JP2014138551A - 電磁シールド及び静電容量計測機能を備えた非接触充電装置 - Google Patents
電磁シールド及び静電容量計測機能を備えた非接触充電装置 Download PDFInfo
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- H—ELECTRICITY
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- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
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- H—ELECTRICITY
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- 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
- H02J50/005—Mechanical details of housing or structure aiming to accommodate the power transfer means, e.g. mechanical integration of coils, antennas or transducers into emitting or receiving devices
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- 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
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- 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
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- 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
- H02J50/70—Circuit arrangements or systems for wireless supply or distribution of electric power involving the reduction of electric, magnetic or electromagnetic leakage fields
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- 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
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- 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
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- 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
- H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
- H02J7/0044—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction specially adapted for holding portable devices containing batteries
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- 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
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/005—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting using a power saving mode
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B15/00—Suppression or limitation of noise or interference
- H04B15/02—Reducing interference from electric apparatus by means located at or near the interfering apparatus
- H04B15/04—Reducing interference from electric apparatus by means located at or near the interfering apparatus the interference being caused by substantially sinusoidal oscillations, e.g. in a receiver or in a tape-recorder
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
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Abstract
【解決手段】本発明の一つの特徴に従った非接触充電装置は、充電モジュールと、静電容量センサーと、制御ユニットと、を備える。前記充電モジュールは、第一コイルと、定置部と、前記第一コイル及び前記定置部の間に設置される櫛状静電シールドと、を備える。前記静電容量センサーと前記櫛状静電シールドは接続され、前記櫛状静電シールドとその周囲の静電容量の変化を計測する。前記非接触充電装置がスタンバイモードの時、前記櫛状静電シールドは静電容量を計測するのに使用される。前記静電容量があらかじめ設定されたしきい値を超え、非接触充電される電子装置が前記定置部に置かれた際、前記制御ユニットは前記非接触充電装置を充電モードへ切り替え、前記櫛状静電シールドが電波を抑制する。
【選択図】図1
Description
10 充電モジュール
11 第一コイル
12 定置部
13 櫛状静電シールド
131 ルーバー
132 隙間
14 プリント基板
20 静電容量センサー
30 制御ユニット
31 アース
32 スイッチ
40 電子装置
41 第二コイル
Claims (16)
- 第二コイルを備える電子装置に対して充電が行われる非接触充電装置であって、前記非接触充電装置は、
充電モジュールと、
静電容量センサーと、
制御ユニットと、を備え、
前記充電モジュールは、前記第二コイルと電磁結合する第一コイルと、前記第一コイルに対応する定置部と、前記第一コイル及び前記定置部の間に設置される櫛状静電シールドと、を備え、
前記静電容量センサーは、前記櫛状静電シールドに接続され、前記櫛状静電シールドとその周囲の静電容量の変化を計測し、
前記制御ユニットは、前記櫛状静電シールド及び前記静電容量センサーに接続され、静電容量の変化を記録し、
前記静電容量があらかじめ設定されたしきい値を超えた際、前記制御ユニットは前記電子装置にping信号を発し、前記電子装置が前記ping信号に応答した際、前記制御ユニットは前記充電モジュールをスタンバイモードから充電モードに切り替え、前記電子装置に非接触充電を行い、更に前記櫛状静電シールドをアースに接続することを特徴とする非接触充電装置。 - 前記制御ユニットは更に、前記アースおよび前記櫛状静電シールドと電気的に接続されるスイッチを備えることを特徴とする請求項1に記載の非接触充電装置。
- 前記スイッチはトランジスタであることを特徴とする請求項2に記載の非接触充電装置。
- 前記ping信号は前記制御ユニットによって前記第一コイルから発せられることを特徴とする請求項1に記載の非接触充電装置。
- 前記櫛状静電シールドは複数のルーバーを備えることを特徴とする請求項1に記載の非接触充電装置。
- 前記櫛状静電シールドはプリント基板上に回路がプリントされることを特徴とする請求項1に記載の非接触充電装置。
- 前記非接触充電装置は少なくとも2つの前記櫛状静電シールドを使用し、前記2つの櫛状静電シールドはそれぞれ前記非接触充電装置の異なる層に設置され、且つ前記2つの櫛状静電シールドは反対方向を向いていることを特徴とする請求項1に記載の非接触充電装置。
- 前記スタンバイモードにおいて、前記櫛状静電シールドは前記静電容量センサーの電極となることを特徴とする請求項1に記載の非接触充電装置。
- 非接触充電装置に電磁放射シールド及び静電容量計測機能を備える方法であって、その方法は、
(a)スタンバイモードに於いて、櫛状静電シールドと接続される静電容量センサーが前記非接触充電装置の中にある前記櫛状静電シールドとその周囲の静電容量の変化を計測し、
(b)前記静電容量の変化があらかじめ設定されたしきい値を超えた際、制御ユニットがping信号を発し、充電する電子装置が存在するか確認し、
(c)前記ping信号に応答があった際、前記非接触充電装置は充電モードへ切り替わり、前記櫛状静電シールドはアースに接続され、前記非接触充電装置を起動し、ワイヤレス充電を行い、
(d)前記静電容量の変化があらかじめ設定されたしきい値を下回った際、前記非接触充電装置は前記スタンバイモードに切り替わる
ことを特徴とする非接触充電装置に電磁放射シールド及び静電容量計測機能を備える方法。 - 前記制御ユニットは前記非接触充電装置に接続され、前記静電容量の変化を記録し前記スタンバイモード及び前記充電モードの切り替えを行うことを特徴とする請求項9に記載の方法。
- 前記静電容量センサーは静電容量計測集積回路であることを特徴とする請求項9に記載の方法。
- 前記制御ユニットは更に、前記アース及び前記櫛状静電シールドと電気的に接続されるスイッチを備えることを特徴とする請求項9に記載の方法。
- 前記スイッチはトランジスタであることを特徴とする請求項12に記載の方法。
- 前記櫛状静電シールドは複数のルーバーを備えることを特徴とする請求項9に記載の方法。
- 前記櫛状静電シールドはプリント基板上に回路がプリントされることを特徴とする請求項9に記載の方法。
- 前記方法は少なくとも2つの前記櫛状静電シールドを使用し、前記2つの櫛状静電シールドはそれぞれ前記非接触充電装置の異なる層に設置され、且つ前記2つの櫛状静電シールドは反対方向を向いていることを特徴とする請求項9に記載の方法。
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JP2014138551A5 JP2014138551A5 (ja) | 2015-08-06 |
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- 2013-01-15 US US13/742,159 patent/US20140197782A1/en not_active Abandoned
- 2013-02-15 JP JP2013027239A patent/JP5939639B2/ja active Active
- 2013-02-28 KR KR1020130021669A patent/KR101959088B1/ko active IP Right Grant
- 2013-04-25 CN CN201310148457.2A patent/CN103928990B/zh active Active
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JP2016086633A (ja) * | 2014-10-28 | 2016-05-19 | ライト−オン テクノロジー コーポレーション | 無線充電送信機及びその方法 |
JP2019534669A (ja) * | 2016-10-28 | 2019-11-28 | インテグレーテッド・デバイス・テクノロジー・インコーポレーテッド | ワイヤレス電力送信システム用の干渉フィルタ |
US11637460B2 (en) | 2018-09-27 | 2023-04-25 | Murata Manufacturing Co., Ltd. | Wireless power transfer system having an electric field shield member |
JP7450046B2 (ja) | 2020-02-27 | 2024-03-14 | 維沃移動通信有限公司 | 回路制御装置及び方法 |
Also Published As
Publication number | Publication date |
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CN103928990B (zh) | 2016-03-16 |
US20140197782A1 (en) | 2014-07-17 |
CN103928990A (zh) | 2014-07-16 |
KR101959088B1 (ko) | 2019-03-15 |
KR20140092186A (ko) | 2014-07-23 |
JP5939639B2 (ja) | 2016-06-22 |
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