ATE460770T1 - Blind-linearisierung unter anwendung von kreuz- modulation - Google Patents

Blind-linearisierung unter anwendung von kreuz- modulation

Info

Publication number
ATE460770T1
ATE460770T1 AT03742287T AT03742287T ATE460770T1 AT E460770 T1 ATE460770 T1 AT E460770T1 AT 03742287 T AT03742287 T AT 03742287T AT 03742287 T AT03742287 T AT 03742287T AT E460770 T1 ATE460770 T1 AT E460770T1
Authority
AT
Austria
Prior art keywords
dummy
source
signal
envelope
frequency bandwidth
Prior art date
Application number
AT03742287T
Other languages
English (en)
Inventor
Gary Ballantyne
Original Assignee
Qualcomm 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 Qualcomm Inc filed Critical Qualcomm Inc
Application granted granted Critical
Publication of ATE460770T1 publication Critical patent/ATE460770T1/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
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/66—Amplifiers simultaneously generating oscillations of one frequency and amplifying signals of another frequency

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Amplifiers (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Optical Communication System (AREA)
AT03742287T 2002-06-28 2003-06-26 Blind-linearisierung unter anwendung von kreuz- modulation ATE460770T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/187,040 US6674335B1 (en) 2002-06-28 2002-06-28 Blind linearization using cross-modulation
PCT/US2003/020400 WO2004004116A1 (en) 2002-06-28 2003-06-26 Blind linearization using cross-modulation

Publications (1)

Publication Number Publication Date
ATE460770T1 true ATE460770T1 (de) 2010-03-15

Family

ID=29735251

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03742287T ATE460770T1 (de) 2002-06-28 2003-06-26 Blind-linearisierung unter anwendung von kreuz- modulation

Country Status (11)

Country Link
US (1) US6674335B1 (de)
EP (1) EP1520340B1 (de)
JP (1) JP4643257B2 (de)
KR (1) KR100982928B1 (de)
CN (1) CN100530943C (de)
AT (1) ATE460770T1 (de)
AU (1) AU2003280464B2 (de)
DE (1) DE60331651D1 (de)
ES (1) ES2342884T3 (de)
TW (1) TWI327415B (de)
WO (1) WO2004004116A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003534657A (ja) * 2000-05-19 2003-11-18 フィリップ エイ． ハーディング スロット付きコア変圧器およびインダクタ
US6674335B1 (en) * 2002-06-28 2004-01-06 Qualcomm Incorporated Blind linearization using cross-modulation
US7135952B2 (en) * 2002-09-16 2006-11-14 Multi-Fineline Electronix, Inc. Electronic transformer/inductor devices and methods for making same
US7645941B2 (en) 2006-05-02 2010-01-12 Multi-Fineline Electronix, Inc. Shielded flexible circuits and methods for manufacturing same
US8041757B2 (en) * 2006-09-29 2011-10-18 Netlogic Microsystems, Inc. Low power and low complexity adaptive self-linearization
US8370113B2 (en) 2006-09-29 2013-02-05 Netlogic Microsystems, Inc. Low-power and low-cost adaptive self-linearization system with fast convergence
US8032336B2 (en) 2006-09-29 2011-10-04 Netlogic Microsystems, Inc. Distortion cancellation using adaptive linearization
JP5772557B2 (ja) 2011-12-08 2015-09-02 富士通株式会社 増幅器

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2642243B1 (fr) * 1989-01-24 1991-04-19 Labo Electronique Physique Circuit de predistorsion adaptative
US5105164A (en) * 1989-02-28 1992-04-14 At&T Bell Laboratories High efficiency uhf linear power amplifier
FR2653282B1 (fr) * 1989-10-18 1994-07-22 Alcatel Transmission Procede de correction numerique de non linearite d'une chaine d'emission, et dispositif de mise en óoeuvre de ce procede.
US5049832A (en) * 1990-04-20 1991-09-17 Simon Fraser University Amplifier linearization by adaptive predistortion
JPH04103207A (ja) * 1990-08-22 1992-04-06 Mitsubishi Electric Corp リニア変調波自動電力制御装置
JPH05315875A (ja) * 1992-05-14 1993-11-26 Mitsubishi Electric Corp 自動送信電力制御装置
US5327279A (en) * 1992-07-17 1994-07-05 United Technologies Corporation Apparatus for linearization of optic modulators using a feed-forward predistortion circuit
US5481389A (en) * 1992-10-09 1996-01-02 Scientific-Atlanta, Inc. Postdistortion circuit for reducing distortion in an optical communications system
JPH06152034A (ja) * 1992-11-06 1994-05-31 Sumitomo Cement Co Ltd ダミー光入力制御型光ファイバ増幅方法
US5798854A (en) * 1994-05-19 1998-08-25 Ortel Corporation In-line predistorter for linearization of electronic and optical signals
US5635870A (en) 1995-08-15 1997-06-03 David; Michael Efficient amplification techniques for non-linear amplifiers
US5710521A (en) * 1995-12-29 1998-01-20 Qualcomm Incorporated Out-of-band compensation for non-linear device
US5798674A (en) * 1997-04-08 1998-08-25 Raytheon Company Band Limited AM modulator using linear power amplification
FI105366B (fi) 1997-10-29 2000-07-31 Nokia Networks Oy Linearisointimenetelmä ja vahvistinjärjestely
EP1193866A4 (de) * 1999-05-28 2007-02-07 Fujitsu Ltd Vorverzerrungsverstärker zur kompensation von verzerrungen
JP2001036347A (ja) * 1999-07-16 2001-02-09 Matsushita Electric Ind Co Ltd 振幅補正回路
US6307435B1 (en) 2000-03-23 2001-10-23 The Aerospace Corporation High power amplifier linearization method using modified linear-log model predistortion
US6674335B1 (en) * 2002-06-28 2004-01-06 Qualcomm Incorporated Blind linearization using cross-modulation

Also Published As

Publication number Publication date
KR20050016655A (ko) 2005-02-21
JP4643257B2 (ja) 2011-03-02
AU2003280464A1 (en) 2004-01-19
WO2004004116A1 (en) 2004-01-08
US20040000938A1 (en) 2004-01-01
ES2342884T3 (es) 2010-07-16
CN100530943C (zh) 2009-08-19
CN1675828A (zh) 2005-09-28
TW200406982A (en) 2004-05-01
KR100982928B1 (ko) 2010-09-17
AU2003280464B2 (en) 2008-08-28
JP2005531993A (ja) 2005-10-20
DE60331651D1 (de) 2010-04-22
US6674335B1 (en) 2004-01-06
EP1520340B1 (de) 2010-03-10
TWI327415B (en) 2010-07-11
EP1520340A1 (de) 2005-04-06

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