JP2010536315A - 共振器のqファクタを増大させること - Google Patents
共振器のqファクタを増大させること Download PDFInfo
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- JP2010536315A JP2010536315A JP2010519995A JP2010519995A JP2010536315A JP 2010536315 A JP2010536315 A JP 2010536315A JP 2010519995 A JP2010519995 A JP 2010519995A JP 2010519995 A JP2010519995 A JP 2010519995A JP 2010536315 A JP2010536315 A JP 2010536315A
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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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- 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
-
- 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
- H02J50/20—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
-
- 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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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Details Of Aerials (AREA)
- Near-Field Transmission Systems (AREA)
- Support Of Aerials (AREA)
- Filters And Equalizers (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
Description
図7のアンテナは、6巻きアンテナであり、約400の品質ファクタを有する。一実施形態によれば、PTFEなどの高品質ファクタ材料が、基板として使用される。別の態様は、これらのアンテナ上で使用されることができる限界である。表2は、アプリケーションについての起こりうる限界を示している。
Claims (39)
- ワイヤレス電気電力を伝送するためのトランスミッタシステムであって、
指定された周波数を有する出力電気信号を生成するソースと、
前記ソースに直接に接続され、前記ソースにインピーダンスマッチングされたワイヤの第1のループから形成されたカップリング部分と、
アンテナ部分が前記カップリング部分に直接に接続されないが、前記カップリング部分によって生成される磁場に磁気的に結合されるように前記カップリングループから間隔をあけられたアンテナ部分と、
を備え、前記アンテナ部分は、それに対する有線電気接続を有さず、前記カップリングループからワイヤレスに電力を受信し、そして前記アンテナ部分は、ワイヤレスに受信される前記電力に基づいて磁場を生成し、前記アンテナ部分は、インダクタンスLを有するワイヤコイルから形成され、そしてキャパシタは、キャパシタンスCを有し、そして前記アンテナ部分は、前記指定された周波数で実質的に共振するLC値を有する、システム。 - 前記アンテナ部分は、500より大きな品質ファクタを有する、請求項1に記載のシステム。
- 前記アンテナ部分は、前記アンテナ部分を支持する基板上に形成され、そして前記基板は、500よりも大きな品質ファクタを有する、請求項1に記載のシステム。
- 前記アンテナ部分は、真空キャパシタから作られる積分キャパシタを用いて形成される、請求項2に記載のシステム。
- 前記アンテナ部分は、誘導性コイルループと、前記誘導性コイルループの一部分を通して接続されたキャパシタと、を有する、請求項2に記載のシステム。
- 前記キャパシタが収容される立方体形状のハウジング、をさらに備える請求項5に記載のシステム。
- 前記アンテナ部分は、前記コイルループの中に1巻きを有する、請求項5に記載のシステム。
- 前記アンテナは、前記コイルループの中に2巻きを有する、請求項5に記載のシステム。
- 前記電気電力についてのレシーバをさらに備え、前記レシーバは、前記指定された周波数にチューニングされるアンテナを含む、請求項1に記載のシステム。
- 前記レシーバは、前記トランスミッタの品質ファクタ値よりも低い品質ファクタ値を有する、請求項9に記載のシステム。
- 前記レシーバは、前記トランスミッタの前記品質ファクタの1/4に等しいかまたはそれより小さい品質ファクタを有する、請求項9に記載のシステム。
- 前記レシーバアンテナは、前記トランスミッタアンテナのサイズよりも小さいサイズを有する、請求項9に記載のシステム。
- 前記のトランスミッタアンテナとレシーバアンテナとは、疎結合の変圧器のように動作するエネルギーリンクを形成するために互いに結合される、請求項9に記載のシステム。
- 前記品質ファクタは、前記アンテナの電力半値幅に対する前記アンテナの共振周波数のの比である、請求項1に記載のシステム。
- 前記キャパシタは、少なくとも1000のQを有する、請求項1に記載のシステム。
- ループを定義する材料の先端部間のアタッチメント部分をさらに備え、前記アタッチメント部分は、真空キャパシタを保持する、請求項1に記載のシステム。
- ワイヤレス電気電力を受信するためのレシーバシステムであって、
それに対する有線電気接続を有さず、磁場を受信するように構成され、指定された周波数で実質的に共振する、一括してLC値を定義するインダクタンスLを有する誘導性部分とキャパシタンスCを有する容量性部分とから形成されるアンテナ部分と、
カップリングループが、前記アンテナ部分に直接に接続されないが、前記アンテナ部分に磁気的に接続されるように、前記アンテナ部分から間隔をあけられたカップリングループと、
を備え、前記カップリング部分は、前記アンテナ部分から前記指定された周波数を有する信号を受信し、そしてそれに基づいて電力出力を生成する、システム。 - 前記電力出力を受信し、そしてそれに基づいて出力電力を生成する電気回路をさらに備える請求項17に記載のシステム。
- 前記アンテナ部分は、500よりも大きな品質ファクタを有する、請求項18に記載のシステム。
- 前記アンテナ部分は、前記アンテナ部分を支持する基板上に形成され、そして前記基板は、500よりも大きな品質ファクタを有する、請求項18に記載のシステム。
- 前記アンテナ部分は、真空キャパシタから作られる積分キャパシタを用いて形成される、請求項19に記載のシステム。
- 前記アンテナ部分は、誘導性コイルループと、前記誘導性コイルループの一部分を通して接続されたキャパシタと、を有する、請求項19に記載のシステム。
- 前記キャパシタが収容される立方体形状のハウジング、をさらに備える請求項22に記載のシステム。
- 前記アンテナ部分は、前記コイルループの中に1巻きを有する、請求項22に記載のシステム。
- 前記アンテナは、前記コイルループの中に2巻きを有する、請求項22に記載のシステム。
- 前記電気電力についてのトランスミッタをさらに備え、前記トランスミッタは、前記指定された周波数にチューニングされるアンテナを含む、請求項19に記載のシステム。
- 前記トランスミッタは、前記トランスミッタの品質ファクタ値よりも低い品質ファクタ値を有する、請求項26に記載のシステム。
- 前記トランスミッタは、前記トランスミッタの前記品質ファクタの1/4以下である品質ファクタを有する、請求項26に記載のシステム。
- 前記トランスミッタアンテナは、前記トランスミッタアンテナのサイズよりも小さいサイズを有する、請求項26に記載のシステム。
- 前記のトランスミッタアンテナとレシーバアンテナとは、疎結合の変圧器のように動作するエネルギーリンクを形成するために互いに結合される、請求項26に記載のシステム。
- 前記品質ファクタは、前記アンテナの電力半値幅に対する前記アンテナの共振周波数のの比である、請求項26に記載のシステム。
- 前記キャパシタは、少なくとも1000のQを有する、請求項26に記載のシステム。
- 前記キャパシタは、真空キャパシタである、請求項26に記載のシステム。
- それに取り付けられた別のキャパシタを含まない第1のループアンテナを使用して、加えられた電力に基づいて指定された周波数において磁場を生成することと、
互いに関連づけられ、そして互いに電気的に接続されない前記第1のループアンテナと第2のループアンテナとの間で前記ワイヤレス電力の一部分を結合することと、
を備え、前記第2のループアンテナは、前記ループから分かれているキャパシタ要素を有し、前記第2のループアンテナは、前記第1の指定された周波数において共振値を有する、方法。 - 前記の第1のループアンテナと第2のループアンテナとは、両方ともに送信アンテナである、請求項34に記載の方法。
- 前記の結合することは、疎結合の変圧器カップリングを使用して結合すること、を備える、請求項34に記載の方法。
- 前記ループから分かれているキャパシタ要素を有する第1のループアンテナを使用して、加えられた電力に基づいて、指定された周波数において磁場を受信することと、なお前記第2のループアンテナは、前記指定された周波数において共振値を有する;
互いに関連づけられ、そして互いに電気的に接続されない前記の第1のループアンテナと第2のループアンテナとの間のワイヤレスに受信された磁場の一部分を結合することと、なお前記第2のループアンテナは、それに取り付けられた別のキャパシタを有さない;
DC出力を生成するために前記第2のループアンテナから出力を整流することと;
を備える方法。 - 前記の第1のループアンテナと第2のループアンテナとは、両方ともに送信アンテナである、請求項37に記載の方法。
- 前記の結合することは、疎結合の変圧器カップリングを使用して結合すること、を備える、請求項37に記載の方法。
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US95494107P | 2007-08-09 | 2007-08-09 | |
US60/954,941 | 2007-08-09 | ||
PCT/US2008/009572 WO2009023155A2 (en) | 2007-08-09 | 2008-08-11 | Increasing the q factor of a resonator |
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JP2013261802A Division JP2014096981A (ja) | 2007-08-09 | 2013-12-18 | ワイヤレスに電力供給および充電するためのシステムおよび方法 |
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JP2010536315A true JP2010536315A (ja) | 2010-11-25 |
JP2010536315A5 JP2010536315A5 (ja) | 2012-04-12 |
JP5697979B2 JP5697979B2 (ja) | 2015-04-08 |
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JP2013261802A Pending JP2014096981A (ja) | 2007-08-09 | 2013-12-18 | ワイヤレスに電力供給および充電するためのシステムおよび方法 |
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US (1) | US8482157B2 (ja) |
EP (1) | EP2176939B1 (ja) |
JP (2) | JP5697979B2 (ja) |
KR (2) | KR20100057632A (ja) |
CN (2) | CN101842962B (ja) |
WO (1) | WO2009023155A2 (ja) |
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US20120001492A9 (en) | 2012-01-05 |
CN101842962B (zh) | 2014-10-08 |
WO2009023155A3 (en) | 2009-05-28 |
CN103187629A (zh) | 2013-07-03 |
KR20100057632A (ko) | 2010-05-31 |
JP2014096981A (ja) | 2014-05-22 |
EP2176939A4 (en) | 2012-03-14 |
KR20130036071A (ko) | 2013-04-09 |
EP2176939A2 (en) | 2010-04-21 |
CN103187629B (zh) | 2016-08-24 |
CN101842962A (zh) | 2010-09-22 |
WO2009023155A2 (en) | 2009-02-19 |
EP2176939B1 (en) | 2017-09-13 |
US20090051224A1 (en) | 2009-02-26 |
US8482157B2 (en) | 2013-07-09 |
JP5697979B2 (ja) | 2015-04-08 |
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Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |