DE60204193D1 - Verstärker mit Vorverzerrung - Google Patents

Verstärker mit Vorverzerrung

Info

Publication number
DE60204193D1
DE60204193D1 DE60204193T DE60204193T DE60204193D1 DE 60204193 D1 DE60204193 D1 DE 60204193D1 DE 60204193 T DE60204193 T DE 60204193T DE 60204193 T DE60204193 T DE 60204193T DE 60204193 D1 DE60204193 D1 DE 60204193D1
Authority
DE
Germany
Prior art keywords
predistortion
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 - Lifetime
Application number
DE60204193T
Other languages
English (en)
Other versions
DE60204193T2 (de
Inventor
Naoki Hongo
Yoichi Okubo
Masaki Suto
Tetsuhiko Miyatani
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
Application granted granted Critical
Publication of DE60204193D1 publication Critical patent/DE60204193D1/de
Publication of DE60204193T2 publication Critical patent/DE60204193T2/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
    • H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
    • H03F1/3247—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits using feedback acting on predistortion circuits
    • 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
    • H03F1/3252—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits using multiple parallel paths between input and output
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B1/0475—Circuits with means for limiting noise, interference or distortion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/62—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for providing a predistortion of the signal in the transmitter and corresponding correction in the receiver, e.g. for improving the signal/noise ratio
DE2002604193 2001-08-31 2002-08-27 Verstärker mit Vorverzerrung Expired - Lifetime DE60204193T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001263862 2001-08-31
JP2001263862A JP2003078359A (ja) 2001-08-31 2001-08-31 増幅装置

Publications (2)

Publication Number Publication Date
DE60204193D1 true DE60204193D1 (de) 2005-06-23
DE60204193T2 DE60204193T2 (de) 2005-11-17

Family

ID=19090552

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2002604193 Expired - Lifetime DE60204193T2 (de) 2001-08-31 2002-08-27 Verstärker mit Vorverzerrung

Country Status (5)

Country Link
US (1) US6959174B2 (de)
EP (1) EP1289129B1 (de)
JP (1) JP2003078359A (de)
CN (1) CN1196255C (de)
DE (1) DE60204193T2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7321635B2 (en) * 2002-08-16 2008-01-22 Andrew Corporation Linearization of amplifiers using baseband detection and non-baseband pre-distortion
WO2005025079A1 (ja) * 2003-09-03 2005-03-17 Hitachi Kokusai Electric Inc. マルチキャリア信号処理装置
KR100976863B1 (ko) 2008-07-25 2010-08-23 광주과학기술원 전력 증폭기의 비선형 왜곡 보상 장치 및 방법
JP5233651B2 (ja) * 2008-12-18 2013-07-10 富士通株式会社 歪補償装置及び方法
US8805304B2 (en) * 2011-10-25 2014-08-12 Scintera Networks Llc Linearization of broadband power amplifiers
CN103974395B (zh) 2013-01-29 2018-04-10 中兴通讯股份有限公司 一种基于低延时数字预失真前功率检测的功率调整方法及装置
WO2017221918A1 (ja) * 2016-06-24 2017-12-28 日本電気株式会社 無線通信機、無線通信システム、無線通信方法、および無線通信用プログラムが記憶された記憶媒体

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6022830A (ja) * 1983-07-19 1985-02-05 Nec Corp ヘテロダイン型送信機
US5903823A (en) * 1995-09-19 1999-05-11 Fujitsu Limited Radio apparatus with distortion compensating function
DE69728651T2 (de) * 1996-11-19 2004-08-19 Matsushita Electric Industrial Co., Ltd., Kadoma Sender mit linearisiertem Verstärker
US6118339A (en) * 1998-10-19 2000-09-12 Powerwave Technologies, Inc. Amplification system using baseband mixer
JP2000151295A (ja) 1998-11-05 2000-05-30 Mitsubishi Electric Corp 歪補償回路
AU2163399A (en) * 1998-12-24 2000-07-31 Nokia Networks Oy Multi-frequency transmitter using predistortion and a method of transmitting
US6449466B1 (en) * 1998-12-30 2002-09-10 Samsung Electronics Co., Ltd. Adaptive digital pre-distortion correction circuit for use in a transmitter in a digital communication system and method of operation
JP4183364B2 (ja) * 1999-12-28 2008-11-19 富士通株式会社 歪補償装置
JP3590571B2 (ja) * 2000-08-30 2004-11-17 株式会社日立国際電気 歪補償装置
JP3643803B2 (ja) * 2001-08-30 2005-04-27 株式会社日立国際電気 増幅装置

Also Published As

Publication number Publication date
EP1289129A1 (de) 2003-03-05
JP2003078359A (ja) 2003-03-14
CN1196255C (zh) 2005-04-06
EP1289129B1 (de) 2005-05-18
US20030045253A1 (en) 2003-03-06
CN1404217A (zh) 2003-03-19
DE60204193T2 (de) 2005-11-17
US6959174B2 (en) 2005-10-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition