WO2008123438A1 - ドハティ増幅器用合成器 - Google Patents

ドハティ増幅器用合成器 Download PDF

Info

Publication number
WO2008123438A1
WO2008123438A1 PCT/JP2008/056152 JP2008056152W WO2008123438A1 WO 2008123438 A1 WO2008123438 A1 WO 2008123438A1 JP 2008056152 W JP2008056152 W JP 2008056152W WO 2008123438 A1 WO2008123438 A1 WO 2008123438A1
Authority
WO
WIPO (PCT)
Prior art keywords
line
synthesizer
shield electrode
doherty amplifier
dielectric substrate
Prior art date
Application number
PCT/JP2008/056152
Other languages
English (en)
French (fr)
Inventor
Atsuo Mizuma
Masashi Aiba
Original Assignee
Soshin Electric 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 Soshin Electric Co., Ltd. filed Critical Soshin Electric Co., Ltd.
Priority to US12/527,589 priority Critical patent/US20100013521A1/en
Publication of WO2008123438A1 publication Critical patent/WO2008123438A1/ja

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
    • 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
    • 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)
  • Microwave Amplifiers (AREA)
  • Amplifiers (AREA)

Abstract

　合成器（１０）は、第１λ／４線路（Ｌ１）を第１ストリップライン（４６）にて構成し、第２λ／４線路（Ｌ２）を第２ストリップライン（５０）にて構成し、さらに、誘電体基板（３０）内に形成してチップ状（チップ部品）に構成する。誘電体基板（３０）の上面（３０ｘ）に第１シールド電極（３２ａ）を形成し、誘電体基板（３０）の下面（３０ｙ）に第２シールド電極（３２ｂ）を形成し、第１λ／４線路（Ｌ１）と第２λ／４線路（Ｌ２）を第１シールド電極（３２ａ）と第２シールド電極（３２ｂ）との間に形成する。
PCT/JP2008/056152 2007-03-29 2008-03-28 ドハティ増幅器用合成器 WO2008123438A1 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US12/527,589 US20100013521A1 (en) 2007-03-29 2008-03-28 Synthesizer for doherty amplifier

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-087650 2007-03-29
JP2007087650A JP2008252215A (ja) 2007-03-29 2007-03-29 ドハティ増幅器用合成器

Publications (1)

Publication Number Publication Date
WO2008123438A1 true WO2008123438A1 (ja) 2008-10-16

Family

ID=39830923

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/056152 WO2008123438A1 (ja) 2007-03-29 2008-03-28 ドハティ増幅器用合成器

Country Status (3)

Country Link
US (1) US20100013521A1 (ja)
JP (1) JP2008252215A (ja)
WO (1) WO2008123438A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011048893A1 (ja) * 2009-10-23 2011-04-28 日本碍子株式会社 ドハティ増幅器用合成器

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101057736B1 (ko) * 2010-09-27 2011-08-18 (주)파트론 결합기-써큘레이터 일체형 통신소자 및 그를 포함하는 도허티 증폭기
JP6665707B2 (ja) * 2016-06-27 2020-03-13 株式会社村田製作所 高周波電子部品
JP7207562B2 (ja) * 2019-10-02 2023-01-18 三菱電機株式会社 ドハティ増幅器

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05191116A (ja) * 1992-01-08 1993-07-30 Murata Mfg Co Ltd 積層電子部品
JP2005117599A (ja) * 2003-10-08 2005-04-28 Hiroshi Suzuki 高周波増幅器

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6262629B1 (en) * 1999-07-06 2001-07-17 Motorola, Inc. High efficiency power amplifier having reduced output matching networks for use in portable devices
JP2001338813A (ja) * 2000-05-29 2001-12-07 Tdk Corp 電子部品
JP2002344276A (ja) * 2001-05-16 2002-11-29 Murata Mfg Co Ltd 高周波電力分配・合成回路および高周波電力分配・合成部品
FI20020522A0 (fi) * 2002-03-19 2002-03-19 Nokia Corp Tehonhallintajärjestely
KR100480496B1 (ko) * 2002-11-18 2005-04-07 학교법인 포항공과대학교 도허티 증폭기를 이용한 신호 증폭 장치
JPWO2005093948A1 (ja) * 2004-03-26 2008-02-14 株式会社日立国際電気 増幅器
JP4387936B2 (ja) * 2004-12-13 2009-12-24 株式会社東芝 高周波用のドハティ型の高効率増幅器、およびその信号処理方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05191116A (ja) * 1992-01-08 1993-07-30 Murata Mfg Co Ltd 積層電子部品
JP2005117599A (ja) * 2003-10-08 2005-04-28 Hiroshi Suzuki 高周波増幅器

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011048893A1 (ja) * 2009-10-23 2011-04-28 日本碍子株式会社 ドハティ増幅器用合成器
CN102577104A (zh) * 2009-10-23 2012-07-11 日本碍子株式会社 多赫蒂放大器用合成器
JP5705122B2 (ja) * 2009-10-23 2015-04-22 日本碍子株式会社 ドハティ増幅器用合成器

Also Published As

Publication number Publication date
JP2008252215A (ja) 2008-10-16
US20100013521A1 (en) 2010-01-21

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