DK0827642T3 - Sender med kartesisk sløjfe - Google Patents

Sender med kartesisk sløjfe

Info

Publication number
DK0827642T3
DK0827642T3 DK96914338T DK96914338T DK0827642T3 DK 0827642 T3 DK0827642 T3 DK 0827642T3 DK 96914338 T DK96914338 T DK 96914338T DK 96914338 T DK96914338 T DK 96914338T DK 0827642 T3 DK0827642 T3 DK 0827642T3
Authority
DK
Denmark
Prior art keywords
loop
circuit
disclosed
cartesian loop
cartesian
Prior art date
Application number
DK96914338T
Other languages
Danish (da)
English (en)
Inventor
James Wilkinson Ross
Blakeborough Kenington Peter
Peter Mcgeehan Joseph
Anthony Beach Mark
Andrew Bateman
Original Assignee
Univ Bristol
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 Univ Bristol filed Critical Univ Bristol
Application granted granted Critical
Publication of DK0827642T3 publication Critical patent/DK0827642T3/da

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
    • H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
    • 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
    • H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
    • H03F1/303—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters using a switching device
    • 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
    • H03F1/3276—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits using the nonlinearity inherent to components, e.g. a diode
    • 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
    • H03F1/3282—Acting on the phase and the amplitude of the input signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/102—A non-specified detector of a signal envelope being used in an amplifying circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/57—Separate feedback of real and complex signals being present

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Transmitters (AREA)
  • Amplifiers (AREA)
  • Measuring Fluid Pressure (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Cash Registers Or Receiving Machines (AREA)
  • Steroid Compounds (AREA)
  • Liquid Crystal Substances (AREA)
DK96914338T 1995-05-22 1996-05-22 Sender med kartesisk sløjfe DK0827642T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9510313A GB2301247A (en) 1995-05-22 1995-05-22 A cartesian loop transmitter amplifier
PCT/GB1996/001226 WO1996037949A1 (en) 1995-05-22 1996-05-22 A cartesian loop transmitter

Publications (1)

Publication Number Publication Date
DK0827642T3 true DK0827642T3 (da) 2001-01-22

Family

ID=10774831

Family Applications (1)

Application Number Title Priority Date Filing Date
DK96914338T DK0827642T3 (da) 1995-05-22 1996-05-22 Sender med kartesisk sløjfe

Country Status (13)

Country Link
US (1) US6381286B1 (ko)
EP (2) EP0827642B1 (ko)
JP (2) JP3917182B2 (ko)
KR (1) KR100403378B1 (ko)
AT (1) ATE196704T1 (ko)
AU (1) AU5774096A (ko)
CA (1) CA2221685C (ko)
DE (1) DE69610498T2 (ko)
DK (1) DK0827642T3 (ko)
ES (1) ES2150669T3 (ko)
GB (1) GB2301247A (ko)
GR (1) GR3034840T3 (ko)
WO (1) WO1996037949A1 (ko)

Families Citing this family (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9715278D0 (en) 1997-07-18 1997-09-24 Cambridge Consultants Signal processing system
US6215986B1 (en) 1997-09-26 2001-04-10 Nortel Networks Corporation Reducing radio transmitter distortion
GB9811381D0 (en) * 1998-05-27 1998-07-22 Nokia Mobile Phones Ltd Predistortion control for power reduction
JP3587346B2 (ja) * 1998-08-07 2004-11-10 松下電器産業株式会社 無線通信装置および無線通信装置における送信電力制御方法
GB2354125A (en) * 1999-09-09 2001-03-14 Ericsson Telefon Ab L M A TDMA transmitter with feedback power control loop offset compensation
DE19959403A1 (de) 1999-12-09 2001-06-13 Rohde & Schwarz Anordnung zum Regeln der Ausgangsleistung eines HF-Senders
WO2001065685A1 (de) * 2000-03-03 2001-09-07 Siemens Aktiengesellschaft Verfahren und sendeschaltung zur erzeugung eines sendesignals
AU2002211605A1 (en) * 2000-10-10 2002-04-22 Qualcomm Incorporated Adjustment of bias current in a first integrated circuit based on a signal gain of a second integrated circuit
FI20010330A0 (fi) * 2001-02-21 2001-02-21 Nokia Mobile Phones Ltd Menetelmä lähettimen häiriöiden vähentämiseksi ja lähetin
US20030078011A1 (en) * 2001-10-18 2003-04-24 Integrated Programmable Communications, Inc. Method for integrating a plurality of radio systems in a unified transceiver structure and the device of the same
US6680647B2 (en) * 2001-12-13 2004-01-20 Agilent Technologies, Inc. Low noise amplifier circuit with phase matched switch topology
US7133649B2 (en) * 2002-12-24 2006-11-07 Hitachi Kokusai Electric, Inc. Negative feedback amplifier for transmitter, transmitter, and method of correcting error in the negative feedback amplifier
GB2400250B (en) * 2003-03-31 2005-05-25 Motorola Inc Wireless communication unit and linearised transmitter circuit therefor
US7187053B2 (en) * 2003-06-26 2007-03-06 International Business Machines Corporation Thermal sensing method and system
GB2403613B (en) * 2003-07-04 2005-07-06 Motorola Inc Cartesian loop transmitter and method of adjusting an output level of such transmitter
US7418244B2 (en) * 2003-08-04 2008-08-26 Analog Devices, Inc. Radio transmitter with accurate power control
JP4336968B2 (ja) * 2004-02-20 2009-09-30 日本電気株式会社 移動体通信機器および送信電力制御方法
US7463864B2 (en) * 2004-04-09 2008-12-09 Broadcom Corporation Modified dual band direct conversion architecture that allows extensive digital calibration
US20060050810A1 (en) * 2004-07-29 2006-03-09 Interdigital Technology Corporation Hybrid transmitter architecture having high efficiency and large dynamic range
US7132885B2 (en) * 2005-03-23 2006-11-07 Aspendos Communications Low phase shift implementation of the baseband circuitry of a Cartesian feedback loop
FR2884986A1 (fr) * 2005-04-22 2006-10-27 St Microelectronics Sa Controle de gain pour emetteur a boucle cartesienne avec des traitements numeriques
JP4602851B2 (ja) * 2005-06-29 2010-12-22 三菱電機株式会社 歪み補償回路、送信機および歪み補償方法
US7421252B2 (en) * 2005-08-02 2008-09-02 Freescale Semiconductor, Inc. Center frequency control of an integrated phase rotator band-pass filter using VCO coarse trim bits
US7653147B2 (en) * 2005-08-17 2010-01-26 Intel Corporation Transmitter control
US7933567B2 (en) * 2006-01-26 2011-04-26 Qualcomm, Incorporated Method and apparatus for achieving linear monotonic output power
JP4827565B2 (ja) * 2006-03-15 2011-11-30 株式会社リコー 半導体装置および該半導体装置を組み込んだ電子機器
JP4468422B2 (ja) * 2007-08-09 2010-05-26 株式会社東芝 カーテシアンループを用いた無線送信装置
US8233861B1 (en) * 2008-09-24 2012-07-31 Rockwell Collins, Inc. Switched impedance synthesis transmit antenna matching system for electrically small antenna radiators
GB2466072B (en) * 2008-12-12 2011-03-23 Motorola Inc Adaptive cartesian loop transmitter for broadband and optimal loop stability adjustment
JP2010171630A (ja) * 2009-01-21 2010-08-05 Goyo Electronics Co Ltd 無線送受信装置
KR101420898B1 (ko) 2009-12-23 2014-07-16 한국전자통신연구원 다중 모드 광대역 무선통신 장치 및 방법
US8681890B2 (en) * 2010-06-07 2014-03-25 Entropic Communications, Inc. Method and apparatus for real time multiplexing with receiver and antenna array elements
US10050680B2 (en) 2010-06-07 2018-08-14 Entropic Communications, Llc Method and apparatus for real time multiplexing with transmitter and antenna array elements
EP2582043A1 (en) * 2011-10-10 2013-04-17 Astrium Limited Control system for a power amplifier
JP5825175B2 (ja) * 2012-03-29 2015-12-02 富士通株式会社 無線通信機
KR101987284B1 (ko) 2012-12-13 2019-06-10 삼성전자주식회사 ＯＯＫ（Ｏｎ－Ｏｆｆ Ｋｅｙｉｎｇ）수신기에서 송신 심볼의 검출을 위한 임계값을 적응적으로 설정하는 장치 및 방법
FR3035285B1 (fr) 2015-04-14 2017-05-12 St Microelectronics Grenoble 2 Circuit d'amplification de puissance de signaux radiofrequence
US10367535B2 (en) 2017-12-15 2019-07-30 Motorola Solutions, Inc. Cartesian loop circuits, transmitters, devices, and related methods
US11444652B1 (en) 2018-05-22 2022-09-13 Starry, Inc. Steerable communications system
CN111918172A (zh) * 2020-07-28 2020-11-10 广东联达科控股有限公司 一款单片机汽车功放放大器
US11771339B2 (en) * 2021-06-29 2023-10-03 Biosense Webster (Israel) Ltd. Heterodyne catheter calibration system
WO2023112651A1 (ja) * 2021-12-16 2023-06-22 株式会社村田製作所 高周波モジュール及び信号増幅方法

Family Cites Families (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2637270C2 (de) * 1976-08-19 1978-05-03 Standard Elektrik Lorenz Ag, 7000 Stuttgart Überlastungsschutzeinrichtung
US4291277A (en) * 1979-05-16 1981-09-22 Harris Corporation Adaptive predistortion technique for linearizing a power amplifier for digital data systems
JPS5757035A (en) * 1980-09-22 1982-04-06 Nippon Telegr & Teleph Corp <Ntt> Radio device
US4439741A (en) * 1982-06-28 1984-03-27 Motorola, Inc. Stabilized high efficiency radio frequency amplifier
US4598252A (en) * 1984-07-06 1986-07-01 Itt Corporation Variable gain power amplifier
JPH0644716B2 (ja) * 1984-08-14 1994-06-08 日本電気株式会社 無線通信装置
JPS62286324A (ja) * 1986-06-05 1987-12-12 Nec Corp 携帯用電話機
GB2210744B (en) 1987-10-05 1992-01-29 Marconi Instruments Ltd Offset voltage nulling circuit
US4937535A (en) * 1988-12-29 1990-06-26 Genrad, Inc. Calibration method and programmable phase-gain amplifier
US5066922A (en) * 1989-10-16 1991-11-19 Motorola, Inc. Stabilizing circuit for feedback RF 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.
IT1236787B (it) * 1989-11-13 1993-04-02 Italtel Spa Circuito amplificatore di potenza cmos con struttura completamente differenziale.
US5065922A (en) 1990-02-28 1991-11-19 Harris Charles C Container holding system
JPH0454006A (ja) * 1990-06-22 1992-02-21 Fujitsu Ltd 増幅装置
US5066923A (en) * 1990-10-31 1991-11-19 Motorola, Inc. Linear transmitter training method and apparatus
US5134718A (en) * 1990-10-31 1992-07-28 Motorola, Inc. Fast phase shift adjusting method and device for linear transmitter
DE4201194A1 (de) 1992-01-18 1993-07-22 Sel Alcatel Ag Verfahren und schaltungsanordnung zur offset-korrektur in einem tdma-funkempfaenger
GB2265270B (en) 1992-03-02 1996-06-12 Motorola Ltd Rf power amplifier with linearization
US5282226A (en) * 1992-04-27 1994-01-25 Hughes Aircraft Company System and method for transmission of bursts of digital information
SE470455B (sv) * 1992-08-24 1994-04-11 Ericsson Telefon Ab L M Anordning för kompensering av fasvridningen i återkopplingsslingan vid en kartesiskt återkopplad effektförstärkare
GB2272133B (en) * 1992-11-02 1996-06-12 Motorola Inc Radio system
DE9215012U1 (de) * 1992-11-04 1992-12-24 Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig holländ. Stiftung & Co KG, 8510 Fürth Audio-Verstärker mit automatischer Lautstärkenreduzierung nach thermischer Sicherheitsabschaltung
GB2272589B (en) * 1992-11-16 1995-11-29 Linear Modulation Tech Automatic calibration of the quadrature balance within a cartesian amplifier
US5420536A (en) * 1993-03-16 1995-05-30 Victoria University Of Technology Linearized power amplifier
AU5781794A (en) * 1993-03-16 1994-09-22 Victoria University Of Technology Linearized power amplifier
US5351016A (en) * 1993-05-28 1994-09-27 Ericsson Ge Mobile Communications Inc. Adaptively self-correcting modulation system and method
US5423082A (en) * 1993-06-24 1995-06-06 Motorola, Inc. Method for a transmitter to compensate for varying loading without an isolator
GB9316869D0 (en) * 1993-08-13 1993-09-29 Philips Electronics Uk Ltd Transmitter and power amplifier therefor
GB2281668B (en) * 1993-08-20 1997-10-08 Motorola Inc Radio transmitter with power amplifier linearizer
CN1114847A (zh) 1993-08-20 1996-01-10 莫托罗拉公司 具有功率放大器线性化电路的无线电发射机
GB2282290B (en) * 1993-09-09 1997-11-19 Motorola Israel Ltd Radio transmitter with power amplifier linearizer
US5535247A (en) * 1993-09-24 1996-07-09 Motorola, Inc. Frequency modifier for a transmitter
GB9320078D0 (en) * 1993-09-29 1993-11-17 Linear Modulation Tech Cartesian amplifier power control and related applications
US5396196A (en) * 1993-12-29 1995-03-07 At&T Corp. Quadrature modular with adaptive suppression of carrier leakage
JPH0832464A (ja) * 1994-07-15 1996-02-02 Uniden Corp 送信機におけるキャリアリーク補正方法
JPH0832462A (ja) * 1994-07-15 1996-02-02 Uniden Corp カーテジアンループのｄｃオフセット回路
GB2293935B (en) * 1994-10-03 1999-07-14 Linear Modulation Tech Automatic calibration of carrier suppression and loop phase in a cartesian amplifier
US5486789A (en) * 1995-02-28 1996-01-23 Motorola, Inc. Apparatus and method for providing a baseband digital error signal in an adaptive predistorter
GB9521769D0 (en) * 1995-10-24 1996-01-03 Philips Electronics Nv Transmitter

Also Published As

Publication number Publication date
EP1033808A2 (en) 2000-09-06
US6381286B1 (en) 2002-04-30
EP0827642B1 (en) 2000-09-27
GB2301247A (en) 1996-11-27
KR100403378B1 (ko) 2004-02-11
GB9510313D0 (en) 1995-07-19
DE69610498T2 (de) 2001-06-28
JPH11505977A (ja) 1999-05-25
AU5774096A (en) 1996-12-11
KR19990021877A (ko) 1999-03-25
CA2221685A1 (en) 1996-11-28
DE69610498D1 (de) 2000-11-02
WO1996037949A1 (en) 1996-11-28
CA2221685C (en) 2005-06-28
ATE196704T1 (de) 2000-10-15
EP0827642A1 (en) 1998-03-11
ES2150669T3 (es) 2000-12-01
GR3034840T3 (en) 2001-02-28
JP2007089207A (ja) 2007-04-05
JP3917182B2 (ja) 2007-05-23
EP1033808A3 (en) 2003-01-29

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