최소 단어 이상 선택하여야 합니다.
최대 10 단어까지만 선택 가능합니다.
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
DataON 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Edison 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0966880 (2004-10-15) |
발명자 / 주소 |
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출원인 / 주소 |
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인용정보 | 피인용 횟수 : 381 인용 특허 : 7 |
An apparatus for a wireless power supply including a mechanism for receiving a range of RF radiation across a collection of frequencies. The apparatus includes a mechanism for converting the RF radiation across the collection of frequencies, preferably at a same time into DC. A method for a wireless
An apparatus for a wireless power supply including a mechanism for receiving a range of RF radiation across a collection of frequencies. The apparatus includes a mechanism for converting the RF radiation across the collection of frequencies, preferably at a same time into DC. A method for a wireless power supply including the steps of receiving a range of RF radiation across a collection of frequencies. There is the step of converting the RF radiation across the collection of frequencies, preferably at a same time into DC.
What is claimed is: 1. An apparatus for a wireless power supply comprising: means for receiving a range of RF radiation across a collection of frequencies; and means for converting the RF radiation across the collection of frequencies into DC, the converting means includes an absorbing mechanism wh
What is claimed is: 1. An apparatus for a wireless power supply comprising: means for receiving a range of RF radiation across a collection of frequencies; and means for converting the RF radiation across the collection of frequencies into DC, the converting means includes an absorbing mechanism which is resonant for a desired band of RF spectrum. 2. An apparatus as described in claim 1 wherein the absorbing mechanism includes an inductor which is resonant for the desired band of RF spectrum. 3. An apparatus as described in claim 2 wherein the converting means includes a plurality of taps placed at points along the inductor to access the RF energy. 4. An apparatus as described in claim 3 wherein the tap points are calculated by matching the inductor's impedance to the desired band of RF spectrum. 5. An apparatus as described in claim 4 wherein the receiving means includes an antenna. 6. An apparatus as described in claim 5 wherein the converting means includes a rectifying mechanism which rectifies the RF energy and converts it into DC voltage. 7. An apparatus as described in claim 6 wherein the rectifying mechanism includes a plurality of diodes at each tap point which rectifies the RF energy and converts it into DC voltage. 8. An apparatus as described in claim 7 including a storage device for storing the DC voltage. 9. An apparatus as described in claim 8 wherein the antenna impedance is matched 1:1 with the inductor impedance. 10. An apparatus as described in claim 9 wherein the RF spectrum is between 60 Hz to 28 gigahertz. 11. A method for a wireless power supply comprising the steps of: receiving a range of RF radiation across a collection of frequencies; and converting the RF radiation across the collection of frequencies into DC, including the step of absorbing the energy. 12. A method as described in claim 11 wherein the absorbing step includes the step of absorbing the energy with an inductor. 13. A method as described in claim 12 wherein the converting step includes the step of accessing the absorbing energy with a plurality of taps on the inductor. 14. A method as described in claim 13 including the step of matching the inductor's impedance to a desired RF range. 15. A method as described in claim 14 wherein the converting step includes the step of rectifying energy available at each tap and converting it into DC voltages. 16. A method as described in claim 15 wherein the rectifying step includes the step of rectifying the energy available at each tap and converting it into DC voltages with diodes. 17. A method as described in claim 16 wherein the converting step includes the step of adding the DC voltages. 18. A method as described in claim 17 wherein the summing step includes the step of integrating the DC voltages among a series capacitor integrator. 19. A method as described in claim 18 including the step of storing the summed DC voltages. 20. A method as described in claim 19 including the step of using the stored DC voltages.
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