JP5759388B2 - 多次元無線充電に関するシステムおよび方法 - Google Patents
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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
- H02J50/005—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
-
- 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
-
- 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
- H02J50/50—Circuit arrangements or systems for wireless supply or distribution of electric power using additional energy repeaters 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
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/25—Arrangements specific to fibre transmission
- H04B10/2575—Radio-over-fibre, e.g. radio frequency signal modulated onto an optical carrier
- H04B10/25752—Optical arrangements for wireless networks
- H04B10/25758—Optical arrangements for wireless networks between a central unit and a single remote unit by means of an optical fibre
- H04B10/25759—Details of the reception of RF signal or the optical conversion before the optical fibre
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
- H04B5/20—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by the transmission technique; characterised by the transmission medium
- H04B5/24—Inductive coupling
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
- H04B5/20—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by the transmission technique; characterised by the transmission medium
- H04B5/24—Inductive coupling
- H04B5/26—Inductive coupling using coils
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
- H04B5/20—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by the transmission technique; characterised by the transmission medium
- H04B5/24—Inductive coupling
- H04B5/26—Inductive coupling using coils
- H04B5/263—Multiple coils at either side
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
- H04B5/20—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by the transmission technique; characterised by the transmission medium
- H04B5/24—Inductive coupling
- H04B5/26—Inductive coupling using coils
- H04B5/266—One coil at each side, e.g. with primary and secondary coils
-
- 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
- H02J2310/00—The network for supplying or distributing electric power characterised by its spatial reach or by the load
- H02J2310/10—The network having a local or delimited stationary reach
- H02J2310/20—The network being internal to a load
- H02J2310/22—The load being a portable electronic device
-
- 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
-
- 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
- H02J50/80—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
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Description
2009年2月10日に出願され、開示が引用によって本明細書に全体的に組み込まれる、「MULTI-DIMENSIONAL WIRELESS CHARGING」という名称の米国仮特許出願第61/151,290号、および
2009年9月21日に出願され、開示が引用によって本明細書に全体的に組み込まれる、「MULTI-ANTENNA TRANSMITTER FOR WIRELESS CHARGING」という名称の米国仮特許出願第61/244,391号に対する、米国特許法第119条(e)に基づく優先権を主張するものである。
102 入力電力
104 送信器
106 放射界
108 受信器
110 出力電力
112 距離
114 送信アンテナ
114C 円形ループ送信アンテナ
114S 方形ループ送信アンテナ
118 受信アンテナ
118' 方形ループ受信アンテナ
122 発振器
123 調整信号
124 電力増幅器
125 制御信号
126 フィルタ整合回路
132 整合回路
136 電池
150 ループアンテナ
152 キャパシタ
154 キャパシタ
156 共振信号
170 曲線
172 曲線
180 曲線
192 曲線
200 送信器
202 送信回路
204 送信アンテナ
212 発振器
214 プロセッサ
216 負荷検知回路
224 送信変調信号
226 信号
228 電源
230 差分増幅器
235 受信信号
280 存在検出器
290 密閉検出器
299 AC-DC変換器
300 受信器
302 受信回路
304 受信アンテナ
306 電力変換回路
308 RF-DC変換器
310 DC-DC変換器
312 切り替え回路
314 通信ビーコン回路
316 プロセッサ
318 整流器
322 DC電力信号
350 デバイス
510 ビーコン結合モード領域
510' 高出力結合モード領域
525 低出力「ビーコン」信号
525' 高出力信号
530 受信デバイス
535 逆方向リンク結合
610C 送信アンテナ
610D 送信アンテナ
620C リピータアンテナ
620D リピータアンテナ
630C 受信アンテナ
630D 受信アンテナ
640 テーブル
646 天井
662 曲線
664 曲線
668 曲線
682A 曲線
682B 曲線
684A 曲線
684B 曲線
686A 曲線
686B 曲線
700 無線充電装置
702A〜702D 送信アンテナ回路
704 単一の平面
708 無線充電領域
710 送信アンテナ
720 送信電力増幅器
722 マルチプレクサ
724 制御信号
800 無線充電装置
801 送信アンテナ
802A〜802D リピータアンテナ回路
804 単一の平面
808 無線充電領域
810A〜810D リピータアンテナ
820 送信電力増幅器
821 制御信号
910 多次元無線充電装置
911 ふた
912 送信アンテナ
913 箱
914 送信アンテナ
916 送信アンテナ
920 連続ループ送信アンテナ
922 第1の面
924 第2の面
926 第3の面
950 キャビネット
951 ドア
962、964 送信アンテナ
972、974 送信アンテナ
982、984 送信アンテナ
1000 充電システム
1010 充電装置
1012、1014、1016 送信アンテナ
1020、1024 デバイス
1022、1026 受信アンテナ
1050 充電装置
1054 送信アンテナ
1055 送信アンテナ
1056 第1の表面
1058 第2の送信アンテナ
1060 第2の表面
1062 受信アンテナ
1064 充電可能デバイス
1065 充電可能デバイス
1070 受信アンテナ
1072 充電可能デバイス
1080 受信アンテナ
1082 充電可能デバイス
1084 受信アンテナ
1086 充電可能デバイス
1110 充電装置
1112 第1の向きの送信アンテナ
1114 第1の側面
1116 第2の側面
1150 充電装置
1152 送信アンテナ
C1 キャパシタ
C2 キャパシタ
C3 キャパシタ
D1 ダイオード
L1 特性インダクタンス
R1 抵抗器
S1A スイッチ
S1B スイッチ
S2A スイッチ
S2B スイッチ
S3B スイッチ
Rx 受信
Tx 送信
p1〜p7 点
Claims (27)
- 複数の充電可能デバイスを充電するための無線充電システムであって、
第1の表面および第2の表面を含む複数の表面を有する容器と、
前記第1の表面内に少なくとも部分的に埋め込まれていて、第1の平面を画成する形状を有する第1のループアンテナと、
前記第2の表面内に少なくとも部分的に埋め込まれていて、前記第1の平面とは異なる位置に置かれるか、または異なる方向に向けられた第2の平面を画成する形状を有する第2のループアンテナとを備え、前記第1および第2のループアンテナが、無線によって電力を同時に伝送して、前記第1のループアンテナおよび第2のループアンテナから伝送される電力の組み合わせに基づいて、前記容器内に置かれた第1の充電可能デバイスおよび第2の充電可能デバイスを充電するように構成されていて、
更に、前記第1の充電可能デバイスおよび第2の充電可能デバイスが受信する総電力量を判定し、前記第1のループアンテナの第1の電力レベルおよび前記第2のループアンテナの第2の電力レベルを変更して、受信する総電力量を増やすように構成されたプロセッサを備えている、
無線充電システム。 - 前記第1の平面は、前記第2の平面とは異なる位置に置かれ、かつ前記第2の平面にほぼ平行に向けられる、請求項1に記載の無線充電システム。
- 前記第1の平面は、前記第2の平面にほぼ直交するように向けられる、請求項1に記載の無線充電システム。
- 前記第1の平面は、前記第2の平面に平行な向きと前記第2の平面に直交する向きとの間に向けられる、請求項1に記載の無線充電システム。
- 前記容器の底部が第1の表面を画成し、前記容器の側面が前記第2の表面を画成する、請求項1に記載の無線充電システム。
- 前記プロセッサは、前記第1および第2のループアンテナと前記第1の充電可能デバイスの受信アンテナとの間のインピーダンスを検知して、この検知したインピーダンスに基づいて前記第1および第2のループアンテナの電力レベルを変更するように構成されている、請求項1に記載の無線充電システム。
- 前記プロセッサは、前記第1の充電可能デバイスが受信した電力の量を示す信号に基づいて前記第1および第2のループアンテナの電力レベルを変更するように構成される、請求項1に記載の無線充電システム。
- 前記第1および第2の充電可能デバイスは、それぞれ充電を中断するように構成された切り替え回路を有していて、前記第1および第2のループアンテナは、第1の時間周期に前記第1の充電可能デバイスを充電し、第2の時間周期に第2の充電可能デバイスを充電するように構成される、請求項1に記載の無線充電システム。
- 前記第1のループアンテナおよび第2のループアンテナは、直交するように偏向された電磁場を放射するように構成されている、請求項1に記載の無線充電システム。
- 複数のデバイスを無線によって充電するための方法であって、
第1のループアンテナおよび第2のループアンテナを介して無線によって電力を同時に伝送して、前記第1のループアンテナおよび第2のループアンテナから伝送される電力の組み合わせに基づいて、複数の表面を有する容器内に置かれた第1の充電可能デバイスおよび第2の充電可能デバイスを充電する段階を含み、前記第1のループアンテナは、容器の第1の表面内に少なくとも部分的に埋め込まれていて、かつ第1の平面を画成する形状を有し、前記第2のループアンテナは、容器の第2の表面内に少なくとも部分的に埋め込まれていて、かつ第2の平面を画成する形状を有し、前記第2の平面は、前記第1の平面とは異なる位置に置かれるか、または異なる方向に向けられ、
更に、前記第1の充電可能デバイスおよび第2の充電可能デバイスが受信する総電力量を判定する段階と、
前記第1のループアンテナの第1の電力レベルおよび前記第2のループアンテナの第2の電力レベルを変更して、受信する総電力量を増やす段階と
を含む方法。 - 前記第1の平面は、前記第2の平面とは異なる位置に置かれ、かつ前記第2の平面にほぼ平行に向けられる、請求項10に記載の方法。
- 前記第1の平面は、前記第2の平面にほぼ直交するように向けられる、請求項10に記載の方法。
- 前記第1の電力レベルおよび第2の電力レベルを変更する段階は、前記第1の充電可能デバイスが受信した電力の量を示す信号に基づく、請求項10に記載の方法。
- 前記第1および第2の充電可能デバイスは、それぞれ充電を中断するように構成された切り替え回路を有していて、前記無線によって電力を同時に伝送する段階は、第1の時間周期の間前記第1の充電可能デバイスを充電する段階と、第2の時間周期の間前記第2の充電可能デバイスを充電する段階とを含む、請求項10に記載の方法。
- 前記無線によって電力を同時に伝送する段階は、総充電時間周期を定める値に正比例しかつ前記第1および第2のループアンテナから電力を受信するように位置する充電可能デバイスの数を定める値に反比例する持続時間を有する時間周期の間、前記第1の充電可能デバイスに電力を伝送する段階を含む、請求項10に記載の方法。
- 前記無線によって電力を同時に伝送する段階は、前記第1の平面と前記第2の平面との間に位置する前記第1の充電可能デバイスに無線によって電力を伝送する段階を含む、請求項10に記載の方法。
- 前記第1および第2のループアンテナから前記第1の充電可能デバイスに無線によって電力を同時に伝送する時間周期の持続時間を変更する段階をさらに含む、請求項10に記載の方法。
- 複数の充電可能デバイスを充電するための無線充電システムであって、
第1の表面および第2の表面を含む複数の表面を有する容器と、
無線によって電力を伝送して、前記容器内に置かれた第1の充電可能デバイスおよび第2の充電可能デバイスを充電する、第1の平面を形成する形状を有していて、前記第1の表面内に少なくとも部分的に埋め込まれた第1の伝送手段と、
無線によって電力を伝送して、前記第1および第2の充電可能デバイスを充電する、前記第1の平面とは異なる位置に置かれるか、または異なる方向に向けられた第2の平面を形成する形状を有していて、前記第2の表面内に少なくとも部分的に埋め込まれた第2の伝送手段とを備えていて、前記第1および第2の伝送手段は、前記第1および第2の伝送手段から伝送される電力の組み合わせに基づいて、前記第1および第2の充電可能デバイスを充電または電力供給するのに十分なレベルで、無線によって電力を同時に伝送するように構成されていて、
更に、前記第1の充電可能デバイスおよび第2の充電可能デバイスが受信する総電力量を判定する手段と、
前記第1の伝送手段の第1の電力レベルおよび前記第2の伝送手段の第2の電力レベルを調整して、受信する総電力量を増やす手段とを備えている、
無線充電システム。 - 前記第1の平面は、前記第2の平面とは異なる位置に置かれ、かつ前記第2の平面にほぼ平行に向けられる、請求項18に記載の無線充電システム。
- 前記第1の平面は、前記第2の平面にほぼ直交するように向けられる、請求項18に記載の無線充電システム。
- 前記第1の充電可能デバイスが受信した電力の量を示す信号を受信する手段をさらに備える、請求項18に記載の無線充電システム。
- 前記第1および第2の充電可能デバイスは、それぞれ充電を中断するように構成された切り替え回路を有していて、前記第1および第2の伝送手段は、第1の時間周期の間前記第1の充電可能デバイスを充電し、かつ第2の時間周期の間前記第2の充電可能デバイスを充電するように構成されている、請求項18に記載の無線充電システム。
- 前記第1および第2の伝送手段は、総充電時間周期を定める値に正比例しかつ前記第1および第2の伝送手段から電力を受信するように位置する充電可能デバイスの数を定める値に反比例する持続時間を有する時間周期の間、前記第1の充電可能デバイスに電力を同時に伝送するように構成されている、請求項18に記載の無線充電システム。
- 前記第1および第2の伝送手段は、前記第1の平面と前記第2の平面との間に位置する前記第1の充電可能デバイスに無線によって電力を同時に伝送するように構成されている、請求項18に記載の無線充電システム。
- 前記第1および第2の伝送手段から無線によって電力を同時に伝送する時間周期の持続時間を変更する手段をさらに備える、請求項18に記載の無線充電システム。
- 前記第1のループアンテナは、前記第2のループアンテナとは異なるサイズを有している、請求項1に記載の無線充電システム。
- 前記第1の充電可能デバイスは、前記第2の充電可能デバイスとは異なる方向に向けられている、請求項1に記載の無線充電システム。
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- 2010-02-10 TW TW099104287A patent/TW201101640A/zh unknown
- 2010-02-10 KR KR1020117020595A patent/KR20110114701A/ko not_active Application Discontinuation
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WO2010093719A1 (en) | 2010-08-19 |
US20100289341A1 (en) | 2010-11-18 |
CN102318212A (zh) | 2012-01-11 |
EP2396898B1 (en) | 2018-11-14 |
CN102318212B (zh) | 2015-05-27 |
EP2396898A1 (en) | 2011-12-21 |
JP2012517792A (ja) | 2012-08-02 |
KR20110114701A (ko) | 2011-10-19 |
US9312924B2 (en) | 2016-04-12 |
TW201101640A (en) | 2011-01-01 |
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