DE69736469D1 - Vorrichtung und verfahren für funksender - Google Patents

Vorrichtung und verfahren für funksender

Info

Publication number
DE69736469D1
DE69736469D1 DE69736469T DE69736469T DE69736469D1 DE 69736469 D1 DE69736469 D1 DE 69736469D1 DE 69736469 T DE69736469 T DE 69736469T DE 69736469 T DE69736469 T DE 69736469T DE 69736469 D1 DE69736469 D1 DE 69736469D1
Authority
DE
Germany
Prior art keywords
transmitters
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE69736469T
Other languages
English (en)
Other versions
DE69736469T2 (de
Inventor
John Carlsson
Leif Hellmark
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Application granted granted Critical
Publication of DE69736469D1 publication Critical patent/DE69736469D1/de
Publication of DE69736469T2 publication Critical patent/DE69736469T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
    • 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
DE69736469T 1996-06-28 1997-06-04 Vorrichtung und verfahren für funksender Expired - Lifetime DE69736469T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE9602584 1996-06-28
SE9602584A SE506842C2 (sv) 1996-06-28 1996-06-28 Anordning och förfarande vid radiosändare för styrning av effektförstärkare
PCT/SE1997/000982 WO1998000929A1 (en) 1996-06-28 1997-06-04 Device and method for radio transmitters

Publications (2)

Publication Number Publication Date
DE69736469D1 true DE69736469D1 (de) 2006-09-21
DE69736469T2 DE69736469T2 (de) 2007-01-04

Family

ID=20403218

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69736469T Expired - Lifetime DE69736469T2 (de) 1996-06-28 1997-06-04 Vorrichtung und verfahren für funksender

Country Status (14)

Country Link
US (1) US6047168A (de)
EP (1) EP0901721B1 (de)
JP (1) JP4203968B2 (de)
CN (1) CN1111975C (de)
AU (1) AU724097B2 (de)
BR (1) BR9710044B1 (de)
DE (1) DE69736469T2 (de)
EE (1) EE03364B1 (de)
ES (1) ES2270464T3 (de)
HK (1) HK1019272A1 (de)
MY (1) MY119218A (de)
PL (1) PL183774B1 (de)
SE (1) SE506842C2 (de)
WO (1) WO1998000929A1 (de)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1155131A (ja) * 1997-08-06 1999-02-26 Nec Corp 無線送信電力制御装置
US6430402B1 (en) * 1998-09-14 2002-08-06 Conexant Systems, Inc. Power amplifier saturation prevention method, apparatus, and communication system incorporating the same
US6377784B2 (en) 1999-02-09 2002-04-23 Tropian, Inc. High-efficiency modulation RF amplifier
US6864668B1 (en) 1999-02-09 2005-03-08 Tropian, Inc. High-efficiency amplifier output level and burst control
CN1154241C (zh) * 1999-04-02 2004-06-16 三菱电机株式会社 移动通信终端装置
DE19916902B4 (de) * 1999-04-14 2015-08-20 Siemens Aktiengesellschaft Verstärkereinrichtung mit veränderbarer Arbeitspunkteinstellung sowie Verwendung der Verstärkereinrichtung
US6285255B1 (en) * 1999-11-02 2001-09-04 Harris Corporation Adaptive compensation for carrier signal phase distortion
US6366177B1 (en) 2000-02-02 2002-04-02 Tropian Inc. High-efficiency power modulators
US6630867B2 (en) * 2000-02-24 2003-10-07 Skyworks Solutions, Inc. Power amplifier with provisions for varying operating voltage based upon power amplifier output power
US6684064B2 (en) * 2000-03-29 2004-01-27 Interdigital Technology Corp. Dynamic bias for RF power amplifiers
US6707857B1 (en) * 2000-07-14 2004-03-16 Ericsson Inc. Reference signal pre-distortion for transmitter with frequency synthesizer based phase encoding
US6670849B1 (en) 2000-08-30 2003-12-30 Skyworks Solutions, Inc. System for closed loop power control using a linear or a non-linear power amplifier
DE10056472A1 (de) * 2000-11-15 2002-05-29 Infineon Technologies Ag Polar-Loop-Sendeschaltung
US7020070B2 (en) * 2001-04-10 2006-03-28 Telefonaktiebolaget L M Ericsson (Publ) Selectively controlled modulation distortion of an IQ-baseband signal
EP1263133B1 (de) * 2001-05-31 2009-05-06 Thomson Licensing Audioverstärker mit Begrenzung der Ausgangsleistung
WO2003001662A1 (en) * 2001-06-22 2003-01-03 Telefonaktiebolaget Lm Ericsson (Publ) Gain control of a power amplifier
US6828859B2 (en) * 2001-08-17 2004-12-07 Silicon Laboratories, Inc. Method and apparatus for protecting devices in an RF power amplifier
US6956907B2 (en) * 2001-10-15 2005-10-18 Qualcomm, Incorporated Method and apparatus for determining power allocation in a MIMO communication system
US7088968B2 (en) * 2001-12-12 2006-08-08 Intel Corporation Method and polar-loop transmitter with origin offset for zero-crossing signals
US6566944B1 (en) * 2002-02-21 2003-05-20 Ericsson Inc. Current modulator with dynamic amplifier impedance compensation
US7340265B2 (en) 2002-02-28 2008-03-04 Atheros Communications, Inc. Method and apparatus for transient frequency distortion compensation
EP1367842A1 (de) * 2002-05-29 2003-12-03 Siemens Aktiengesellschaft Schaltungsanordnung zum Umschalten eines Mobilfunksenders zwischen zwei Modulationsbetriebsarten
US7071783B2 (en) * 2002-07-19 2006-07-04 Micro Mobio Corporation Temperature-compensated power sensing circuit for power amplifiers
US6931267B2 (en) * 2002-11-25 2005-08-16 Broadcom Corporation Bias filtering module including MOS capacitors
US6894565B1 (en) * 2002-12-03 2005-05-17 Silicon Laboratories, Inc. Fast settling power amplifier regulator
US6859098B2 (en) * 2003-01-17 2005-02-22 M/A-Com, Inc. Apparatus, methods and articles of manufacture for control in an electromagnetic processor
US6897730B2 (en) * 2003-03-04 2005-05-24 Silicon Laboratories Inc. Method and apparatus for controlling the output power of a power amplifier
US7076698B2 (en) * 2003-05-21 2006-07-11 Agere Systems, Inc. Vector monitor, related method of controlling a transmitter and transmitter employing the same
US7110724B1 (en) * 2004-12-16 2006-09-19 Rf Micro Devices, Inc. System and method for detecting compression of a power amplifier circuit
JP4623507B2 (ja) * 2005-04-18 2011-02-02 ルネサスエレクトロニクス株式会社 通信用半導体集積回路および携帯通信端末
US7412215B1 (en) * 2005-06-03 2008-08-12 Rf Micro Devices, Inc. System and method for transitioning from one PLL feedback source to another
US7539462B2 (en) * 2005-08-09 2009-05-26 Freescale Semiconductor, Inc. Configurable multi-mode modulation system and transmitter
CN101490949B (zh) * 2006-12-27 2012-01-18 松下电器产业株式会社 极化调制发送装置
US8463189B2 (en) * 2007-07-31 2013-06-11 Texas Instruments Incorporated Predistortion calibration and built in self testing of a radio frequency power amplifier using subharmonic mixing
CN102439846B (zh) 2010-05-06 2014-03-12 华为技术有限公司 一种信号极化方法、装置和系统
WO2013119587A1 (en) 2012-02-09 2013-08-15 Skyworks Solutions, Inc. Apparatus and methods for envelope tracking
US10270394B2 (en) 2015-12-30 2019-04-23 Skyworks Solutions, Inc. Automated envelope tracking system
CN108733852A (zh) * 2017-04-17 2018-11-02 天津大学（青岛）海洋工程研究院有限公司 一种基于极限学习机的功率放大器行为建模方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4367443A (en) * 1980-01-17 1983-01-04 Motorola, Inc. Radio frequency signal power amplifier
US4521912A (en) * 1983-06-09 1985-06-04 General Electric Company Low power indicating circuit for a radio transmitter
JPH0644716B2 (ja) * 1984-08-14 1994-06-08 日本電気株式会社 無線通信装置
FI85316C (fi) * 1989-05-12 1992-03-25 Nokia Mobira Oy Koppling foer utvidgning av effektomraodet hos en saendare.
FI81931C (fi) * 1989-05-12 1990-12-10 Nokia Mobira Oy Foerfarande foer alstring av laoga effektnivaoer i saendaren av en radiotelefon.
US5129098A (en) * 1990-09-24 1992-07-07 Novatel Communication Ltd. Radio telephone using received signal strength in controlling transmission power
US5307512A (en) * 1991-06-03 1994-04-26 Motorola, Inc. Power control circuitry for achieving wide dynamic range in a transmitter
CA2127189A1 (en) * 1993-08-06 1995-02-07 James John Crnkovic Apparatus and method for attenuating an undesired signal in a radio transceiver
JPH07212257A (ja) * 1994-01-21 1995-08-11 Uniden Corp 送信機の異常送信停止回路
US5430416A (en) * 1994-02-23 1995-07-04 Motorola Power amplifier having nested amplitude modulation controller and phase modulation controller
US5452473A (en) * 1994-02-28 1995-09-19 Qualcomm Incorporated Reverse link, transmit power correction and limitation in a radiotelephone system
EP0720287B1 (de) * 1994-12-29 2003-01-15 AT&T Corp. Leistungsverstärker mit grosser Dynamik
US5880635A (en) * 1997-04-16 1999-03-09 Sony Corporation Apparatus for optimizing the performance of a power amplifier

Also Published As

Publication number Publication date
EP0901721A1 (de) 1999-03-17
AU3365297A (en) 1998-01-21
SE9602584D0 (sv) 1996-06-28
PL183774B1 (pl) 2002-07-31
HK1019272A1 (en) 2000-01-28
BR9710044A (pt) 1999-08-10
CN1223759A (zh) 1999-07-21
DE69736469T2 (de) 2007-01-04
WO1998000929A1 (en) 1998-01-08
EE03364B1 (et) 2001-02-15
ES2270464T3 (es) 2007-04-01
BR9710044B1 (pt) 2010-02-23
MY119218A (en) 2005-04-30
JP2000514963A (ja) 2000-11-07
SE506842C2 (sv) 1998-02-16
SE9602584L (sv) 1997-12-29
AU724097B2 (en) 2000-09-14
US6047168A (en) 2000-04-04
JP4203968B2 (ja) 2009-01-07
PL330732A1 (en) 1999-05-24
CN1111975C (zh) 2003-06-18
EP0901721B1 (de) 2006-08-09

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Legal Events

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