DE69526144D1 - Leistungsverstärker - Google Patents

Leistungsverstärker

Info

Publication number
DE69526144D1
DE69526144D1 DE69526144T DE69526144T DE69526144D1 DE 69526144 D1 DE69526144 D1 DE 69526144D1 DE 69526144 T DE69526144 T DE 69526144T DE 69526144 T DE69526144 T DE 69526144T DE 69526144 D1 DE69526144 D1 DE 69526144D1
Authority
DE
Germany
Prior art keywords
power amplifier
amplifier
power
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 - Fee Related
Application number
DE69526144T
Other languages
English (en)
Other versions
DE69526144T2 (de
Inventor
Kazuya Yamamoto
Noriyuki Tanino
Tetsuya Umemoto
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Application granted granted Critical
Publication of DE69526144D1 publication Critical patent/DE69526144D1/de
Publication of DE69526144T2 publication Critical patent/DE69526144T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H03F3/20—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
    • 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
    • H03F1/0277—Selecting one or more amplifiers from a plurality of 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Circuits Of Receivers In General (AREA)
DE69526144T 1994-06-09 1995-05-17 Leistungsverstärker Expired - Fee Related DE69526144T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12726694A JP3444653B2 (ja) 1994-06-09 1994-06-09 電力増幅器

Publications (2)

Publication Number Publication Date
DE69526144D1 true DE69526144D1 (de) 2002-05-08
DE69526144T2 DE69526144T2 (de) 2002-11-14

Family

ID=14955771

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69526144T Expired - Fee Related DE69526144T2 (de) 1994-06-09 1995-05-17 Leistungsverstärker

Country Status (4)

Country Link
US (1) US5548246A (de)
EP (1) EP0687060B1 (de)
JP (1) JP3444653B2 (de)
DE (1) DE69526144T2 (de)

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JP3877558B2 (ja) 2001-09-11 2007-02-07 株式会社ルネサステクノロジ 高周波電力増幅器、高周波電力増幅器モジュール及び携帯電話機
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US20030125065A1 (en) * 2001-12-27 2003-07-03 Ilan Barak Method and apparatus for generating an output signal
US20030123566A1 (en) * 2001-12-27 2003-07-03 Jaime Hasson Transmitter having a sigma-delta modulator with a non-uniform polar quantizer and methods thereof
KR100704568B1 (ko) * 2002-08-05 2007-04-06 인티그런트 테크놀로지즈(주) 가변 이득 저잡음 증폭기
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US7170341B2 (en) * 2003-08-05 2007-01-30 Motorola, Inc. Low power consumption adaptive power amplifier
US7053701B2 (en) * 2003-11-04 2006-05-30 Vice Michael W Power amplifier output stage with multiple power states and improved efficiency
US7912145B2 (en) * 2003-12-15 2011-03-22 Marvell World Trade Ltd. Filter for a modulator and methods thereof
US7356315B2 (en) 2003-12-17 2008-04-08 Intel Corporation Outphasing modulators and methods of outphasing modulation
US7292096B2 (en) * 2004-06-21 2007-11-06 Samsung Electronics Co., Ltd. Amplifier
US7161423B2 (en) * 2004-06-30 2007-01-09 Silicon Laboratories Inc. Parallel power amplifier and associated methods
JP2006093773A (ja) * 2004-09-21 2006-04-06 Renesas Technology Corp 高周波電力増幅モジュール
US20060194551A1 (en) * 2005-02-25 2006-08-31 Matsushita Electric Industrial Co., Ltd. Power amplifier and polar modulation system
JP2006333060A (ja) 2005-05-26 2006-12-07 Renesas Technology Corp 高周波電力増幅及びそれを用いた無線通信装置
US7259620B2 (en) * 2005-06-27 2007-08-21 Linear Technology Corporation Wide dynamic range switching variable gain amplifier and control
KR100821197B1 (ko) * 2005-10-17 2008-04-11 한국전자통신연구원 고효율 혼합모드 전력 증폭기
US7899409B2 (en) * 2006-01-30 2011-03-01 Broadcom Corporation Apparatus for controlling impedance
KR100806298B1 (ko) * 2006-04-12 2008-02-22 한국과학기술원 전송선 변압기를 이용한 전력 증폭기
EP1892827A1 (de) * 2006-08-24 2008-02-27 Alcatel Lucent Einzelband- Multistandard- Leistungsverstärker
JP4896990B2 (ja) * 2006-11-30 2012-03-14 三菱電機株式会社 高周波増幅器
US7417508B1 (en) * 2007-03-08 2008-08-26 Sige Semiconductor (U.S.), Corp. Multiple RF path amplifiers
JP2008236683A (ja) 2007-03-23 2008-10-02 Mitsubishi Electric Corp 電力増幅回路
JP2008288769A (ja) * 2007-05-16 2008-11-27 Panasonic Corp 高周波回路、半導体装置、および高周波電力増幅装置
JPWO2009013814A1 (ja) * 2007-07-24 2010-09-24 富士通株式会社 半導体装置
KR100880448B1 (ko) * 2007-08-10 2009-01-29 한국전자통신연구원 저소비전력 혼합모드 전력증폭장치
US8718582B2 (en) * 2008-02-08 2014-05-06 Qualcomm Incorporated Multi-mode power amplifiers
TW201029326A (en) * 2009-01-23 2010-08-01 Novatek Microelectronics Corp Output buffer and source driver using thereof
US20110074504A1 (en) * 2009-01-31 2011-03-31 Sei-Joo Jang Multi mode power output module and method of use with an rf signal amplification system
JP5417064B2 (ja) * 2009-07-02 2014-02-12 パナソニック株式会社 高周波電力増幅器
US8536950B2 (en) * 2009-08-03 2013-09-17 Qualcomm Incorporated Multi-stage impedance matching
US8102205B2 (en) 2009-08-04 2012-01-24 Qualcomm, Incorporated Amplifier module with multiple operating modes
EP2302851B1 (de) * 2009-09-29 2012-04-18 Alcatel Lucent Stromversorgungsanordnung für Leitungsabschlusseinrichtungen
KR101087629B1 (ko) * 2009-12-30 2011-11-30 광주과학기술원 다중 대역 전력증폭기
JP2011182043A (ja) * 2010-02-26 2011-09-15 Fujitsu Ltd 増幅器
JP5397307B2 (ja) * 2010-04-26 2014-01-22 三菱電機株式会社 高周波電力増幅器
US8421547B2 (en) 2010-05-20 2013-04-16 Csr Technology Inc. System and method for retaining a desired return loss when dynamically varying a number of active paths
JP2011259083A (ja) * 2010-06-07 2011-12-22 Renesas Electronics Corp Ｒｆ電力増幅装置およびその動作方法
US8421438B2 (en) 2010-06-07 2013-04-16 Skyworks Solutions, Inc. Apparatus and method for diffusion sensing
JP5313970B2 (ja) 2010-06-30 2013-10-09 パナソニック株式会社 高周波電力増幅器
JP5510122B2 (ja) * 2010-06-30 2014-06-04 アイコム株式会社 高周波回路
US8736363B2 (en) * 2010-09-13 2014-05-27 Cadence Ams Design India Private Limited Circuit for optimizing a power management system during varying load conditions
CN102761310B (zh) * 2011-04-29 2015-06-10 中兴通讯股份有限公司 一种多合体功率放大器及其实现方法
WO2012157645A1 (ja) * 2011-05-18 2012-11-22 株式会社村田製作所 電力増幅器およびその動作方法
JP5655704B2 (ja) * 2011-05-19 2015-01-21 三菱電機株式会社 高周波電力増幅器
JP2013009249A (ja) * 2011-06-27 2013-01-10 Mitsubishi Electric Corp 電力増幅器
KR101208274B1 (ko) * 2011-09-23 2012-12-05 삼성전기주식회사 다중 모드 전력 증폭기
JP5799767B2 (ja) 2011-11-18 2015-10-28 三菱電機株式会社 電力増幅器
US8897730B2 (en) * 2012-12-31 2014-11-25 Triquint Semiconductor, Inc. Radio frequency switch circuit
JP6182937B2 (ja) 2013-04-01 2017-08-23 株式会社ソシオネクスト 電力増幅器及び通信装置
WO2014170955A1 (ja) * 2013-04-16 2014-10-23 三菱電機株式会社 高効率電力増幅器
CN105684303A (zh) * 2013-08-29 2016-06-15 爱立信(中国)通信有限公司 驱动器电路和相关联的功率放大器组装件、无线电基站及方法
US9853605B2 (en) * 2014-01-31 2017-12-26 Nec Corporation Transistor package, amplification circuit including the same, and method of forming transistor
US10205425B2 (en) * 2016-05-27 2019-02-12 Qorvo Us, Inc. Variable gain low noise amplifier
WO2018037688A1 (ja) * 2016-08-23 2018-03-01 ソニーセミコンダクタソリューションズ株式会社 信号増幅装置

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Also Published As

Publication number Publication date
DE69526144T2 (de) 2002-11-14
EP0687060A2 (de) 1995-12-13
US5548246A (en) 1996-08-20
JP3444653B2 (ja) 2003-09-08
EP0687060A3 (de) 1997-11-26
JPH07336168A (ja) 1995-12-22
EP0687060B1 (de) 2002-04-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee