Wireless Energy Transfer System
First Claim
1. A wireless energy transfer system, comprising:
- a first wireless energy transfer unit having at least one resonant frequency, said first wireless energy transfer unit including a first coil magnetically coupled to a first wireless energy transfer cell, said first wireless energy transfer cell comprising a first LC resonant tank including a first conductor coil coupled to at least one first insulator, wherein said at least one first insulator forms a part of at least one capacitor of said first LC resonant tank;
a second wireless energy transfer unit having said at least one resonant frequency, said second wireless energy transfer unit including a second coil magnetically coupled to a second wireless energy transfer cell, said second wireless energy transfer cell comprising a second LC resonant tank including a second conductor coil coupled to at least one second insulator, wherein said at least one second insulator forms a part of at least one capacitor of said second LC resonant tank; and
a load;
wherein said first coil receives first electromagnetic wave energy, wherein in response to receipt of said first electromagnetic wave energy and through the magnetic coupling between said first coil and said first wireless energy transfer cell said first wireless energy transfer cell is caused to generate second electromagnetic wave energy, wherein said second wireless energy transfer cell receives said second electromagnetic wave energy, wherein in response to receipt of said second electromagnetic wave energy and through the magnetic coupling between said second wireless energy transfer cell and said second coil said second coil is caused to provide third electromagnetic wave energy to said load.
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Accused Products
Abstract
A wireless energy transfer system includes a first energy transfer unit having at least one resonant frequency, a second energy transfer unit having the at least one resonant frequency, and a load. The first wireless energy transfer unit includes a first coil magnetically coupled to a first wireless energy transfer cell, and the second wireless energy transfer unit includes a second coil magnetically coupled to a second wireless energy transfer cell. The first coil receives first energy and through the magnetic coupling between the first coil and the first wireless energy transfer cell, the first wireless energy transfer cell is caused to generate second energy, wherein the second wireless energy transfer cell receives the second energy and through the magnetic coupling between the second wireless energy transfer cell and the second coil, the second coil is caused to provide third electromagnetic wave energy to the load.
166 Citations
59 Claims
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1. A wireless energy transfer system, comprising:
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a first wireless energy transfer unit having at least one resonant frequency, said first wireless energy transfer unit including a first coil magnetically coupled to a first wireless energy transfer cell, said first wireless energy transfer cell comprising a first LC resonant tank including a first conductor coil coupled to at least one first insulator, wherein said at least one first insulator forms a part of at least one capacitor of said first LC resonant tank; a second wireless energy transfer unit having said at least one resonant frequency, said second wireless energy transfer unit including a second coil magnetically coupled to a second wireless energy transfer cell, said second wireless energy transfer cell comprising a second LC resonant tank including a second conductor coil coupled to at least one second insulator, wherein said at least one second insulator forms a part of at least one capacitor of said second LC resonant tank; and a load; wherein said first coil receives first electromagnetic wave energy, wherein in response to receipt of said first electromagnetic wave energy and through the magnetic coupling between said first coil and said first wireless energy transfer cell said first wireless energy transfer cell is caused to generate second electromagnetic wave energy, wherein said second wireless energy transfer cell receives said second electromagnetic wave energy, wherein in response to receipt of said second electromagnetic wave energy and through the magnetic coupling between said second wireless energy transfer cell and said second coil said second coil is caused to provide third electromagnetic wave energy to said load. - View Dependent Claims (2, 3, 30, 31)
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4. A wireless energy transfer unit having at least one resonant frequency, comprising:
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an energy coupling/extraction coil; and a wireless energy transfer cell magnetically coupled to said energy coupling/extraction coil, said wireless energy transfer cell comprising an LC resonant tank including a conductor coil coupled to at least one insulator, wherein said at least one insulator forms a part of at least one capacitor of said LC resonant tank. - View Dependent Claims (5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24)
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25. A wireless energy transfer system, comprising:
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a transmitter wireless energy transfer unit having at least one resonant frequency, said transmitter wireless energy transfer unit including a first coil magnetically coupled to a first wireless energy transfer cell, said first wireless energy transfer cell comprising a first LC resonant tank including a first conductor coil coupled to at least one first insulator, wherein said at least one first insulator forms a part of at least one capacitor of said first LC resonant tank; a receiver wireless energy transfer unit having said at least one resonant frequency, said receiver wireless energy transfer unit including a second coil magnetically coupled to a second wireless energy transfer cell, said second wireless energy transfer cell comprising a second LC resonant tank including a second conductor coil coupled to at least one second insulator, wherein said at least one second insulator forms a part of at least one capacitor of said first LC resonant tank; a number of relay units, each relay unit having a relay wireless energy transfer cell comprising a relay LC resonant tank including a relay conductor coil coupled to at least one relay insulator, wherein said at least one relay insulator forms a part of at least one capacitor of said relay LC resonant tank; and a load; wherein said first coil receives first electromagnetic wave energy, wherein in response to receipt of said first electromagnetic wave energy and through the magnetic coupling between said first coil and said first wireless energy transfer cell said first wireless energy transfer cell is caused to generate second electromagnetic wave energy, wherein said number of relay units in response to receipt of said second electromagnetic wave energy cause third electromagnetic wave energy to be generated, wherein said second wireless energy transfer cell receives said third electromagnetic wave energy, wherein in response to receipt of said third electromagnetic wave energy and through the magnetic coupling between said second wireless energy transfer cell and said second coil said second coil is caused to provide fourth electromagnetic wave energy to said load. - View Dependent Claims (26, 27, 28, 29)
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32. A wireless energy transfer method, comprising:
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receiving first electromagnetic wave energy in a first conductor having a resonant frequency, said first electromagnetic wave energy resonating at said resonant frequency; in response to receiving said first electromagnetic wave energy, causing a first wireless energy transfer cell to generate second electromagnetic wave energy resonating at said resonant frequency through magnetic coupling between said first conductor and said first wireless energy transfer cell, said first wireless energy transfer cell comprising a first LC resonant tank including a first conductor coil coupled to at least one first insulator, wherein said at least one first insulator forms a part of at least one capacitor of said first LC resonant tank; receiving said second electromagnetic wave energy in a second wireless energy transfer cell, said second wireless energy transfer cell comprising a second LC resonant tank including a second conductor coil coupled to at least one second insulator, wherein said at least one second insulator forms a part of at least one capacitor of said second LC resonant tank; and in response to receiving said second electromagnetic wave energy, causing a second conductor to provide third electromagnetic wave energy to a load through magnetic coupling between said second wireless energy transfer cell and said second conductor. - View Dependent Claims (33, 34, 35)
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36. A wireless sensor network, comprising:
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a first wireless energy transfer unit having at least one resonant frequency, said first wireless energy transfer unit including a first coil magnetically coupled to a first wireless energy transfer cell, said first wireless energy transfer cell comprising a first LC resonant tank including a first conductor coil coupled to at least one first insulator, wherein said at least one first insulator forms a part of at least one capacitor of said first LC resonant tank; a second wireless energy transfer unit having said at least one resonant frequency, said second wireless energy transfer unit including a second coil magnetically coupled to a second wireless energy transfer cell, said second wireless energy transfer cell comprising a second LC resonant tank including a second conductor coil coupled to at least one second insulator, wherein said at least one second insulator forms a part of at least one capacitor of said second LC resonant tank; and a sensor coupled to said second coil; wherein said first coil receives first electromagnetic wave energy, wherein in response to receipt of said first electromagnetic wave energy and through the magnetic coupling between said first coil and said first wireless energy transfer cell said first wireless energy transfer cell is caused to generate second electromagnetic wave energy, wherein said second wireless energy transfer cell receives said second electromagnetic wave energy, wherein in response to receipt of said second electromagnetic wave energy and through the magnetic coupling between said second wireless energy transfer cell and said second coil said second coil is caused to provide third electromagnetic wave energy to said sensor, wherein said third electromagnetic energy is used to provide power to said sensor. - View Dependent Claims (37, 38, 39, 40, 41, 42, 43)
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44. A wireless energy transfer unit having at least one resonant frequency, comprising:
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an energy coupling/extraction conductor; and a multi-layer wireless energy transfer cell magnetically coupled to said energy coupling/extraction conductor, said multi-layer wireless energy transfer cell comprising; a top layer and a bottom layer, said top layer and said bottom layer being made of a magneto-electric material that produces an electric field when exposed to a magnetic field; a first conductor layer forming a first electrode positioned adjacent to said top layer; a second conductor layer forming a second electrode positioned adjacent to said bottom layer; and a central layer positioned between said first conductor layer and said second conductor layer, said central layer being made of a piezoelectric material which resonates in response to an electric field being applied thereto by said first conductor layer and said second conductor layer.
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45. A wireless energy transfer unit having at least one resonant frequency, comprising:
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an energy coupling/extraction conductor; and a multi-layer wireless energy transfer cell magnetically coupled to said energy coupling/extraction conductor, said multi-layer wireless energy transfer cell comprising; a first coil element including a first insulator layer and a first conductor coil provided on said first insulator layer, said first conductor coil including a plurality of first crisscrossing portions along a length thereof such that a first beginning and a first end of said first conductor coil are positioned adjacent to one another; a second coil element including a second insulator layer and a second conductor coil provided on said second insulator layer, said second conductor coil including a plurality of second crisscrossing portions along a length thereof such that a second beginning and a second end of said second conductor coil are positioned adjacent to one another; and an insulator element made of an insulating material provided between said first coil element and said second coil element; wherein said first coil element and said second coil element are electrically connected to one another. - View Dependent Claims (46, 47, 48, 49, 50, 51, 52, 53, 54)
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55. A wireless energy transfer unit having at least one resonant frequency, comprising:
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an energy coupling/extraction conductor; and a multi-layer cylindrical wireless energy transfer cell magnetically coupled to said energy coupling/extraction conductor, said multi-layer cylindrical wireless energy transfer cell comprising; an inner cylindrical insulator; a first spiral conductor coil provided on a surface of said inner cylindrical insulator; an insulator layer provided on top of said first spiral conductor coil; and a second spiral conductor coil provided on a surface of said insulator layer, said second spiral conductor coil being electrically connected to said first spiral conductor coil. - View Dependent Claims (56, 57, 58, 59)
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Specification