HK1214417A1 - 用於無線電力傳輸的功率放大器 - Google Patents

用於無線電力傳輸的功率放大器

Info

Publication number
HK1214417A1
HK1214417A1 HK16102127.4A HK16102127A HK1214417A1 HK 1214417 A1 HK1214417 A1 HK 1214417A1 HK 16102127 A HK16102127 A HK 16102127A HK 1214417 A1 HK1214417 A1 HK 1214417A1
Authority
HK
Hong Kong
Prior art keywords
power transmission
power amplifier
wireless
wireless power
amplifier
Prior art date
Application number
HK16102127.4A
Other languages
English (en)
Inventor
約內爾．馬里厄斯．威拉丹
斯特凡．加斯頓．
羅延 ．范
讓-弗蘭喬斯．科萊茨克
Original Assignee
Broadcom 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 Broadcom Corp filed Critical Broadcom Corp
Publication of HK1214417A1 publication Critical patent/HK1214417A1/zh

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/40—Circuit arrangements or systems for wireless supply or distribution of electric power using two or more transmitting or receiving devices
    • H02J50/402—Circuit arrangements or systems for wireless supply or distribution of electric power using two or more transmitting or receiving devices the two or more transmitting or the two or more receiving devices being integrated in the same unit, e.g. power mats with several coils or antennas with several sub-antennas
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/60—Circuit arrangements or systems for wireless supply or distribution of electric power responsive to the presence of foreign objects, e.g. detection of living beings
    • 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
    • H03F1/0294—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers using vector summing of two or more constant amplitude phase-modulated signals
    • 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
    • H03F3/217—Class D power amplifiers; Switching amplifiers
    • H03F3/2171—Class D power amplifiers; Switching amplifiers with field-effect devices
    • 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
    • H03F3/217—Class D power amplifiers; Switching amplifiers
    • H03F3/2173—Class D power amplifiers; Switching amplifiers of the bridge type
    • 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
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
    • H02J7/345—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering using capacitors as storage or buffering devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
HK16102127.4A 2014-03-25 2016-02-25 用於無線電力傳輸的功率放大器 HK1214417A1 (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201461970147P 2014-03-25 2014-03-25
US14/319,357 US9634494B2 (en) 2014-03-25 2014-06-30 Power amplifier for wireless power transmission

Publications (1)

Publication Number Publication Date
HK1214417A1 true HK1214417A1 (zh) 2016-07-22

Family

ID=52686052

Family Applications (1)

Application Number Title Priority Date Filing Date
HK16102127.4A HK1214417A1 (zh) 2014-03-25 2016-02-25 用於無線電力傳輸的功率放大器

Country Status (4)

Country Link
US (1) US9634494B2 (zh)
EP (1) EP2924877A1 (zh)
CN (1) CN104953718B (zh)
HK (1) HK1214417A1 (zh)

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* Cited by examiner, † Cited by third party
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CN107026924A (zh) * 2016-03-16 2017-08-08 安徽胜方信息科技服务有限公司 一种手机充电支架
US11165284B2 (en) 2016-06-29 2021-11-02 Intel Corporation Wireless charger topology systems and methods
US10721604B2 (en) 2016-12-19 2020-07-21 Nxp B.V. Method and system for operating a communications device that communicates via inductive coupling
US10390200B2 (en) 2016-12-19 2019-08-20 Nxp B.V. Method and system for operating a communications device that communicates via inductive coupling
JP6370484B1 (ja) * 2017-03-10 2018-08-08 三菱電機エンジニアリング株式会社 共振型電力送信装置及び共振型電力伝送システム
US10720967B2 (en) * 2017-09-25 2020-07-21 Nxp B.V. Method and system for operating a communications device that communicates via inductive coupling
US10382098B2 (en) 2017-09-25 2019-08-13 Nxp B.V. Method and system for operating a communications device that communicates via inductive coupling
DE102018211033A1 (de) * 2018-07-04 2020-01-09 Laird Dabendorf Gmbh Verfahren zum Betrieb einer Schaltung zur Erzeugung eines elektromagnetischen Felds und Schaltung

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JP3355894B2 (ja) * 1995-09-27 2002-12-09 安藤電気株式会社 可変遅延回路
US6963624B1 (en) * 2000-08-29 2005-11-08 Guoyu He Method and apparatus for receiving radio frequency signals
US20060262013A1 (en) * 2005-05-18 2006-11-23 Shiroma Grant S Full-duplex dual-frequency self-steering array using phase detection & phase shifting
US7881401B2 (en) * 2006-11-17 2011-02-01 Infineon Technologies Ag Transmitter arrangement and signal processing method
MX2010004700A (es) 2007-11-19 2010-05-13 Ericsson Telefon Ab L M Un amplificador compuesto, una terminal de radio y un metodo para mejorar la eficiencia del amplificador compuesto.
US9136914B2 (en) * 2009-01-22 2015-09-15 Qualcomm Incorporated Impedance change detection in wireless power transmission
US8620484B2 (en) * 2010-02-08 2013-12-31 Access Business Group International Llc Input parasitic metal detection
TWM385858U (en) 2010-02-12 2010-08-01 Fu Da Tong Technology Co Ltd Frequency conversion type wireless power supply and charging device
US9048787B2 (en) * 2010-04-20 2015-06-02 Rf Micro Devices, Inc. Combined RF detector and RF attenuator with concurrent outputs
US9077405B2 (en) * 2010-04-20 2015-07-07 Rf Micro Devices, Inc. High efficiency path based power amplifier circuitry
US8174322B2 (en) 2010-05-04 2012-05-08 Nxp B.V. Power control of reconfigurable outphasing chireix amplifiers and methods
NZ586526A (en) 2010-06-30 2012-12-21 Auckland Uniservices Ltd Inductive power transfer system with ac-ac converter and two-way power transmission ability
US20130082536A1 (en) 2011-03-22 2013-04-04 Access Business Group International Llc System and method for improved control in wireless power supply systems
FR2974962B1 (fr) * 2011-05-02 2013-10-18 Ask Sa Procede et dispositif de modulation en amplitude d'un signal electromagnetique emis par un systeme d'emission/reception sans contact
WO2013019819A2 (en) 2011-07-31 2013-02-07 The Regents Of The University Of California Zero-voltage-switching contour based outphasing power amplifier
US10270289B2 (en) 2012-08-28 2019-04-23 Auckland Uniservices Limited Polyphase inductive power transfer system with individual control of phases
US8854100B2 (en) * 2012-08-31 2014-10-07 Advanced Micro Devices, Inc. Clock driver for frequency-scalable systems
CN203088638U (zh) * 2012-12-20 2013-07-31 广州视源电子科技股份有限公司 无线输电地毯
US9325284B2 (en) * 2013-02-02 2016-04-26 Avago Technologies General Ip (Singapore) Pte. Ltd. Radio frequency composite Class-S power amplifier having discrete power control
US9312767B2 (en) * 2013-12-06 2016-04-12 Infineon Technologies Austria Ag Reconfigurable multiphase power stage for switched mode chargers

Also Published As

Publication number Publication date
US20150280443A1 (en) 2015-10-01
EP2924877A1 (en) 2015-09-30
US9634494B2 (en) 2017-04-25
CN104953718B (zh) 2017-12-15
CN104953718A (zh) 2015-09-30

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