IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0283822
(2011-10-28)
|
등록번호 |
US-8441154
(2013-05-14)
|
발명자
/ 주소 |
- Karalis, Aristeidis
- Kurs, Andre B.
- Campanella, Andrew J.
- Schatz, David A.
- Lou, Herbert Toby
- Kesler, Morris P.
- Hall, Katherine L.
- Kulikowski, Konrad
- Giler, Eric R.
- Fiorello, Ron
- Soljacic, Marin
|
출원인 / 주소 |
|
대리인 / 주소 |
GTC Law Group LLP & Affiliates
|
인용정보 |
피인용 횟수 :
140 인용 특허 :
119 |
초록
▼
A mobile wireless receiver for use with a first electromagnetic resonator coupled to a power supply and a second electromagnetic resonator coupled to at least one of a power supply and the first electromagnetic resonator. The mobile wireless receiver includes a load associated with an outdoor lighti
A mobile wireless receiver for use with a first electromagnetic resonator coupled to a power supply and a second electromagnetic resonator coupled to at least one of a power supply and the first electromagnetic resonator. The mobile wireless receiver includes a load associated with an outdoor lighting unit that draws energy from the load to power a light source associated with the outdoor lighting unit, and a third electromagnetic resonator configured to be coupled to the load and movable relative to at least one of the first electromagnetic resonator and the second electromagnetic resonator, wherein the third resonator is configured to be wirelessly coupled to at least one of the first electromagnetic resonator and the second electromagnetic resonator to provide resonant, non-radiative wireless power to the third electromagnetic resonator from at least one of the first electromagnetic resonator and the second electromagnetic resonator.
대표청구항
▼
1. A mobile wireless receiver for use with a first electromagnetic resonator coupled to a power supply and a second electromagnetic resonator coupled to at least one of a power supply and the first electromagnetic resonator, the first electromagnetic resonator having a mode with a resonant frequency
1. A mobile wireless receiver for use with a first electromagnetic resonator coupled to a power supply and a second electromagnetic resonator coupled to at least one of a power supply and the first electromagnetic resonator, the first electromagnetic resonator having a mode with a resonant frequency ω1, an intrinsic loss rate Γ1, and a first Q-factor Q1=ω1/2Γ1 and the second electromagnetic resonator having a mode with a resonant frequency ω2, an intrinsic loss rate Γ2, and a second Q-factor Q2=ω2/2Γ2, the mobile wireless receiver comprising: a load associated with an outdoor lighting unit that draws energy from the load to power a light source associated with the outdoor lighting unit; anda third electromagnetic resonator configured to be coupled to the load and movable relative to at least one of the first electromagnetic resonator and the second electromagnetic resonator, the third resonator having a mode with a resonant frequency ω3, an intrinsic loss rate Γ3, and a third Q-factor Q3=ω3/2Γ3,wherein the third resonator is configured to be wirelessly coupled to at least one of the first electromagnetic resonator and the second electromagnetic resonator to provide resonant, non-radiative wireless power to the third electromagnetic resonator from at least one of the first electromagnetic resonator and the second electromagnetic resonator with a wireless energy transfer rate κ, andwherein the square root of the product of Q3 with at least one of Q1 and Q2 is greater than 100. 2. The wireless receiver of claim 1, wherein the lighting unit is an LED lighting unit. 3. The wireless receiver of claim 1, wherein the lighting unit is an incandescent lighting unit. 4. The wireless receiver of claim 1, wherein the lighting unit is a landscape lighting unit. 5. The wireless receiver of claim 1, wherein the non-radiative wireless power is delivered over a distance greater than the diameter of at least one of the electromagnetic resonators. 6. The wireless receiver of claim 1, wherein the second electromagnetic resonator transfers power originating from the first electromagnetic resonator to the third electromagnetic resonator. 7. The wireless receiver of claim 1, wherein the lighting unit further comprises at least one of a battery and an energy storage unit. 8. The wireless receiver of claim 1, wherein the wireless power at least one of charges a battery and powers the lighting source. 9. The wireless receiver of claim 1, wherein the power supply is tunable. 10. The wireless receiver of claim 1, wherein the power supply is coupled to the first electromagnetic resonator using a wired connection. 11. A power source for wirelessly providing power to a mobile wireless receiver, the power source comprising: a power supply configured to be placed remote from an outdoor lighting unit; anda first electromagnetic resonator coupled to the power supply and having a mode with a resonant frequency ω1, an intrinsic loss rate Γ1, and a first Q-factor Q1=ω1/2Γ1,wherein the first electromagnetic resonator is configured to be wirelessly coupled to at least one of a second electromagnetic resonator and a third electromagnetic resonator to provide non-radiative wireless power to at least one of the second electromagnetic resonator and the third electromagnetic resonator, the second electromagnetic resonator having a mode with a resonant frequency ω2, an intrinsic loss rate Γ2, and a second Q-factor Q2=ω2/2Γ2 and the third resonator having a mode with a resonant frequency ω3, an intrinsic loss rate Γ3, and a third Q-factor Q3=ω3/2Γ3,wherein at least one of the second and third electromagnetic resonators is coupled to a load associated with the outdoor lighting unit that draws energy from the load to power a light source associated with the outdoor lighting unit and is moveable relative to the first electromagnetic resonator,wherein the square root of the product of Q1 with at least one of Q2 and Q3 is greater than 100. 12. The power source of claim 11, wherein the lighting unit is an LED lighting unit. 13. The power source of claim 11, wherein the lighting unit is an incandescent lighting unit. 14. The power source of claim 11, wherein the lighting unit is a landscape lighting unit. 15. The power source of claim 11, wherein the non-radiative wireless power is delivered over a distance greater than the diameter of at least one of the electromagnetic resonators. 16. The power source of claim 11, wherein the second electromagnetic resonator transfers power originating from the first electromagnetic resonator to the third electromagnetic resonator. 17. The power source of claim 11, wherein the lighting unit further comprises at least one of a battery and an energy storage unit. 18. The power source of claim 11, wherein the wireless power at least one of charges a battery and powers the lighting source. 19. The power source of claim 11, wherein the power supply is tunable. 20. The power source of claim 11, wherein the power supply is coupled to the first electromagnetic resonator using a wired connection. 21. A mobile wireless power system, comprising: a first electromagnetic resonator having a mode with a resonant frequency ω1, an intrinsic loss rate Γ1, and a first Q-factor Q1=ω1/2Γ1;a second electromagnetic resonator having a mode with a resonant frequency ω2, an intrinsic loss rate Γ2, and a second Q-factor Q2=ω2/2Γ2; anda third electromagnetic resonator having a mode with a resonant frequency ω3, an intrinsic loss rate Γ3, and a third Q-factor Q3=ω3/2Γ3;wherein at least one of the electromagnetic resonators is coupled to a power supply and at least one of the electromagnetic resonators is coupled to a load associated with the outdoor lighting unit that draws energy from the load to power a light source associated with an outdoor lighting unit;wherein at least two of the electromagnetic resonators are moveable relative to each other while transferring power; andwherein the square root of the product of at least two of the respective Q factors is greater than 100. 22. The wireless power system of claim 21, wherein the lighting unit is an LED lighting unit. 23. The wireless power system of claim 21, wherein the lighting unit is an incandescent lighting unit. 24. The wireless power system of claim 21, wherein the lighting unit is a landscape lighting unit. 25. The wireless power system of claim 21, wherein the non-radiative wireless power is delivered over a distance greater than the diameter of at least one of the electromagnetic resonators. 26. The wireless power system of claim 21, wherein the second electromagnetic resonator transfers power originating from the first electromagnetic resonator to the third electromagnetic resonator. 27. The wireless power system of claim 21, wherein the lighting unit further comprises at least one of a battery and an energy storage unit. 28. The wireless power system of claim 21, wherein the wireless power at least one of charges a battery and powers the lighting source. 29. The wireless power system of claim 21, wherein the power supply is tunable. 30. The wireless power system of claim 21, wherein the power supply is coupled to the first electromagnetic resonator using a wired connection.
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