ATE444590T1 - Verfahren zur adaptiven verstärkungs- und/oder phasenregelung - Google Patents

Verfahren zur adaptiven verstärkungs- und/oder phasenregelung

Info

Publication number
ATE444590T1
ATE444590T1 AT06027110T AT06027110T ATE444590T1 AT E444590 T1 ATE444590 T1 AT E444590T1 AT 06027110 T AT06027110 T AT 06027110T AT 06027110 T AT06027110 T AT 06027110T AT E444590 T1 ATE444590 T1 AT E444590T1
Authority
AT
Austria
Prior art keywords
phase control
adaptive gain
adjustment value
adjustment
phase
Prior art date
Application number
AT06027110T
Other languages
German (de)
English (en)
Inventor
Reza Ghanadan
Robert Myer
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 ATE444590T1 publication Critical patent/ATE444590T1/de

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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Transmitters (AREA)
  • Radio Transmission System (AREA)
  • Feedback Control In General (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Networks Using Active Elements (AREA)
AT06027110T 1999-08-19 2000-08-07 Verfahren zur adaptiven verstärkungs- und/oder phasenregelung ATE444590T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/377,387 US6259319B1 (en) 1999-08-19 1999-08-19 Adaptive gain and/or phase adjustment control system and method

Publications (1)

Publication Number Publication Date
ATE444590T1 true ATE444590T1 (de) 2009-10-15

Family

ID=23488921

Family Applications (1)

Application Number Title Priority Date Filing Date
AT06027110T ATE444590T1 (de) 1999-08-19 2000-08-07 Verfahren zur adaptiven verstärkungs- und/oder phasenregelung

Country Status (10)

Country Link
US (1) US6259319B1 (enExample)
EP (2) EP1079517A3 (enExample)
JP (1) JP3967530B2 (enExample)
KR (1) KR100417542B1 (enExample)
CN (1) CN1196253C (enExample)
AT (1) ATE444590T1 (enExample)
AU (1) AU766523B2 (enExample)
BR (1) BR0003484B1 (enExample)
CA (1) CA2315577C (enExample)
DE (1) DE60043082D1 (enExample)

Families Citing this family (17)

* 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
US6608523B1 (en) * 2000-08-24 2003-08-19 Lucent Technologies Inc. System and method for producing a pilot signal in a distortion reduction system
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
WO2003003569A1 (en) * 2001-06-29 2003-01-09 Remec, Inc. Balanced distortion reduction circuit
US7426176B2 (en) * 2002-09-30 2008-09-16 Lucent Technologies Inc. Method of power allocation and rate control in OFDMA systems
US20040203476A1 (en) * 2002-10-08 2004-10-14 Jung-Tao Liu Method of feedback for HSDPA system using OFMDA
KR20050085809A (ko) * 2002-12-18 2005-08-29 파워웨이브 테크놀로지스, 인크. 최적화 제어를 위해 플로어들 및 패널티들을 사용한 피드포워드 증폭기 시스템
WO2004062090A2 (en) 2002-12-18 2004-07-22 Powerwave Technologies, Inc. Delay mismatched feed forward amplifier system using penalties and floors for control
US6985706B2 (en) * 2003-01-23 2006-01-10 Powerwave Technologies, Inc. Feed forward amplifier system employing self-generating alignment lists and adaptive controller
US7289773B2 (en) 2003-01-23 2007-10-30 Powerwave Technologies, Inc. Digital transmitter system employing self-generating predistortion parameter lists and adaptive controller
CA2685191C (en) 2007-05-04 2016-04-19 Astrium Limited Multiport amplifiers in communications satellites
EP2582043A1 (en) * 2011-10-10 2013-04-17 Astrium Limited Control system for a power amplifier
CN104283575A (zh) * 2013-07-05 2015-01-14 珠海扬智电子科技有限公司 增益可变及延迟可变的射频调谐器
EP3819652B1 (en) 2019-11-08 2024-03-13 Rohde & Schwarz GmbH & Co. KG Method and system for determining and/or adjusting phases of at least two electrical signals
CN119420305B (zh) * 2024-12-11 2025-07-29 深圳市万里眼技术有限公司 参数调节装置、方法、设备、高频射频系统及存储介质

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4580105A (en) * 1985-01-25 1986-04-01 At&T Bell Laboratories Automatic reduction of intermodulation products in high power linear amplifiers
US4745372A (en) * 1985-10-17 1988-05-17 Matsushita Electric Industrial Co., Ltd. Phase-locked-loop circuit having a charge pump
US4885551A (en) * 1988-10-31 1989-12-05 American Telephone And Telegraph Company At&T Bell Laboratories Feed forward linear amplifier
US4879519A (en) * 1988-10-31 1989-11-07 American Telephone And Telegraph Company, At&T Bell Labs Predistortion compensated linear amplifier
US5023565A (en) * 1990-01-26 1991-06-11 At&T Bell Laboratories Linear amplifier with automatic adjustment of feed forward loop gain and phase
US5268761A (en) * 1992-08-19 1993-12-07 Rca Thomson Licensing Corporation Automatic gain control system for a high definition television signal receiver including an adaptive equalizer
GB9219663D0 (en) * 1992-09-17 1992-10-28 Rca Thomson Licensing Corp Switch mode power supply with low input current distortion
US5706057A (en) * 1994-03-21 1998-01-06 Rca Thomson Licensing Corporation Phase detector in a carrier recovery network for a vestigial sideband signal
US6078216A (en) * 1998-03-31 2000-06-20 Spectrian Corporation Aliased wide band performance monitor for adjusting predistortion and vector modulator control parameters of RF amplifier
US6154093A (en) * 1998-04-01 2000-11-28 Lucent Technologies Inc. Fast adaptive wideband power amplifier feed forward linearizer using a RLS parameter tracking algorithm
US6028477A (en) * 1998-04-08 2000-02-22 Powerwave Technologies, Inc. Adaptive biasing in a power amplifier

Also Published As

Publication number Publication date
AU766523B2 (en) 2003-10-16
EP1777813B1 (en) 2009-09-30
JP2001111437A (ja) 2001-04-20
US6259319B1 (en) 2001-07-10
CN1285654A (zh) 2001-02-28
BR0003484A (pt) 2001-04-03
BR0003484B1 (pt) 2012-12-25
KR100417542B1 (ko) 2004-02-05
CN1196253C (zh) 2005-04-06
JP3967530B2 (ja) 2007-08-29
CA2315577C (en) 2005-03-01
KR20010039821A (ko) 2001-05-15
EP1777813A1 (en) 2007-04-25
EP1079517A3 (en) 2004-05-19
CA2315577A1 (en) 2001-02-19
AU5196700A (en) 2001-02-22
EP1079517A2 (en) 2001-02-28
DE60043082D1 (de) 2009-11-12

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