JP5763833B2 - ワイヤレス電力システムにおいてワイヤレス電力通信デバイスを検出し、保護するためのシステムおよび方法 - Google Patents
ワイヤレス電力システムにおいてワイヤレス電力通信デバイスを検出し、保護するためのシステムおよび方法 Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
- H04B5/70—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes
- H04B5/79—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes for data transfer in combination with power transfer
-
- 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
- H02J50/20—Circuit arrangements or systems for wireless supply or distribution of electric power using microwaves or radio frequency waves
-
- 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
-
- 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
- H02J7/00034—Charger exchanging data with an electronic device, i.e. telephone, whose internal battery is under charge
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
- H04B5/70—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes
- H04B5/77—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes for interrogation
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Signal Processing (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Near-Field Transmission Systems (AREA)
Description
104 ワイヤレス電力送信機
106 場
108 ワイヤレス電力受信機
110 出力電力
112 距離
114 ワイヤレス電力送信コイル
118 ワイヤレス電力受信コイル
119 通信チャネル
122 ワイヤレス電力信号発生器
123 信号発生器制御信号
124 ドライバ
125 増幅制御信号
126 Txインピーダンス調整回路
132 Rxインピーダンス調整回路
134 電力変換回路
136 負荷
150 ループコイル
152 キャパシタ
154 キャパシタ
156 共振周波数
182 充電器
184 ワイヤレス電力充電可能デバイス
186 カード
188 通信デバイス
189 トーン信号
190 ワイヤレス電力伝送領域
201 ワイヤレス電力送信回路
202 送信機回路
208 ローパスフィルタ
214 Txコントローラ
216 負荷感知回路
234 電圧信号
235 電流信号
260 閉状態検出器
280 存在検出器
282 トーン検出器
284 トーン受信機
286 トーンアンテナ
287 検出信号送信機
288 検出信号アンテナ
289 周波数信号
Claims (20)
- 受信機デバイスに電力を伝送するように構成されたワイヤレス電力送信機のワイヤレス電力伝送領域内にある通信デバイスを検出する方法であって、
ある電力レベルでワイヤレス電力伝送場を発生させるステップと、
第1の周波数で第1の信号を、および第2の周波数で第2の信号を送信するステップと、
前記第1の周波数と前記第2の周波数との相互変調積に対応した第3の周波数の第3の信号を検出するステップと、
前記第3の信号の検出に応答して、前記ワイヤレス電力伝送場の前記電力レベルを低減するステップと
を含む方法。 - 前記ワイヤレス電力送信機によって引き出された電力の変化をモニタするステップと、
引き出された電力のモニタされる変化、または前記第3の信号の前記検出のうちの少なくとも1つに基づいて、前記通信デバイスを識別するステップと
をさらに含む請求項1に記載の方法。 - 前記電力の変化をモニタするステップが、前記ワイヤレス電力送信機のドライバによって引き出された電流の変化をモニタするステップを含む、請求項2に記載の方法。
- 前記電力の変化をモニタするステップが、前記ワイヤレス電力送信機のドライバの電圧の変化をモニタするステップを含む、請求項2または3に記載の方法。
- 前記第1の信号および前記第2の信号が変調されていない、請求項1から4のいずれか一項に記載の方法。
- 前記第3の周波数が、前記第1の周波数の2倍の値から前記第2の周波数の値を減じた値を有する周波数に対応する、請求項1から5のいずれか一項に記載の方法。
- ある間隔の間、前記ワイヤレス電力伝送場の発生を止めるステップと、前記間隔の間、前記第3の信号の存在についてモニタするステップとをさらに含む請求項1から6のいずれか一項に記載の方法。
- 前記相互変調積が、2次相互変調積および3次相互変調積のうちの1つである、請求項1から7のいずれか一項に記載の方法。
- ワイヤレス電力伝送場を介して電力を伝送するための装置であって、
ある電力レベルで前記ワイヤレス電力伝送場を発生させるように構成されたワイヤレス電力送信機と、
第1の周波数で第1の信号を、および第2の周波数で第2の信号を送信するように構成された信号送信機と、
前記第1の周波数と前記第2の周波数との相互変調積に対応した第3の周波数の第3の信号を検出するように構成された検出器と、
前記第3の信号の検出に応答して、前記ワイヤレス電力伝送場の前記電力レベルを低減するように構成されたコントローラと
を含む装置。 - 前記ワイヤレス電力送信機によって引き出された電力の量を感知して、感知信号を発生させるように構成されたセンサと、
前記感知信号に基づいて、前記ワイヤレス電力送信機によって引き出された電力の変化をモニタし、引き出された電力のモニタされる変化、または前記第3の信号の前記検出のうちの少なくとも1つに基づいて、通信デバイスを識別するように構成されたコントローラと
をさらに含む請求項9に記載の装置。 - 前記ワイヤレス電力送信機がドライバを含み、前記センサが、前記ドライバによって引き出された電流の量を感知するように構成されている、請求項10に記載の装置。
- 前記ワイヤレス電力送信機がドライバを含み、前記センサが、前記ドライバの電圧レベルを感知するように構成されている、請求項10または11に記載の装置。
- 前記第1の信号および前記第2の信号が変調されていない、請求項9から12のいずれか一項に記載の装置。
- 前記第3の周波数が、前記第1の周波数の2倍の値から前記第2の周波数の値を減じた値を有する周波数に対応する、請求項9から13のいずれか一項に記載の装置。
- 前記相互変調積が、2次相互変調積および3次相互変調積のうちの1つである、請求項9から14のいずれか一項に記載の装置。
- ワイヤレス電力伝送領域内にある通信デバイスを検出するための装置であって、
ある電力レベルでワイヤレス電力伝送場を発生させるための手段と、
第1の周波数で第1の信号を、および第2の周波数で第2の信号を送信するための手段と、
前記第1の周波数と前記第2の周波数との相互変調積に対応した第3の周波数の第3の信号を検出するための手段と、
前記第3の信号の検出に応答して、前記ワイヤレス電力伝送場の前記電力レベルを低減するための手段と
を含む装置。 - ワイヤレス電力伝送場を発生させるための前記手段が、ワイヤレス電力送信コイルを含むワイヤレス電力送信機を含み、前記第1の信号および前記第2の信号を送信するための前記手段が、信号アンテナを含む信号送信機を含み、前記第3の信号を検出するための前記手段が、アンテナを含む検出器を含み、前記電力レベルを低減するための前記手段が、コントローラを含む、請求項16に記載の装置。
- 前記ワイヤレス電力送信機によって引き出された電力の変化をモニタするための手段と、
引き出された電力のモニタされる変化、または前記第3の信号の前記検出のうちの少なくとも1つに基づいて、前記通信デバイスを識別するための手段と
をさらに含む請求項17に記載の装置。 - ワイヤレス電力伝送場を介してデバイスに電力を伝送するように構成されたワイヤレス電力送信機のワイヤレス電力伝送領域内にある通信デバイスを検出するように構成された、データを処理するためのコンピュータプログラムであって、処理回路に、
第1の周波数で第1の信号を、および第2の周波数で第2の信号を送信させ、
前記第1の周波数と前記第2の周波数との相互変調積に対応した第3の周波数の第3の信号を検出させ、
前記第3の信号の検出に応答して、前記ワイヤレス電力伝送場の電力レベルを低減させる
ように構成されるコードを含むコンピュータプログラム。 - 処理回路に、
前記ワイヤレス電力送信機によって引き出された電力の変化をモニタさせ、
引き出された電力のモニタされる変化、または前記第3の信号の前記検出のうちの少なくとも1つに基づいて、前記通信デバイスを識別させる
ように構成されるコードをさらに含む請求項19に記載のコンピュータプログラム。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201161470380P | 2011-03-31 | 2011-03-31 | |
US61/470,380 | 2011-03-31 | ||
US13/352,186 US8946939B2 (en) | 2011-03-31 | 2012-01-17 | Systems and methods for detecting and protecting a wireless power communication device in a wireless power system |
US13/352,186 | 2012-01-17 | ||
PCT/US2012/030605 WO2012135139A1 (en) | 2011-03-31 | 2012-03-26 | Systems and methods for detecting and protecting a wireless power communication device in a wireless power system |
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JP2014514905A JP2014514905A (ja) | 2014-06-19 |
JP2014514905A5 JP2014514905A5 (ja) | 2015-04-02 |
JP5763833B2 true JP5763833B2 (ja) | 2015-08-12 |
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JP2014502665A Active JP5763833B2 (ja) | 2011-03-31 | 2012-03-26 | ワイヤレス電力システムにおいてワイヤレス電力通信デバイスを検出し、保護するためのシステムおよび方法 |
Country Status (6)
Country | Link |
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US (1) | US8946939B2 (ja) |
EP (1) | EP2692067B1 (ja) |
JP (1) | JP5763833B2 (ja) |
KR (1) | KR101570594B1 (ja) |
CN (1) | CN103503322B (ja) |
WO (1) | WO2012135139A1 (ja) |
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