FI982435A0 - Lineaarinen tehovahvistinjärjestely ja menetelmä sen käyttämiseksi - Google Patents

Lineaarinen tehovahvistinjärjestely ja menetelmä sen käyttämiseksi

Info

Publication number
FI982435A0
FI982435A0 FI982435A FI982435A FI982435A0 FI 982435 A0 FI982435 A0 FI 982435A0 FI 982435 A FI982435 A FI 982435A FI 982435 A FI982435 A FI 982435A FI 982435 A0 FI982435 A0 FI 982435A0
Authority
FI
Finland
Prior art keywords
power amplifier
linear power
amplifier arrangement
arrangement
linear
Prior art date
Application number
FI982435A
Other languages
English (en)
Swedish (sv)
Other versions
FI982435A (fi
FI106412B (fi
Inventor
Tapani Ekman
Seppo Rosnell
Risto Vaeisaenen
Original Assignee
Nokia Mobile Phones Ltd
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 Nokia Mobile Phones Ltd filed Critical Nokia Mobile Phones Ltd
Priority to FI982435A priority Critical patent/FI106412B/fi
Publication of FI982435A0 publication Critical patent/FI982435A0/fi
Priority to DE69922620T priority patent/DE69922620T2/de
Priority to EP99660170A priority patent/EP1001529B9/en
Priority to US09/438,124 priority patent/US6288606B1/en
Priority to JP31936799A priority patent/JP2000196372A/ja
Publication of FI982435A publication Critical patent/FI982435A/fi
Application granted granted Critical
Publication of FI106412B publication Critical patent/FI106412B/fi

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0088—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using discontinuously variable devices, e.g. switch-operated
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
FI982435A 1998-11-10 1998-11-10 Lineaarinen tehovahvistinjärjestely ja menetelmä sen käyttämiseksi FI106412B (fi)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FI982435A FI106412B (fi) 1998-11-10 1998-11-10 Lineaarinen tehovahvistinjärjestely ja menetelmä sen käyttämiseksi
DE69922620T DE69922620T2 (de) 1998-11-10 1999-10-28 Lineare Leistungsverstärkeranordnung und Verfahren zu ihrem Betrieb
EP99660170A EP1001529B9 (en) 1998-11-10 1999-10-28 Linear power amplifier arrangement and method for its operation
US09/438,124 US6288606B1 (en) 1998-11-10 1999-11-09 Linear power amplifier arrangement and method for its operation
JP31936799A JP2000196372A (ja) 1998-11-10 1999-11-10 線形電力増幅装置とその出力電力を調整する方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI982435 1998-11-10
FI982435A FI106412B (fi) 1998-11-10 1998-11-10 Lineaarinen tehovahvistinjärjestely ja menetelmä sen käyttämiseksi

Publications (3)

Publication Number Publication Date
FI982435A0 true FI982435A0 (fi) 1998-11-10
FI982435A FI982435A (fi) 2000-05-11
FI106412B FI106412B (fi) 2001-01-31

Family

ID=8552884

Family Applications (1)

Application Number Title Priority Date Filing Date
FI982435A FI106412B (fi) 1998-11-10 1998-11-10 Lineaarinen tehovahvistinjärjestely ja menetelmä sen käyttämiseksi

Country Status (5)

Country Link
US (1) US6288606B1 (fi)
EP (1) EP1001529B9 (fi)
JP (1) JP2000196372A (fi)
DE (1) DE69922620T2 (fi)
FI (1) FI106412B (fi)

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GB9811381D0 (en) * 1998-05-27 1998-07-22 Nokia Mobile Phones Ltd Predistortion control for power reduction
JP4062816B2 (ja) * 1999-05-13 2008-03-19 株式会社デンソー 送信電力制御回路
FR2812141B1 (fr) * 2000-07-21 2003-01-10 Thomson Multimedia Sa Bloc d'amplification de signaux rf, dispositif d'emission de signaux rf et terminal-antenne d'emission de signaux rf
JP4046489B2 (ja) * 2001-07-17 2008-02-13 富士通株式会社 送信増幅器の並列運転システム
US20030080811A1 (en) * 2001-10-05 2003-05-01 Toshifumi Nakatani Variable gain amplifying apparatus and wireless communication apparatus
US6816008B2 (en) * 2002-12-31 2004-11-09 Alion Science And Technology Corporation Quasi-linear multi-state digital modulation through non-linear amplifier arrays
DE10300431A1 (de) * 2003-01-09 2004-07-22 Deutsche Thomson-Brandt Gmbh Regelbarer HF-Breitbandverstärker mit konstanter Eingangsimpedanz
US6917244B2 (en) * 2003-06-10 2005-07-12 Nokia Corporation Power control for a switching mode power amplifier
US7054597B2 (en) * 2003-06-25 2006-05-30 Nokia Corporation Power control for a transmitter
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
US7250815B2 (en) * 2004-02-25 2007-07-31 Intel Corporation Amplifier distortion management apparatus, systems, and methods
US7342614B2 (en) * 2004-05-20 2008-03-11 Analog Devices, Inc. Methods and apparatus for tuning signals
US7091792B2 (en) * 2004-05-20 2006-08-15 Analog Devices, Inc. Methods and apparatus for amplification in a tuner
US20060267689A1 (en) * 2005-05-24 2006-11-30 Intel Corporation Parallel power amplifier apparatus, method, and system
US7555276B2 (en) * 2005-12-19 2009-06-30 Sony Ericsson Mobile Communications Ab Devices, methods, and computer program products for controlling power transfer to an antenna in a wireless mobile terminal
JP2008002952A (ja) * 2006-06-22 2008-01-10 Toshiba Corp 走査型プローブ顕微鏡、走査型プローブ顕微鏡用試料及びその形成方法
US8195217B2 (en) 2006-08-22 2012-06-05 Huawei Technologies Co., Ltd. Method and apparatus for controlling power of uplink physical channel
CN100471085C (zh) * 2006-08-22 2009-03-18 华为技术有限公司 上行物理信道的功率控制方法及装置
JP2008236683A (ja) * 2007-03-23 2008-10-02 Mitsubishi Electric Corp 電力増幅回路
US7925227B2 (en) * 2007-09-19 2011-04-12 Micro Mobio Corporation Multi-band amplifier module with harmonic suppression
US7656227B1 (en) * 2008-02-26 2010-02-02 Pmc-Sierra, Inc. Techniques to control amplifier gain over process, voltage, and/or temperature (PVT) variations
US8374282B2 (en) * 2008-07-24 2013-02-12 Motorola Mobility Llc Method and apparatus for improving digital predistortion correction with amplifier device biasing
CN102265509A (zh) * 2008-12-31 2011-11-30 Nxp股份有限公司 功率放大器保护
US8625809B2 (en) 2009-05-20 2014-01-07 Invensense, Inc. Switchable attenuation circuit for MEMS microphone systems
US8362837B2 (en) * 2011-05-23 2013-01-29 Vyycore Ltd. System and a method for amplifying a signal by multiple non-linear power amplifiers
US8774742B2 (en) 2012-01-18 2014-07-08 Qualcomm Incorporated High efficiency transmitter
US9130530B2 (en) * 2013-02-01 2015-09-08 Rf Micro Devices, Inc. Gain synchronization circuitry for synchronizing a gain response between output stages in a multi-stage RF power amplifier
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
US9825593B2 (en) * 2016-03-16 2017-11-21 Technische Universiteit Delft Highly linear, highly efficient wideband RF power amplifier having wide video bandwidth capability
US10361733B2 (en) * 2017-12-13 2019-07-23 At&T Intellectual Property I, L.P. Low complexity transmitter structure for active antenna systems
US11201596B2 (en) * 2018-01-30 2021-12-14 Aselsan Elektronik Sanayi Ve Ticaret Anonim Sirketi Power amplifier system
US20200078071A1 (en) 2018-09-07 2020-03-12 Ethicon Llc Instrument tracking arrangement based on real time clock information
US11804679B2 (en) 2018-09-07 2023-10-31 Cilag Gmbh International Flexible hand-switch circuit
US11684400B2 (en) 2018-09-07 2023-06-27 Cilag Gmbh International Grounding arrangement of energy modules
US11923084B2 (en) 2018-09-07 2024-03-05 Cilag Gmbh International First and second communication protocol arrangement for driving primary and secondary devices through a single port
US11743665B2 (en) 2019-03-29 2023-08-29 Cilag Gmbh International Modular surgical energy system with module positional awareness sensing with time counter
USD939545S1 (en) 2019-09-05 2021-12-28 Cilag Gmbh International Display panel or portion thereof with graphical user interface for energy module
US11909435B2 (en) * 2020-11-02 2024-02-20 Samsung Electronics Co., Ltd. Method for multi-band communication and electronic device thereof
US11770107B2 (en) * 2021-01-19 2023-09-26 Qualcomm Incorporated Load-adaptive power amplifier
US11968776B2 (en) 2021-03-30 2024-04-23 Cilag Gmbh International Method for mechanical packaging for modular energy system
US11963727B2 (en) 2021-03-30 2024-04-23 Cilag Gmbh International Method for system architecture for modular energy system
BR112023020255A2 (pt) * 2021-03-30 2024-02-15 Cilag Gmbh Int Módulo de energia com amplificadores de potência dupla
US11950860B2 (en) 2021-03-30 2024-04-09 Cilag Gmbh International User interface mitigation techniques for modular energy systems
US20220317751A1 (en) * 2021-03-30 2022-10-06 Clilag GmbH International Method for energy delivery for modular energy system
US11857252B2 (en) 2021-03-30 2024-01-02 Cilag Gmbh International Bezel with light blocking features for modular energy system
US11978554B2 (en) 2021-03-30 2024-05-07 Cilag Gmbh International Radio frequency identification token for wireless surgical instruments

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Publication number Priority date Publication date Assignee Title
US5023937A (en) 1989-05-09 1991-06-11 Motorola, Inc. Transmitter with improved linear amplifier control
US5015965A (en) 1989-11-22 1991-05-14 General Electric Company Predistortion equalizer with resistive combiners and dividers
US5191338A (en) * 1991-11-29 1993-03-02 General Electric Company Wideband transmission-mode FET linearizer
JPH06507775A (ja) 1992-03-13 1994-09-01 モトローラ・インコーポレイテッド 電力増幅器結合回路
FR2728416B1 (fr) 1994-12-15 1997-01-24 France Telecom Procede pour equilibrer les voies d'un amplificateur de type "linc"
US5862461A (en) * 1995-08-31 1999-01-19 Sony Corporation Transmitting apparatus and method of adjusting gain of signal to be transmitted, and receiving apparatus and method of adjusting gain of received signal
US5834975A (en) * 1997-03-12 1998-11-10 Rockwell Science Center, Llc Integrated variable gain power amplifier and method
JP3180711B2 (ja) * 1997-04-21 2001-06-25 日本電気株式会社 ゲイン制御装置
FI107658B (fi) * 1997-06-02 2001-09-14 Nokia Mobile Phones Ltd Biasjänniteohjattuja rinnakkaisia aktiivikomponentteja
JP3171141B2 (ja) * 1997-06-06 2001-05-28 日本電気株式会社 移動体通信用送信機およびその制御方法
US6147555A (en) * 1998-10-19 2000-11-14 Powerwave Technologies, Inc. Amplification system having mask detection

Also Published As

Publication number Publication date
DE69922620T2 (de) 2005-12-08
EP1001529A1 (en) 2000-05-17
DE69922620D1 (de) 2005-01-20
JP2000196372A (ja) 2000-07-14
FI982435A (fi) 2000-05-11
EP1001529B1 (en) 2004-12-15
FI106412B (fi) 2001-01-31
EP1001529B9 (en) 2005-03-02
US6288606B1 (en) 2001-09-11

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