IT1239472B - Linearizzatore del tipo a predistorsione per amplificatori di potenza a microonde - Google Patents

Linearizzatore del tipo a predistorsione per amplificatori di potenza a microonde

Info

Publication number
IT1239472B
IT1239472B IT19975A IT1997590A IT1239472B IT 1239472 B IT1239472 B IT 1239472B IT 19975 A IT19975 A IT 19975A IT 1997590 A IT1997590 A IT 1997590A IT 1239472 B IT1239472 B IT 1239472B
Authority
IT
Italy
Prior art keywords
linearizer
power amplifiers
microwave power
distortion type
distortion
Prior art date
Application number
IT19975A
Other languages
English (en)
Other versions
IT9019975A1 (it
IT9019975A0 (it
Inventor
Carlo Buoli
Luigi Cervi
Original Assignee
Sits Soc It Telecom Siemens
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 Sits Soc It Telecom Siemens filed Critical Sits Soc It Telecom Siemens
Publication of IT9019975A0 publication Critical patent/IT9019975A0/it
Priority to IT19975A priority Critical patent/IT1239472B/it
Priority to ES91200799T priority patent/ES2064880T3/es
Priority to DE69105587T priority patent/DE69105587T2/de
Priority to EP91200799A priority patent/EP0451909B1/en
Priority to AU74126/91A priority patent/AU637209B2/en
Priority to US07/681,739 priority patent/US5138275A/en
Priority to NO911360A priority patent/NO177479C/no
Priority to ZA912619A priority patent/ZA912619B/xx
Priority to JP3103450A priority patent/JP2825993B2/ja
Publication of IT9019975A1 publication Critical patent/IT9019975A1/it
Application granted granted Critical
Publication of IT1239472B publication Critical patent/IT1239472B/it

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
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
    • H03F1/3276—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits using the nonlinearity inherent to components, e.g. a diode
    • 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
    • H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Networks Using Active Elements (AREA)
IT19975A 1990-04-09 1990-04-09 Linearizzatore del tipo a predistorsione per amplificatori di potenza a microonde IT1239472B (it)

Priority Applications (9)

Application Number Priority Date Filing Date Title
IT19975A IT1239472B (it) 1990-04-09 1990-04-09 Linearizzatore del tipo a predistorsione per amplificatori di potenza a microonde
ES91200799T ES2064880T3 (es) 1990-04-09 1991-04-05 Linealizador de predistorsion para amplificadores de potencia de microondas.
DE69105587T DE69105587T2 (de) 1990-04-09 1991-04-05 Vorverzerrungslinearisierer für Mikrowellenleistungsverstärker.
EP91200799A EP0451909B1 (en) 1990-04-09 1991-04-05 Predistortion linearizer for microwave power amplifiers
AU74126/91A AU637209B2 (en) 1990-04-09 1991-04-08 Predistortion linearizer for microwave power amplifiers
US07/681,739 US5138275A (en) 1990-04-09 1991-04-08 Predistortion linearizer for microwave power amplifiers
NO911360A NO177479C (no) 1990-04-09 1991-04-08 Forvrengningslinearisator for mikrobölge-effektforsterkere
ZA912619A ZA912619B (en) 1990-04-09 1991-04-09 Predistortion linearizer for microwave power amplifiers
JP3103450A JP2825993B2 (ja) 1990-04-09 1991-04-09 先行歪み線形化器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT19975A IT1239472B (it) 1990-04-09 1990-04-09 Linearizzatore del tipo a predistorsione per amplificatori di potenza a microonde

Publications (3)

Publication Number Publication Date
IT9019975A0 IT9019975A0 (it) 1990-04-09
IT9019975A1 IT9019975A1 (it) 1991-10-09
IT1239472B true IT1239472B (it) 1993-11-02

Family

ID=11162779

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19975A IT1239472B (it) 1990-04-09 1990-04-09 Linearizzatore del tipo a predistorsione per amplificatori di potenza a microonde

Country Status (9)

Country Link
US (1) US5138275A (it)
EP (1) EP0451909B1 (it)
JP (1) JP2825993B2 (it)
AU (1) AU637209B2 (it)
DE (1) DE69105587T2 (it)
ES (1) ES2064880T3 (it)
IT (1) IT1239472B (it)
NO (1) NO177479C (it)
ZA (1) ZA912619B (it)

Families Citing this family (32)

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GB2272133B (en) * 1992-11-02 1996-06-12 Motorola Inc Radio system
US5280931A (en) * 1992-11-20 1994-01-25 Thistle Sports Enterprises, Inc. Roller brake
IT1256225B (it) * 1992-12-23 1995-11-29 Sits Soc It Telecom Siemens Procedimento e circuito per la compensazione adattativa delle distorsioni di guadagno di un amplificatore alle microonde con linearizzatore
WO1995032561A1 (en) * 1994-05-19 1995-11-30 Ortel Corporation In-line predistorter for linearization of electronic and optical signals
US5523716A (en) * 1994-10-13 1996-06-04 Hughes Aircraft Company Microwave predistortion linearizer
US5815038A (en) * 1995-04-28 1998-09-29 Mitsubishi Denki Kabushiki Kaisha Distortion compensation circuit
US5673001A (en) * 1995-06-07 1997-09-30 Motorola, Inc. Method and apparatus for amplifying a signal
US5796307A (en) * 1995-11-16 1998-08-18 Ntt Mobile Communications Network Inc. Amplifying device having input and output nonlinear phase shifters of opposite phase-frequency characteristics
US6223019B1 (en) 1996-03-14 2001-04-24 Sirius Satellite Radio Inc. Efficient high latitude service area satellite mobile broadcasting systems
US5808511A (en) * 1996-08-09 1998-09-15 Trw Inc. Active feedback pre-distortion linearization
US5982236A (en) * 1997-01-21 1999-11-09 Matsushita Electric Industrial Co., Ltd. High-frequency power amplifier
US6023616A (en) * 1998-03-10 2000-02-08 Cd Radio Inc. Satellite broadcast receiver system
JPH10335980A (ja) * 1997-06-04 1998-12-18 Nec Corp 低歪高効率整合回路
FI103743B1 (fi) * 1997-08-27 1999-08-31 Insinoeoeritoimisto Juhana Yli Linearisointipiiri
US6255908B1 (en) 1999-09-03 2001-07-03 Amplix Temperature compensated and digitally controlled amplitude and phase channel amplifier linearizer for multi-carrier amplification systems
IT1317976B1 (it) * 2000-06-16 2003-07-21 Siemens Inf & Comm Networks Metodo e sistema di trasmissione e ricezione alle microonde di segnaliad ampia dinamica di livello nell'inviluppo di modulazione
AU2000267455A1 (en) * 2000-08-11 2002-02-25 The National University Of Singapore Programmable radio frequency predistortion linearizer and method thereof
KR100594556B1 (ko) * 2000-08-28 2006-07-03 미쓰비시덴키 가부시키가이샤 다단 증폭기
US6717463B2 (en) * 2000-11-03 2004-04-06 Qualcomm Incorporated Circuit for linearizing electronic devices
GB0028713D0 (en) * 2000-11-24 2001-01-10 Nokia Networks Oy Lineariser
JP2002368546A (ja) * 2001-06-06 2002-12-20 Nec Corp 前置歪み補償器とそれを使用する線形増幅器
US6864742B2 (en) * 2001-06-08 2005-03-08 Northrop Grumman Corporation Application of the doherty amplifier as a predistortion circuit for linearizing microwave amplifiers
KR100457785B1 (ko) * 2002-06-05 2004-11-18 주식회사 웨이브아이씨스 전기적 튜닝이 가능한 전치왜곡기
JP4868433B2 (ja) * 2004-02-09 2012-02-01 ソニー・エリクソン・モバイルコミュニケーションズ株式会社 歪み補償装置および歪み補償機能付き電力増幅装置
US7596326B2 (en) * 2005-10-27 2009-09-29 Emcore Corporation Distortion cancellation circuitry for optical receivers
US7729667B2 (en) * 2006-02-16 2010-06-01 Raytheon Company System and method for intermodulation distortion cancellation
US7634198B2 (en) * 2006-06-21 2009-12-15 Emcore Corporation In-line distortion cancellation circuits for linearization of electronic and optical signals with phase and frequency adjustment
US8391811B2 (en) * 2009-12-30 2013-03-05 Triquint Semiconductor, Inc. Input-power overload-protection circuit
US20120242405A1 (en) * 2011-03-25 2012-09-27 Younkyu Chung Frequency-Desensitizer for Broadband Predistortion Linearizers
US10574190B2 (en) 2015-05-06 2020-02-25 Skyworks Solutions, Inc. RF power amplifiers with diode linearizer
CN113242023B (zh) * 2021-03-30 2022-07-26 宁波大学 一种场效应管串联反射式肖特基二极管的模拟预失真器
CN114285381B (zh) * 2021-12-20 2024-02-09 电子科技大学 一种基于共源结构的双路式宽带线性化器

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Publication number Priority date Publication date Assignee Title
GB1039830A (en) * 1963-11-28 1966-08-24 Standard Telephones Cables Ltd A radio-frequency transistorised amplifier
DE2140851B2 (de) * 1971-08-14 1976-03-11 Rohde & Schwarz, 8000 München Schaltung zum erzeugen einer vorbestimmten, zur kompensation der nichtlinearitaeten eines nachgeschalteten verstaerkers dienenden und hierzu komplementaeren vorverzerrung eines hochfrequenz-, insbesondere eines fernseh- signals
JPS5326362B2 (it) * 1972-09-01 1978-08-02
CA981762A (en) * 1972-10-27 1976-01-13 Jan J. Spisar Signal-processing method and device
US3996524A (en) * 1975-11-05 1976-12-07 Rca Corporation Linear amplifier utilizing adaptive biasing
JPS5828766B2 (ja) * 1977-01-22 1983-06-17 日本電信電話株式会社 非直線位相ひずみ補償回路
JPS586327A (ja) * 1981-07-03 1983-01-13 Jidosha Kiki Co Ltd デイ−ゼルエンジン用グロ−プラグ
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
IT1215370B (it) * 1987-02-26 1990-02-08 Gtg Ora Siemens Telecomunicazi Linearizzatore per amplificatore di potenza a microonde.
JP2546279B2 (ja) * 1987-08-05 1996-10-23 ソニー株式会社 可変振幅等化器

Also Published As

Publication number Publication date
NO911360L (no) 1991-10-10
ES2064880T3 (es) 1995-02-01
IT9019975A1 (it) 1991-10-09
AU637209B2 (en) 1993-05-20
EP0451909B1 (en) 1994-12-07
US5138275A (en) 1992-08-11
NO911360D0 (no) 1991-04-08
JP2825993B2 (ja) 1998-11-18
DE69105587D1 (de) 1995-01-19
NO177479C (no) 1995-09-20
EP0451909A2 (en) 1991-10-16
EP0451909A3 (en) 1992-09-02
AU7412691A (en) 1991-10-10
ZA912619B (en) 1992-01-29
JPH04252506A (ja) 1992-09-08
DE69105587T2 (de) 1995-05-18
NO177479B (no) 1995-06-12
IT9019975A0 (it) 1990-04-09

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19960416