SA515360320B1 - تحكم بمحول تعزيز لتتبع غلاف - Google Patents

تحكم بمحول تعزيز لتتبع غلاف Download PDF

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Publication number
SA515360320B1
SA515360320B1 SA515360320A SA515360320A SA515360320B1 SA 515360320 B1 SA515360320 B1 SA 515360320B1 SA 515360320 A SA515360320 A SA 515360320A SA 515360320 A SA515360320 A SA 515360320A SA 515360320 B1 SA515360320 B1 SA 515360320B1
Authority
SA
Saudi Arabia
Prior art keywords
supply voltage
voltage
peak
amplifier
path
Prior art date
Application number
SA515360320A
Other languages
Arabic (ar)
English (en)
Inventor
ستون شي سونج
كارل-اكسيل ماث لينارت
شي يونفي
Original Assignee
كوالكوم انكوربوريتد
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 كوالكوم انكوربوريتد filed Critical كوالكوم انكوربوريتد
Publication of SA515360320B1 publication Critical patent/SA515360320B1/ar

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
    • H03F1/0216—Continuous control
    • H03F1/0233—Continuous control by using a signal derived from the output signal, e.g. bootstrapping the voltage supply
    • H03F1/0238—Continuous control by using a signal derived from the output signal, e.g. bootstrapping the voltage supply using supply converters
    • 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
    • H03F2200/435—A peak detection being used in a signal measuring circuit in a controlling circuit of an amplifier

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dc-Dc Converters (AREA)
  • Amplifiers (AREA)
  • Elevator Control (AREA)
SA515360320A 2012-10-24 2015-04-21 تحكم بمحول تعزيز لتتبع غلاف SA515360320B1 (ar)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/659,667 US8754707B2 (en) 2012-10-24 2012-10-24 Boost converter control for envelope tracking
PCT/US2013/066701 WO2014066694A1 (en) 2012-10-24 2013-10-24 Boost converter control for envelope tracking

Publications (1)

Publication Number Publication Date
SA515360320B1 true SA515360320B1 (ar) 2016-08-04

Family

ID=49713443

Family Applications (1)

Application Number Title Priority Date Filing Date
SA515360320A SA515360320B1 (ar) 2012-10-24 2015-04-21 تحكم بمحول تعزيز لتتبع غلاف

Country Status (10)

Country Link
US (1) US8754707B2 (https=)
EP (1) EP2912768B1 (https=)
JP (1) JP6324981B2 (https=)
KR (1) KR20150077456A (https=)
CN (1) CN104737441B (https=)
AP (1) AP2015008397A0 (https=)
EC (1) ECSP15020416A (https=)
MA (1) MA38035B1 (https=)
SA (1) SA515360320B1 (https=)
WO (1) WO2014066694A1 (https=)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9954436B2 (en) 2010-09-29 2018-04-24 Qorvo Us, Inc. Single μC-buckboost converter with multiple regulated supply outputs
WO2014116933A2 (en) 2013-01-24 2014-07-31 Rf Micro Devices, Inc Communications based adjustments of an envelope tracking power supply
US8866547B2 (en) * 2013-01-28 2014-10-21 Qualcomm Incorporated Dynamic headroom for envelope tracking
US9584012B2 (en) 2015-02-14 2017-02-28 Skyworks Solutions, Inc. Quick-start high-voltage boost
US9596110B2 (en) * 2015-04-02 2017-03-14 Futurewei Technologies, Inc. Open loop digital PWM envelope tracking system with dynamic boosting
US9912297B2 (en) 2015-07-01 2018-03-06 Qorvo Us, Inc. Envelope tracking power converter circuitry
US9948240B2 (en) 2015-07-01 2018-04-17 Qorvo Us, Inc. Dual-output asynchronous power converter circuitry
US9973147B2 (en) * 2016-05-10 2018-05-15 Qorvo Us, Inc. Envelope tracking power management circuit
GB2560045B (en) 2017-02-28 2019-10-30 Cirrus Logic Int Semiconductor Ltd Amplifiers
EP3477853B1 (en) 2017-10-31 2021-03-24 Nxp B.V. Boost control signal generator
US10476437B2 (en) 2018-03-15 2019-11-12 Qorvo Us, Inc. Multimode voltage tracker circuit
US20210014797A1 (en) * 2018-04-09 2021-01-14 Lg Electronics Inc. Mobile terminal performing power control
WO2021067616A1 (en) 2019-10-03 2021-04-08 Skyworks Solutions, Inc. Jump-start power amplifier boost converter
DE102023117016A1 (de) * 2023-06-28 2025-01-02 Ifm Electronic Gmbh Spannungsversorgungsschaltung für einen Analogausgang

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JPH04119707A (ja) * 1990-09-10 1992-04-21 Uchu Tsushin Kiso Gijutsu Kenkyusho:Kk 高効率増幅器
US5450037A (en) * 1993-06-30 1995-09-12 Sanyo Electric Co., Ltd. Power supplying circuit for supplying a voltage to a driving circuit
KR100315614B1 (ko) * 1995-10-31 2002-09-17 산요 덴키 가부시키가이샤 증폭회로
JP3540522B2 (ja) * 1995-10-31 2004-07-07 三洋電機株式会社 増幅回路
JP2000077953A (ja) * 1998-08-31 2000-03-14 Kokusai Electric Co Ltd 高周波増幅装置及びフィードフォワード歪み補償増幅装置
US6437641B1 (en) 2000-03-10 2002-08-20 Paragon Communications Ltd. Method and apparatus for improving the efficiency of power amplifiers, operating under a large peak-to-average ratio
JP3988656B2 (ja) * 2003-02-26 2007-10-10 株式会社日立製作所 無線通信装置及びそれに使用する集積回路
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
JP2004336626A (ja) * 2003-05-12 2004-11-25 Mitsubishi Electric Corp 高周波増幅器
JP4589665B2 (ja) * 2003-08-29 2010-12-01 ルネサスエレクトロニクス株式会社 増幅器及びそれを用いた高周波電力増幅器
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US8193860B2 (en) 2006-11-21 2012-06-05 Qualcomm, Incorporated Method and apparatus for automatically controlling an XNN® enhancement circuitry feeding a power amplifier
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US9088260B2 (en) 2008-12-03 2015-07-21 Freescale Semiconductor, Inc. Operating parameter control for a power amplifier
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US8373505B2 (en) 2011-02-16 2013-02-12 Fairchild Semiconductor Corporation Dynamic current boost in class AB amplifier for low distortion

Also Published As

Publication number Publication date
CN104737441A (zh) 2015-06-24
EP2912768A1 (en) 2015-09-02
KR20150077456A (ko) 2015-07-07
JP2015534411A (ja) 2015-11-26
EP2912768B1 (en) 2021-02-17
ECSP15020416A (es) 2015-12-31
US8754707B2 (en) 2014-06-17
JP6324981B2 (ja) 2018-05-16
US20140111276A1 (en) 2014-04-24
WO2014066694A1 (en) 2014-05-01
CN104737441B (zh) 2018-05-18
AP2015008397A0 (en) 2015-04-30
MA38035B1 (fr) 2017-06-30

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