JP6514195B2 - 外来オブジェクト検出ループアレイ感度の向上のためのシステム、方法、および装置 - Google Patents
外来オブジェクト検出ループアレイ感度の向上のためのシステム、方法、および装置 Download PDFInfo
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- JP6514195B2 JP6514195B2 JP2016524589A JP2016524589A JP6514195B2 JP 6514195 B2 JP6514195 B2 JP 6514195B2 JP 2016524589 A JP2016524589 A JP 2016524589A JP 2016524589 A JP2016524589 A JP 2016524589A JP 6514195 B2 JP6514195 B2 JP 6514195B2
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- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
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- B60L53/12—Inductive energy transfer
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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
- 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
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- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
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- H02J2310/40—The network being an on-board power network, i.e. within a vehicle
- H02J2310/48—The network being an on-board power network, i.e. within a vehicle for electric vehicles [EV] or hybrid vehicles [HEV]
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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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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Geophysics And Detection Of Objects (AREA)
Description
上式で、i=1...nおよびj=1...mである。
上式で、係数a、b、c、およびdは、負値を含む任意の値を有し得るが、0.25〜2の値が最も望ましい。
上式で、i=1...nおよびj=1...mである。
102a 基地ワイヤレス充電システム
102b 基地ワイヤレス充電システム
104a 基地システム誘導コイル、誘導コイル、ワイヤレス電力誘導コイル
108 通信リンク
110 電力リンク
112 電気車両
114 電気車両ワイヤレス充電システム、電気車両充電システム
116 電気車両誘導コイル、誘導コイル、ワイヤレス電力誘導コイル
118 バッテリーユニット
126 ACまたはDC電源
130 ローカル分配センター、ローカル分配
132 電力バックボーン
134 通信バックホール
200 ワイヤレス電力伝達システム
202 基地ワイヤレス電力充電システム、基地ワイヤレス充電システム
204 基地システム誘導コイル、誘導コイル、コイル
206 基地システム送信回路
208 電源
214 電気車両充電システム
216 電気車両誘導コイル、誘導コイル、コイル
218 電気車両バッテリーユニット、バッテリーユニット
222 電気車両受信回路
236 基地充電システム電力変換器、電力変換器、充電電源ユニット
238 電気車両電力変換器、電力変換器
300 ワイヤレス電力伝達システム
302 基地ワイヤレス充電システム、基地ワイヤレス電力充電システム
304 基地システム誘導コイル、ワイヤレス電力誘導コイル
314 電気車両充電システム
316 電気車両誘導コイル、ワイヤレス電力誘導コイル
336 充電システム電力変換器、基地充電システム電力変換器
338 電気車両電力変換器
342 基地充電システムコントローラ
344 電気車両コントローラ
352 位置合わせシステム、基地充電位置合わせシステム
354 位置合わせシステム、基地充電システム電力インターフェース、電気車両位置合わせシステム
362 基地充電案内システム
364 電気車両案内システム
366 案内リンク
372 基地充電通信システム
374 電気車両通信システム
376 通信リンク
400 ループアレイ、感知ループアレイ
401 感知ループ、ループ
402 ループ
405 ループ
406 ループ
409 ループ
410 ループ
412 感知ループ、ループ
500 パッド
522 平面または非重複感知ループアレイ
524 オブジェクト
526 表面
528 プラスチック筐体
601 感知ループ、ループ
624 金属オブジェクト、オブジェクト
700 回路
701 感知ループ
702 感知ループ
703 感知ループ
704 感知ループ
728 マルチプレクサ
730 検出回路
732 評価ユニット
734 インピーダンス測定ユニット
736 比較器
738 判定器、判定器ユニット
800 回路
801 感知ループ、ループ
802 感知ループ、ループ
803 感知ループ、ループ
804 感知ループ、ループ
828 マルチプレクサ
830 検出回路
832 評価ユニット
834 共振周波数測定ユニット
836 比較器
838 判定器
842 電流センサ
844 電圧センサ
846 発振器、高周波発振器
848 位相比較器
850 利得/フィルタ、追加信号増幅器
900 2次元行列、行列、結果行列
901 セル
902 セル
903 セル
904 セル
1000 拡張行列
1010 セル
1012 セル
1014 セル
1023 セル
1034 セル
1100 チャート
1105 検出しきい値
1200 チャート
1205 検出しきい値
1300 チャート
1305 検出しきい値
1400 方法
1500 装置
1502 ループアレイの複数のループの各々に関連する特性を判断するための手段
1504 複数のループの各ループについて、そのループに関連する特性および少なくとも1つの隣接ループに関連する特性に基づいてパラメータを判断するための手段
1506 パラメータに基づいてオブジェクトの存在を判断するための手段
1600 2次元行列、行列、結果行列
1601 セル
1602 セル
1603 セル
1604 セル
1700 縮約行列、行列
1712 セル
1723 セル
1800 チャート
1805 絶対検出しきい値、検出しきい値
1810 差分検出しきい値、検出しきい値
1900 チャート
1905 絶対検出しきい値
1910 差分検出しきい値
2000 チャート
2005 絶対検出しきい値
2010 差分検出しきい値
2100 チャート
2105 絶対検出しきい値
2110 差分検出しきい値
Claims (15)
- オブジェクトの存在を検出するための装置であって、
アレイに配列された複数の導電性ループの各々に関連する電気的特性を判断するための手段と、
前記複数の導電性ループの各ループについて、参照値からの前記ループに関連する前記電気的特性の偏差、および前記参照値からの少なくとも1つの隣接ループに関連する前記電気的特性の偏差の合計に基づいてパラメータを判断するための手段と、
前記パラメータに基づいて前記オブジェクトの前記存在を判断するための手段と、
を備える、装置。 - 前記電気的特性は、ループ共振周波数、ループインピーダンス、またはその両方を含む、請求項1に記載の装置。
- 前記複数の導電性ループの幾何学的配列に基づいて、前記偏差の各々に重み係数を適用するための手段をさらに備える、請求項1に記載の装置。
- 前記電気的特性についての前記参照値からの前記ループに関連する前記電気的特性の前記偏差と、前記参照値からの前記隣接ループに関連する前記電気的特性の前記偏差との間の差として前記パラメータを判断することによって、温度に起因する前記複数の導電性ループの各々に関連する前記電気的特性の変動を補償するための手段をさらに備える、請求項1に記載の装置。
- 前記ループについてのリード線および前記隣接ループについてのリード線は、実質的に一緒に物理的にルーティングされる、請求項1に記載の装置。
- 前記電気的特性の変動を補償するための手段は、前記ループおよび前記隣接ループに関連する前記電気的特性の共通の変動を相殺するように構成される、請求項4に記載の装置。
- 前記複数の導電性ループは重複しない、請求項4に記載の装置。
- オブジェクトの存在を検出するための方法であって、
アレイに配列された複数の導電性ループの各々に関連する電気的特性を判断するステップと、
前記複数の導電性ループの各ループについて、参照値からの前記ループに関連する前記電気的特性の偏差、および前記参照値からの少なくとも1つの隣接ループに関連する前記電気的特性の偏差の合計に基づいてパラメータを判断するステップと、
前記パラメータに基づいて前記オブジェクトの前記存在を判断するステップと
を含む方法。 - 前記電気的特性は、ループ共振周波数、ループインピーダンス、またはその両方を含む、請求項8に記載の方法。
- 前記パラメータを判断するステップは、前記複数の導電性ループの幾何学的配列に基づいて、前記偏差の各々に重み係数を適用するステップを含む、請求項8に記載の方法。
- 前記パラメータを判断するステップは、前記電気的特性についての前記参照値からの前記ループに関連する前記電気的特性の前記偏差と、前記参照値からの前記隣接ループに関連する前記電気的特性の前記偏差との間の差として前記パラメータを判断することによって、温度に起因する前記複数の導電性ループの各々に関連する前記電気的特性の変動を補償するステップを含む、請求項8に記載の方法。
- 前記ループについてのリード線および前記隣接ループについてのリード線は、実質的に一緒に物理的にルーティングされる、請求項11に記載の方法。
- 前記変動を補償するステップは、前記ループおよび前記隣接ループに関連する前記電気的特性の共通の変動を相殺する、請求項11に記載の方法。
- 前記複数の導電性ループは重複しない、請求項8に記載の方法。
- オブジェクトの存在を検出するためのコンピュータ可読記憶媒体であって、実行されたときに装置に、請求項8乃至14の何れかに記載の方法を実施させる、コンピュータ可読記憶媒体。
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