JP6125471B2 - 無線電力送信システム - Google Patents
無線電力送信システム Download PDFInfo
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- H02J7/025—
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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
- H02J50/20—Circuit arrangements or systems for wireless supply or distribution of electric power using microwaves or radio frequency waves
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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
- H02J50/20—Circuit arrangements or systems for wireless supply or distribution of electric power using microwaves or radio frequency waves
- H02J50/23—Circuit arrangements or systems for wireless supply or distribution of electric power using microwaves or radio frequency waves characterised by the type of transmitting antennas, e.g. directional array antennas or Yagi antennas
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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
- H02J50/20—Circuit arrangements or systems for wireless supply or distribution of electric power using microwaves or radio frequency waves
- H02J50/27—Circuit arrangements or systems for wireless supply or distribution of electric power using microwaves or radio frequency waves characterised by the type of receiving antennas, e.g. rectennas
-
- 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
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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
- H02J50/40—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
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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
-
- 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
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
-
- H04B5/79—
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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
- H02J7/007—Regulation of charging or discharging current or voltage
Description
1、無線マイクロ波電力送信機。
2、マイクロ波電力送信信号を送信する複数のマイクロ波アレイ送受信機を有するコントローラおよび位相アレイアンテナをさらに備えることを特徴とする実施形態1の無線マイクロ電力波送信機。
3、前記送受信機は、選択された位相において前記送受信機のそれぞれの電力送信信号を送信するように前記コントローラによって適応位相されることを特徴とする先行実施形態のいずれかにおける無線マイクロ波電力送信機。
4、各送受信機は、充電されるデバイスから較正信号を受信し、および前記較正信号が前記送受信機によって受信される位相を検出するようにさらに動作可能であることを特徴とする先行実施形態のいずれかにおける無線マイクロ波電力送信機。
5、前記コントローラは、前記電力送信信号を、判定された位相に送信する時に使用される前記選択された位相を調整するようにさらに構成され、前記検出された位相に基づく前記判定された位相であって、前記判定された位相は、充電される前記デバイスに送信される前記電力送信信号に対して最適位相を示すことを特徴とする先行実施形態のいずれかにおける無線マイクロ波電力送信機。
6、前記電力送信信号は、もしあれば、充電される前記デバイスからの、充電される前記デバイスの前記位置を示す位置信号を利用することなく送信されることを特徴とする先行実施形態のいずれかにおける無線マイクロ波電力送信機。
7、前記判定された位相は、前記検出された位相の前記複素共役であることを特徴とする先行実施形態のいずれかにおける無線マイクロ波電力送信機。
8、前記コントローラは、前記較正信号を内部信号と比較して、前記較正信号の前記受信された位相を検出するように構成されることを特徴とする先行実施形態のいずれかにおける無線マイクロ波電力送信機。
9、前記コントローラは、判定された位相において前記電力送信信号を送信する時に使用される前記選択された位相を調整するようにさらに構成され、前記判定された位相は、実質的に、充電される前記デバイスに送信される前記電力送信信号用に、前記検出された位相の複素共役であることを特徴とする先行実施形態のいずれかにおける無線マイクロ波電力送信機。
10、前記コントローラであって、前記判定された位相は、前記検出された位相の前記複素共役からの偏差限界内の位相角であることを特徴とする先行実施形態のいずれかにおける無線マイクロ波電力送信機。
11、前記コントローラであって、前記判定された位相は、前記検出された位相の前記複素共役のプラスマイナス36度内の位相角であることを特徴とする先行実施形態のいずれかにおける無線マイクロ波電力送信機。
12、無線マイクロ波電力受信機。
13、電力送信信号を受信して充電受信機を充電するように構成されたレクテナをさらに備えることを特徴とする実施形態12の無線マイクロ波電力送信機。
14、較正信号をマイクロ波電力送信機に送信するように構成された送信機をさらに備えることを特徴とする実施形態12乃至13のいずれかにおける無線マイクロ波電力受信機。
15、前記レクテナは、判定された位相を有する電力送信信号を受信するようにさらに構成され、前記電力送信信号の前記判定された位相は、実質的に前記較正信号の検出された位相の記複素共役であることを特徴とする実施形態12乃至14のいずれかにおける無線マイクロ波電力受信機。
16、前記判定された位相は、前記較正信号の前記検出された位相の前記複素共役からの偏差限界内の位相角であることを特徴とする実施形態12乃至15のいずれかにおける無線マイクロ波電力受信機。
17、前記判定された位相は、前記較正信号の前記検出された位相の前記複素共役のプラスマイナス36度内の位相角であることを特徴とする実施形態12乃至16のいずれかにおける無線マイクロ波電力送信機。
Claims (11)
- 無線マイクロ波電力送信機であって、
コントローラおよび各々がマイクロ波電力送信信号を送信する複数のマイクロ波アレイ送受信機を有する位相アレイアンテナを備え、前記複数のマイクロ波アレイ送受信機は、前記コントローラによって適応位相されて、それぞれの選択された位相においてそれらのそれぞれのマイクロ波電力送信信号を送信し、
前記複数のマイクロ波アレイ送受信機のうちの各々のマイクロ波アレイ送受信機はさらに、前記マイクロ波電力送信信号によって充電されることになるデバイスから較正信号を受信し、および前記較正信号の各々がそれぞれの前記マイクロ波アレイ送受信機によって受信される位相を検出するように動作可能であり、前記較正信号は、前記充電されることになるデバイスと前記無線マイクロ波電力送信機との間の複数のパスをトラバースして、すべてのオープンパスを確立し、
前記コントローラはさらに、それぞれの前記マイクロ波電力送信信号をそれぞれの判定された位相に送信するのに使用するための前記それぞれの選択された位相を調整するように構成され、前記それぞれの選択された位相は、それぞれの前記検出された位相に基づいており、前記それぞれの判定された位相は、前記充電されることになるデバイスに前記マイクロ波電力送信信号が送信されることになる最適位相を示し、
前記無線マイクロ波電力送信機および前記充電されることになるデバイスは、互いに見通し線にあることが要求されず、
前記コントローラはさらに、予め定められたイベントの発生に基づいて、前記それぞれの判定された位相を調整するように構成される
ことを特徴とする無線マイクロ波電力送信機。 - 前記判定された位相は、前記検出された位相の複素共役であることを特徴とする請求項1に記載の無線マイクロ波電力送信機。
- 前記予め定められたイベントは、前記較正信号の各々がそれぞれの前記マイクロ波アレイ送受信機によって受信される位相の変更の検出を含むことを特徴とする請求項1に記載の無線マイクロ波電力送信機。
- 前記コントローラはさらに、毎秒10回から毎秒500回の範囲で前記位相アレイアンテナを再同調するように構成されていることを特徴とする請求項1に記載の無線マイクロ波電力送信機。
- 無線マイクロ波電力送信機であって、
コントローラおよび各々がマイクロ波電力送信信号を送信する複数のマイクロ波アレイ送受信機を有する位相アレイアンテナを備え、前記複数のマイクロ波アレイ送受信機は、前記コントローラによって適応位相されて、それぞれの選択された位相においてそれらのそれぞれのマイクロ波電力送信信号を送信し、
前記複数のマイクロ波アレイ送受信機のうちの各々のマイクロ波アレイ送受信機はさらに、前記マイクロ波電力送信信号によって充電されることになるデバイスから較正信号を受信し、および前記較正信号の各々がそれぞれの前記マイクロ波アレイ送受信機によって受信される位相を検出するように動作可能であり、前記較正信号は、前記充電されることになるデバイスと前記無線マイクロ波電力送信機との間の複数のパスをトラバースして、すべてのオープンパスを確立し、
前記コントローラはさらに、それぞれの前記マイクロ波電力送信信号をそれぞれの判定された位相に送信するのに使用するための前記それぞれの選択された位相を調整するように構成され、前記それぞれの選択された位相は、それぞれの前記検出された位相に基づいており、前記それぞれの判定された位相は、前記充電されることになるデバイスに前記マイクロ波電力送信信号が送信されることになる最適位相を示し、
各々のマイクロ波電力送信信号は、存在する場合に、前記充電されることになるデバイスの位置を示す前記充電されることになるデバイスからの位置信号を利用することなく送信され、
前記無線マイクロ波電力送信機および前記充電されることになるデバイスは、互いに見
通し線にあることが要求されず、
前記無線マイクロ波電力送信機はさらに、前記無線マイクロ波電力送信機の存在をブロードキャストするサイドチャネル上でビーコン信号を送信するように構成された送信機をさらに備えている
ことを特徴とする無線マイクロ波電力送信機。 - 無線マイクロ波電力受信機であって、
前記無線マイクロ波電力受信機を充電するために無線マイクロ波電力送信機からマイクロ波電力送信信号を受信するように構成された1つまたは複数のレクテナを備え、
前記無線マイクロ波電力送信機は、
コントローラおよびマイクロ波電力送信信号を送信する複数のマイクロ波アレイ送受信機を有する位相アレイアンテナを備え、前記複数のマイクロ波アレイ送受信機は、前記コントローラによって適応位相されて、それぞれの選択された位相においてそれらのそれぞれのマイクロ波電力送信信号を送信し、
前記複数のマイクロ波アレイ送受信機のうちの各々のマイクロ波アレイ送受信機はさらに、前記無線マイクロ波電力受信機から較正信号を受信し、および前記較正信号の各々が前記マイクロ波アレイ送受信機によって受信される位相を検出する
ように動作可能であり、前記較正信号は、前記無線マイクロ波電力送信機と前記無線マイクロ波電力受信機との間の複数のパスをトラバースして、すべてのオープンパスを確立し、
前記無線マイクロ波電力受信機は、前記無線マイクロ波電力送信機に前記較正信号を送信するように構成された送信機をさらに備え、
各々のレクテナは、判定された位相を有するマイクロ波電力送信信号を受信するようにさらに構成され、前記無線マイクロ波電力送信機における前記コントローラの制御の下で生成された前記マイクロ波電力送信信号の前記判定された位相は、前記較正信号の検出された位相の実質的な複素共役であり、
前記無線マイクロ波電力送信機および前記無線マイクロ波電力受信機は、互いに見通し線にあることが要求されず、
前記無線マイクロ波電力送信機は、ビーコン信号を送信するようにさらに構成されている
ことを特徴とする無線マイクロ波電力受信機。 - 前記判定された位相は、前記較正信号の前記検出された位相の前記複素共役からの偏差限界内の位相角であることを特徴とする請求項6に記載の無線マイクロ波電力受信機。
- 前記マイクロ波電力送信信号を受信することは、複数の無線マイクロ波電力送信機の中で特定の無線マイクロ波電力送信機から前記マイクロ波電力送信信号を受信することを含むことを特徴とする請求項6に記載の無線マイクロ波電力受信機。
- 前記複数の無線マイクロ波電力送信機の中での前記特定の無線マイクロ波電力送信機は、前記複数の無線マイクロ波電力送信機のうちのその他のいずれかよりも効率的に前記無線マイクロ波電力受信機に電力を供給することが可能であることを特徴とする請求項8に記載の無線マイクロ波電力受信機。
- 前記無線マイクロ波電力受信機は、前記特定の無線マイクロ波電力送信機から独占的に電力を受信することを特徴とする請求項9に記載の無線マイクロ波電力受信機。
- 前記特定の無線マイクロ波電力送信機が電力を供給するための最適な送信機になることを停止することを条件に、前記無線マイクロ波電力受信機が別の無線マイクロ波電力受信機から電力を受信するまで、前記特定の無線マイクロ波電力送信機が電力を供給することを継続することを特徴とする請求項10に記載の無線マイクロ波電力受信機。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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US12/861,526 US8159364B2 (en) | 2007-06-14 | 2010-08-23 | Wireless power transmission system |
US12/861,526 | 2010-08-23 |
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JP2013525987A Division JP5738416B2 (ja) | 2010-08-23 | 2011-08-17 | 無線電力送信システム |
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JP2017075466A Division JP6797061B2 (ja) | 2010-08-23 | 2017-04-05 | 無線電力送信システム |
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