JP4634523B2 - 無線通信装置の送信制御方法および無線通信装置 - Google Patents

無線通信装置の送信制御方法および無線通信装置 Download PDF

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Publication number
JP4634523B2
JP4634523B2 JP2009500246A JP2009500246A JP4634523B2 JP 4634523 B2 JP4634523 B2 JP 4634523B2 JP 2009500246 A JP2009500246 A JP 2009500246A JP 2009500246 A JP2009500246 A JP 2009500246A JP 4634523 B2 JP4634523 B2 JP 4634523B2
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JP
Japan
Prior art keywords
wireless communication
modulation
communication apparatus
amplification path
modulation scheme
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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 - Fee Related
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JP2009500246A
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English (en)
Japanese (ja)
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JPWO2008102869A1 (ja
Inventor
聡 川路
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Kyocera Corp
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Kyocera Corp
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Publication of JPWO2008102869A1 publication Critical patent/JPWO2008102869A1/ja
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Publication of JP4634523B2 publication Critical patent/JP4634523B2/ja
Expired - Fee Related legal-status Critical Current
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    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
    • H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
    • 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
    • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • 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
    • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
    • H03F1/0277—Selecting one or more amplifiers from a plurality of amplifiers
    • 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
    • H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F3/211—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only using a combination of several amplifiers
    • 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
    • H03F3/24—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/72—Gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/27—A biasing circuit node being switched in an amplifier circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/408—Indexing scheme relating to amplifiers the output amplifying stage of an amplifier comprising three power stages
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/451—Indexing scheme relating to amplifiers the amplifier being a radio frequency amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/20—Indexing scheme relating to power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F2203/21—Indexing scheme relating to power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F2203/211—Indexing scheme relating to power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only using a combination of several amplifiers
    • H03F2203/21109—An input signal being distributed by switching to a plurality of paralleled power amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/20—Indexing scheme relating to power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F2203/21—Indexing scheme relating to power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F2203/211—Indexing scheme relating to power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only using a combination of several amplifiers
    • H03F2203/21145—Output signals are combined by switching a plurality of paralleled power amplifiers to a common output
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/72—Indexing scheme relating to gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal
    • H03F2203/7206—Indexing scheme relating to gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal the gated amplifier being switched on or off by a switch in the bias circuit of the amplifier controlling a bias voltage in the amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/72—Indexing scheme relating to gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal
    • H03F2203/7236—Indexing scheme relating to gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal the gated amplifier being switched on or off by putting into parallel or not, by choosing between amplifiers by (a ) switch(es)
    • 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
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B2001/0408—Circuits with power amplifiers
    • H04B2001/0416—Circuits with power amplifiers having gain or transmission power control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B2001/0408—Circuits with power amplifiers
    • H04B2001/045—Circuits with power amplifiers with means for improving efficiency

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transmitters (AREA)
  • Amplifiers (AREA)
JP2009500246A 2007-02-23 2008-02-22 無線通信装置の送信制御方法および無線通信装置 Expired - Fee Related JP4634523B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2007044069 2007-02-23
JP2007044069 2007-02-23
PCT/JP2008/053059 WO2008102869A1 (ja) 2007-02-23 2008-02-22 無線通信装置の送信制御方法および無線通信装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2010258227A Division JP2011045139A (ja) 2007-02-23 2010-11-18 無線通信装置の送信制御方法および無線通信装置

Publications (2)

Publication Number Publication Date
JPWO2008102869A1 JPWO2008102869A1 (ja) 2010-05-27
JP4634523B2 true JP4634523B2 (ja) 2011-02-16

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JP2009500246A Expired - Fee Related JP4634523B2 (ja) 2007-02-23 2008-02-22 無線通信装置の送信制御方法および無線通信装置
JP2010258227A Withdrawn JP2011045139A (ja) 2007-02-23 2010-11-18 無線通信装置の送信制御方法および無線通信装置

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Country Link
US (1) US20100167671A1 (enExample)
JP (2) JP4634523B2 (enExample)
WO (1) WO2008102869A1 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101478815B (zh) * 2008-12-15 2010-10-13 华为技术有限公司 微波系统中的发射装置、发信功率控制方法及其控制装置
US8275331B2 (en) * 2009-04-21 2012-09-25 Qualcomm, Incorporated PA gain state switching based on waveform linearity
CN101959296B (zh) 2010-02-11 2013-10-09 华为终端有限公司 无线局域接入网的路由设备以及信号发射方法
WO2013169209A1 (en) * 2012-05-11 2013-11-14 Agency For Science, Technology And Research Communication devices and methods for controlling a communication device
JP6369464B2 (ja) 2013-06-13 2018-08-08 ソニー株式会社 テレビジョン受信装置およびテレビジョン受信方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000077951A (ja) * 1998-08-31 2000-03-14 Matsushita Electric Ind Co Ltd 電力増幅器
JP2002290246A (ja) * 2001-03-28 2002-10-04 Hitachi Kokusai Electric Inc 送受信機

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3973506B2 (ja) * 2002-07-19 2007-09-12 三洋電機株式会社 無線受信装置、無線受信方法および無線受信プログラム
JP2004153466A (ja) * 2002-10-29 2004-05-27 Matsushita Electric Ind Co Ltd 受信方法、受信装置及び無線伝送システム
US7965987B2 (en) * 2005-11-03 2011-06-21 Magnolia Broadband Inc. Amplifying a transmit signal using a fractional power amplifier

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000077951A (ja) * 1998-08-31 2000-03-14 Matsushita Electric Ind Co Ltd 電力増幅器
JP2002290246A (ja) * 2001-03-28 2002-10-04 Hitachi Kokusai Electric Inc 送受信機

Also Published As

Publication number Publication date
JP2011045139A (ja) 2011-03-03
JPWO2008102869A1 (ja) 2010-05-27
US20100167671A1 (en) 2010-07-01
WO2008102869A1 (ja) 2008-08-28

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