CN104823353B - 用于在感应功率传输系统中检测和识别接收器的方法 - Google Patents

用于在感应功率传输系统中检测和识别接收器的方法 Download PDF

Info

Publication number
CN104823353B
CN104823353B CN201380022893.3A CN201380022893A CN104823353B CN 104823353 B CN104823353 B CN 104823353B CN 201380022893 A CN201380022893 A CN 201380022893A CN 104823353 B CN104823353 B CN 104823353B
Authority
CN
China
Prior art keywords
receiver
transmitter
converter
current
controller
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
CN201380022893.3A
Other languages
English (en)
Chinese (zh)
Other versions
CN104823353A (zh
Inventor
丹尼尔·罗伯森
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.)
Apple Inc
Original Assignee
PowerbyProxi Ltd
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 PowerbyProxi Ltd filed Critical PowerbyProxi Ltd
Priority to CN201810059147.6A priority Critical patent/CN108173350B/zh
Publication of CN104823353A publication Critical patent/CN104823353A/zh
Application granted granted Critical
Publication of CN104823353B publication Critical patent/CN104823353B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/04—Measuring peak values or amplitude or envelope of AC or of pulses
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/145—Indicating the presence of current or voltage
    • G01R19/15—Indicating the presence of current
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/26—Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables
    • G01R27/2611—Measuring inductance
    • 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
    • H02J50/12—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling of the resonant type
    • 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
    • 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
    • H02J50/90—Circuit arrangements or systems for wireless supply or distribution of electric power involving detection or optimisation of position, e.g. alignment

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Near-Field Transmission Systems (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Inverter Devices (AREA)
  • Dc-Dc Converters (AREA)
CN201380022893.3A 2012-05-02 2013-04-15 用于在感应功率传输系统中检测和识别接收器的方法 Active CN104823353B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810059147.6A CN108173350B (zh) 2012-05-02 2013-04-15 感应功率发射器以及用于检测和识别接收器的方法

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
NZ59974012 2012-05-02
NZ599740 2012-05-02
US201261696341P 2012-09-04 2012-09-04
US61/696,341 2012-09-04
PCT/NZ2013/000068 WO2013165261A2 (en) 2012-05-02 2013-04-15 Methods for detecting and identifying a receiver in an inductive power transfer system

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN201810059147.6A Division CN108173350B (zh) 2012-05-02 2013-04-15 感应功率发射器以及用于检测和识别接收器的方法

Publications (2)

Publication Number Publication Date
CN104823353A CN104823353A (zh) 2015-08-05
CN104823353B true CN104823353B (zh) 2018-03-20

Family

ID=49514992

Family Applications (2)

Application Number Title Priority Date Filing Date
CN201380022893.3A Active CN104823353B (zh) 2012-05-02 2013-04-15 用于在感应功率传输系统中检测和识别接收器的方法
CN201810059147.6A Active CN108173350B (zh) 2012-05-02 2013-04-15 感应功率发射器以及用于检测和识别接收器的方法

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN201810059147.6A Active CN108173350B (zh) 2012-05-02 2013-04-15 感应功率发射器以及用于检测和识别接收器的方法

Country Status (6)

Country Link
US (3) US9696358B2 (enExample)
EP (1) EP2845416B1 (enExample)
JP (2) JP6304714B2 (enExample)
KR (1) KR102072533B1 (enExample)
CN (2) CN104823353B (enExample)
WO (1) WO2013165261A2 (enExample)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2915233A1 (en) 2012-11-05 2015-09-09 Powerbyproxi Limited Inductively coupled power transfer systems
JP6168829B2 (ja) * 2013-04-17 2017-07-26 キヤノン株式会社 給電装置、給電方法及びプログラム
US9995777B2 (en) * 2014-02-14 2018-06-12 Qualcomm Incorporated Device detection through dynamic impedance change measurement
EP3158621A4 (en) 2014-06-20 2017-07-12 PowerbyProxi Limited Foreign object detection in inductive power transfer field
EP3180835A4 (en) 2014-08-12 2017-09-13 PowerbyProxi Limited System and method for power transfer
US10193372B2 (en) * 2014-09-02 2019-01-29 Apple Inc. Operating an inductive energy transfer system
US10097046B2 (en) 2016-03-18 2018-10-09 Global Energy Transmission, Co. Wireless power assembly
CN109451774A (zh) * 2016-03-18 2019-03-08 全球能量传送公司 用于无线电力传输的系统
CN105826997B (zh) * 2016-05-20 2018-07-17 西安交通大学 一种用于蓄电池全范围充电的闭环控制方法
US11070095B2 (en) 2016-07-01 2021-07-20 Lg Innotek Co., Ltd. Method for detecting foreign material, and device and system therefor
KR102554457B1 (ko) * 2016-09-20 2023-07-11 주식회사 위츠 무선 전력 송신 장치 및 그의 제어 방법
KR102463259B1 (ko) * 2017-07-13 2022-11-04 주식회사 엘엑스세미콘 데이터 수신 장치 및 그를 포함하는 무선 충전 모듈
US10333355B2 (en) 2017-07-21 2019-06-25 Witricity Corporation Wireless charging magnetic parameter determination
WO2019054142A1 (ja) * 2017-09-14 2019-03-21 シャープ株式会社 無線電力伝送装置
EP3521863B1 (en) * 2018-02-01 2024-07-10 Mettler-Toledo Safeline Limited Method for operating a multi-frequency metal detector and multi-frequency metal detector
US20200274398A1 (en) * 2018-05-01 2020-08-27 Global Energy Transmission, Co. Systems and methods for wireless power transferring
JP7119598B2 (ja) * 2018-06-05 2022-08-17 トヨタ自動車株式会社 非接触送電装置及び非接触電力伝送システム
CN109624735B (zh) * 2019-01-22 2021-02-02 中惠创智无线供电技术有限公司 一种应用于动态无线充电系统的异常车辆处理方法及系统
DE102019107736B4 (de) * 2019-03-26 2024-07-04 Energybox Ltd. Messeinrichtung und Messverfahren
KR102782434B1 (ko) * 2019-03-26 2025-03-18 삼성전자 주식회사 무선 전력 수신 장치 및 그 제어 방법
CN111884359B (zh) * 2019-07-26 2024-07-26 帕沃思智能科技(常州)有限公司 无线供电装置及其控制方法
JP7408401B2 (ja) * 2020-01-09 2024-01-05 東芝テック株式会社 カート給電装置
CN111490579B (zh) * 2020-06-24 2020-11-03 深圳市力博得科技有限公司 无线充电方法、异物检测方法、装置、基座及存储介质
CN111786474B (zh) * 2020-06-24 2021-07-23 深圳市力博得科技有限公司 一种异物检测方法、异物检测装置、无线充电基座
US11936207B2 (en) * 2022-02-10 2024-03-19 Cypress Semiconductor Corporation Foreign object detection using decay counter for Q-estimation
US12298330B1 (en) * 2023-11-03 2025-05-13 Cypress Semiconductor Corporation Peak detector circuit and an electronics system that includes the peak detector circuit

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030169013A1 (en) * 2002-03-06 2003-09-11 Kadah Andrew S. Method of controlling pulsed AC power
CN102084442A (zh) * 2008-03-17 2011-06-01 普迈公司 感应传输系统
US20110196544A1 (en) * 2010-02-08 2011-08-11 Access Business Group International Llc Input parasitic metal detection

Family Cites Families (75)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01157896A (ja) 1987-09-28 1989-06-21 Mitsubishi Electric Corp 非接触型ｉｃカード及び非接触型カードリーダライタ
ZA892468B (en) 1988-04-11 1989-12-27 Uniscan Ltd Improvements in or relating to cutting elements foactuator and communication system r rotary drill bits
US5536979A (en) 1994-06-30 1996-07-16 Mceachern; Alexander Charger for hand-held rechargeable electric apparatus with switch for reduced magnetic field
JP2000509955A (ja) 1996-05-03 2000-08-02 オークランド ユニサービシーズ リミテッド 誘導電力バッテリ充電器
FR2765736B1 (fr) 1996-12-03 2000-04-28 Jacques Patrick Andres Systeme pour la fourniture d'energie electrique, notamment en exterieur et dans les lieux publics, borne et socle correspondants
DE19901983A1 (de) 1999-01-20 2000-08-10 Perdix Oy Helsinki Steuervorrichtung für einen induktiven Akkulader
US6803744B1 (en) 1999-11-01 2004-10-12 Anthony Sabo Alignment independent and self aligning inductive power transfer system
EP1324278A1 (en) 2001-12-28 2003-07-02 Mars Incorporated Calibration of currency validators
US7064613B2 (en) * 2002-03-25 2006-06-20 Lucent Technologies Inc. Amplifier bias system and method
US6844702B2 (en) * 2002-05-16 2005-01-18 Koninklijke Philips Electronics N.V. System, method and apparatus for contact-less battery charging with dynamic control
AU2003229145A1 (en) 2002-06-10 2003-12-22 City University Of Hong Kong Planar inductive battery charger
US7233137B2 (en) 2003-09-30 2007-06-19 Sharp Kabushiki Kaisha Power supply system
WO2005109597A1 (en) 2004-05-11 2005-11-17 Splashpower Limited Controlling inductive power transfer systems
GB2414120B (en) * 2004-05-11 2008-04-02 Splashpower Ltd Controlling inductive power transfer systems
JP4188283B2 (ja) 2004-06-07 2008-11-26 アンリツ産機システム株式会社 金属検出機
NZ535390A (en) 2004-09-16 2007-10-26 Auckland Uniservices Ltd Inductively powered mobile sensor system
US20070131505A1 (en) 2005-07-16 2007-06-14 Kim Bryan H J Magnetic Induction Charging System for Vehicles
US7495414B2 (en) 2005-07-25 2009-02-24 Convenient Power Limited Rechargeable battery circuit and structure for compatibility with a planar inductive charging platform
US8169185B2 (en) 2006-01-31 2012-05-01 Mojo Mobility, Inc. System and method for inductive charging of portable devices
US7952322B2 (en) * 2006-01-31 2011-05-31 Mojo Mobility, Inc. Inductive power source and charging system
US20070191075A1 (en) 2006-02-13 2007-08-16 Powercast, Llc Implementation of an RF power transmitter and network
US7989986B2 (en) * 2006-03-23 2011-08-02 Access Business Group International Llc Inductive power supply with device identification
WO2008026080A2 (en) 2006-09-01 2008-03-06 Bio Aim Technologies Holding Ltd. Systems and methods for wireless power transfer
JP2010508008A (ja) 2006-10-26 2010-03-11 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 床の敷物及び誘導電力システム
KR101536367B1 (ko) * 2007-01-02 2015-07-13 액세스 비지니스 그룹 인터내셔날 엘엘씨 디바이스 식별을 갖는 유도 전력 공급기
US20090001941A1 (en) 2007-06-29 2009-01-01 Microsoft Corporation Inductive Powering Surface for Powering Portable Devices
ES2331393B1 (es) 2007-07-11 2010-09-27 Eric Van Looy Procedimiento y dispositivo para la separacion de metales no ferrosos y acero inoxidable en manipulacion de materiales al por mayor.
JP2009027781A (ja) 2007-07-17 2009-02-05 Seiko Epson Corp 受電制御装置、受電装置、無接点電力伝送システム、充電制御装置、バッテリ装置および電子機器
GB0716679D0 (en) 2007-08-28 2007-10-03 Fells J Inductive power supply
US20100201315A1 (en) 2007-09-27 2010-08-12 Panasonic Corporation Electronic device, charger, and charging device
JP2009112137A (ja) 2007-10-31 2009-05-21 Meleagros Corp 電力伝送装置の送電装置
JP2009118587A (ja) 2007-11-02 2009-05-28 Meleagros Corp 電力伝送装置
US8729734B2 (en) * 2007-11-16 2014-05-20 Qualcomm Incorporated Wireless power bridge
KR101687126B1 (ko) 2007-12-21 2016-12-15 액세스 비지니스 그룹 인터내셔날 엘엘씨 유도 전력 전송 회로
RU2492567C2 (ru) * 2008-01-07 2013-09-10 Эксесс Бизнес Груп Интернейшнл Ллс Индуктивный источник питания с контролем рабочего цикла
KR101061661B1 (ko) 2008-01-09 2011-09-01 세이코 엡슨 가부시키가이샤 송전 제어 장치, 송전 장치, 무접점 전력 전송 시스템, 전자 기기 및 송전 제어 방법
PL2347494T3 (pl) 2008-10-03 2019-08-30 Philips Ip Ventures B.V. System zasilający
JP2010136464A (ja) 2008-12-02 2010-06-17 Casio Computer Co Ltd 電力伝送装置および電力伝送方法
JP4640496B2 (ja) 2008-12-02 2011-03-02 カシオ計算機株式会社 電力伝送装置
CN101459352B (zh) * 2008-12-25 2010-12-01 中国海洋石油总公司 一种高密度电能发射装置
JP5425539B2 (ja) 2009-01-27 2014-02-26 パナソニック株式会社 非接触電力伝送システム
JP5621203B2 (ja) 2009-03-30 2014-11-12 富士通株式会社 無線電力供給システム、無線電力供給方法
WO2010118191A1 (en) 2009-04-08 2010-10-14 Access Business Group International Llc Selectable coil array
JP5554937B2 (ja) * 2009-04-22 2014-07-23 パナソニック株式会社 非接触給電システム
DE102009033237A1 (de) 2009-07-14 2011-01-20 Conductix-Wampfler Ag Vorrichtung zur induktiven Übertragung elektrischer Energie
US8928284B2 (en) * 2009-09-10 2015-01-06 Qualcomm Incorporated Variable wireless power transmission
CA2715706C (en) 2009-09-24 2017-07-11 Byrne Electrical Specialists, Inc. Worksurface power transfer
JP5051257B2 (ja) 2010-03-16 2012-10-17 トヨタ自動車株式会社 車両
JP2011211760A (ja) 2010-03-26 2011-10-20 Panasonic Electric Works Co Ltd 非接触給電装置及び非接触充電システム
JP4996722B2 (ja) * 2010-06-30 2012-08-08 株式会社東芝 電力伝送システム及び送電装置
JP5093386B2 (ja) * 2010-08-25 2012-12-12 株式会社村田製作所 送電装置および電力伝送システム
US9294153B2 (en) 2010-09-23 2016-03-22 Texas Instruments Incorporated Systems and methods of wireless power transfer with interference detection
EP2625551B1 (en) 2010-10-07 2016-11-09 Mettler-Toledo Safeline Limited Method for operating a metal detection system and metal detection system
JP5658592B2 (ja) 2011-02-21 2015-01-28 国立大学法人埼玉大学 移動体用非接触給電装置
US8823318B2 (en) 2011-07-25 2014-09-02 ConvenientPower HK Ltd. System and method for operating a mobile device
KR102010943B1 (ko) 2011-09-09 2019-08-14 위트리시티 코포레이션 무선 에너지 전송 시스템에서의 이물질 검출
JP5794056B2 (ja) 2011-09-12 2015-10-14 ソニー株式会社 給電装置および給電システム
US9118203B2 (en) 2011-11-15 2015-08-25 Qualcomm Incorporated Systems and methods for induction charging with a closed magnetic loop
JP5838768B2 (ja) 2011-11-30 2016-01-06 ソニー株式会社 検知装置、受電装置、非接触電力伝送システム及び検知方法
KR20140129172A (ko) 2012-02-16 2014-11-06 오클랜드 유니서비시즈 리미티드 다중 코일 플럭스 패드
WO2013179394A1 (ja) 2012-05-29 2013-12-05 パイオニア株式会社 非接触電力送信システム及び方法
CN103529297A (zh) 2012-07-06 2014-01-22 鸿富锦精密工业（深圳）有限公司 阻抗测试装置
US9410823B2 (en) 2012-07-13 2016-08-09 Qualcomm Incorporated Systems, methods, and apparatus for detection of metal objects in a predetermined space
JP6079026B2 (ja) 2012-07-26 2017-02-15 Tdk株式会社 コイルユニットおよびそれを用いたワイヤレス給電装置
US9236757B2 (en) 2012-09-28 2016-01-12 Broadcom Corporation Wireless power transfer adaptation triggers
US9190876B2 (en) 2012-09-28 2015-11-17 Qualcomm Incorporated Systems and methods for detecting wireless charging transmit characteristics
TW201415749A (zh) 2012-10-12 2014-04-16 Espower Electronics Inc 多機型無線電源供應系統
RU2639726C2 (ru) 2012-10-16 2017-12-22 Конинклейке Филипс Н.В. Беспроводная индуктивная передача мощности
JP6371775B2 (ja) 2012-11-29 2018-08-08 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． 無線誘導電力伝送
GB2508923A (en) 2012-12-17 2014-06-18 Bombardier Transp Gmbh Inductive power transfer system having inductive sensing array
JP5910490B2 (ja) 2012-12-27 2016-04-27 株式会社デンソー 金属物体検知装置
JP6026354B2 (ja) 2013-05-14 2016-11-16 東光株式会社 ワイヤレス電力伝送装置
JP6387222B2 (ja) 2013-08-28 2018-09-05 ソニー株式会社 給電装置、受電装置、給電システム、および、給電装置の制御方法
JP6315382B2 (ja) 2013-12-19 2018-04-25 パナソニックＩｐマネジメント株式会社 無線電力伝送のための送電装置および受電装置ならびに無線電力伝送システム
US9939539B2 (en) 2014-04-04 2018-04-10 Texas Instruments Incorporated Wireless power receiver and/or foreign object detection by a wireless power transmitter

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030169013A1 (en) * 2002-03-06 2003-09-11 Kadah Andrew S. Method of controlling pulsed AC power
CN102084442A (zh) * 2008-03-17 2011-06-01 普迈公司 感应传输系统
US20110196544A1 (en) * 2010-02-08 2011-08-11 Access Business Group International Llc Input parasitic metal detection

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
A Series-tuned inductive-power-transfer pickup with a controllable ac-volatage output;Hunter H.Wu 等;《IEEE transactions on power electronics》;20110131;第26卷(第1期);第98至108页 *

Also Published As

Publication number Publication date
WO2013165261A3 (en) 2015-03-26
JP6304714B2 (ja) 2018-04-04
KR102072533B1 (ko) 2020-02-03
WO2013165261A2 (en) 2013-11-07
CN104823353A (zh) 2015-08-05
US9696358B2 (en) 2017-07-04
US20200220393A1 (en) 2020-07-09
KR20150013228A (ko) 2015-02-04
US10601264B2 (en) 2020-03-24
US20170229927A1 (en) 2017-08-10
US11283308B2 (en) 2022-03-22
CN108173350B (zh) 2021-06-15
EP2845416A4 (en) 2016-03-09
US20150108849A1 (en) 2015-04-23
EP2845416A2 (en) 2015-03-11
JP2015521019A (ja) 2015-07-23
EP2845416B1 (en) 2018-11-21
JP2018074904A (ja) 2018-05-10
CN108173350A (zh) 2018-06-15

Similar Documents

Publication Publication Date Title
CN104823353B (zh) 用于在感应功率传输系统中检测和识别接收器的方法
CN110391697B (zh) 执行异物检测的方法和装置
CN110149809B (zh) 无线功率传输系统中的异物检测
JP6633066B2 (ja) 誘導型電力伝送フィールドにおける異物検出
JP6704179B2 (ja) 送電装置および無線電力伝送システム
JP6395535B2 (ja) 受電装置、送電装置及び非接触給電システム
US9772367B2 (en) Load connection detection
EP3393009B1 (en) Detecting foreign objects in wireless power transfer systems
CN110121826A (zh) 金属异物检测装置、无线供电装置、无线受电装置及无线电力传输系统
JP6736704B2 (ja) 受信機を検出する方法及び誘導電力伝送システム
CN107431388A (zh) 在无线充电应用中实现存在和使用模式检测的方法和装置
KR20180083723A (ko) 이물질 검출 회로 및 그를 이용한 무선 전력 송신 장치
KR20160118445A (ko) 전원 공급 이상 여부 감지 장치
NZ609471A (en) Methods for detecting and identifying a receiver in an inductive power transfer system
CN103427648B (zh) 电源控制器以及控制方法
NZ609471B2 (en) Methods for detecting and identifying a receiver in an inductive power transfer system

Legal Events

Date Code Title Description
PB01 Publication
EXSB Decision made by sipo to initiate substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20180305

Address after: American California

Patentee after: Apple Computer, Inc.

Address before: Oakland, New Zealand

Patentee before: Powerbyproxi Limited