JP2015534411A5 - - Google Patents

Download PDF

Info

Publication number
JP2015534411A5
JP2015534411A5 JP2015539814A JP2015539814A JP2015534411A5 JP 2015534411 A5 JP2015534411 A5 JP 2015534411A5 JP 2015539814 A JP2015539814 A JP 2015539814A JP 2015539814 A JP2015539814 A JP 2015539814A JP 2015534411 A5 JP2015534411 A5 JP 2015534411A5
Authority
JP
Japan
Prior art keywords
supply voltage
voltage
amplifier
tracking
peak
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.)
Granted
Application number
JP2015539814A
Other languages
English (en)
Japanese (ja)
Other versions
JP2015534411A (ja
JP6324981B2 (ja
Filing date
Publication date
Priority claimed from US13/659,667 external-priority patent/US8754707B2/en
Application filed filed Critical
Publication of JP2015534411A publication Critical patent/JP2015534411A/ja
Publication of JP2015534411A5 publication Critical patent/JP2015534411A5/ja
Application granted granted Critical
Publication of JP6324981B2 publication Critical patent/JP6324981B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

JP2015539814A 2012-10-24 2013-10-24 エンベロープトラッキング用ブーストコンバータ制御 Active JP6324981B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/659,667 2012-10-24
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 (3)

Publication Number Publication Date
JP2015534411A JP2015534411A (ja) 2015-11-26
JP2015534411A5 true JP2015534411A5 (enExample) 2016-11-17
JP6324981B2 JP6324981B2 (ja) 2018-05-16

Family

ID=49713443

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2015539814A Active JP6324981B2 (ja) 2012-10-24 2013-10-24 エンベロープトラッキング用ブーストコンバータ制御

Country Status (10)

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

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012047738A1 (en) 2010-09-29 2012-04-12 Rf Micro Devices, Inc. SINGLE μC-BUCKBOOST CONVERTER WITH MULTIPLE REGULATED SUPPLY OUTPUTS
US9929696B2 (en) 2013-01-24 2018-03-27 Qorvo Us, Inc. Communications based adjustments of an offset capacitive voltage
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
US9948240B2 (en) 2015-07-01 2018-04-17 Qorvo Us, Inc. Dual-output asynchronous power converter circuitry
US9912297B2 (en) 2015-07-01 2018-03-06 Qorvo Us, Inc. Envelope tracking 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
CN112042238A (zh) * 2018-04-09 2020-12-04 Lg电子株式会社 执行功率控制的移动终端
WO2021067616A1 (en) 2019-10-03 2021-04-08 Skyworks Solutions, Inc. Jump-start power amplifier boost converter

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63173409A (ja) * 1987-01-13 1988-07-18 Sony Corp リニアパワ−アンプ
JPH04119707A (ja) * 1990-09-10 1992-04-21 Uchu Tsushin Kiso Gijutsu Kenkyusho:Kk 高効率増幅器
KR0166112B1 (ko) * 1993-06-30 1999-03-20 다까노 야스아끼 전원 회로 및 증폭 회로 및 혼성 집적 회로 장치
JP3540522B2 (ja) * 1995-10-31 2004-07-07 三洋電機株式会社 増幅回路
US5834977A (en) * 1995-10-31 1998-11-10 Sanyo Electric Co., Ltd. Amplifying circuit with power supply switching circuit
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
JP4012165B2 (ja) * 2004-03-23 2007-11-21 松下電器産業株式会社 送信機
EP1881611B1 (en) * 2005-06-30 2019-01-16 Panasonic Intellectual Property Management Co., Ltd. Transmission circuit and communication device
JP2007150872A (ja) * 2005-11-29 2007-06-14 Matsushita Electric Ind Co Ltd 信号出力回路及び通信装置
JP2008022510A (ja) * 2006-07-14 2008-01-31 Onkyo Corp 電力増幅器
GB2456278B (en) 2006-11-21 2012-03-14 Paragon Comm Ltd Method and apparatus for automatically controlling an xnn enhancement circuitry feeding a power amplifier
WO2008112528A1 (en) 2007-03-09 2008-09-18 Skyworks Solutions, Inc. Controller and method for using a dc-dc converter in a mobile handset
FI20075322A0 (fi) * 2007-05-07 2007-05-07 Nokia Corp Teholähteitä RF-tehovahvistimelle
US20090004981A1 (en) 2007-06-27 2009-01-01 Texas Instruments Incorporated High efficiency digital transmitter incorporating switching power supply and linear power amplifier
US7949316B2 (en) * 2008-01-29 2011-05-24 Panasonic Corporation High-efficiency envelope tracking systems and methods for radio frequency power amplifiers
US7915961B1 (en) * 2008-05-13 2011-03-29 National Semiconductor Corporation Power amplifier multiple stage control for polar modulation circuit
JP2010118918A (ja) * 2008-11-13 2010-05-27 Nec Corp 無線通信装置、電力増幅器の電源電圧制御方法
WO2010064091A1 (en) 2008-12-03 2010-06-10 Freescale Semiconductor, Inc. Operating parameter control for a power amplifier
US8212620B2 (en) * 2009-08-28 2012-07-03 Rockford Corporation Boosted-rail amplifier
US8803605B2 (en) * 2011-02-01 2014-08-12 Mediatek Singapore Pte. Ltd. Integrated circuit, wireless communication unit and method for providing a power supply
US8373505B2 (en) 2011-02-16 2013-02-12 Fairchild Semiconductor Corporation Dynamic current boost in class AB amplifier for low distortion

Similar Documents

Publication Publication Date Title
JP2015534411A5 (enExample)
JP2016504892A5 (enExample)
WO2013126610A8 (en) Adjustable bypass circuit for a supply voltage for an amplifier
JP2014166135A5 (enExample)
JP2009193414A5 (enExample)
TWI456549B (zh) 閘極驅動電路
EP2582040A3 (en) Apparatus and method for expanding operation region of power amplifier
WO2012135778A3 (en) Power supply controller
JP2016082751A5 (enExample)
TW201612671A (en) Current reference circuits
WO2015077770A3 (en) High speed sync fet control
JP2015125670A5 (enExample)
WO2010147731A3 (en) Uninterruptable power supply
WO2012173707A3 (en) Methods and apparatus for constant power/current control for switch-mode power converters
JP2010256403A5 (ja) 表示装置用電源回路
ATE400080T1 (de) Verfahren zur steuerung eines linearen leistungsverstärkers
WO2014164309A3 (en) Tracking power supply with increased boost capability
JP2012010581A5 (enExample)
JP2013061163A5 (enExample)
JP2016505230A5 (enExample)
ECSP15020416A (es) Control del convertidor elevador de tensión para el rastreo envolvente
JP2011200111A5 (enExample)
JP2013048508A5 (enExample)
JP2018182919A5 (enExample)
JP2013527698A5 (enExample)