JP2013233073A - ワイヤレス電力磁気共振器における高効率および高電力伝送 - Google Patents
ワイヤレス電力磁気共振器における高効率および高電力伝送 Download PDFInfo
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- H—ELECTRICITY
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- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/2208—Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems
- H01Q1/2225—Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems used in active tags, i.e. provided with its own power source or in passive tags, i.e. deriving power from RF signal
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
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- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
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- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
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- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
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- 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
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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
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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
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Abstract
【解決手段】電力の源102への接続を有し、第1の周波数で変調信号を生成させる信号発生器104と、前記第1の周波数を有し、前記信号発生器104によって生成された電力に基づいている磁界を送信する送信アンテナ110と、前記送信アンテナ110によって生成された磁気電力信号を受信し、前記送信アンテナ110から1mよりも大きい距離があけられている受信アンテナと、前記受信アンテナから電力を受け取る負荷受取部160とを具備し、前記送信アンテナ110および前記受信アンテナ間の伝送効率を、前記送信アンテナ110および前記受信アンテナ間の1mの距離において、25%よりも大きくする。
【選択図】図1
Description
以下に、本願出願の当初の特許請求の範囲に記載された発明を付記する。
[C1]
ワイヤレス電力システムにおいて、
電力の源への接続を有し、第1の周波数で変調信号を生成させる信号発生器と、
前記第1の周波数を有し、前記信号発生器によって生成された電力に基づいている磁界を送信する送信アンテナと、
前記送信アンテナによって生成された磁気電力信号を受信し、前記送信アンテナから1mよりも大きい距離があけられている受信アンテナと、
前記受信アンテナから電力を受け取る負荷受取部とを具備し、
前記送信アンテナおよび前記受信アンテナ間の伝送効率は、前記送信アンテナおよび前記受信アンテナ間の1mの距離において、25%よりも大きいワイヤレス電力システム。
[C2]
前記送信アンテナは、25Wの電力を送信するC1記載のシステム。
[C3]
前記伝送効率は、前記送信アンテナおよび前記受信アンテナ間の1.5mの距離において、25%よりも大きいC1記載のシステム。
[C4]
前記送信アンテナは容量結合ダイポールであり、前記受信アンテナは容量結合ダイポールであるC1記載のシステム。
[C5]
前記信号発生器および前記送信アンテナに直接結合され、何らかのワイヤ接続によって前記送信アンテナに接続されていない結合ループを、前記送信アンテナ上にさらに具備するC1記載のシステム。
[C6]
前記受信電子機器および前記受信アンテナ間に結合された結合ループを前記受信アンテナ上にさらに具備し、それにより、前記受信電子機器は、何らかのワイヤによって前記受信アンテナに直接接続されていないC5記載のシステム。
[C7]
前記受信機に関して可動のチューニングループをさらに具備し、前記動きは、前記受信機の共振周波数に影響を与えるC1記載のシステム。
[C8]
ワイヤレスに電力を送信する方法において、
電力源からの電力に基づいて、第1の周波数で変調信号を生成させることと、
前記第1の周波数を有し、前記電力源からの電力に基づいている磁界を送信する送信アンテナを使用することと、
前記送信アンテナから1mよりも大きい間隔があけられた距離において、前記送信アンテナによって生成された磁界をワイヤレスに受信することと、
前記送信アンテナおよび受信アンテナ間の25%よりも大きい伝送効率により、前記ワイヤレスに受信する電力を負荷に結合することとを含む方法。
[C9]
前記送信アンテナは、25Wの電力を送信するC8記載の方法。
[C10]
前記伝送効率は、前記送信アンテナおよび前記受信アンテナ間の1.5mの距離において、25%よりも大きいC8記載の方法。
[C11]
前記送信アンテナは容量結合ダイポールであり、前記受信アンテナは容量結合ダイポールであるC8記載の方法。
[C12]
前記RF発生器および前記送信材料間の前記送信アンテナ上で、結合ループを使用することをさらに含み、それにより、前記RF発生器は、ワイヤによって前記送信アンテナに直接接続されていないC8記載の方法。
[C13]
前記受信電子機器および前記受信アンテナ間に結合された結合ループを前記受信アンテナ上で使用することをさらに含み、それにより、前記受信電子機器は、前記受信アンテナに直接結合されていないC12記載の方法。
[C14]
前記受信機に関して可動のチューニングループを動かすことをさらに含み、前記受信機の共振周波数は、前記動かすことによって変更されるC8記載の方法。
[C15]
ワイヤレス電力システムにおいて、
電力の源への接続を有し、第1の周波数で変調信号を生成させる信号発生器と、
前記第1の周波数を有し、前記信号発生器によって生成された電力に基づいている磁界を送信する送信アンテナと、
前記送信アンテナによって生成された磁気電力信号を受信し、前記送信アンテナから1mよりも大きい距離があけられている受信アンテナと、
前記受信アンテナからの電力を受け取る負荷受取部とを具備し、
前記負荷は、前記送信アンテナから1.5メートルの距離において、少なくとも2.5ワットの電力を受け取るワイヤレス電力システム。
[C16]
前記送信アンテナは、25Wの電力を送信するC15記載のシステム。
[C17]
前記送信アンテナは容量結合ダイポールであり、前記受信アンテナは容量結合ダイポールであるC15記載のシステム。
[C18]
前記信号発生器および前記送信アンテナに直接結合され、何らかのワイヤ接続によって前記送信アンテナに接続されていない結合ループを、前記送信アンテナ上にさらに具備するC15記載のシステム。
[C19]
前記受信電子機器および前記受信アンテナ間に結合された結合ループを前記受信アンテナ上にさらに具備し、それにより、前記受信電子機器は、何らかのワイヤによって前記受信アンテナに直接接続されていないC15記載のシステム。
[C20]
前記受信機に関して可動のチューニングループをさらに具備し、前記動きは、前記受信機の共振周波数に影響を与えるC15記載のシステム。
Claims (20)
- ワイヤレス電力システムにおいて、
電力の源への接続を有し、第1の周波数で変調信号を生成させる信号発生器と、
前記第1の周波数を有し、前記信号発生器によって生成された電力に基づいている磁界を送信する送信アンテナと、
前記送信アンテナによって生成された磁気電力信号を受信し、前記送信アンテナから1mよりも大きい距離があけられている受信アンテナと、
前記受信アンテナから電力を受け取る負荷受取部とを具備し、
前記送信アンテナおよび前記受信アンテナ間の伝送効率は、前記送信アンテナおよび前記受信アンテナ間の1mの距離において、25%よりも大きいワイヤレス電力システム。 - 前記送信アンテナは、25Wの電力を送信する請求項1記載のシステム。
- 前記伝送効率は、前記送信アンテナおよび前記受信アンテナ間の1.5mの距離において、25%よりも大きい請求項1記載のシステム。
- 前記送信アンテナは容量結合ダイポールであり、前記受信アンテナは容量結合ダイポールである請求項1記載のシステム。
- 前記信号発生器および前記送信アンテナに直接結合され、何らかのワイヤ接続によって前記送信アンテナに接続されていない結合ループを、前記送信アンテナ上にさらに具備する請求項1記載のシステム。
- 前記受信電子機器および前記受信アンテナ間に結合された結合ループを前記受信アンテナ上にさらに具備し、それにより、前記受信電子機器は、何らかのワイヤによって前記受信アンテナに直接接続されていない請求項5記載のシステム。
- 前記受信機に関して可動のチューニングループをさらに具備し、前記動きは、前記受信機の共振周波数に影響を与える請求項1記載のシステム。
- ワイヤレスに電力を送信する方法において、
電力源からの電力に基づいて、第1の周波数で変調信号を生成させることと、
前記第1の周波数を有し、前記電力源からの電力に基づいている磁界を送信する送信アンテナを使用することと、
前記送信アンテナから1mよりも大きい間隔があけられた距離において、前記送信アンテナによって生成された磁界をワイヤレスに受信することと、
前記送信アンテナおよび受信アンテナ間の25%よりも大きい伝送効率により、前記ワイヤレスに受信する電力を負荷に結合することとを含む方法。 - 前記送信アンテナは、25Wの電力を送信する請求項8記載の方法。
- 前記伝送効率は、前記送信アンテナおよび前記受信アンテナ間の1.5mの距離において、25%よりも大きい請求項8記載の方法。
- 前記送信アンテナは容量結合ダイポールであり、前記受信アンテナは容量結合ダイポールである請求項8記載の方法。
- 前記RF発生器および前記送信材料間の前記送信アンテナ上で、結合ループを使用することをさらに含み、それにより、前記RF発生器は、ワイヤによって前記送信アンテナに直接接続されていない請求項8記載の方法。
- 前記受信電子機器および前記受信アンテナ間に結合された結合ループを前記受信アンテナ上で使用することをさらに含み、それにより、前記受信電子機器は、前記受信アンテナに直接結合されていない請求項12記載の方法。
- 前記受信機に関して可動のチューニングループを動かすことをさらに含み、前記受信機の共振周波数は、前記動かすことによって変更される請求項8記載の方法。
- ワイヤレス電力システムにおいて、
電力の源への接続を有し、第1の周波数で変調信号を生成させる信号発生器と、
前記第1の周波数を有し、前記信号発生器によって生成された電力に基づいている磁界を送信する送信アンテナと、
前記送信アンテナによって生成された磁気電力信号を受信し、前記送信アンテナから1mよりも大きい距離があけられている受信アンテナと、
前記受信アンテナからの電力を受け取る負荷受取部とを具備し、
前記負荷は、前記送信アンテナから1.5メートルの距離において、少なくとも2.5ワットの電力を受け取るワイヤレス電力システム。 - 前記送信アンテナは、25Wの電力を送信する請求項15記載のシステム。
- 前記送信アンテナは容量結合ダイポールであり、前記受信アンテナは容量結合ダイポールである請求項15記載のシステム。
- 前記信号発生器および前記送信アンテナに直接結合され、何らかのワイヤ接続によって前記送信アンテナに接続されていない結合ループを、前記送信アンテナ上にさらに具備する請求項15記載のシステム。
- 前記受信電子機器および前記受信アンテナ間に結合された結合ループを前記受信アンテナ上にさらに具備し、それにより、前記受信電子機器は、何らかのワイヤによって前記受信アンテナに直接接続されていない請求項15記載のシステム。
- 前記受信機に関して可動のチューニングループをさらに具備し、前記動きは、前記受信機の共振周波数に影響を与える請求項15記載のシステム。
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WO2009039115A2 (en) | 2009-03-26 |
KR101473600B1 (ko) | 2014-12-16 |
CN101849342A (zh) | 2010-09-29 |
WO2009039115A3 (en) | 2009-06-04 |
JP6189373B2 (ja) | 2017-08-30 |
CN104283332A (zh) | 2015-01-14 |
KR101540193B1 (ko) | 2015-07-28 |
EP2195905A4 (en) | 2017-03-22 |
CN101849342B (zh) | 2014-10-29 |
US20090072629A1 (en) | 2009-03-19 |
US9793765B2 (en) | 2017-10-17 |
JP2016007130A (ja) | 2016-01-14 |
JP2010539885A (ja) | 2010-12-16 |
KR20140098260A (ko) | 2014-08-07 |
US20140300203A1 (en) | 2014-10-09 |
KR20130087580A (ko) | 2013-08-06 |
US8766482B2 (en) | 2014-07-01 |
CN104283332B (zh) | 2018-08-07 |
EP2195905A2 (en) | 2010-06-16 |
JP5955806B2 (ja) | 2016-07-20 |
KR20100052565A (ko) | 2010-05-19 |
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