KR101168619B1 - 무선 전력공급 장치 및 방법 - Google Patents
무선 전력공급 장치 및 방법 Download PDFInfo
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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
- H01Q7/005—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 with variable reactance for tuning the antenna
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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
- H02J50/10—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
- 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
-
- 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
- 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
- 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
-
- 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
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
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- Near-Field Transmission Systems (AREA)
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
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Abstract
Description
도 2 는 FCC 곡선 (200) 및 EN 곡선 (202) 을 갖는 최대 H 필드의 플롯을 도시한 도면이다.
도 3 은 일 실시형태의 에어 루프 안테나를 도시한 도면이다.
도 4 는 튜닝 회로 (400) 로 형성된 직렬-공진 회로의 개략도이다.
도 5 는 안테나의 제 2 실시형태를 도시한 도면이다.
도 6 은 다수의 상이한 주파수에 대한 Q 대 주파수의 플롯을 도시한 도면이다.
도 7 은 안테나의 제 2 실시형태를 도시하는 도면이다.
도 8 은 용량성인 경우에 대한 안테나의 등가 회로이다.
Claims (18)
- 무선 필드를 통해 전력을 수신하고 전력을 부하에 전달하는 장치로서,
상기 부하에 커플링된 제 1 안테나 회로로서, 상기 제 1 안테나 회로는 반경 (R) 및 턴 수 (N) 을 갖는 제 1 안테나를 포함하고 상기 무선 필드를 통해 제 2 안테나 회로에 의해 송신된 송신 전력 레벨에 대응하는 전력을 수신하도록 구성되며, 상기 수신된 전력은 상기 반경 (R) 의 제곱에 비례하는, 상기 제 1 안테나에서의 유도된 전압을 생성하고, 상기 제 1 안테나 회로는 상기 유도된 전압에 대응하는 전력 레벨에서 상기 부하에 전력을 제공하도록 구성되는, 상기 제 1 안테나 회로; 및
상기 제 1 안테나 회로에 커플링되며, 상기 제 1 안테나의 상기 반경 (R) 또는 상기 턴 수 (N) 중 적어도 하나를 조정하도록 구성된 제어기를 포함하는, 장치. - 제 1 항에 있어서,
상기 제 1 안테나는 루프 안테나를 포함하는, 장치. - 제 1 항에 있어서,
상기 제 1 안테나에서의 상기 유도된 전압은 N 에 비례하는, 장치. - 제 1 항에 있어서,
상기 제어기는 상기 반경 (R) 을 조정하도록 구성되는, 장치. - 제 1 항에 있어서,
상기 제어기는 상기 제 1 안테나의 연장 또는 수축을 야기하는 열 효과를 통해 상기 반경 (R) 을 조정하도록 구성되는, 장치. - 제 1 항에 있어서,
상기 제어기는 상기 턴 수 (N) 를 조정하도록 구성되는, 장치. - 무선 필드를 통해 전력을 수신하고 전력을 부하에 전달하는 방법으로서,
제 1 안테나 회로를 상기 부하에 커플링하는 단계로서, 상기 제 1 안테나 회로는 반경 (R) 및 턴 수 (N) 을 갖는 제 1 안테나를 포함하는, 상기 커플링하는 단계;
상기 무선 필드를 통해 제 2 안테나 회로에 의해 송신된 송신 전력 레벨에 대응하는 전력을 상기 제 1 안테나 회로에서 수신하는 단계로서, 상기 수신된 전력은 상기 반경 (R) 의 제곱에 비례하는, 상기 제 1 안테나에서의 유도된 전압을 생성하는, 상기 수신하는 단계;
상기 유도된 전압에 대응하는 전력 레벨에서 상기 부하에 상기 제 1 안테나 회로로부터 전력을 제공하는 단계; 및
제어기를 통해 상기 제 1 안테나의 상기 반경 (R) 또는 상기 턴 수 (N) 중 적어도 하나를 조정하는 단계를 포함하는, 방법. - 제 7 항에 있어서,
상기 제 1 안테나 회로를 상기 부하에 커플링하는 단계는 루프 안테나를 포함하는 제 1 안테나 회로를 상기 부하에 커플링하는 단계를 포함하는, 방법. - 제 7 항에 있어서,
상기 제 1 안테나에서의 상기 유도된 전압은 N 에 비례하는, 방법. - 제 7 항에 있어서,
상기 제 1 안테나 회로를 상기 부하에 커플링하는 단계는 제 1 안테나를 포함하는 제 1 안테나 회로를 상기 부하에 커플링하는 단계를 포함하며,
상기 제 1 안테나는 조정가능한 반경을 갖는, 방법. - 제 10 항에 있어서,
상기 제 1 안테나의 상기 반경은 상기 제 1 안테나의 연장 또는 수축을 야기하는 열 효과를 통해 조정가능한, 방법. - 제 7 항에 있어서,
상기 제 1 안테나 회로를 상기 부하에 커플링하는 단계는 제 1 안테나를 포함하는 제 1 안테나 회로를 상기 부하에 커플링하는 단계를 포함하며,
상기 제 1 안테나는 조정가능한 턴 수를 갖는, 방법. - 무선 필드를 통해 전력을 수신하고 전력을 부하에 전달하는 장치로서,
상기 부하에 커플링된 제 1 안테나 회로로서, 상기 제 1 안테나 회로는 반경 (R) 및 턴 수 (N) 을 갖는 제 1 안테나를 포함하고 상기 무선 필드를 통해 제 2 안테나 회로에 의해 송신된 송신 전력 레벨에 대응하는 전력을 수신하도록 구성되며, 상기 수신된 전력은 상기 반경 (R) 의 제곱에 비례하는, 상기 제 1 안테나에서의 유도된 전압을 생성하고, 상기 제 1 안테나 회로는 상기 유도된 전압에 대응하는 전력 레벨에서 상기 부하에 전력을 제공하도록 구성되는, 상기 제 1 안테나 회로; 및
상기 제 1 안테나의 상기 반경 (R) 또는 상기 턴 수 (N) 중 적어도 하나를 조정하는 수단을 포함하는, 장치. - 제 13 항에 있어서,
상기 제 1 안테나는 루프 안테나를 포함하는, 장치. - 제 13 항에 있어서,
상기 제 1 안테나에서의 상기 유도된 전압은 N 에 비례하는, 장치. - 제 13 항에 있어서,
상기 조정하는 수단은 상기 반경 (R) 을 조정하도록 구성되는, 장치. - 제 13 항에 있어서,
상기 조정하는 수단은 상기 제 1 안테나의 연장 또는 수축을 야기하는 열 효과를 통해 상기 반경 (R) 을 조정하도록 구성되는, 장치. - 제 13 항에 있어서,
상기 조정하는 수단은 상기 턴 수 (N) 를 조정하도록 구성되는, 장치.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US90462807P | 2007-03-02 | 2007-03-02 | |
| US60/904,628 | 2007-03-02 | ||
| US12/018,069 | 2008-01-22 | ||
| US12/018,069 US9774086B2 (en) | 2007-03-02 | 2008-01-22 | Wireless power apparatus and methods |
| PCT/US2008/055600 WO2008109489A2 (en) | 2007-03-02 | 2008-03-03 | Wireless power apparatus and methods |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020097020681A Division KR20090118094A (ko) | 2007-03-02 | 2008-03-03 | 무선 전력공급 장치 및 방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20110110862A KR20110110862A (ko) | 2011-10-07 |
| KR101168619B1 true KR101168619B1 (ko) | 2012-08-01 |
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| KR1020137012683A Ceased KR20130060372A (ko) | 2007-03-02 | 2008-03-03 | 무선 전력공급 장치 및 방법 |
| KR1020127031791A Active KR101375883B1 (ko) | 2007-03-02 | 2008-03-03 | 무선 전력공급 장치 및 방법 |
| KR1020147015215A Ceased KR20140080558A (ko) | 2007-03-02 | 2008-03-03 | 무선 전력공급 장치 및 방법 |
| KR1020097020681A Withdrawn KR20090118094A (ko) | 2007-03-02 | 2008-03-03 | 무선 전력공급 장치 및 방법 |
| KR1020117021566A Active KR101168619B1 (ko) | 2007-03-02 | 2008-03-03 | 무선 전력공급 장치 및 방법 |
| KR1020117021567A Expired - Fee Related KR101234924B1 (ko) | 2007-03-02 | 2008-03-03 | 무선 전력공급 장치 및 방법 |
| KR1020127015407A Active KR101312193B1 (ko) | 2007-03-02 | 2008-03-03 | 무선 전력공급 장치 및 방법 |
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| KR1020137012683A Ceased KR20130060372A (ko) | 2007-03-02 | 2008-03-03 | 무선 전력공급 장치 및 방법 |
| KR1020127031791A Active KR101375883B1 (ko) | 2007-03-02 | 2008-03-03 | 무선 전력공급 장치 및 방법 |
| KR1020147015215A Ceased KR20140080558A (ko) | 2007-03-02 | 2008-03-03 | 무선 전력공급 장치 및 방법 |
| KR1020097020681A Withdrawn KR20090118094A (ko) | 2007-03-02 | 2008-03-03 | 무선 전력공급 장치 및 방법 |
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| JP2001238372A (ja) * | 2000-02-24 | 2001-08-31 | Nippon Telegr & Teleph Corp <Ntt> | 電力伝送システム、電磁場発生装置及び電磁場受信装置 |
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