ATE319221T1 - Verbesserte vorverzerrungskompensation für einen leistungsverstärker - Google Patents

Verbesserte vorverzerrungskompensation für einen leistungsverstärker

Info

Publication number
ATE319221T1
ATE319221T1 AT00984554T AT00984554T ATE319221T1 AT E319221 T1 ATE319221 T1 AT E319221T1 AT 00984554 T AT00984554 T AT 00984554T AT 00984554 T AT00984554 T AT 00984554T AT E319221 T1 ATE319221 T1 AT E319221T1
Authority
AT
Austria
Prior art keywords
amplifier
power amplifier
peak
output
signal
Prior art date
Application number
AT00984554T
Other languages
English (en)
Inventor
Charles R Gentzler
Original Assignee
Powerwave 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 Powerwave Technologies Inc filed Critical Powerwave Technologies Inc
Application granted granted Critical
Publication of ATE319221T1 publication Critical patent/ATE319221T1/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
    • 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
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
    • H03G3/3042—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers in modulators, frequency-changers, transmitters or power amplifiers

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
AT00984554T 1999-10-22 2000-10-19 Verbesserte vorverzerrungskompensation für einen leistungsverstärker ATE319221T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/425,346 US6211733B1 (en) 1999-10-22 1999-10-22 Predistortion compensation for a power amplifier

Publications (1)

Publication Number Publication Date
ATE319221T1 true ATE319221T1 (de) 2006-03-15

Family

ID=23686156

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00984554T ATE319221T1 (de) 1999-10-22 2000-10-19 Verbesserte vorverzerrungskompensation für einen leistungsverstärker

Country Status (7)

Country Link
US (1) US6211733B1 (de)
EP (1) EP1224731B1 (de)
KR (1) KR20020064887A (de)
AT (1) ATE319221T1 (de)
CA (1) CA2388512C (de)
DE (1) DE60026364T2 (de)
WO (1) WO2001031777A1 (de)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1313906B1 (it) * 1999-06-15 2002-09-26 Cit Alcatel Precorrezione digitale adattiva di non-linearita' introdotte daamplicatori di potenza.
US6392480B1 (en) * 1999-08-19 2002-05-21 Lucent Technologies Inc. Alternating gain and phase control system and method
KR20010064900A (ko) * 1999-12-20 2001-07-11 서평원 적응성 선왜곡 선형화 장치
EP1124324A1 (de) * 2000-02-10 2001-08-16 Alcatel Verfahren zur Linearisierung eines Sendesystems über ein breites Frequenzband mit einem Leistungsverstärker
JP3877937B2 (ja) * 2000-05-18 2007-02-07 株式会社エヌ・ティ・ティ・ドコモ フィードフォワード増幅器
US6897723B2 (en) * 2000-12-22 2005-05-24 Paradigm Wireless Communications, Llc Feed-forward amplifier loop control utilizing if signal processing
US6864742B2 (en) * 2001-06-08 2005-03-08 Northrop Grumman Corporation Application of the doherty amplifier as a predistortion circuit for linearizing microwave amplifiers
US6731694B2 (en) 2001-08-07 2004-05-04 Motorola, Inc. Isolator eliminator for a linear transmitter
US6931080B2 (en) * 2001-08-13 2005-08-16 Lucent Technologies Inc. Multiple stage and/or nested predistortion system and method
US7382833B1 (en) * 2001-08-16 2008-06-03 Rockwell Collins, Inc. System for phase, gain, and DC offset error correction for a quadrature modulator
US6794937B1 (en) * 2001-11-30 2004-09-21 Alcatel Predistortion linearizer and method for linearizing a nonlinear device
KR100605826B1 (ko) * 2002-11-18 2006-07-31 삼성전자주식회사 높은 첨두전력대 평균전력비를 가지는 전력증폭기의 효율개선 장치 및 방법
US7038540B2 (en) * 2003-02-14 2006-05-02 Powerwave Technologies, Inc. Enhanced efficiency feed forward power amplifier utilizing reduced cancellation bandwidth and small error amplifier
US7729668B2 (en) 2003-04-03 2010-06-01 Andrew Llc Independence between paths that predistort for memory and memory-less distortion in power amplifiers
US6972622B2 (en) * 2003-05-12 2005-12-06 Andrew Corporation Optimization of error loops in distributed power amplifiers
US6768434B1 (en) * 2003-05-15 2004-07-27 Tektronix, Inc. High speed x/sine(x) correction circuit
US6975167B2 (en) * 2003-07-03 2005-12-13 Icefyre Semiconductor Corporation Adaptive predistortion for a transmit system with gain, phase and delay adjustments
US7453952B2 (en) * 2003-07-03 2008-11-18 Saed Aryan Predistortion circuit for a transmit system
US7026871B2 (en) * 2003-07-03 2006-04-11 Icefyre Semiconductor, Inc. Adaptive predistortion for a transmit system
US7409193B2 (en) * 2003-07-03 2008-08-05 Zarbana Digital Fund Llc Predistortion circuit for a transmit system
US7259630B2 (en) * 2003-07-23 2007-08-21 Andrew Corporation Elimination of peak clipping and improved efficiency for RF power amplifiers with a predistorter
US7280612B2 (en) * 2003-07-25 2007-10-09 Zarbana Digital Fund Llc Digital branch calibrator for an RF transmitter
US6963242B2 (en) * 2003-07-31 2005-11-08 Andrew Corporation Predistorter for phase modulated signals with low peak to average ratios
US7023273B2 (en) * 2003-10-06 2006-04-04 Andrew Corporation Architecture and implementation methods of digital predistortion circuitry
KR101009778B1 (ko) * 2003-10-23 2011-01-19 삼성전자주식회사 높은 첨두전력 대 평균전력비를 가지는 전력증폭 장치 및 방법
FR2871291B1 (fr) 2004-06-02 2006-12-08 Tracit Technologies Procede de transfert de plaques
US20060009185A1 (en) * 2004-07-08 2006-01-12 Khosro Shamsaifar Method and apparatus capable of interference cancellation
WO2010020833A1 (en) * 2008-08-20 2010-02-25 Freescale Semiconductor, Inc. Wireless communication unit, integrated circuit and method of power control of a power amplifier therefor
WO2010035065A1 (en) * 2008-09-24 2010-04-01 Freescale Semiconductor, Inc. Wireless communication unit, integrated circuit and method of power control of a power amplifier therefor
US8706062B1 (en) 2008-12-19 2014-04-22 Scintera Networks, Inc. Self-adaptive power amplification
US20100271123A1 (en) * 2009-04-27 2010-10-28 Qualcomm Incorporated Adaptive digital predistortion of complex modulated waveform using localized peak feedback from the output of a power amplifier
KR101134072B1 (ko) * 2010-05-27 2012-04-16 세원텔레텍 주식회사 이동통신 기지국 및 중계기용 고출력 증폭기의 디지털 전치왜곡 또는 아날로그 전치왜곡을 통한 최적화된 출력 송출 방법 및 그 고출력 증폭기
US8737526B2 (en) 2010-06-30 2014-05-27 Qualcomm Incorporated Predistortion of complex modulated waveform
US8964821B2 (en) 2011-10-14 2015-02-24 Qualcomm Incorporated Shared feedback for adaptive transmitter pre-distortion

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4639938A (en) * 1985-11-06 1987-01-27 E-Systems, Inc. RF pulse transmitter having incidental phase modulation (IPM) correction
IT1256225B (it) * 1992-12-23 1995-11-29 Sits Soc It Telecom Siemens Procedimento e circuito per la compensazione adattativa delle distorsioni di guadagno di un amplificatore alle microonde con linearizzatore
US5742201A (en) * 1996-01-30 1998-04-21 Spectrian Polar envelope correction mechanism for enhancing linearity of RF/microwave power amplifier
US5892397A (en) * 1996-03-29 1999-04-06 Spectrian Adaptive compensation of RF amplifier distortion by injecting predistortion signal derived from respectively different functions of input signal amplitude
US6008698A (en) * 1998-05-18 1999-12-28 Omnipoint Corporation Amplifier with dynamically adaptable supply current

Also Published As

Publication number Publication date
CA2388512C (en) 2004-04-20
US6211733B1 (en) 2001-04-03
EP1224731A4 (de) 2005-06-22
DE60026364D1 (de) 2006-04-27
KR20020064887A (ko) 2002-08-10
DE60026364T2 (de) 2006-12-07
EP1224731A1 (de) 2002-07-24
EP1224731B1 (de) 2006-03-01
CA2388512A1 (en) 2001-05-03
WO2001031777A1 (en) 2001-05-03

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