JP2012205500A - 無線電力送信装置における電力送信制御方法及び無線電力送信装置 - Google Patents
無線電力送信装置における電力送信制御方法及び無線電力送信装置 Download PDFInfo
- Publication number
- JP2012205500A JP2012205500A JP2012067866A JP2012067866A JP2012205500A JP 2012205500 A JP2012205500 A JP 2012205500A JP 2012067866 A JP2012067866 A JP 2012067866A JP 2012067866 A JP2012067866 A JP 2012067866A JP 2012205500 A JP2012205500 A JP 2012205500A
- Authority
- JP
- Japan
- Prior art keywords
- wireless power
- power transmission
- wireless
- transmission device
- charging
- 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
Links
- 230000005540 biological transmission Effects 0.000 title claims abstract description 194
- 238000000034 method Methods 0.000 title claims abstract description 33
- 238000001514 detection method Methods 0.000 claims description 39
- 230000008859 change Effects 0.000 claims description 30
- 230000020169 heat generation Effects 0.000 claims description 12
- 238000009529 body temperature measurement Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 230000005674 electromagnetic induction Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
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
- H02J50/60—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
- H02J50/10—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
- H02J50/40—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
- H02J50/80—Circuit arrangements or systems for wireless supply or distribution of electric power involving the exchange of data, concerning supply or distribution of electric power, between transmitting devices and receiving devices
-
- 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
-
- 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
- H02J7/00032—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange
- H02J7/00045—Authentication, i.e. circuits for checking compatibility between one component, e.g. a battery or a battery charger, and another component, e.g. a power source
-
- 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
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00309—Overheat or overtemperature protection
-
- 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
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00304—Overcurrent protection
-
- 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
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00308—Overvoltage protection
Abstract
【解決手段】本発明の一実施形態による無線電力送信装置における電力送信制御方法は、物体感知センサにより無線充電中に無線電力送信装置の充電位置に異物が置かれるかを感知する段階と、前記物体感知センサにより前記異物が感知されると、前記無線電力送信装置の制御部により無線充電の電力損失を計算する段階と、前記電力損失が基準値以上であると、電力送信を中止する段階とを含む。
【選択図】図1
Description
111 第1送信コイル
112 第2送信コイル
120 送信制御部
121 オブジェクト感知部
122 中央制御部
123 スイッチング制御部
124 駆動ドライバ
125 直列共振形コンバータ
126 物体感知センサ
127 インジケータ
130 AC/DCコンバータ
200 無線電力受信装置
210 2次側コア
220 整流部
230 バッテリセルモジュール
240 受信制御部
Claims (15)
- 物体感知センサにより無線充電中に無線電力送信装置の充電位置に異物が置かれるかを感知する段階と、
前記物体感知センサにより前記異物が感知されると、前記無線電力送信装置の制御部により無線充電の電力損失を計算する段階と、
前記電力損失が基準値以上であると、電力送信を中止する段階と、
を含む、無線電力送信装置における電力送信制御方法。 - 前記物体感知センサは、赤外線感知センサである、請求項1に記載の無線電力送信装置における電力送信制御方法。
- 前記赤外線感知センサは、感知角が120度以上であり、感知距離が20cm以上である、請求項2に記載の無線電力送信装置における電力送信制御方法。
- 前記無線電力送信装置の1次側コアから発信されるパルス信号の位相の変化又は電流値の変化を測定して、前記1次側コアの充電位置に無線電力受信装置が置かれるかを感知する段階と、
前記充電位置に前記無線電力受信装置が置かれると、無線電力信号を送信して前記無線充電を開始する段階と、
をさらに含む、請求項1に記載の無線電力送信装置における電力送信制御方法。 - 前記無線電力送信装置の1次側コアから発信されるパルス信号の位相の変化又は電流値の変化を測定して、前記1次側コアの充電位置に無線電力受信装置が置かれるかを感知する段階は、
前記1次側コアの第1送信コイル及び第2送信コイルにパルス信号を順次送信する段階と、
前記第1送信コイル及び前記第2送信コイルの一方に発生する前記パルス信号の位相の変化又は電流値の変化を測定する段階と、
前記位相の変化又は電流値の変化に基づいて、前記第1送信コイル及び前記第2送信コイルの一方に前記無線電力受信装置が置かれるかを感知する段階と、
を含む、請求項4に記載の無線電力送信装置における電力送信制御方法。 - 前記無線電力送信装置における発熱温度を測定する段階と、
前記発熱温度が基準温度以上であると、前記無線充電を中止する段階と、
をさらに含む、請求項1に記載の無線電力送信装置における電力送信制御方法。 - 前記物体感知センサにより前記異物が感知されると、前記無線電力送信装置の制御部により無線充電の電力損失を計算する段階は、
無線電力受信装置から送信される充電状態情報を用いて電力損失を計算する段階を含む、請求項1に記載の無線電力送信装置における電力送信制御方法。 - 無線電力信号及びパルス信号を無線電力受信装置に送信するために構成された1次側コアと、
無線充電中に異物を感知するための物体感知センサと、
前記物体感知センサにより無線充電中に無線電力送信装置の充電位置に異物が置かれることが感知されると、前記無線充電の電力損失を計算し、前記電力損失が基準値以上であると、電力送信を中止させる送信制御部と、
を含む、無線電力送信装置。 - 前記物体感知センサは、赤外線感知センサである、請求項8に記載の無線電力送信装置。
- 前記赤外線感知センサは、感知角が120度以上であり、感知距離が20cm以上である、請求項9に記載の無線電力送信装置。
- 前記赤外線感知センサは、前記無線電力送信装置の一側に形成された突出部に設けられる、請求項9に記載の無線電力送信装置。
- 前記無線充電が正常に行われるかを表示するために、前記突出部に設けられたインジケータをさらに含む、請求項11に記載の無線電力送信装置。
- 前記送信制御部は、前記1次側コアから発信されるパルス信号の位相の変化又は電流値の変化を測定して、前記1次側コアの充電位置に前記無線電力受信装置が置かれるかを感知し、前記充電位置に前記無線電力受信装置が置かれると、無線電力信号を送信して前記無線充電を開始する、請求項8に記載の無線電力送信装置。
- 前記1次側コアは、第1送信コイル及び第2送信コイルを含み、
前記送信制御部は、前記第1送信コイル及び前記第2送信コイルにパルス信号を順次送信し、前記第1送信コイル及び前記第2送信コイルの一方に発生する前記パルス信号の位相の変化又は電流値の変化を測定し、前記位相の変化又は電流値の変化に基づいて、前記第1送信コイル及び前記第2送信コイルの一方に前記無線電力受信装置が置かれるかを感知する、請求項13に記載の無線電力送信装置。 - 前記無線電力送信装置における発熱温度を測定するための温度測定部をさらに含み、
前記送信制御部は、前記温度測定部で測定された発熱温度が基準温度以上であると、前記無線充電を中止するように制御する、請求項8に記載の無線電力送信装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2011-0026056 | 2011-03-23 | ||
KR1020110026056A KR101397624B1 (ko) | 2011-03-23 | 2011-03-23 | 무선 전력 전송 장치에서의 전력 전송 제어 방법 및 전력 전송 장치 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016060628A Division JP6401730B2 (ja) | 2011-03-23 | 2016-03-24 | 無線電力送信装置における電力送信制御方法及び無線電力送信装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012205500A true JP2012205500A (ja) | 2012-10-22 |
JP5908768B2 JP5908768B2 (ja) | 2016-04-26 |
Family
ID=45976100
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012067866A Active JP5908768B2 (ja) | 2011-03-23 | 2012-03-23 | 無線電力送信装置における電力送信制御方法及び無線電力送信装置 |
JP2016060628A Active JP6401730B2 (ja) | 2011-03-23 | 2016-03-24 | 無線電力送信装置における電力送信制御方法及び無線電力送信装置 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016060628A Active JP6401730B2 (ja) | 2011-03-23 | 2016-03-24 | 無線電力送信装置における電力送信制御方法及び無線電力送信装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8947045B2 (ja) |
EP (1) | EP2503663B1 (ja) |
JP (2) | JP5908768B2 (ja) |
KR (1) | KR101397624B1 (ja) |
CN (1) | CN102694423B (ja) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014103808A (ja) * | 2012-11-21 | 2014-06-05 | Nec Engineering Ltd | 非接触充電監視システム、非接触充電システム、及び非接触充電方法 |
JP2016511393A (ja) * | 2013-01-18 | 2016-04-14 | デルファイ・テクノロジーズ・インコーポレーテッド | 発生源共振器のための物体検出システム |
JP2016063601A (ja) * | 2014-09-17 | 2016-04-25 | トヨタ自動車株式会社 | 非接触送受電システム |
KR20160072565A (ko) * | 2014-12-15 | 2016-06-23 | 한솔테크닉스(주) | 무선충전 기반의 전원 허브 장치 |
JP2017517716A (ja) * | 2014-03-17 | 2017-06-29 | クアルコム,インコーポレイテッド | 所定の空間におけるレーダーに基づく物体の検出のためのシステム、方法、および装置 |
KR20170098779A (ko) * | 2015-03-23 | 2017-08-30 | 녹9 에이비 | 무선 전력 전달 테스트 장치 및 그 방법 |
KR102119553B1 (ko) * | 2020-04-17 | 2020-06-08 | (주)에프티글로벌 | 이물질 감지시스템 및 이물질 감지방법 |
Families Citing this family (74)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9142994B2 (en) | 2012-09-25 | 2015-09-22 | Qnovo, Inc. | Method and circuitry to adaptively charge a battery/cell |
US10389156B2 (en) | 2010-05-21 | 2019-08-20 | Qnovo Inc. | Method and circuitry to adaptively charge a battery/cell |
US11791647B2 (en) | 2010-05-21 | 2023-10-17 | Qnovo Inc. | Method and circuitry to adaptively charge a battery/cell |
US11397215B2 (en) | 2010-05-21 | 2022-07-26 | Qnovo Inc. | Battery adaptive charging using battery physical phenomena |
US11397216B2 (en) | 2010-05-21 | 2022-07-26 | Qnovo Inc. | Battery adaptive charging using a battery model |
KR101332163B1 (ko) * | 2011-09-30 | 2013-11-21 | 삼성전기주식회사 | 무선 충전 시스템 |
JP5915904B2 (ja) | 2012-06-22 | 2016-05-11 | ソニー株式会社 | 処理装置、処理方法、及び、プログラム |
DE202013012728U1 (de) | 2012-06-22 | 2019-01-08 | Sony Corporation | Verarbeitungsvorrichtung |
US10199835B2 (en) * | 2015-12-29 | 2019-02-05 | Energous Corporation | Radar motion detection using stepped frequency in wireless power transmission system |
DE102012021396A1 (de) * | 2012-10-31 | 2014-04-30 | Panasonic Corp. | Kontaktlose Leistungsversorgungsvorrichtung |
US9362776B2 (en) * | 2012-11-27 | 2016-06-07 | Qualcomm Incorporated | Wireless charging systems and methods |
US9431848B2 (en) | 2012-12-06 | 2016-08-30 | Samsung Electronics Co., Ltd | Method and apparatus for protecting wireless power receiver from excessive charging temperature |
KR102143830B1 (ko) * | 2012-12-06 | 2020-08-12 | 삼성전자주식회사 | 충전 시 무선 전력 수신기의 초과 온도 방지를 위한 방법 및 이를 위한 무선 전력 수신기 |
KR102053462B1 (ko) * | 2013-02-14 | 2019-12-06 | 지이 하이브리드 테크놀로지스, 엘엘씨 | 무선 전력 전송 시스템에서 이물질 감지 장치 및 방법 |
CN105075062B (zh) * | 2013-02-19 | 2017-11-14 | 松下知识产权经营株式会社 | 异物检测装置、异物检测方法以及非接触充电系统 |
KR102049118B1 (ko) * | 2013-02-20 | 2020-01-08 | 지이 하이브리드 테크놀로지스, 엘엘씨 | 무선 전력 전송 시스템에서 이물질 감지 장치 및 방법 |
US9287718B2 (en) * | 2013-03-01 | 2016-03-15 | Nokia Technologies Oy | Method, apparatus, and computer program product for foreign object detection parameter and charging data communication with wireless charging capable battery pack |
US20140266018A1 (en) * | 2013-03-12 | 2014-09-18 | Qualcomm Incorporated | Systems and methods for extending the power capability of a wireless charger |
KR102051682B1 (ko) * | 2013-03-15 | 2019-12-03 | 지이 하이브리드 테크놀로지스, 엘엘씨 | 무선 전력 전송 시스템에서 이물질 감지 장치 및 방법 |
CN103269092B (zh) * | 2013-03-28 | 2016-04-13 | 小米科技有限责任公司 | 一种应用无线充电器进行充电的方法和无线充电器 |
US9461492B1 (en) | 2013-04-19 | 2016-10-04 | Qnovo Inc. | Method and circuitry to adaptively charge a battery/cell using a charge-time parameter |
WO2014200508A1 (en) | 2013-06-14 | 2014-12-18 | Intel Corporation | Methods and apparatus to provide power to devices |
JP6145934B2 (ja) * | 2013-07-11 | 2017-06-14 | パナソニックIpマネジメント株式会社 | 非接触給電装置及び非接触受電装置 |
CN105052013B (zh) * | 2013-07-16 | 2020-03-17 | 株式会社 Ihi | 非接触供电装置用的异物检测装置和方法 |
JP5622901B1 (ja) * | 2013-07-29 | 2014-11-12 | 日東電工株式会社 | 無線電力伝送装置及び無線電力伝送装置の供給電力制御方法 |
CN104467054B (zh) | 2013-09-24 | 2017-08-08 | 华硕电脑股份有限公司 | 具有无线充电功能的保护套及保护套组 |
US9921045B2 (en) * | 2013-10-22 | 2018-03-20 | Qualcomm Incorporated | Systems, methods, and apparatus for increased foreign object detection loop array sensitivity |
US20150115881A1 (en) * | 2013-10-25 | 2015-04-30 | Samsung Electro-Mechanics Co., Ltd. | Wireless power transceiver and portable terminal having the same |
DE102013223794A1 (de) * | 2013-11-21 | 2015-05-21 | Robert Bosch Gmbh | Energieübertragungssystem und Verfahren zur Diagnose eines Energieübertragungssystems |
US10090718B2 (en) * | 2013-12-16 | 2018-10-02 | Panasonic Intellectual Property Management Co., Ltd. | Contactless charging device, program therefor, and automobile having contactless charging device mounted therein |
CN103852631A (zh) * | 2014-01-11 | 2014-06-11 | 深圳市普林泰克科技有限公司 | 一种无线充电器金属异物间接检测算法 |
US10554070B2 (en) | 2014-01-16 | 2020-02-04 | Mediatek Inc. | Method for performing wireless charging control of an electronic device with aid of simple response indicating acknowledgement, and associated apparatus |
US10447061B2 (en) | 2014-01-16 | 2019-10-15 | Mediatek Inc. | Method for performing wireless charging control of an electronic device with aid of variant slot timing and simple response indicating acknowledgement, and associated apparatus |
US9685815B2 (en) * | 2014-01-16 | 2017-06-20 | Mediatek Inc. | Method for performing wireless charging control with aid of admittance detection, and associated apparatus |
US9906063B2 (en) | 2014-01-16 | 2018-02-27 | Mediatek Inc. | Method for performing wireless charging control of an electronic device with aid of random phase-delay packet, and associated apparatus |
US9941751B2 (en) | 2014-01-27 | 2018-04-10 | Mediatek Inc. | Method for performing wireless charging control of an electronic device with aid of predetermined data in non-volatile memory, and associated apparatus |
DE102014202163A1 (de) * | 2014-02-06 | 2015-08-06 | Volkswagen Aktiengesellschaft | Verfahren zum Laden eines Elektro- oder Hybridfahrzeugs, Ladeeinheit, Ladesäule und Vorrichtung zur Vermeidung eines Brandes beim induktiven Laden eines Elektro- oder Hybridfahrzeugs |
KR20150130795A (ko) * | 2014-05-14 | 2015-11-24 | 주식회사바텍 | 무선 전원공급 방식의 엑스레이 촬영장치 |
US10295693B2 (en) | 2014-05-15 | 2019-05-21 | Witricity Corporation | Systems, methods, and apparatus for foreign object detection loop based on inductive thermal sensing |
CN105226843B (zh) * | 2014-05-27 | 2017-09-15 | 松下知识产权经营株式会社 | 无线电力传输系统以及无线电力传输系统的送电装置 |
US10574079B1 (en) * | 2014-06-20 | 2020-02-25 | Qnovo Inc. | Wireless charging techniques and circuitry for a battery |
CN105334539B (zh) * | 2014-06-30 | 2018-09-14 | 无锡华润矽科微电子有限公司 | 无线充电中实现异物检测的方法 |
US10454307B2 (en) * | 2014-08-04 | 2019-10-22 | Jabil Inc. | Wireless power apparatus, system and method |
US10324215B2 (en) | 2014-12-30 | 2019-06-18 | Witricity Corporation | Systems, methods, and apparatus for detecting ferromagnetic foreign objects in a predetermined space |
US10302795B2 (en) | 2014-12-30 | 2019-05-28 | Witricity Corporation | Systems, methods, and apparatus for detecting ferromagnetic foreign objects in a predetermined space |
US20160301238A1 (en) * | 2015-04-10 | 2016-10-13 | Intel Corporation | Managing presence and long beacon extension pulses |
US9787128B2 (en) * | 2015-07-21 | 2017-10-10 | Hon Hai Precision Industry Co., Ltd. | Wireless charger and wireless charging method |
CN106410991B (zh) * | 2015-07-30 | 2021-08-27 | 松下知识产权经营株式会社 | 异物检测装置、无线送电装置以及无线电力传输系统 |
KR102241991B1 (ko) * | 2015-08-13 | 2021-04-19 | 삼성전자주식회사 | 무선 충전 방법 및 장치 |
US10128698B2 (en) | 2016-06-20 | 2018-11-13 | Hyundai America Technical Center, Inc | Device and method for detecting an object within a wireless charging region |
WO2018008841A1 (ko) * | 2016-07-06 | 2018-01-11 | 엘지이노텍(주) | 무선 충전을 위한 무선 전력 제어 방법 및 장치 |
EP3503348B1 (en) * | 2016-08-19 | 2022-03-02 | LG Electronics Inc. | Wireless power transmission device |
CN106412293B (zh) * | 2016-09-29 | 2020-01-10 | 宇龙计算机通信科技(深圳)有限公司 | 一种异物检测方法、装置及终端设备 |
JP6834345B2 (ja) * | 2016-10-25 | 2021-02-24 | 富士ゼロックス株式会社 | 受電機器及び無線給電システム |
WO2018105915A1 (ko) * | 2016-12-06 | 2018-06-14 | 엘지이노텍(주) | 이물질 검출 방법 및 그를 위한 장치 |
EP3340431A1 (en) * | 2016-12-20 | 2018-06-27 | Koninklijke Philips N.V. | System for impressed current cathodic protection |
US10530177B2 (en) * | 2017-03-09 | 2020-01-07 | Cochlear Limited | Multi-loop implant charger |
JP6827853B2 (ja) * | 2017-03-09 | 2021-02-10 | キヤノン株式会社 | 給電装置及びその制御方法、並びに給電システム |
US10581282B2 (en) * | 2017-08-30 | 2020-03-03 | Nxp Usa, Inc. | Methods and systems for foreign objection detection in wireless energy transfer systems |
WO2019117140A1 (ja) * | 2017-12-11 | 2019-06-20 | パナソニックIpマネジメント株式会社 | 無線電力伝送システム、送電装置、および受電装置 |
EP3553918B1 (en) | 2018-04-09 | 2020-11-25 | NXP USA, Inc. | A power transmitter unit |
EP3553917B1 (en) * | 2018-04-09 | 2021-09-01 | NXP USA, Inc. | A power transmitter unit |
US20200235612A1 (en) * | 2019-01-23 | 2020-07-23 | Mediatek Singapore Pte. Ltd. | Addressing borderline foreign object detection results |
US11221663B2 (en) * | 2019-02-07 | 2022-01-11 | Datalogic Ip Tech S.R.L. | Removal prediction of a data reader from a charging base unit |
KR102272743B1 (ko) * | 2019-11-25 | 2021-07-07 | 지이 하이브리드 테크놀로지스, 엘엘씨 | 무선 전력 전송 시스템에서 이물질 감지 장치 및 방법 |
KR102178775B1 (ko) * | 2019-11-29 | 2020-11-16 | 지이 하이브리드 테크놀로지스, 엘엘씨 | 무선 전력 전송 시스템에서 이물질 감지 장치 및 방법 |
CN112937322A (zh) * | 2019-12-10 | 2021-06-11 | 中光电智能机器人股份有限公司 | 监控系统及供电控制方法 |
CN111030268A (zh) * | 2019-12-31 | 2020-04-17 | 国网山东省电力公司临沂供电公司 | 一种电力电网无线传输装置的控制方法 |
JP2021164271A (ja) * | 2020-03-31 | 2021-10-11 | キヤノン株式会社 | 送電装置、受電装置、無線電力伝送システムの制御方法、およびプログラム |
US11923697B2 (en) | 2020-11-04 | 2024-03-05 | Samsung Electronics Co., Ltd. | Wireless power transmitting apparatus and method for controlling wireless power transmitting apparatus |
CN112910106A (zh) * | 2021-01-27 | 2021-06-04 | 安徽农业大学 | 一种快递扫描枪的无线充电系统 |
WO2023004398A1 (en) * | 2021-07-21 | 2023-01-26 | Microchip Technology Incorporated | Object detection in wireless charging systems and related systems, methods, and devices |
CN113895252A (zh) * | 2021-09-24 | 2022-01-07 | 上海万暨电子科技有限公司 | 一种汽车无线充电异物检测系统及方法 |
US20230146600A1 (en) * | 2021-11-10 | 2023-05-11 | Renesas Electronics America Inc. | Foreign object detection based on transmitter input parameter |
Citations (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11168839A (ja) * | 1997-12-02 | 1999-06-22 | Sanyo Electric Co Ltd | 非接触型充電装置 |
JP2003018757A (ja) * | 2001-06-29 | 2003-01-17 | Toko Inc | 無接点型充電装置 |
US20040017110A1 (en) * | 2002-07-24 | 2004-01-29 | Yim Mau Shin Frank | Uninterruptible switching power supply device and method for uninterruptibly switching voltage |
US20060071632A1 (en) * | 2004-09-24 | 2006-04-06 | Riad Ghabra | Efficient inductive battery recharging system |
JP2008172874A (ja) * | 2007-01-09 | 2008-07-24 | Sony Ericsson Mobilecommunications Japan Inc | 非接触充電装置 |
JP2008206306A (ja) * | 2007-02-20 | 2008-09-04 | Seiko Epson Corp | 送電制御装置、送電装置、電子機器及びtanδ検出回路 |
WO2009040998A1 (ja) * | 2007-09-27 | 2009-04-02 | Panasonic Corporation | 非接触充電器 |
JP2009136133A (ja) * | 2007-11-30 | 2009-06-18 | Chun-Kil Jung | マルチ無接点充電システム及び制御方法 |
JP2010119246A (ja) * | 2008-11-14 | 2010-05-27 | Toyota Motor Corp | 給電システム |
JP2010130800A (ja) * | 2008-11-28 | 2010-06-10 | Nagano Japan Radio Co | 非接触型電力伝送システム |
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 |
WO2011006876A2 (de) * | 2009-07-14 | 2011-01-20 | Conductix-Wampfler Ag | Vorrichtung zur induktiven übertragung elektrischer energie |
WO2011010375A1 (ja) * | 2009-07-23 | 2011-01-27 | 富士通株式会社 | 送電装置、無線電力供給システム、および無線電力供給装置 |
JP2011045161A (ja) * | 2009-08-19 | 2011-03-03 | Nagano Japan Radio Co | 送電装置および非接触型電力伝送システム |
US20110128015A1 (en) * | 2009-11-03 | 2011-06-02 | Robert Bosch Gmbh | Foreign Object Detection in Inductive Coupled Devices |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2414120B (en) * | 2004-05-11 | 2008-04-02 | Splashpower Ltd | Controlling inductive power transfer systems |
US7605496B2 (en) * | 2004-05-11 | 2009-10-20 | Access Business Group International Llc | Controlling inductive power transfer systems |
JP4155408B2 (ja) * | 2005-09-29 | 2008-09-24 | ソニー・エリクソン・モバイルコミュニケーションズ株式会社 | 充電装置および充電システム |
JP3979540B2 (ja) | 2005-12-28 | 2007-09-19 | 株式会社コナミデジタルエンタテインメント | ゲーム装置、ゲーム装置の制御方法、ゲームシステム、ゲームシステムの制御方法及びプログラム |
US8491159B2 (en) * | 2006-03-28 | 2013-07-23 | Wireless Environment, Llc | Wireless emergency lighting system |
JP5021948B2 (ja) * | 2006-03-30 | 2012-09-12 | 三菱重工業株式会社 | 障害物検知装置及びエネルギー供給装置並びにエネルギー供給システム |
JP2008017562A (ja) * | 2006-07-03 | 2008-01-24 | Mitsubishi Electric Corp | 非接触充電器 |
AU2008227850A1 (en) * | 2007-03-22 | 2008-09-25 | Powermat Technologies Ltd. | Signal transfer system |
JP4600462B2 (ja) * | 2007-11-16 | 2010-12-15 | セイコーエプソン株式会社 | 送電制御装置、送電装置、電子機器及び無接点電力伝送システム |
KR100971737B1 (ko) * | 2007-11-30 | 2010-07-21 | 정춘길 | 멀티무접점충전시스템 및 제어방법 |
KR101094253B1 (ko) * | 2008-04-28 | 2011-12-19 | 정춘길 | 무선 전력 수신 장치, 이와 관련된 무선 전력 송신 장치, 그리고, 무선 전력 송수신 시스템 |
EP3544196B1 (en) * | 2008-09-27 | 2023-09-13 | WiTricity Corporation | Wireless energy transfer systems |
CN105006895B (zh) * | 2008-10-03 | 2019-01-18 | 飞利浦知识产权企业有限公司 | 电力系统 |
JP2011036052A (ja) * | 2009-08-03 | 2011-02-17 | Sanyo Electric Co Ltd | 充電器 |
-
2011
- 2011-03-23 KR KR1020110026056A patent/KR101397624B1/ko active IP Right Grant
-
2012
- 2012-03-20 CN CN201210074251.5A patent/CN102694423B/zh active Active
- 2012-03-22 EP EP12160827.7A patent/EP2503663B1/en active Active
- 2012-03-23 US US13/428,206 patent/US8947045B2/en active Active
- 2012-03-23 JP JP2012067866A patent/JP5908768B2/ja active Active
-
2016
- 2016-03-24 JP JP2016060628A patent/JP6401730B2/ja active Active
Patent Citations (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11168839A (ja) * | 1997-12-02 | 1999-06-22 | Sanyo Electric Co Ltd | 非接触型充電装置 |
JP2003018757A (ja) * | 2001-06-29 | 2003-01-17 | Toko Inc | 無接点型充電装置 |
US20040017110A1 (en) * | 2002-07-24 | 2004-01-29 | Yim Mau Shin Frank | Uninterruptible switching power supply device and method for uninterruptibly switching voltage |
US20060071632A1 (en) * | 2004-09-24 | 2006-04-06 | Riad Ghabra | Efficient inductive battery recharging system |
JP2008172874A (ja) * | 2007-01-09 | 2008-07-24 | Sony Ericsson Mobilecommunications Japan Inc | 非接触充電装置 |
JP2008206306A (ja) * | 2007-02-20 | 2008-09-04 | Seiko Epson Corp | 送電制御装置、送電装置、電子機器及びtanδ検出回路 |
WO2009040998A1 (ja) * | 2007-09-27 | 2009-04-02 | Panasonic Corporation | 非接触充電器 |
JP2009136133A (ja) * | 2007-11-30 | 2009-06-18 | Chun-Kil Jung | マルチ無接点充電システム及び制御方法 |
JP2010119246A (ja) * | 2008-11-14 | 2010-05-27 | Toyota Motor Corp | 給電システム |
JP2010130800A (ja) * | 2008-11-28 | 2010-06-10 | Nagano Japan Radio Co | 非接触型電力伝送システム |
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 |
WO2011006876A2 (de) * | 2009-07-14 | 2011-01-20 | Conductix-Wampfler Ag | Vorrichtung zur induktiven übertragung elektrischer energie |
JP2012533281A (ja) * | 2009-07-14 | 2012-12-20 | コンダクティクス−バンプフラー ゲーエムベーハー | 電気エネルギーの誘導伝送のための装置 |
WO2011010375A1 (ja) * | 2009-07-23 | 2011-01-27 | 富士通株式会社 | 送電装置、無線電力供給システム、および無線電力供給装置 |
JP2011045161A (ja) * | 2009-08-19 | 2011-03-03 | Nagano Japan Radio Co | 送電装置および非接触型電力伝送システム |
US20110128015A1 (en) * | 2009-11-03 | 2011-06-02 | Robert Bosch Gmbh | Foreign Object Detection in Inductive Coupled Devices |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014103808A (ja) * | 2012-11-21 | 2014-06-05 | Nec Engineering Ltd | 非接触充電監視システム、非接触充電システム、及び非接触充電方法 |
JP2016511393A (ja) * | 2013-01-18 | 2016-04-14 | デルファイ・テクノロジーズ・インコーポレーテッド | 発生源共振器のための物体検出システム |
JP2017517716A (ja) * | 2014-03-17 | 2017-06-29 | クアルコム,インコーポレイテッド | 所定の空間におけるレーダーに基づく物体の検出のためのシステム、方法、および装置 |
JP2016063601A (ja) * | 2014-09-17 | 2016-04-25 | トヨタ自動車株式会社 | 非接触送受電システム |
US9987935B2 (en) | 2014-09-17 | 2018-06-05 | Toyota Jidosha Kabushiki Kaisha | Non-contact power transmitting/receiving system and power receiving device and power transmission device in non-contact power transmitting/receiving system |
KR20160072565A (ko) * | 2014-12-15 | 2016-06-23 | 한솔테크닉스(주) | 무선충전 기반의 전원 허브 장치 |
KR101675495B1 (ko) * | 2014-12-15 | 2016-11-22 | 한솔테크닉스(주) | 무선충전 기반의 전원 허브 장치 |
KR20170098779A (ko) * | 2015-03-23 | 2017-08-30 | 녹9 에이비 | 무선 전력 전달 테스트 장치 및 그 방법 |
KR102316454B1 (ko) | 2015-03-23 | 2021-10-22 | 엘렉트디스 에이비 | 무선 전력 전달 테스트 장치 및 그 방법 |
KR102119553B1 (ko) * | 2020-04-17 | 2020-06-08 | (주)에프티글로벌 | 이물질 감지시스템 및 이물질 감지방법 |
Also Published As
Publication number | Publication date |
---|---|
US20120242285A1 (en) | 2012-09-27 |
KR101397624B1 (ko) | 2014-05-22 |
EP2503663B1 (en) | 2019-01-23 |
EP2503663A1 (en) | 2012-09-26 |
US8947045B2 (en) | 2015-02-03 |
CN102694423B (zh) | 2015-05-27 |
JP5908768B2 (ja) | 2016-04-26 |
KR20120108340A (ko) | 2012-10-05 |
CN102694423A (zh) | 2012-09-26 |
JP6401730B2 (ja) | 2018-10-10 |
JP2016136835A (ja) | 2016-07-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6401730B2 (ja) | 無線電力送信装置における電力送信制御方法及び無線電力送信装置 | |
KR101246693B1 (ko) | 무선 전력 수신 장치 및 그 전력 제어 방법 | |
JP7026646B2 (ja) | 共振型無線電力伝送システムにおける無線電力伝送制御方法、それを用いる無線電力送信装置、及びそれを用いる無線電力受信装置 | |
US9496083B2 (en) | Wireless power transmitter, wireless power receiver, and methods of controlling the same | |
KR102039375B1 (ko) | 무선 전력 송신기 및 그 제어 방법 | |
JP7252123B2 (ja) | 無線充電のための異物質検出方法及びそのための装置 | |
KR102023068B1 (ko) | 무선 전력 전송 장치 및 무선 전력 전송 장치에서의 무선 전력 신호 전송 제어 방법 | |
KR101742553B1 (ko) | 무선 전력 전송 장치에서의 전력 전송 제어 방법 및 전력 전송 장치 | |
KR102039495B1 (ko) | 무선 전력 송신기 및 그 제어 방법 | |
KR102154306B1 (ko) | 동시 멀티 충전이 가능한 무선 전력 전송 장치 | |
KR101046659B1 (ko) | 휴대기기의 배터리 무선 충전 장치 | |
KR101261338B1 (ko) | 무접점 및 접점 겸용 충전 장치 및 그 제어 방법 | |
KR101213089B1 (ko) | 무선 전력 수신 장치에서의 전력 수신 제어 방법 및 이를 적용한 무선 전력 수신 장치 | |
KR101254258B1 (ko) | 무선 전력 전송 장치의 무선 전력 전송 제어 방법 및 이를 이용하는 무선 전력 전송 장치 | |
KR20140141964A (ko) | 충전 상태의 시인성을 높인 무선 전력 전송 장치 및 이를 장착한 무선 충전 기능을 구비한 가구 | |
KR101213087B1 (ko) | 무선 전력 수신 장치에서의 전력 수신 제어 방법 및 이를 적용한 무선 전력 수신 장치 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20150130 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20151022 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20151104 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20160203 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20160223 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20160324 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 5908768 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313113 |
|
S531 | Written request for registration of change of domicile |
Free format text: JAPANESE INTERMEDIATE CODE: R313531 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |