DE60023249D1 - Verstärker mit Verzerrungskompensation - Google Patents

Verstärker mit Verzerrungskompensation

Info

Publication number
DE60023249D1
DE60023249D1 DE60023249T DE60023249T DE60023249D1 DE 60023249 D1 DE60023249 D1 DE 60023249D1 DE 60023249 T DE60023249 T DE 60023249T DE 60023249 T DE60023249 T DE 60023249T DE 60023249 D1 DE60023249 D1 DE 60023249D1
Authority
DE
Germany
Prior art keywords
amplifier
distortion compensation
compensation
distortion
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 - Lifetime
Application number
DE60023249T
Other languages
English (en)
Other versions
DE60023249T2 (de
Inventor
Sera Yasuo
Uchida Takashi
Terufumi Nagano
Masahiro Himono
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.)
Hitachi Kokusai Electric Inc
Original Assignee
Hitachi Kokusai Electric Inc
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 Hitachi Kokusai Electric Inc filed Critical Hitachi Kokusai Electric Inc
Publication of DE60023249D1 publication Critical patent/DE60023249D1/de
Application granted granted Critical
Publication of DE60023249T2 publication Critical patent/DE60023249T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H03F1/3223—Modifications of amplifiers to reduce non-linear distortion using feed-forward
    • H03F1/3229—Modifications of amplifiers to reduce non-linear distortion using feed-forward using a loop for error extraction and another loop for error subtraction

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
DE60023249T 1999-12-03 2000-11-30 Verstärker mit Verzerrungskompensation Expired - Lifetime DE60023249T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP34459199 1999-12-03
JP34459199 1999-12-03

Publications (2)

Publication Number Publication Date
DE60023249D1 true DE60023249D1 (de) 2005-11-24
DE60023249T2 DE60023249T2 (de) 2006-07-13

Family

ID=18370464

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60023249T Expired - Lifetime DE60023249T2 (de) 1999-12-03 2000-11-30 Verstärker mit Verzerrungskompensation

Country Status (4)

Country Link
US (1) US6424214B2 (de)
EP (1) EP1107450B1 (de)
DE (1) DE60023249T2 (de)
HK (1) HK1039409A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1240230C (zh) * 2000-12-08 2006-02-01 松下电器产业株式会社 包含光前进基站的无线通信基站系统
SE0102345D0 (sv) * 2001-06-29 2001-06-29 Ericsson Telefon Ab L M Feed forward amplifying circuit
JP2004064377A (ja) * 2002-07-29 2004-02-26 Hitachi Kokusai Electric Inc フィードフォワード増幅器
US6850115B2 (en) * 2002-08-26 2005-02-01 Powerwave Technologies, Inc. Enhanced efficiency LDMOS based feed forward amplifier
US6972622B2 (en) * 2003-05-12 2005-12-06 Andrew Corporation Optimization of error loops in distributed power amplifiers
CN102493826B (zh) * 2011-11-18 2013-09-11 郑州煤矿机械集团股份有限公司 隔离耦合器
US10361661B2 (en) 2015-09-01 2019-07-23 Nec Corporation Power amplification apparatus and television signal transmission system
US10141910B2 (en) * 2016-02-08 2018-11-27 Psemi Corporation Integrated and combined phase shifter and isolation switch
US10454444B2 (en) 2016-04-25 2019-10-22 Kumu Networks, Inc. Integrated delay modules
WO2017189592A1 (en) * 2016-04-25 2017-11-02 Kumu Networks, Inc. Integrated delay modules
CN108155904A (zh) * 2018-02-08 2018-06-12 江苏天瑞仪器股份有限公司 一种8路输入射频电源功率合成电路

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4438415A (en) * 1982-01-29 1984-03-20 General Microwave Corporation Digital programmable attenuator
US4677390A (en) * 1985-05-31 1987-06-30 Texscan Corporation Low-power feedforward amplifier
US4625178A (en) * 1985-07-19 1986-11-25 General Instrument Corporation Feedforward gain block with mirror image error amplifier
CA1280180C (en) * 1987-02-02 1991-02-12 Masatoshi Ishida Nonlinear signal generating circuit and nonlinear compensating deviceusing the same
US5252934A (en) * 1992-08-25 1993-10-12 At&T Bell Laboratories Microwave delay assembly
EP0948838B1 (de) * 1996-12-30 2003-08-13 Samsung Electronics Co., Ltd. Kombinierte lineare leistungsverstärkungsvorrichtung und verfahren
JP4015782B2 (ja) * 1998-10-22 2007-11-28 日本無線株式会社 フィードフォワード非線形歪補償増幅器

Also Published As

Publication number Publication date
US6424214B2 (en) 2002-07-23
HK1039409A1 (en) 2002-04-19
US20010017570A1 (en) 2001-08-30
EP1107450A1 (de) 2001-06-13
DE60023249T2 (de) 2006-07-13
EP1107450B1 (de) 2005-10-19

Similar Documents

Publication Publication Date Title
DE69933243D1 (de) Funkgerät mit verzerrungskompensation
DE50108250D1 (de) Verstärkerschaltung mit offsetkompensation
DE60041469D1 (de) Vorwärtskopplungsverstärker
GB9911665D0 (en) An optical amplifier
EP1335489A4 (de) Leistungsverstärker mit kompensation nichtlinearer verzerrungen
GB9926956D0 (en) Amplifier
DE50013828D1 (de) Differenzverstärker
DE69939765D1 (de) Vorwärtskopplungsverstärker
DE69828658D1 (de) Breitbandiger optischer Verstärker mit gleichmässiger Verstärkung
DE60021170D1 (de) Verstärker
DE69941102D1 (de) Optischer Verstärker
DE69821861D1 (de) Verstärkerschaltung mit Doppelverstärkung
DE69934629D1 (de) Differenzverstärker
DE69931673D1 (de) Verstärker mit variabler Verstärkung
DE60040192D1 (de) Breitbandiger optischer Verstärker
DE69911152D1 (de) Symmetrischer Verstärker
DE69938710D1 (de) Optischer verstärker
DE69939359D1 (de) Verstärker
DE60023249D1 (de) Verstärker mit Verzerrungskompensation
DE69905099T2 (de) Vorwärtskopplungsverstärker
DE69917822D1 (de) Operationsverstärker
GB9913548D0 (en) Amplifier
DE60022934D1 (de) Verstärkerschaltungsanordnung
DE60028287D1 (de) Leitungstreiberverstärker mit verteilter Verstärkung
DE60045575D1 (de) Verstärker

Legal Events

Date Code Title Description
8364 No opposition during term of opposition