DE602005022265D1 - Vorrichtung und Verfahren zur Spannungsversorgungssteuerung - Google Patents

Vorrichtung und Verfahren zur Spannungsversorgungssteuerung

Info

Publication number
DE602005022265D1
DE602005022265D1 DE602005022265T DE602005022265T DE602005022265D1 DE 602005022265 D1 DE602005022265 D1 DE 602005022265D1 DE 602005022265 T DE602005022265 T DE 602005022265T DE 602005022265 T DE602005022265 T DE 602005022265T DE 602005022265 D1 DE602005022265 D1 DE 602005022265D1
Authority
DE
Germany
Prior art keywords
power supply
supply control
control
power
supply
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.)
Active
Application number
DE602005022265T
Other languages
English (en)
Inventor
Kimata Yusuke
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.)
NEC Corp
Original Assignee
NEC Corp
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 NEC Corp filed Critical NEC Corp
Publication of DE602005022265D1 publication Critical patent/DE602005022265D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H03F1/02—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
    • H03F1/0211—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the supply voltage or current
    • H03F1/0244—Stepped control
    • 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
    • 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
    • H03F1/0211—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the supply voltage or current
    • H03F1/0216—Continuous control

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transmitters (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Amplifiers (AREA)
  • Telephone Function (AREA)
  • Transceivers (AREA)
  • Direct Current Feeding And Distribution (AREA)
DE602005022265T 2004-12-10 2005-12-09 Vorrichtung und Verfahren zur Spannungsversorgungssteuerung Active DE602005022265D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004358762A JP4487754B2 (ja) 2004-12-10 2004-12-10 携帯電話端末およびその電圧供給制御装置、ならびに電圧供給制御方法

Publications (1)

Publication Number Publication Date
DE602005022265D1 true DE602005022265D1 (de) 2010-08-26

Family

ID=36087533

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005022265T Active DE602005022265D1 (de) 2004-12-10 2005-12-09 Vorrichtung und Verfahren zur Spannungsversorgungssteuerung

Country Status (5)

Country Link
US (1) US8050722B2 (de)
EP (1) EP1675255B1 (de)
JP (1) JP4487754B2 (de)
CN (1) CN100550963C (de)
DE (1) DE602005022265D1 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
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WO2008112528A1 (en) 2007-03-09 2008-09-18 Skyworks Solutions, Inc. Controller and method for using a dc-dc converter in a mobile handset
US20090080503A1 (en) * 2007-09-26 2009-03-26 Infineon Technologies Ag Apparatus and method for controlling an operation of an apparatus
JP5150273B2 (ja) * 2008-01-11 2013-02-20 京セラドキュメントソリューションズ株式会社 オプション装置、画像形成システム、及び、デバッグシステム
US8239694B2 (en) * 2008-03-31 2012-08-07 Qualcomm, Incorporated Dynamic frequency scaling of a switched mode power supply
US8275331B2 (en) * 2009-04-21 2012-09-25 Qualcomm, Incorporated PA gain state switching based on waveform linearity
US8471404B2 (en) * 2009-09-16 2013-06-25 Silicon Laboratories Inc. System and method for supporting high burst current in a current limited system
JP2011176965A (ja) * 2010-02-25 2011-09-08 Nec Corp マルチフェーズｄｃ／ｄｃコンバータ及びその制御方法
CN103004052B (zh) * 2011-06-30 2015-09-23 松下电器产业株式会社 控制装置的设计方法及控制装置
JP2014045386A (ja) * 2012-08-27 2014-03-13 Sharp Corp 無線通信装置および携帯電子機器
CN103427460B (zh) * 2013-07-31 2016-09-07 华为终端有限公司 一种供电终端、充电控制方法及装置
JP2015109617A (ja) * 2013-12-05 2015-06-11 シャープ株式会社 制御装置および制御方法
CN105934785B (zh) 2014-01-31 2019-11-01 株式会社藤仓 传感器节点、以及传感器节点的控制方法
US9426748B2 (en) * 2014-07-11 2016-08-23 Qualcomm Incorporated Dynamic sleep mode based upon battery charge
JP6152487B2 (ja) * 2014-09-29 2017-06-21 株式会社日立国際電気 無線通信装置および電源装置
JP2016136702A (ja) * 2015-01-23 2016-07-28 富士通株式会社 無線通信装置、無線通信方法、及び無線通信プログラム
JP2016106523A (ja) * 2016-03-18 2016-06-16 レノボ・イノベーションズ・リミテッド（香港） マルチフェーズｄｃ／ｄｃコンバータ及びその制御方法
CN106953613A (zh) * 2017-03-28 2017-07-14 上海与德科技有限公司 功率放大器的供电电路及功率调整方法
CN112566227B (zh) * 2020-12-17 2023-06-13 Oppo广东移动通信有限公司 供电电路、终端、供电方法、设备和存储介质
CN114337567B (zh) * 2022-03-03 2022-05-10 唯捷创芯(天津)电子技术股份有限公司 射频前端模块及相应的射频前端系统、芯片及电子设备

Family Cites Families (18)

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Publication number Priority date Publication date Assignee Title
JP3103712B2 (ja) * 1994-03-14 2000-10-30 松下電子工業株式会社 電力増幅器及び増幅方法
FR2758024B1 (fr) * 1996-12-30 1999-01-29 Alsthom Cge Alcatel Dispositif d'alimentation d'un amplificateur de puissance pour terminal de radiocommunications mobiles
US6064857A (en) * 1997-04-15 2000-05-16 Globalstar L.P. Dual mode satellite telephone with hybrid battery/capacitor power supply
US6163706A (en) * 1997-11-18 2000-12-19 Conexant Systems, Inc. Apparatus for and method of improving efficiency of transceivers in radio products
KR100264897B1 (ko) * 1998-03-05 2000-09-01 윤종용 이동통신 단말기의 전원공급방법 및 장치
US6349216B1 (en) * 1999-07-22 2002-02-19 Motorola, Inc. Load envelope following amplifier system
US6166598A (en) 1999-07-22 2000-12-26 Motorola, Inc. Power amplifying circuit with supply adjust to control adjacent and alternate channel power
JP2001320288A (ja) 2000-03-03 2001-11-16 Matsushita Electric Ind Co Ltd 電源電圧制御装置及び電源電圧制御方法
US6781452B2 (en) * 2001-08-29 2004-08-24 Tropian, Inc. Power supply processing for power amplifiers
JP3838547B2 (ja) * 2001-12-11 2006-10-25 株式会社ルネサステクノロジ 高周波電力増幅回路用の電源装置
JP3823296B2 (ja) * 2002-05-17 2006-09-20 富士通株式会社 歪み補償機能を有する無線機
GB0219466D0 (en) 2002-08-21 2002-10-02 Roke Manor Research Multi-carrier power amplifier with switched PSU voltages
JP2004088520A (ja) 2002-08-28 2004-03-18 Nec Corp 携帯無線機及びそれに用いるパワーアンプＶｃｃ制御方法並びにそのプログラム
US7139534B2 (en) * 2003-03-05 2006-11-21 Matsushita Electric Industrial Co., Ltd. Transmission circuit
JP2004336626A (ja) 2003-05-12 2004-11-25 Mitsubishi Electric Corp 高周波増幅器
KR100556909B1 (ko) * 2003-11-07 2006-03-03 엘지전자 주식회사 휴대폰의 파워앰프모듈 전원회로
CN1938942A (zh) 2004-02-06 2007-03-28 三菱电机株式会社 功率放大装置、通信终端装置及功率放大装置的控制方法
US8280425B2 (en) * 2004-09-16 2012-10-02 Motorola Mobility Llc Wireless transmitter configuration

Also Published As

Publication number Publication date
US20060128445A1 (en) 2006-06-15
JP4487754B2 (ja) 2010-06-23
JP2006166376A (ja) 2006-06-22
EP1675255B1 (de) 2010-07-14
EP1675255A2 (de) 2006-06-28
CN100550963C (zh) 2009-10-14
EP1675255A3 (de) 2009-06-03
CN1787589A (zh) 2006-06-14
US8050722B2 (en) 2011-11-01

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