as coupling element between two amplifying stages
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/541—Transformer coupled at the output of an amplifier

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Amplifiers (AREA)
CN202180073259.7A 2020-10-27 2021-10-22 功率放大电路 Pending CN116438737A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020179858 2020-10-27
JP2020-179858 2020-10-27
PCT/JP2021/039036 WO2022091955A1 (ja) 2020-10-27 2021-10-22 電力増幅回路

Publications (1)

Publication Number Publication Date
CN116438737A true CN116438737A (zh) 2023-07-14

Family

ID=81383849

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202180073259.7A Pending CN116438737A (zh) 2020-10-27 2021-10-22 功率放大电路

Country Status (3)

Country Link
JP (1) JP7797406B2 (https=)
CN (1) CN116438737A (https=)
WO (1) WO2022091955A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119154809A (zh) * 2024-09-04 2024-12-17 北京昂瑞微电子技术股份有限公司 基于多赫蒂放大器的射频功率放大电路

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7721067B2 (ja) * 2023-01-05 2025-08-12 株式会社村田製作所 電力増幅回路
WO2025047216A1 (ja) * 2023-08-31 2025-03-06 株式会社村田製作所 電力増幅回路およびそれを搭載した送信回路
WO2025074819A1 (ja) * 2023-10-02 2025-04-10 株式会社村田製作所 電力増幅回路、ならびに、それを搭載した送信回路および通信装置
WO2025146744A1 (ja) * 2024-01-05 2025-07-10 株式会社村田製作所 電力増幅回路及び電力増幅装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10116732A (ja) * 1996-10-09 1998-05-06 Nec Corp 伝送線路トランス及びこれを使用した増幅ユニット
GB2412515B (en) * 2004-03-13 2007-08-08 Filtronic Plc A doherty amplifier
JP2006157900A (ja) * 2004-11-05 2006-06-15 Hitachi Kokusai Electric Inc 増幅器
JP2013085179A (ja) * 2011-10-12 2013-05-09 Toshiba Corp 電力増幅回路、および無線通信装置
EP2608400B1 (en) * 2011-12-20 2014-08-13 Nxp B.V. N way Doherty amplifier
US9800207B2 (en) * 2014-08-13 2017-10-24 Skyworks Solutions, Inc. Doherty power amplifier combiner with tunable impedance termination circuit
JP2017046145A (ja) * 2015-08-26 2017-03-02 株式会社東芝 高周波半導体装置
WO2018137244A1 (en) * 2017-01-26 2018-08-02 Telefonaktiebolaget Lm Ericsson (Publ) Apparatus and method for improving efficiency of power amplifier
KR102119357B1 (ko) * 2020-01-29 2020-06-05 부산대학교 산학협력단 완전 집적 가능한 병렬전력결합변압기 기반 아웃페이징 전력증폭기

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119154809A (zh) * 2024-09-04 2024-12-17 北京昂瑞微电子技术股份有限公司 基于多赫蒂放大器的射频功率放大电路

Also Published As

Publication number Publication date
WO2022091955A1 (ja) 2022-05-05
JP7797406B2 (ja) 2026-01-13
JPWO2022091955A1 (https=) 2022-05-05
US20230261622A1 (en) 2023-08-17

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