ATE353490T1 - Linearisierer - Google Patents

Linearisierer

Info

Publication number
ATE353490T1
ATE353490T1 AT01997890T AT01997890T ATE353490T1 AT E353490 T1 ATE353490 T1 AT E353490T1 AT 01997890 T AT01997890 T AT 01997890T AT 01997890 T AT01997890 T AT 01997890T AT E353490 T1 ATE353490 T1 AT E353490T1
Authority
AT
Austria
Prior art keywords
lineariser
transistor
amplifier
input
linear gain
Prior art date
Application number
AT01997890T
Other languages
English (en)
Inventor
Jaspal Bharj
Original Assignee
Nokia 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 Nokia Corp filed Critical Nokia Corp
Application granted granted Critical
Publication of ATE353490T1 publication Critical patent/ATE353490T1/de

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
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H03F1/3205—Modifications of amplifiers to reduce non-linear distortion in field-effect transistor amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Amplifiers (AREA)
  • Fax Reproducing Arrangements (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Inorganic Insulating Materials (AREA)
  • Compositions Of Oxide Ceramics (AREA)
AT01997890T 2000-11-24 2001-11-23 Linearisierer ATE353490T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0028713.6A GB0028713D0 (en) 2000-11-24 2000-11-24 Lineariser

Publications (1)

Publication Number Publication Date
ATE353490T1 true ATE353490T1 (de) 2007-02-15

Family

ID=9903833

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01997890T ATE353490T1 (de) 2000-11-24 2001-11-23 Linearisierer

Country Status (8)

Country Link
US (1) US7057464B2 (de)
EP (1) EP1254509B1 (de)
AT (1) ATE353490T1 (de)
AU (1) AU2002223881A1 (de)
DE (1) DE60126477T2 (de)
ES (1) ES2280434T3 (de)
GB (1) GB0028713D0 (de)
WO (1) WO2002043241A1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4319681B2 (ja) * 2004-10-28 2009-08-26 三菱電機株式会社 リニアライザ
WO2009130544A1 (en) * 2008-04-22 2009-10-29 Freescale Semiconductor, Inc. Wireless communication unit and semiconductor device having a power amplifier therefor
US8018277B2 (en) * 2008-09-09 2011-09-13 Quantance, Inc. RF power amplifier system with impedance modulation
US7782134B2 (en) * 2008-09-09 2010-08-24 Quantance, Inc. RF power amplifier system with impedance modulation
US8217723B2 (en) * 2009-11-05 2012-07-10 Texas Instruments Incorporated Low noise amplifier circuit
US8659359B2 (en) * 2010-04-22 2014-02-25 Freescale Semiconductor, Inc. RF power transistor circuit
US9281283B2 (en) 2012-09-12 2016-03-08 Freescale Semiconductor, Inc. Semiconductor devices with impedance matching-circuits
US10122327B2 (en) 2013-04-24 2018-11-06 Purdue Research Foundation Band-reconfigurable and load-adaptive power amplifier
CN103841754B (zh) * 2014-02-21 2017-01-18 宇龙计算机通信科技(深圳)有限公司 一种改善电磁干扰的电子装置
US9438184B2 (en) 2014-06-27 2016-09-06 Freescale Semiconductor, Inc. Integrated passive device assemblies for RF amplifiers, and methods of manufacture thereof
US10432152B2 (en) 2015-05-22 2019-10-01 Nxp Usa, Inc. RF amplifier output circuit device with integrated current path, and methods of manufacture thereof
US9571044B1 (en) 2015-10-21 2017-02-14 Nxp Usa, Inc. RF power transistors with impedance matching circuits, and methods of manufacture thereof
US9692363B2 (en) 2015-10-21 2017-06-27 Nxp Usa, Inc. RF power transistors with video bandwidth circuits, and methods of manufacture thereof

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5816802B2 (ja) * 1978-04-17 1983-04-02 ケイディディ株式会社 高周波増幅器の非線形補償回路
US4465980A (en) * 1982-09-23 1984-08-14 Rca Corporation Predistortion circuit for a power amplifier
US4532477A (en) * 1983-12-23 1985-07-30 At&T Bell Laboratories Distortion compensation for a microwave amplifier
US4564816A (en) * 1984-05-09 1986-01-14 Rca Corporation Predistortion circuit
FR2576725B1 (fr) * 1985-01-25 1988-07-08 Thomson Csf Amplificateur en classe ab et son correcteur de distorsion
IT1239472B (it) * 1990-04-09 1993-11-02 Sits Soc It Telecom Siemens Linearizzatore del tipo a predistorsione per amplificatori di potenza a microonde
US5051705A (en) * 1990-07-10 1991-09-24 Pacific Monolithics Gain-tilt amplifier
US5276406A (en) * 1992-02-13 1994-01-04 Trontech, Inc. Low noise wide dynamic range amplifiers
JPH05315865A (ja) * 1992-05-13 1993-11-26 Hitachi Ltd 広帯域増幅器
US5815038A (en) * 1995-04-28 1998-09-29 Mitsubishi Denki Kabushiki Kaisha Distortion compensation circuit
DE69813049T2 (de) * 1997-01-21 2004-02-12 Matsushita Electric Industrial Co., Ltd., Kadoma Hochfrequenzleistungsverstärker
US6441689B1 (en) * 2001-01-11 2002-08-27 Nokia Networks Oy Transistor amplifier providing improved linear and return loss performance characteristics

Also Published As

Publication number Publication date
US7057464B2 (en) 2006-06-06
ES2280434T3 (es) 2007-09-16
EP1254509A1 (de) 2002-11-06
DE60126477T2 (de) 2007-09-13
WO2002043241A1 (en) 2002-05-30
DE60126477D1 (de) 2007-03-22
US20040012444A1 (en) 2004-01-22
AU2002223881A1 (en) 2002-06-03
EP1254509B1 (de) 2007-02-07
GB0028713D0 (en) 2001-01-10

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties