ATE276603T1 - Digitaler breitband vorverzerrungslinearisierer für nichtlineare verstärker - Google Patents

Digitaler breitband vorverzerrungslinearisierer für nichtlineare verstärker

Info

Publication number
ATE276603T1
ATE276603T1 AT00946224T AT00946224T ATE276603T1 AT E276603 T1 ATE276603 T1 AT E276603T1 AT 00946224 T AT00946224 T AT 00946224T AT 00946224 T AT00946224 T AT 00946224T AT E276603 T1 ATE276603 T1 AT E276603T1
Authority
AT
Austria
Prior art keywords
compensation
data structure
transmission signal
input transmission
sets
Prior art date
Application number
AT00946224T
Other languages
English (en)
Inventor
Andrew S Wright
Paul V Yee
Chung Y Kevin Hung
Steven J Bennett
Original Assignee
Pmc Sierra 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 Pmc Sierra Inc filed Critical Pmc Sierra Inc
Application granted granted Critical
Publication of ATE276603T1 publication Critical patent/ATE276603T1/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
    • 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
    • H03F1/3294—Acting on the real and imaginary components of the input 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
    • H03F2201/3209—Indexing scheme relating to modifications of amplifiers to reduce non-linear distortion the amplifier comprising means for compensating memory effects
    • 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
    • H03F2201/3233—Adaptive predistortion using lookup table, e.g. memory, RAM, ROM, LUT, to generate the predistortion

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)
AT00946224T 1999-07-13 2000-07-13 Digitaler breitband vorverzerrungslinearisierer für nichtlineare verstärker ATE276603T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14357099P 1999-07-13 1999-07-13
US09/596,142 US6798843B1 (en) 1999-07-13 2000-06-16 Wideband digital predistortion linearizer for nonlinear amplifiers
PCT/IB2000/001049 WO2001005026A1 (en) 1999-07-13 2000-07-13 A wideband digital predistortion linearizer for nonlinear amplifiers

Publications (1)

Publication Number Publication Date
ATE276603T1 true ATE276603T1 (de) 2004-10-15

Family

ID=26841177

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00946224T ATE276603T1 (de) 1999-07-13 2000-07-13 Digitaler breitband vorverzerrungslinearisierer für nichtlineare verstärker

Country Status (6)

Country Link
US (1) US6798843B1 (de)
EP (2) EP1203445B1 (de)
AT (1) ATE276603T1 (de)
AU (1) AU6009400A (de)
DE (1) DE60013852D1 (de)
WO (1) WO2001005026A1 (de)

Families Citing this family (181)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000115558A (ja) * 1998-10-08 2000-04-21 Mitsubishi Electric Corp 色特性記述装置および色管理装置および画像変換装置ならびに色補正方法
GB2351624B (en) * 1999-06-30 2003-12-03 Wireless Systems Int Ltd Reducing distortion of signals
EP1077532A1 (de) * 1999-08-17 2001-02-21 BRITISH TELECOMMUNICATIONS public limited company Spreizspektrum Signalgenerator- und Dekodierer für Einzeitenbandübertragung
WO2001069778A2 (de) * 2000-03-16 2001-09-20 Rohde & Schwarz Gmbh & Co. Kg Verfahren zur bestimmung von parametern eines n-tors
CN1285169C (zh) * 2000-08-04 2006-11-15 Lg电子株式会社 预失真数字线性化电路及其增益控制方法
KR100360273B1 (ko) * 2000-12-28 2002-11-09 엘지전자 주식회사 디지탈 티브이 중계기의 선형보상 적응 등화기 및 그의제어방법
GB2376613B (en) * 2001-06-15 2005-01-05 Wireless Systems Int Ltd Methods and apparatus for signal distortion correction
US20030063686A1 (en) * 2001-07-25 2003-04-03 Giardina Charles Robert System and method for predistorting a signal using current and past signal samples
KR100408043B1 (ko) * 2001-09-21 2003-12-01 엘지전자 주식회사 디지탈 아이에프 기술을 적용한 전치 왜곡 방식의 디지털선형화기
US7184490B1 (en) * 2001-12-18 2007-02-27 Vixs Systems, Inc. Low power distributed transmitter
US7248642B1 (en) 2002-02-05 2007-07-24 Andrew Corporation Frequency-dependent phase pre-distortion for reducing spurious emissions in communication networks
US7266159B2 (en) * 2002-03-08 2007-09-04 Andrew Corporation Frequency-dependent magnitude pre-distortion on non-baseband input signals for reducing spurious emissions in communication networks
US7197085B1 (en) 2002-03-08 2007-03-27 Andrew Corporation Frequency-dependent magnitude pre-distortion for reducing spurious emissions in communication networks
US7505877B2 (en) * 2002-03-08 2009-03-17 Johnson Controls Technology Company System and method for characterizing a system
CN1177449C (zh) 2002-04-23 2004-11-24 华为技术有限公司 基于基带数字预失真技术的提高射频功率放大器效率的方法
US7991071B2 (en) 2002-05-16 2011-08-02 Rf Micro Devices, Inc. AM to PM correction system for polar modulator
US7801244B2 (en) * 2002-05-16 2010-09-21 Rf Micro Devices, Inc. Am to AM correction system for polar modulator
GB2388983B (en) * 2002-05-24 2006-06-28 Wireless Systems Int Ltd Predistortion Control
US20030224723A1 (en) * 2002-05-30 2003-12-04 Feng-Wen Sun Method and system for providing two-way communication using an overlay of signals over a non-linear communications channel
US7139327B2 (en) * 2002-06-10 2006-11-21 Andrew Corporation Digital pre-distortion of input signals for reducing spurious emissions in communication networks
US6882217B1 (en) * 2002-09-27 2005-04-19 3Com Corporation Cubic spline predistortion, algorithm and training, for a wireless LAN system
US7274750B1 (en) 2002-09-27 2007-09-25 3Com Corporation Gain and phase imbalance compensation for OFDM systems
GB2394374B (en) * 2002-10-17 2006-06-14 Roke Manor Research Improvements in or relating to RF transmitters
JP4091047B2 (ja) 2002-10-31 2008-05-28 深▲川▼市中▲興▼通▲訊▼股▲分▼有限公司 広帯域プリディストーション線形化の方法およびシステム
DE10305972A1 (de) * 2003-02-13 2004-09-02 Micronas Gmbh Kompensationsschaltungsanordnung und Kompensationsverfahren zum Kompensieren von nicht-linearen Verzerrungen eines AD-Wandlers
JP4168259B2 (ja) * 2003-02-21 2008-10-22 日本電気株式会社 非線形歪補償回路および非線形歪補償方法ならびに送信回路
KR20040079474A (ko) * 2003-03-07 2004-09-16 삼성전자주식회사 전원제어 기능을 갖는 홈게이트웨이 시스템
US7123890B2 (en) * 2003-03-11 2006-10-17 Andrew Corporation Signal sample acquisition techniques
US7295819B2 (en) * 2003-03-11 2007-11-13 Andrew Corporation Signal sample acquisition techniques
US7586982B2 (en) * 2003-05-06 2009-09-08 Nokia Corporation Kalman filter based method and apparatus for linear equalization of CDMA downlink channels
US7444124B1 (en) 2003-05-14 2008-10-28 Marvell International Ltd. Adjustable segmented power amplifier
US6985033B1 (en) 2003-05-15 2006-01-10 Marvell International Ltd. Circuits and methods for adjusting power amplifier predistortion, and power amplifiers and other devices including the same
US7251293B2 (en) * 2003-06-27 2007-07-31 Andrew Corporation Digital pre-distortion for the linearization of power amplifiers with asymmetrical characteristics
US7026871B2 (en) 2003-07-03 2006-04-11 Icefyre Semiconductor, Inc. Adaptive predistortion for a transmit system
US6975167B2 (en) 2003-07-03 2005-12-13 Icefyre Semiconductor Corporation Adaptive predistortion for a transmit system with gain, phase and delay adjustments
US7068101B2 (en) 2003-07-03 2006-06-27 Icefyre Semiconductor Corporation Adaptive predistortion for a transmit system
US7409193B2 (en) 2003-07-03 2008-08-05 Zarbana Digital Fund Llc Predistortion circuit for a transmit system
US7453952B2 (en) 2003-07-03 2008-11-18 Saed Aryan Predistortion circuit for a transmit system
US7263136B2 (en) * 2003-07-14 2007-08-28 The Boeing Company Predistortion modulator
US7042287B2 (en) * 2003-07-23 2006-05-09 Northrop Grumman Corporation System and method for reducing dynamic range and improving linearity in an amplication system
DE602005000014T2 (de) * 2004-01-28 2006-11-23 Ntt Docomo, Inc. Mehrbandvorverzerrer mit Korrekturwertetabellen
US7277828B2 (en) * 2004-02-12 2007-10-02 Texas Instruments Incorporated Methodology for designing high speed receivers below a target bit-error-rate
KR20070030187A (ko) 2004-03-25 2007-03-15 옵티크론, 인코포레이티드. 디지털 선형화 시스템
US7236901B2 (en) * 2004-05-14 2007-06-26 Bae Systems Information And Electronic Systems Integration Inc. Digital broadband frequency measurement
US7551686B1 (en) 2004-06-23 2009-06-23 Rf Micro Devices, Inc. Multiple polynomial digital predistortion
US7239671B2 (en) * 2004-07-09 2007-07-03 Powerwave Technologies, Inc. System and method for digital timing error correction in a communications system utilizing adaptive predistortion
US7113037B2 (en) 2004-07-14 2006-09-26 Raytheon Company Performing remote power amplifier linearization
US7151405B2 (en) 2004-07-14 2006-12-19 Raytheon Company Estimating power amplifier non-linearity in accordance with memory depth
US7263335B2 (en) 2004-07-19 2007-08-28 Purewave Networks, Inc. Multi-connection, non-simultaneous frequency diversity in radio communication systems
US7529523B1 (en) 2004-08-23 2009-05-05 Rf Micro Devices, Inc. N-th order curve fit for power calibration in a mobile terminal
US7327803B2 (en) 2004-10-22 2008-02-05 Parkervision, Inc. Systems and methods for vector power amplification
US7355470B2 (en) 2006-04-24 2008-04-08 Parkervision, Inc. Systems and methods of RF power transmission, modulation, and amplification, including embodiments for amplifier class transitioning
US20060255997A1 (en) * 2005-04-08 2006-11-16 M/A-Com, Inc. And M/A-Com Eurotec Bv Differential analog filter
CN100563225C (zh) * 2005-05-27 2009-11-25 华为技术有限公司 对基带数字信号进行预失真处理的通用装置
US8224265B1 (en) * 2005-06-13 2012-07-17 Rf Micro Devices, Inc. Method for optimizing AM/AM and AM/PM predistortion in a mobile terminal
US7382182B2 (en) * 2005-06-29 2008-06-03 Motorola, Inc. System for reducing calibration time of a power amplifier
US20080123599A1 (en) * 2005-07-25 2008-05-29 Yoshihito Ishibashi Communication System, Communication Device And Method, And Program
US7653147B2 (en) * 2005-08-17 2010-01-26 Intel Corporation Transmitter control
DK1917725T3 (da) * 2005-08-26 2012-03-26 Ericsson Telefon Ab L M Fremgangsmåder og anordninger til vurdering af støjstigning
US8385391B2 (en) * 2005-10-13 2013-02-26 Viasat, Inc. Closed-loop receiver feedback pre-distortion
US7911272B2 (en) 2007-06-19 2011-03-22 Parkervision, Inc. Systems and methods of RF power transmission, modulation, and amplification, including blended control embodiments
US8013675B2 (en) 2007-06-19 2011-09-06 Parkervision, Inc. Combiner-less multiple input single output (MISO) amplification with blended control
US7634240B2 (en) * 2006-01-31 2009-12-15 Motorola, Inc. Method and apparatus for controlling a supply voltage to a power amplifier
US7877060B1 (en) 2006-02-06 2011-01-25 Rf Micro Devices, Inc. Fast calibration of AM/PM pre-distortion
DE102006023441A1 (de) * 2006-03-17 2007-09-20 Rohde & Schwarz Gmbh & Co. Kg Sendeeinrichtung und Verfahren mit digitaler Regelung
US7962108B1 (en) 2006-03-29 2011-06-14 Rf Micro Devices, Inc. Adaptive AM/PM compensation
CN101416382B (zh) 2006-04-10 2011-05-25 艾利森电话股份有限公司 用于减少rf功率放大器中的频率记忆效应的方法和设备
US8031804B2 (en) 2006-04-24 2011-10-04 Parkervision, Inc. Systems and methods of RF tower transmission, modulation, and amplification, including embodiments for compensating for waveform distortion
US20070249290A1 (en) * 2006-04-24 2007-10-25 Sony Ericsson Mobile Communications Ab Adaptive pre-distortion
US7937106B2 (en) 2006-04-24 2011-05-03 ParkerVision, Inc, Systems and methods of RF power transmission, modulation, and amplification, including architectural embodiments of same
US7317412B2 (en) * 2006-05-15 2008-01-08 M/A-Com, Inc. Techniques for biasing a radio frequency digital to analog converter
JP5034319B2 (ja) * 2006-05-26 2012-09-26 富士通株式会社 歪補償装置及び歪補償方法
US7936835B1 (en) 2006-07-14 2011-05-03 Pmc-Sierra, Inc. Adaptive signal decompression
US7561857B2 (en) * 2006-08-30 2009-07-14 Infineon Technologies Ag Model network of a nonlinear circuitry
US7693672B2 (en) * 2006-09-29 2010-04-06 Optichron 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
US7917337B2 (en) * 2006-09-29 2011-03-29 Optichron, Inc. Adaptive self-linearization with separation filter
US8032336B2 (en) * 2006-09-29 2011-10-04 Netlogic Microsystems, Inc. Distortion cancellation using adaptive linearization
US8041757B2 (en) * 2006-09-29 2011-10-18 Netlogic Microsystems, Inc. Low power and low complexity adaptive self-linearization
US7689182B1 (en) 2006-10-12 2010-03-30 Rf Micro Devices, Inc. Temperature compensated bias for AM/PM improvement
US7881680B1 (en) * 2006-10-23 2011-02-01 Marvell International Ltd. Predictive transmitter calibration
US8009762B1 (en) 2007-04-17 2011-08-30 Rf Micro Devices, Inc. Method for calibrating a phase distortion compensated polar modulated radio frequency transmitter
WO2008144017A1 (en) 2007-05-18 2008-11-27 Parkervision, Inc. Systems and methods of rf power transmission, modulation, and amplification
WO2008144049A1 (en) * 2007-05-18 2008-11-27 Optichron, Inc. Distortion cancellation using adaptive linearization
EP1998436A1 (de) * 2007-05-31 2008-12-03 Nokia Siemens Networks Oy Verfahren und Vorrichtung zum mindestens teilweisen Ausgleich von nichtlinearen Effekten eines Systems und Kommunikationssystem mit einer derartigen Vorrichtung
WO2009005768A1 (en) 2007-06-28 2009-01-08 Parkervision, Inc. Systems and methods of rf power transmission, modulation, and amplification
WO2009005420A1 (en) * 2007-06-29 2009-01-08 Telefonaktiebolaget Lm Ericsson (Publ) Method for noise floor and interference estimation
WO2009016686A1 (ja) 2007-07-31 2009-02-05 Fujitsu Limited 歪補償装置および方法
WO2009025595A1 (en) 2007-08-20 2009-02-26 Telefonaktiebolaget Lm Ericsson (Publ) Supervision of faults in a receiver chain based on noise floor monitoring
US8265583B1 (en) * 2007-09-17 2012-09-11 Marvell International Ltd. Blind compensation for arbitrary receiver nonlinearities via a digital signal processing approach
US7787848B2 (en) * 2007-09-19 2010-08-31 Mediatek Inc. Automatic gain control method for receiver and apparatus thereof
US8238849B2 (en) 2007-10-18 2012-08-07 Freescale Semiconductor, Inc. Method and system of adaptive predistortion of a wireless transmitter
US8023588B1 (en) 2008-04-08 2011-09-20 Pmc-Sierra, Inc. Adaptive predistortion of non-linear amplifiers with burst data
JP2009273110A (ja) * 2008-04-10 2009-11-19 Panasonic Corp ポーラ変調送信装置及びポーラ変調送信方法
EP2283597A1 (de) * 2008-04-24 2011-02-16 Nxp B.V. Kalibrierung einer kommunikationsvorrichtung
US7808315B2 (en) * 2008-05-23 2010-10-05 Massachusetts Institute Of Technology Cube coordinate subspaces for nonlinear digital predistortion
WO2009145887A1 (en) 2008-05-27 2009-12-03 Parkervision, Inc. Systems and methods of rf power transmission, modulation, and amplification
ES2379515T3 (es) * 2008-07-02 2012-04-26 Innovaradio S.A. Método de predistorsión y dispositivo para mejorar la potencia eléctrica de amplificadores de potencia en aplicaciones de comunicación digital inalámbricas
US8384476B2 (en) 2008-08-11 2013-02-26 Qualcomm, Incorporated Adaptive digital predistortion of complex modulated waveform using peak and RMS voltage feedback from the output of a power amplifier
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
US8285770B1 (en) 2008-08-29 2012-10-09 Xilinx, Inc. Method of and circuit for generating parameters for a predistortion circuit in an integrated circuit using a matrix
US7737779B2 (en) * 2008-08-29 2010-06-15 Xilinx, Inc. Method of and circuit for reducing distortion in a power amplifier
US7741906B1 (en) 2008-08-29 2010-06-22 Xilinx, Inc. Method of and circuit for generating parameters for a predistortion circuit in an integrated circuit
US7746167B1 (en) 2008-08-29 2010-06-29 Xilinx, Inc. Method of and circuit for adapting parameters for a predistortion circuit in an integrated circuit
US8229025B1 (en) 2008-08-29 2012-07-24 Xilinx, Inc. Method of and circuit for accepting a sample of an input signal to be used to calculate parameters for a predistortion circuit in an integrated circut
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
US8843088B2 (en) 2008-10-15 2014-09-23 Apple Inc. Minimum feedback radio architecture with digitally configurable adaptive linearization
US8213880B2 (en) * 2008-10-15 2012-07-03 Rockstar Bidco, LP Minimum feedback radio architecture with digitally configurable adaptive linearization
US7804359B1 (en) * 2008-10-23 2010-09-28 Scintera Networks, Inc. Linearization with memory compensation
US8295394B1 (en) * 2008-10-23 2012-10-23 Scintera Networks, Inc. Error signal formation for linearization
JP2012509614A (ja) * 2008-11-11 2012-04-19 アクシス ネットワーク テクノロジー リミテッド． リソースの効率的なアダプティブ・デジタル前置補償システム
GB2465399B (en) 2008-11-17 2015-07-15 Nujira Ltd Generation of pre-distortion coefficients
US8706062B1 (en) * 2008-12-19 2014-04-22 Scintera Networks, Inc. Self-adaptive power amplification
US8433745B2 (en) * 2008-12-19 2013-04-30 Scintera Networks, Inc. Scalable cost function generator and method thereof
JP5121691B2 (ja) * 2008-12-22 2013-01-16 株式会社東芝 歪補償器、送信機、歪補償方法
US8737523B2 (en) * 2009-06-04 2014-05-27 Xilinx, Inc. Apparatus and method for predictive over-drive detection
KR101060943B1 (ko) 2009-06-09 2011-08-30 삼성전기주식회사 이득 평탄도 개선된 광대역 증폭회로
US8018278B2 (en) * 2009-09-17 2011-09-13 Electronics And Telecommunications Research Institute Pre-distortion apparatus of power amplifier and method thereof
US8489042B1 (en) 2009-10-08 2013-07-16 Rf Micro Devices, Inc. Polar feedback linearization
EP2502345A1 (de) 2009-11-16 2012-09-26 Innovaradio S.A. Adaptives digitales vorverzerrungsverfahren und vorrichtung zur erhöhung der leistungsversorgung von leistungsverstärkern bei drahtlosen digitalen kommunikationsanwendungen
US8351543B2 (en) 2009-12-21 2013-01-08 Ubidyne, Inc. Active antenna array with modulator-based pre-distortion
US8896715B2 (en) 2010-02-11 2014-11-25 Microsoft Corporation Generic platform video image stabilization
JP5505002B2 (ja) * 2010-03-17 2014-05-28 富士通株式会社 歪補償装置、増幅装置、送信装置および歪補償方法
US9363068B2 (en) 2010-08-03 2016-06-07 Intel Corporation Vector processor having instruction set with sliding window non-linear convolutional function
US8204456B2 (en) 2010-09-15 2012-06-19 Fujitsu Semiconductor Limited Systems and methods for spurious emission cancellation
US8615208B2 (en) * 2010-11-02 2013-12-24 Crestcom, Inc. Transmitter linearized in response to signal magnitude derivative parameter and method therefor
US8368466B2 (en) 2010-11-16 2013-02-05 Telefonaktiebolaget Lm Ericsson (Publ) Orthogonal basis function set for digital predistorter
US8390376B2 (en) 2010-11-16 2013-03-05 Telefonaktiebolaget Lm Ericsson (Publ) Non-linear model with tap output normalization
HUE024880T2 (en) * 2010-11-16 2016-02-29 Ericsson Telefon Ab L M Configurable Basic Function Generation for Nonlinear Modeling
US8269558B1 (en) 2011-03-01 2012-09-18 National Semiconductor Corporation Power supply controller for a multi-gain step RF power amplifier
KR20140026458A (ko) 2011-04-08 2014-03-05 파커비전, 인크. Ｒｆ 전력 송신, 변조 및 증폭 시스템들 및 방법들
US8712339B2 (en) * 2011-04-15 2014-04-29 Qualcomm Incorporated Methods and apparatus for power amplifier calibration
US8660207B2 (en) 2011-05-12 2014-02-25 Andrew Llc Digital pre-distortion with carrier cancellation
US8711976B2 (en) 2011-05-12 2014-04-29 Andrew Llc Pre-distortion architecture for compensating non-linear effects
US8537041B2 (en) 2011-05-12 2013-09-17 Andrew Llc Interpolation-based digital pre-distortion architecture
KR20140034895A (ko) 2011-06-02 2014-03-20 파커비전, 인크. 안테나 제어
US9824426B2 (en) * 2011-08-01 2017-11-21 Microsoft Technology Licensing, Llc Reduced latency video stabilization
US8837633B2 (en) 2011-10-21 2014-09-16 Xilinx, Inc. Systems and methods for digital processing based on active signal channels of a communication system
RU2012102842A (ru) 2012-01-27 2013-08-10 ЭлЭсАй Корпорейшн Инкрементное обнаружение преамбулы
JP6526415B2 (ja) * 2011-10-27 2019-06-05 インテル・コーポレーション ベクトル・プロセッサおよび方法
CN102594749A (zh) * 2012-02-28 2012-07-18 中兴通讯股份有限公司 一种数字预失真处理方法及装置
US8957729B2 (en) * 2012-03-20 2015-02-17 Telefonaktiebolaget L M Ericsson (Publ) Memory structure having taps and non-unitary delays between taps
US8804807B2 (en) 2012-06-13 2014-08-12 Northrup Grumman Systems Corporation Iterative equalization with non-linear soft interference cancellation in non-linear satellite channels
WO2014018379A1 (en) 2012-07-23 2014-01-30 Dali Systems Co. Ltd. Method and system for aligning signals widely spaced in frequency for wideband digital predistortion in wireless communication systems
US20140029683A1 (en) 2012-07-26 2014-01-30 Telefonaktiebolaget L M Ericsson (Publ) Multi-Band Observation Receiver
JP2014082749A (ja) * 2012-09-28 2014-05-08 Fordan Kk 複合電力増幅器を有する複合送信機
US8847808B1 (en) * 2013-05-08 2014-09-30 Broadcom Corporation Process, voltage, and temperature insensitive biasing
US9172334B2 (en) * 2013-05-09 2015-10-27 King Fahd University Of Petroleum And Minerals Digital predistortion system and method with extended correction bandwidth
WO2015042142A1 (en) 2013-09-17 2015-03-26 Parkervision, Inc. Method, apparatus and system for rendering an information bearing function of time
US9100033B2 (en) 2013-12-20 2015-08-04 Motorola Solutions, Inc. Systems and methods for using a digital power amplifier controller (DPAC) having foward-loop correction and feedback-loop correction
US9136887B2 (en) * 2014-02-20 2015-09-15 Texas Instruments Incorporated Subtracting linear impairments for non-linear impairment digital pre-distortion error signal
US9379744B2 (en) * 2014-09-16 2016-06-28 Honeywell International Inc. System and method for digital predistortion
EP3010251B1 (de) * 2014-10-15 2019-11-13 Nxp B.V. Audiosystem
US9484942B1 (en) * 2015-06-25 2016-11-01 Rohde & Schwarz Gmbh & Co. Kg Oscilloscope with logic analyzer frontend
US10224970B2 (en) 2016-05-19 2019-03-05 Analog Devices Global Wideband digital predistortion
US10033413B2 (en) * 2016-05-19 2018-07-24 Analog Devices Global Mixed-mode digital predistortion
EP3306817B8 (de) * 2016-10-07 2021-04-21 Rohde & Schwarz GmbH & Co. KG Vorverzerrungssystem und -verfahren
US10469109B2 (en) * 2017-09-19 2019-11-05 Qualcomm Incorporated Predistortion for transmitter with array
US11038474B2 (en) 2017-11-01 2021-06-15 Analog Devices Global Unlimited Company Phased array amplifier linearization
KR102442573B1 (ko) * 2017-11-17 2022-09-13 삼성전자주식회사 전자 장치 및 전자 장치에서의 전력 제어 방법
US10361733B2 (en) 2017-12-13 2019-07-23 At&T Intellectual Property I, L.P. Low complexity transmitter structure for active antenna systems
RU2685284C1 (ru) * 2017-12-25 2019-04-17 Акционерное общество "Ангстрем" (АО "Ангстрем") Устройство цифровой коррекции нелинейности
JP7024420B2 (ja) * 2018-01-12 2022-02-24 日本電気株式会社 歪補償装置及び歪補償方法
KR101898533B1 (ko) * 2018-03-30 2018-09-13 한화시스템 주식회사 Rf 신호 생성 방법
KR101898532B1 (ko) * 2018-03-30 2018-09-13 한화시스템 주식회사 Rf 신호 생성 장치
US11824502B2 (en) * 2018-06-05 2023-11-21 Telefonaktiebolaget Lm Ericsson (Publ) Digital predistortion low power implementation
CN109067369B (zh) * 2018-07-06 2022-11-01 京信网络***股份有限公司 预失真优化方法、装置和***
US20200136660A1 (en) * 2018-10-31 2020-04-30 Avago Technologies International Sales Pte. Ltd. Loopback interference cancellation
DE102018220089A1 (de) * 2018-11-22 2020-05-28 Infineon Technologies Ag Digitale Vorverzerrungstechnik für eine Schaltungsanordnung mit einem Leistungsverstärker
DE102018220101B4 (de) * 2018-11-22 2020-06-10 Infineon Technologies Ag Vorverzerrungstechnik für eine Schaltungsanordnung mit einem Verstärker
TWI681636B (zh) * 2018-12-11 2020-01-01 瑞昱半導體股份有限公司 用於特徵化發送器之非線性失真的方法、相關發送器及其特徵化電路
US10931241B2 (en) * 2019-02-06 2021-02-23 Raytheon Company Model-free sample-based approaches for power amplifier linearization in real-time
CN113037235A (zh) * 2019-12-09 2021-06-25 深圳市中兴微电子技术有限公司 数据采集的方法、装置、设备和存储介质
USD959447S1 (en) 2019-12-20 2022-08-02 Sap Se Display system or portion thereof with a virtual three-dimensional animated graphical user interface
USD959476S1 (en) 2019-12-20 2022-08-02 Sap Se Display system or portion thereof with a virtual three-dimensional animated graphical user interface
US11205296B2 (en) * 2019-12-20 2021-12-21 Sap Se 3D data exploration using interactive cuboids
USD959477S1 (en) 2019-12-20 2022-08-02 Sap Se Display system or portion thereof with a virtual three-dimensional animated graphical user interface
US11592339B2 (en) * 2019-12-27 2023-02-28 Intel Corporation Device and method for determining a model related to a temperature shift
US11581901B2 (en) * 2020-09-21 2023-02-14 Apple Inc. Digital pre-distortion compensation of digital-to-analog converter non-linearity
EP4277127A1 (de) * 2022-05-13 2023-11-15 Analog Devices, Inc. Digitale vorverzerrung mit neuronalem netzwerk unterstützter physikalischer modellierung von hüllkurvenmerkmalen
CN116883291B (zh) * 2023-09-06 2023-11-17 山东科技大学 一种基于二元傅里叶级数的畸变校正方法

Family Cites Families (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3002995C2 (de) 1979-02-13 1983-09-29 Nippon Telegraph & Telephone Public Corp., Tokyo Anpassbares Entzerrungssystem
US4291277A (en) 1979-05-16 1981-09-22 Harris Corporation Adaptive predistortion technique for linearizing a power amplifier for digital data systems
US4700151A (en) 1985-03-20 1987-10-13 Nec Corporation Modulation system capable of improving a transmission system
FR2637431B1 (fr) 1988-09-30 1990-11-09 Labo Electronique Physique Circuit de predistorsion adaptative
US5089782A (en) 1989-03-22 1992-02-18 Hewlett-Packard Company Vector network analyzer for swept frequency harmonic and mixer conversion loss measurements using either an internal or external signal source
US5093667A (en) 1989-10-16 1992-03-03 Itt Corporation T/R module with error correction
US5049832A (en) 1990-04-20 1991-09-17 Simon Fraser University Amplifier linearization by adaptive predistortion
JPH05121958A (ja) * 1991-10-29 1993-05-18 Saitama Nippon Denki Kk 直線増幅装置の歪補償制御方式
US5574967A (en) 1994-01-11 1996-11-12 Ericsson Ge Mobile Communications, Inc. Waste energy control and management in power amplifiers
US5682336A (en) 1995-02-10 1997-10-28 Harris Corporation Simulation of noise behavior of non-linear circuit
US5486789A (en) 1995-02-28 1996-01-23 Motorola, Inc. Apparatus and method for providing a baseband digital error signal in an adaptive predistorter
US5745839A (en) * 1995-09-01 1998-04-28 Cd Radio, Inc. Satellite multiple access system with distortion cancellation and compression compensation
US5903823A (en) * 1995-09-19 1999-05-11 Fujitsu Limited Radio apparatus with distortion compensating function
US5675285A (en) 1995-12-21 1997-10-07 Lucent Technologies Inc. Multichannel predistortion linearizer for multiple amplifiers with multiple antennas
FR2746563B1 (fr) 1996-03-22 1998-06-05 Matra Communication Procede pour corriger des non-linearites d'un amplificateur, et emetteur radio mettant en oeuvre un tel procede
WO1998023068A1 (fr) * 1996-11-19 1998-05-28 Matsushita Electric Industrial Co., Ltd. Emetteur
US5867065A (en) 1997-05-07 1999-02-02 Glenayre Electronics, Inc. Frequency selective predistortion in a linear transmitter
US5900778A (en) 1997-05-08 1999-05-04 Stonick; John T. Adaptive parametric signal predistorter for compensation of time varying linear and nonlinear amplifier distortion
US6081158A (en) 1997-06-30 2000-06-27 Harris Corporation Adaptive pre-distortion apparatus for linearizing an amplifier output within a data transmission system
US5959500A (en) 1998-01-26 1999-09-28 Glenayre Electronics, Inc. Model-based adaptive feedforward amplifier linearizer
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
US6647069B1 (en) * 1998-05-01 2003-11-11 Texas Instruments Incorporated Method and apparatus for capacity increase and enhanced communications performance in CATV networks
US5990738A (en) 1998-06-19 1999-11-23 Datum Telegraphic Inc. Compensation system and methods for a linear power amplifier
US6054896A (en) * 1998-12-17 2000-04-25 Datum Telegraphic Inc. Controller and associated methods for a linc linear power amplifier
US6281936B1 (en) 1999-05-14 2001-08-28 Harris Corporation Broadcast transmission system with sampling and correction arrangement for correcting distortion caused by amplifying and signal conditioning components
US6275685B1 (en) * 1998-12-10 2001-08-14 Nortel Networks Limited Linear amplifier arrangement
US6587512B1 (en) * 1999-02-11 2003-07-01 Tioga Technologies Inc. Apparatus and methods for combined precoding and shaping generating an uncorrelated sequence of samples
US6342810B1 (en) 1999-07-13 2002-01-29 Pmc-Sierra, Inc. Predistortion amplifier system with separately controllable amplifiers
US6587514B1 (en) 1999-07-13 2003-07-01 Pmc-Sierra, Inc. Digital predistortion methods for wideband amplifiers
US6356146B1 (en) 1999-07-13 2002-03-12 Pmc-Sierra, Inc. Amplifier measurement and modeling processes for use in generating predistortion parameters
US6489846B2 (en) * 2000-05-25 2002-12-03 Sony Corporation Distortion compensating device and distortion compensating method

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EP1280273A3 (de) 2003-02-05
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WO2001005026A1 (en) 2001-01-18
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