DE60135249D1 - Vorwärtskopplungsverstärker, kommunikationsvorrichtung, vorwärtskopplungsverstärkungsverfahren, programm und medium - Google Patents

Vorwärtskopplungsverstärker, kommunikationsvorrichtung, vorwärtskopplungsverstärkungsverfahren, programm und medium

Info

Publication number
DE60135249D1
DE60135249D1 DE60135249T DE60135249T DE60135249D1 DE 60135249 D1 DE60135249 D1 DE 60135249D1 DE 60135249 T DE60135249 T DE 60135249T DE 60135249 T DE60135249 T DE 60135249T DE 60135249 D1 DE60135249 D1 DE 60135249D1
Authority
DE
Germany
Prior art keywords
forward coupling
program
medium
communication device
amplifier
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
DE60135249T
Other languages
English (en)
Inventor
Masayuki Miyaji
Kaoru Ishida
Toshimitsu Matsuyoshi
Hisashi Adachi
Seiji Fujiwara
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.)
Panasonic Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE60135249D1 publication Critical patent/DE60135249D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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)
DE60135249T 2000-12-04 2001-11-30 Vorwärtskopplungsverstärker, kommunikationsvorrichtung, vorwärtskopplungsverstärkungsverfahren, programm und medium Expired - Fee Related DE60135249D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2000369147 2000-12-04
PCT/JP2001/010469 WO2002050997A1 (fr) 2000-12-04 2001-11-30 Amplificateur a correction precursive, appareil de communication, procede d'amplification a correction precursive, programme et procede

Publications (1)

Publication Number Publication Date
DE60135249D1 true DE60135249D1 (de) 2008-09-18

Family

ID=18839231

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60135249T Expired - Fee Related DE60135249D1 (de) 2000-12-04 2001-11-30 Vorwärtskopplungsverstärker, kommunikationsvorrichtung, vorwärtskopplungsverstärkungsverfahren, programm und medium

Country Status (4)

Country Link
US (1) US6940346B2 (de)
EP (1) EP1353438B1 (de)
DE (1) DE60135249D1 (de)
WO (1) WO2002050997A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7095799B2 (en) * 2002-04-29 2006-08-22 Agilent Technologies, Inc. Systems and methods for providing baseband-derived predistortion to increase efficiency of transmitters
JP4598414B2 (ja) * 2004-02-27 2010-12-15 株式会社エヌ・ティ・ティ・ドコモ べき級数型プリディストータの制御方法及び装置
US7756493B2 (en) * 2005-04-05 2010-07-13 Powerwave Technologies, Inc. Feed forward amplifier system and method using the pilot frequency from a positive feedback pilot generation and detection circuit to improve second loop convergence
JP4896424B2 (ja) * 2005-04-22 2012-03-14 株式会社日立国際電気 歪補償増幅器
EP2232413B1 (de) * 2007-12-05 2012-06-20 Wavelogics AB Datenträgeranordnung
DE102008052172B4 (de) 2008-10-17 2014-01-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung zum Erzeugen eines Korrektursignals

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0785523B2 (ja) 1988-02-05 1995-09-13 日本電信電話株式会社 非線形歪補償回路
KR100217416B1 (ko) * 1995-11-16 1999-09-01 윤종용 선형 증폭 장치 및 방법
RU2142670C1 (ru) * 1995-11-16 1999-12-10 Самсунг Электроникс Ко., Лтд. Устройство линейного усиления мощности
US5760646A (en) 1996-03-29 1998-06-02 Spectrian Feed-forward correction loop with adaptive predistortion injection for linearization of RF power amplifier
JP3064901B2 (ja) 1996-05-08 2000-07-12 日本電気株式会社 フィードフォワード増幅器
JP3106996B2 (ja) * 1997-04-02 2000-11-06 日本電気株式会社 フィードフォワード増幅回路
CA2281209A1 (en) 1998-10-30 2000-04-30 Norman Gerard Ziesse Feedforward amplifier and method of amplifying signals
JP2000151295A (ja) * 1998-11-05 2000-05-30 Mitsubishi Electric Corp 歪補償回路
JP3371837B2 (ja) 1999-01-28 2003-01-27 日本電気株式会社 フィードフォワード増幅器及びその増幅方法
JP2001053552A (ja) 1999-08-10 2001-02-23 Nec Corp フィードフォワード増幅回路、及びフィードフォワード増幅回路における非線形歪の補償方法。
US6590449B2 (en) * 2000-05-30 2003-07-08 Matsushita Electric Industrial Co., Ltd. Predistortion circuit, low-distortion power amplifier, and control methods therefor

Also Published As

Publication number Publication date
US6940346B2 (en) 2005-09-06
WO2002050997A1 (fr) 2002-06-27
EP1353438B1 (de) 2008-08-06
EP1353438A4 (de) 2004-11-17
US20040075497A1 (en) 2004-04-22
EP1353438A1 (de) 2003-10-15

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: PANASONIC CORP., KADOMA, OSAKA, JP

8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee