KR20150110711A - 포락선 추적을 위한 동적 헤드룸 - Google Patents

포락선 추적을 위한 동적 헤드룸 Download PDF

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Publication number
KR20150110711A
KR20150110711A KR1020157022731A KR20157022731A KR20150110711A KR 20150110711 A KR20150110711 A KR 20150110711A KR 1020157022731 A KR1020157022731 A KR 1020157022731A KR 20157022731 A KR20157022731 A KR 20157022731A KR 20150110711 A KR20150110711 A KR 20150110711A
Authority
KR
South Korea
Prior art keywords
voltage
headroom
supply voltage
amplifier
tracking
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.)
Withdrawn
Application number
KR1020157022731A
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English (en)
Korean (ko)
Inventor
레나르트 칼-악셀 마테
펭페이 리
송 시
윤페이 시
조셉 루트코우스키
Original Assignee
퀄컴 인코포레이티드
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 퀄컴 인코포레이티드 filed Critical 퀄컴 인코포레이티드
Publication of KR20150110711A publication Critical patent/KR20150110711A/ko
Withdrawn legal-status Critical Current

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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
    • H03F1/0216—Continuous control
    • H03F1/0222—Continuous control by using a signal derived from the input signal
    • 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
    • H03F1/0222—Continuous control by using a signal derived from the input signal
    • H03F1/0227—Continuous control by using a signal derived from the input signal using supply converters
    • 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
    • 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
    • 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
    • H03F3/245—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages with semiconductor devices only
    • 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
    • H03F2200/451—Indexing scheme relating to amplifiers the amplifier being a radio frequency amplifier

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
KR1020157022731A 2013-01-28 2014-01-21 포락선 추적을 위한 동적 헤드룸 Withdrawn KR20150110711A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/752,287 US8866547B2 (en) 2013-01-28 2013-01-28 Dynamic headroom for envelope tracking
US13/752,287 2013-01-28
PCT/US2014/012393 WO2014116608A2 (en) 2013-01-28 2014-01-21 Dynamic headroom for envelope tracking

Publications (1)

Publication Number Publication Date
KR20150110711A true KR20150110711A (ko) 2015-10-02

Family

ID=51205563

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020157022731A Withdrawn KR20150110711A (ko) 2013-01-28 2014-01-21 포락선 추적을 위한 동적 헤드룸

Country Status (6)

Country Link
US (2) US8866547B2 (enExample)
EP (1) EP2949041B1 (enExample)
JP (1) JP2016504892A (enExample)
KR (1) KR20150110711A (enExample)
CN (1) CN104956588B (enExample)
WO (1) WO2014116608A2 (enExample)

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* Cited by examiner, † Cited by third party
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US8866547B2 (en) 2013-01-28 2014-10-21 Qualcomm Incorporated Dynamic headroom for envelope tracking
US9729964B2 (en) 2014-06-26 2017-08-08 Apple Inc. Audio apparatus having dynamic ground break resistance
US9584012B2 (en) * 2015-02-14 2017-02-28 Skyworks Solutions, Inc. Quick-start high-voltage boost
US9838058B2 (en) * 2015-02-15 2017-12-05 Skyworks Solutions, Inc. Power amplification system with variable supply voltage
US9602057B1 (en) * 2015-09-18 2017-03-21 Samsung Electronics Co., Ltd Apparatus for and method of a supply modulator for a power amplifier
US10148227B2 (en) * 2017-02-17 2018-12-04 Qorvo Us, Inc. RF power amplifier dynamic supply boosting circuit
US10326405B2 (en) * 2017-05-18 2019-06-18 Qualcomm Incorporated Class-H switching amplifier circuit having supply voltage proportional to an audio signal
WO2021067616A1 (en) 2019-10-03 2021-04-08 Skyworks Solutions, Inc. Jump-start power amplifier boost converter
US11159159B1 (en) * 2020-09-09 2021-10-26 Applied Materials, Inc. Electroplating controller with power based head-room control
US11750164B2 (en) 2020-11-17 2023-09-05 Harman International Industries, Incorporated Controlled rail-voltage decay for boost power supply output protection

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JPH04119707A (ja) * 1990-09-10 1992-04-21 Uchu Tsushin Kiso Gijutsu Kenkyusho:Kk 高効率増幅器
JPH05175771A (ja) * 1991-07-05 1993-07-13 Fujitsu Ltd 線形増幅器
IL125022A (en) 1998-06-21 2001-09-13 Israel Bar David Methods and apparatus for adaptive adjustment of feed-forward linearized amplifiers
US6492867B2 (en) 2000-03-10 2002-12-10 Paragon Communications Ltd. Method and apparatus for improving the efficiency of power amplifiers, operating under a large peak-to-average ratio
WO2001067598A1 (en) 2000-03-10 2001-09-13 Paragon Communications Ltd. Method and apparatus for improving the efficiency of power amplifiers, operating under a large peak-to-average ratio
US6417736B1 (en) * 2000-11-01 2002-07-09 Lewyn Consulting, Inc. Multiple-voltage supply power amplifier with dynamic headroom control
IL150006A0 (en) 2002-06-03 2002-12-01 Paragon Comm Ltd Apparatus for detecting the envelope of rf power signals
IL150007A0 (en) 2002-06-03 2002-12-01 Paragon Comm Ltd Efficient supply enhancement circuitry for power amplifiers
US7026797B2 (en) * 2003-03-21 2006-04-11 Tropian, Inc. Extremely high-speed switchmode DC-DC converters
US6985039B2 (en) 2003-04-25 2006-01-10 Paragon Communications Ltd. Method and apparatus for providing a stable power output of power amplifiers, operating under unstable supply voltage conditions
EP1658671A1 (en) 2003-06-16 2006-05-24 Paragon Communications Ltd. Method and apparatus for dynamically regulating the supply voltage of a power amplifier
JP4012165B2 (ja) * 2004-03-23 2007-11-21 松下電器産業株式会社 送信機
US8521204B2 (en) * 2004-09-30 2013-08-27 Motorola Mobility Llc Signal configuration based transmitter adjustment in wireless communication devices
WO2006114792A1 (en) 2005-04-27 2006-11-02 Paragon Communications Ltd. Transformer-capacitor enhancement circuitry for power amplifiers
US7348847B2 (en) 2005-04-28 2008-03-25 Sige Semiconductor Inc. Integrated implementation of a collector boost scheme and method therefor
WO2006123349A1 (en) 2005-05-20 2006-11-23 Paragon Communications Ltd. Method and apparatus for sensing the envelope of high level multi frequency band rf signals
GB2440702B (en) 2005-05-20 2009-07-08 Paragon Comm Ltd Method for implementation and parameter settings of a voltage enhancement circuit for amplifiers as an integrated circuit (IC)
US7443244B2 (en) 2005-07-14 2008-10-28 Motorola, Inc. Method and apparatus for controlling a power amplifier supply voltage
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WO2007034500A1 (en) 2005-09-26 2007-03-29 Paragon Communications Ltd. Method and apparatus for improving the performance of mimo wireless systems
GB2446351B (en) 2005-11-28 2011-07-20 Paragon Comm Ltd Method and apparatus for optimizing current consumption of amplifiers with power control
US7728663B2 (en) 2006-06-22 2010-06-01 Sige Semiconductor Inc. Integrated implementation of a voltage boost follower and method therefor
JP2008061231A (ja) * 2006-08-04 2008-03-13 Matsushita Electric Ind Co Ltd 送信回路及び通信機器
US8193860B2 (en) 2006-11-21 2012-06-05 Qualcomm, Incorporated Method and apparatus for automatically controlling an XNN® enhancement circuitry feeding a power amplifier
US7679433B1 (en) * 2007-02-02 2010-03-16 National Semiconductor Corporation Circuit and method for RF power amplifier power regulation and modulation envelope tracking
WO2008112528A1 (en) * 2007-03-09 2008-09-18 Skyworks Solutions, Inc. Controller and method for using a dc-dc converter in a mobile handset
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ATE545199T1 (de) 2009-07-06 2012-02-15 Nxp Bv Klasse-h-verstärker
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US9491822B2 (en) * 2010-10-01 2016-11-08 Intersil Americas LLC LED driver with adaptive dynamic headroom voltage control
US8698558B2 (en) * 2011-06-23 2014-04-15 Qualcomm Incorporated Low-voltage power-efficient envelope tracker
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US8754707B2 (en) * 2012-10-24 2014-06-17 Qualcomm Incorporated Boost converter control for envelope tracking
US8866547B2 (en) 2013-01-28 2014-10-21 Qualcomm Incorporated Dynamic headroom for envelope tracking

Also Published As

Publication number Publication date
CN104956588B (zh) 2017-10-31
US9537450B2 (en) 2017-01-03
US20150002235A1 (en) 2015-01-01
CN104956588A (zh) 2015-09-30
EP2949041A2 (en) 2015-12-02
WO2014116608A2 (en) 2014-07-31
WO2014116608A3 (en) 2014-12-04
EP2949041B1 (en) 2016-07-20
US20140210559A1 (en) 2014-07-31
US8866547B2 (en) 2014-10-21
JP2016504892A (ja) 2016-02-12

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Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 20150821

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
PC1203 Withdrawal of no request for examination
WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid