ATE522025T1 - Vorwärtskopplungs-leistungsverstärker mit erweitertem wirkungsgrad mit reduzierter aufhebungsbandbreite und kleinfehlerverstärker - Google Patents

Vorwärtskopplungs-leistungsverstärker mit erweitertem wirkungsgrad mit reduzierter aufhebungsbandbreite und kleinfehlerverstärker

Info

Publication number
ATE522025T1
ATE522025T1 AT04710155T AT04710155T ATE522025T1 AT E522025 T1 ATE522025 T1 AT E522025T1 AT 04710155 T AT04710155 T AT 04710155T AT 04710155 T AT04710155 T AT 04710155T AT E522025 T1 ATE522025 T1 AT E522025T1
Authority
AT
Austria
Prior art keywords
loop
amplifier
output
cancellation
signal detector
Prior art date
Application number
AT04710155T
Other languages
English (en)
Inventor
Mark Gurvich
Bill Vassilakis
Ezmarai Arbab
Alexander Rabinovich
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 ATE522025T1 publication Critical patent/ATE522025T1/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
    • 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
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Amplifiers (AREA)
AT04710155T 2003-02-14 2004-02-11 Vorwärtskopplungs-leistungsverstärker mit erweitertem wirkungsgrad mit reduzierter aufhebungsbandbreite und kleinfehlerverstärker ATE522025T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US44777203P 2003-02-14 2003-02-14
US10/775,799 US7038540B2 (en) 2003-02-14 2004-02-10 Enhanced efficiency feed forward power amplifier utilizing reduced cancellation bandwidth and small error amplifier
PCT/US2004/003847 WO2004075397A2 (en) 2003-02-14 2004-02-11 Enhanced efficiency feed forward power amplifier utilizing reduced cancellation bandwidth and small error amplifier

Publications (1)

Publication Number Publication Date
ATE522025T1 true ATE522025T1 (de) 2011-09-15

Family

ID=32853533

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04710155T ATE522025T1 (de) 2003-02-14 2004-02-11 Vorwärtskopplungs-leistungsverstärker mit erweitertem wirkungsgrad mit reduzierter aufhebungsbandbreite und kleinfehlerverstärker

Country Status (7)

Country Link
US (1) US7038540B2 (de)
EP (1) EP1609238B1 (de)
KR (1) KR100847238B1 (de)
CN (1) CN1751434B (de)
AT (1) ATE522025T1 (de)
CA (1) CA2515689A1 (de)
WO (1) WO2004075397A2 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050200422A1 (en) * 2001-09-20 2005-09-15 Khosro Shamsaifar Tunable filters having variable bandwidth and variable delay
JP2004120451A (ja) * 2002-09-27 2004-04-15 Hitachi Kokusai Electric Inc 増幅装置
US7301397B2 (en) * 2002-12-18 2007-11-27 Powerwave Technologies, Inc. Enhanced efficiency feed forward power amplifier with delay mismatched error cancellation loop
US7280612B2 (en) * 2003-07-25 2007-10-09 Zarbana Digital Fund Llc Digital branch calibrator for an RF transmitter
US20050200408A1 (en) * 2004-03-15 2005-09-15 Benjamin James A. Method and apparatus for feed forward linearization of wideband RF amplifiers
DE602006000525T2 (de) * 2005-06-03 2009-02-05 Ntt Docomo Inc. Mehrbandvorverzerrer mit Korrekturwertetabellen
KR100756041B1 (ko) * 2005-06-27 2007-09-07 삼성전자주식회사 믹서를 이용한 도허티 증폭장치 및 송신기
WO2007097756A1 (en) * 2006-02-24 2007-08-30 Paratek Microwave, Inc. Tunable filters having variable bandwidth and variable delay
US8995567B2 (en) * 2007-07-31 2015-03-31 Broadcom Corporation Method and system for power supply adjustment and polar modulation in a MIMO system
CN101874355A (zh) * 2007-11-27 2010-10-27 Nxp股份有限公司 接收具有环路输出的rf信号的装置和通过接收rf信号的装置循环rf输入信号的方法
US7834688B2 (en) * 2007-12-20 2010-11-16 Nortel Networks Limited Linearised power amplifier
US8706062B1 (en) * 2008-12-19 2014-04-22 Scintera Networks, Inc. Self-adaptive power amplification
US8326156B2 (en) * 2009-07-07 2012-12-04 Fiber-Span, Inc. Cell phone/internet communication system for RF isolated areas
CN102487365A (zh) * 2010-12-03 2012-06-06 北京中科国技信息系统有限公司 基于自适应反向差分算法的rfid反向信号接收方法
US9118366B2 (en) 2012-09-12 2015-08-25 Mediatek Singapore Pte. Ltd. Method and apparatus for calibrating an envelope tracking system
CN102982297B (zh) * 2012-09-29 2015-07-22 中国物品编码中心 标签测试系统
JP2014116691A (ja) 2012-12-06 2014-06-26 Samsung Electronics Co Ltd 高周波増幅装置及び歪補償方法
WO2014088367A1 (en) * 2012-12-06 2014-06-12 Samsung Electronics Co., Ltd. High frequency amplifier and method of compensating for distortion
CN103684273B (zh) * 2013-12-24 2016-07-20 昆山美博通讯科技有限公司 用于射频通讯的前馈线性功率放大器
CN103986426A (zh) * 2014-05-07 2014-08-13 京信通信系统（中国）有限公司 功率放大器、功率放大器中的环路控制方法和装置
US20170019240A1 (en) * 2015-07-16 2017-01-19 LGS Innovations LLC Tone based in-phase and quadrature-phase (iq) compensation
US10826440B2 (en) 2018-12-28 2020-11-03 Motorola Solutions, Inc. Extended operational bandwidth amplifiers with fractional instantaneous bandwidth feed forward correction

Family Cites Families (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3887803A (en) * 1974-05-28 1975-06-03 Savage John Jun Light emitting diode device
US4358708A (en) * 1980-04-15 1982-11-09 North American Philips Corporation Light emitting diode assembly
US4830976A (en) * 1984-10-01 1989-05-16 American Telephone And Telegraph Company, At&T Bell Laboratories Integrated circuit resistor
US4885551A (en) 1988-10-31 1989-12-05 American Telephone And Telegraph Company At&T Bell Laboratories Feed forward linear amplifier
US5077532A (en) * 1990-12-17 1991-12-31 Motorola, Inc. Feed forward distortion minimization circuit
US5422595A (en) 1993-11-24 1995-06-06 Sgs-Thomson Microelectronics, Inc. Miniature, low cost power amplifier monitor
JP3350222B2 (ja) * 1994-06-13 2002-11-25 株式会社日立国際電気 フィードフォワード増幅器
US5489875A (en) 1994-09-21 1996-02-06 Simon Fraser University Adaptive feedforward linearizer for RF power amplifiers
AU7462896A (en) * 1995-08-23 1997-03-19 Motorola, Inc. Wideband power amplifier control systems
DE19650388A1 (de) * 1996-12-05 1998-06-18 Bosch Gmbh Robert Schaltung zur Linearisierung eines Verstärkers
US5808512A (en) * 1997-01-31 1998-09-15 Ophir Rf, Inc. Feed forward amplifiers and methods
KR100248392B1 (ko) * 1997-05-15 2000-09-01 정선종 유기물전계효과트랜지스터와결합된유기물능동구동전기발광소자및그소자의제작방법
JP3352929B2 (ja) * 1997-12-12 2002-12-03 三菱電機株式会社 フィードフォワード増幅器
US6094096A (en) * 1997-12-12 2000-07-25 Lucent Technologies Inc. Pilot detection for a control system that reduces distortion produced by electrical circuits
US6046635A (en) 1998-04-08 2000-04-04 Powerwave Technologies, Inc. Dynamic predistortion compensation for a power amplifier
TW410478B (en) * 1998-05-29 2000-11-01 Lucent Technologies Inc Thin-film transistor monolithically integrated with an organic light-emitting diode
US5914501A (en) * 1998-08-27 1999-06-22 Hewlett-Packard Company Light emitting diode assembly having integrated electrostatic discharge protection
US6140874A (en) * 1998-10-19 2000-10-31 Powerwave Technologies, Inc. Amplification system having mask detection and bias compensation
US6147555A (en) 1998-10-19 2000-11-14 Powerwave Technologies, Inc. Amplification system having mask detection
US6144255A (en) 1998-10-19 2000-11-07 Powerwave Technologies, Inc. Feedforward amplification system having mask detection compensation
US6118339A (en) 1998-10-19 2000-09-12 Powerwave Technologies, Inc. Amplification system using baseband mixer
US6342810B1 (en) 1999-07-13 2002-01-29 Pmc-Sierra, Inc. Predistortion amplifier system with separately controllable amplifiers
JP3949322B2 (ja) * 1999-09-01 2007-07-25 三菱電機株式会社 フィードフォワード増幅器
US6211733B1 (en) 1999-10-22 2001-04-03 Powerwave Technologies, Inc. Predistortion compensation for a power amplifier
US6259320B1 (en) 1999-12-27 2001-07-10 Nortel Networks Limited Error correction within power amplifiers
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
GB0000511D0 (en) * 2000-01-12 2000-03-01 Oxley Dev Co Ltd Led package
US6275106B1 (en) * 2000-02-25 2001-08-14 Spectrian Corporation Spectral distortion monitor for controlling pre-distortion and feed-forward linearization of rf power amplifier
US6428189B1 (en) * 2000-03-31 2002-08-06 Relume Corporation L.E.D. thermal management
US6356031B1 (en) * 2000-05-03 2002-03-12 Time Warner Entertainment Co, Lp Electroluminescent plastic devices with an integral thin film solar cell
US6359508B1 (en) * 2000-08-17 2002-03-19 Spectrian Corporation Distortion detection apparatus for controlling predistortion, carrier cancellation and feed-forward cancellation in linear RF power amplifiers
JP2002290157A (ja) 2001-03-27 2002-10-04 Mobile Communications Tokyo Inc 高周波電力増幅装置
US7231191B2 (en) 2001-09-28 2007-06-12 Powerwave Technologies, Inc. Spurious ratio control circuit for use with feed-forward linear amplifiers
US6573793B1 (en) 2002-04-10 2003-06-03 Romulo Gutierrez Reflect forward adaptive linearizer amplifier

Also Published As

Publication number Publication date
CN1751434B (zh) 2011-11-23
WO2004075397A3 (en) 2005-06-02
WO2004075397A2 (en) 2004-09-02
CN1751434A (zh) 2006-03-22
US20040160274A1 (en) 2004-08-19
EP1609238A2 (de) 2005-12-28
CA2515689A1 (en) 2004-09-02
EP1609238B1 (de) 2011-08-24
KR100847238B1 (ko) 2008-07-18
KR20050101210A (ko) 2005-10-20
US7038540B2 (en) 2006-05-02
EP1609238A4 (de) 2008-10-22

Similar Documents

Publication Publication Date Title
ATE522025T1 (de) Vorwärtskopplungs-leistungsverstärker mit erweitertem wirkungsgrad mit reduzierter aufhebungsbandbreite und kleinfehlerverstärker
WO2007106337A3 (en) Enhanced efficiency feed forward power amplifier with delay mismatched error cancellation loop
AU2001263241A1 (en) High linearity multicarrier rf amplifier
WO2001086806A3 (en) Apparatus and method for efficiently amplifying wideband envelope signals
AU2001279113A1 (en) Amplification systems and methods using fixed and modulated power supply voltages and buck-boost control
AU2003297006A1 (en) Signal distribution system cascadable agc device and method
AU6353800A (en) Parallel amplifier architecture using digital phase control techniques
MY108184A (en) Feed forward amplifier network with frequency swept pilot tone.
SE9802498D0 (sv) Arrangement and method relating to radio communication
CA2584213A1 (en) Systems and methods for vector power amplification
SE0001260L (sv) Bredbandig effektförstärkare med hög verkningsgrad
ATE463076T1 (de) Leistungsverstärker
WO2001041298A3 (en) Control scheme for distortion reduction
EP1014564A3 (de) Vorwärtskopplungsverstärker
WO2002005588A3 (en) Power amplification for parametric loudspeakers
TR199802722T2 (xx) Faz bozulmas�n� telafi edici y�ntem ve cihaz.
CA2293241A1 (en) Adaptive biasing in a power amplifier
GB2412047A (en) Device for recovering missing frequency components
SE0103412D0 (sv) Method and arrangement for a power amplifier
MY134155A (en) Digital power amplifier
TW350171B (en) Amplification circuit and the apparatus
ATE437473T1 (de) Leistungsverstärkersystem
WO2008014503A3 (en) Low-noise source
AU2003302801A1 (en) Preserving linearity of an isolator-free power amplifier by dynamically switching active devices
TW350958B (en) Sense amplifier enable signal generating circuit of semiconductor memory devices

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties