DE69941660D1 - Doppelseitenbandpilottechnik eines Kontrollsystems für Reduktion die durch die elektrische Schaltung generierte Verzerrung - Google Patents

Doppelseitenbandpilottechnik eines Kontrollsystems für Reduktion die durch die elektrische Schaltung generierte Verzerrung

Info

Publication number
DE69941660D1
DE69941660D1 DE69941660T DE69941660T DE69941660D1 DE 69941660 D1 DE69941660 D1 DE 69941660D1 DE 69941660 T DE69941660 T DE 69941660T DE 69941660 T DE69941660 T DE 69941660T DE 69941660 D1 DE69941660 D1 DE 69941660D1
Authority
DE
Germany
Prior art keywords
reduction
control system
electrical circuit
distortion generated
double sideband
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
DE69941660T
Other languages
English (en)
Inventor
Robert Evan Myer
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.)
Nokia of America Corp
Original Assignee
Lucent Technologies 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 Lucent Technologies Inc filed Critical Lucent Technologies Inc
Application granted granted Critical
Publication of DE69941660D1 publication Critical patent/DE69941660D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B11/00—Automatic controllers
    • G05B11/01—Automatic controllers electric
    • G05B11/26—Automatic controllers electric in which the output signal is a pulse-train
    • G05B11/30—Automatic controllers electric in which the output signal is a pulse-train using pulse-frequency modulation
    • 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
    • H03F1/3235—Modifications of amplifiers to reduce non-linear distortion using feed-forward using a loop for error extraction and another loop for error subtraction using a pilot signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2201/00—Indexing scheme relating to details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements covered by H03F1/00
    • H03F2201/32—Indexing scheme relating to modifications of amplifiers to reduce non-linear distortion
    • H03F2201/3212—Using a control circuit to adjust amplitude and phase of a signal in a signal path

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Nonlinear Science (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Amplifiers (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Noise Elimination (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
DE69941660T 1998-09-29 1999-09-21 Doppelseitenbandpilottechnik eines Kontrollsystems für Reduktion die durch die elektrische Schaltung generierte Verzerrung Expired - Lifetime DE69941660D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/162,553 US6157254A (en) 1998-09-29 1998-09-29 Double side band pilot technique for a control system that reduces distortion produced by electrical circuits

Publications (1)

Publication Number Publication Date
DE69941660D1 true DE69941660D1 (de) 2010-01-07

Family

ID=22586123

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69941660T Expired - Lifetime DE69941660D1 (de) 1998-09-29 1999-09-21 Doppelseitenbandpilottechnik eines Kontrollsystems für Reduktion die durch die elektrische Schaltung generierte Verzerrung

Country Status (9)

Country Link
US (1) US6157254A (de)
EP (1) EP0991210B1 (de)
JP (1) JP4209051B2 (de)
KR (1) KR100719779B1 (de)
CN (1) CN1116736C (de)
AU (1) AU764149B2 (de)
BR (1) BR9904247A (de)
CA (1) CA2279444C (de)
DE (1) DE69941660D1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6411644B1 (en) * 1998-09-29 2002-06-25 Lucent Technologies Inc. Frequency hop pilot technique for a control system that reduces distortion produced by electrical circuits
JP3533351B2 (ja) * 1999-12-28 2004-05-31 日本無線株式会社 フィードフォワード増幅器及びその制御回路
US6320461B1 (en) * 2000-05-12 2001-11-20 Jhong Sam Lee Ultra-linear feedforward RF power amplifier
JP2002101138A (ja) * 2000-09-26 2002-04-05 Toshiba Corp フィードフォワード型リニアライザ
US6525603B1 (en) * 2001-01-05 2003-02-25 Remec, Inc. Feedforward amplifier linearization adapting off modulation
US7436900B2 (en) * 2001-03-28 2008-10-14 Lucent Technologies Inc. Intermodulation distortion identification and quantization circuit for a linear amplifier system
US6734726B2 (en) * 2001-06-29 2004-05-11 Remec, Inc. Balanced distortion reduction circuit
EP1289128B1 (de) * 2001-08-21 2010-11-10 Panasonic Corporation Vorwärtsgekoppelter Verstärker und Verfahren zum vorwärtsgekoppelten Verstärken
US6919764B2 (en) * 2003-03-11 2005-07-19 Andrew Corporation Amplifier control system with statistical enhancement of resolution of digital control signals
JP4431325B2 (ja) * 2003-05-26 2010-03-10 株式会社日立国際電気 増幅装置
KR20080052085A (ko) * 2006-12-07 2008-06-11 한국전자통신연구원 크기 차동 위상 편이 변조 장치 및 그 방법
CN101145860B (zh) * 2007-07-06 2010-09-08 哈尔滨工程大学 实时校正信道相位幅度的装置
FR2924542B1 (fr) * 2007-11-29 2010-01-01 Lpa Concepts Amplificateur hf large bande comportant un systeme de reduction de distorsion et procede de reduction de distorsion associe
JP5593609B2 (ja) * 2008-12-23 2014-09-24 日本電気株式会社 歪補償回路と歪補償方法と通信装置
JP6280697B2 (ja) * 2013-05-27 2018-02-14 サイプレス セミコンダクター コーポレーション パワーアンプ装置及びその補償方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2945451B2 (ja) * 1990-07-25 1999-09-06 日本電信電話株式会社 フィードフォワード増幅器
JP3171924B2 (ja) * 1992-05-28 2001-06-04 富士通株式会社 フィードフォワード増幅器
JP3367745B2 (ja) * 1994-04-05 2003-01-20 株式会社東芝 歪補償器
JPH0856126A (ja) * 1994-08-10 1996-02-27 Kokusai Electric Co Ltd 歪補償増幅回路
JP3361657B2 (ja) * 1995-07-20 2003-01-07 松下電器産業株式会社 フィードフォワード増幅器の制御装置および制御方法
JP2917904B2 (ja) * 1996-04-15 1999-07-12 日本電気株式会社 フィードフォワード増幅器
US5796304A (en) * 1996-04-24 1998-08-18 Powerwave Technologies, Inc. Broadband amplifier with quadrature pilot signal
US5774018A (en) * 1996-09-18 1998-06-30 Hughes Electronics Corporation Linear amplifier system and method
US5926067A (en) * 1998-09-29 1999-07-20 Lucent Technologies Inc. Sweep pilot technique for a control system that reduces distortion produced by electrical circuits
US5986499A (en) * 1998-12-21 1999-11-16 Lucent Technologies Inc. Pilot signal detection system using band reject filter

Also Published As

Publication number Publication date
EP0991210A3 (de) 2003-05-07
CN1116736C (zh) 2003-07-30
JP2000124839A (ja) 2000-04-28
AU4885999A (en) 2000-03-30
JP4209051B2 (ja) 2009-01-14
EP0991210B1 (de) 2009-11-25
US6157254A (en) 2000-12-05
CA2279444C (en) 2005-11-29
CN1250251A (zh) 2000-04-12
EP0991210A2 (de) 2000-04-05
KR100719779B1 (ko) 2007-05-21
BR9904247A (pt) 2001-01-16
KR20000023530A (ko) 2000-04-25
AU764149B2 (en) 2003-08-14
CA2279444A1 (en) 2000-03-29

Similar Documents

Publication Publication Date Title
DE69941660D1 (de) Doppelseitenbandpilottechnik eines Kontrollsystems für Reduktion die durch die elektrische Schaltung generierte Verzerrung
DE59406518D1 (de) Schaltungsanordnung für sicherheitskritische regelungssysteme
DE69612787D1 (de) Flexible gedruckte Mikrostreifen-Leiterplatte als elektrische Verbindungslinie
AU1271900A (en) Method for producing an integrated circuit processed on both sides
DE69925880D1 (de) Verbindungsverfahren für Leiterplatte
DE69940587D1 (de) Pilotsignalwobbeltechnik für ein Steuersystem zur Reduzierung von Verzerrungen, die durch elektrische Schaltungen hervorgerufen werden
DE69610519D1 (de) Flexible, wässrig entwickelbare, durch Licht abbildbare, dauerhafte Überzugsmittel für gedruckte Schaltungen
DE69517387D1 (de) Treiberschaltung für elektromagnetisches Ventil
EP1107374A3 (de) Kontaktierungssystem für zwei Leiterplatten
DE69821248D1 (de) Steuerungseinrichtung für einen aufzug
DE59900547D1 (de) Mit steckverbinder versehene elektrische schaltung, insbesondere steuergerät für kraftfahrzeuge
DE69507504D1 (de) Dichtungseinheit,insbesondere für elektrische verbinder
DE69839633D1 (de) Steuerungsschatung für verteilte elektrische Vorrichtungen
DE69728134D1 (de) Steuerschaltung für die Strom-Schalt-Flanken eines Leistungstransistors
TW200501845A (en) Multi-layered circuit board and electromagnetic shielding method for the multi-layered circuit board
DE69804193D1 (de) Pilottondetektionsschaltung für Steuerungssystem zur Reduzierung der durch elektrische Schaltungen erzeugten Entzerrung
DE69941617D1 (de) Pilottechnik mit Frequenzsprüngen für ein Steuersystem zur Reduzierung von Verzerrungen, die durch elektrische Schaltungen hervorgerufen werden
DE59902078D1 (de) Schaltung zur wandlung einer bildrate
DE59105408D1 (de) Elekromagnetischer Schnellauslöser für elektrische Schaltgeräte.
DE3670884D1 (de) Schaltungsanordnung zur steuerung des stromes durch einen elektrischen, insbesondere elektromagnetischen verbraucher.
DE69200661D1 (de) Verbinder für elektrische Komponenten.
DE69407249D1 (de) Gehäuse für elektrische Einrichtung
KR970004577A (ko) 에이.엠.아이(ami) 제어통신을 수행하기 위한 인터페이스회로
DE69707568D1 (de) Verbesserte Kupferfolie für gedruckte Schaltungen
DE59708447D1 (de) Diagnoseverfahren für elektrische geräte

Legal Events

Date Code Title Description
8364 No opposition during term of opposition