Hybrid power harvesting and method
First Claim
Patent Images
1. A system, comprising:
- a transmitter configured to wirelessly transmit a first type of energy and a second type of energy different from the first type of energy; and
a receiver including a near field antenna and a far field antenna, the near field antenna configured to receive the first type of energy wirelessly transmitted from the transmitter, the far field antenna configured to receive the second type of energy wirelessly transmitted from the transmitter,the receiver including a first rectification circuit and a second rectification circuit, the first rectification circuit configured to convert the first type of energy received by the near field antenna into usable energy, the second rectification circuit configured to convert the second type of energy received by the far field antenna into usable energy,the near field antenna having an impedance value such that operation of the near field antenna does not interfere with operation of the far field antenna, the impedance value of the near field antenna being associated with impedance matching of the far field antenna to the second rectification circuit, the far field antenna having an impedance value such that operation of the far field antenna does not interfere with operation of the near field antenna, the impedance value of the far field antenna being associated with impedance matching of the near field antenna to the first rectification circuit.
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Abstract
A system of providing energy includes a transmitter for sending wirelessly a first type of energy and at least a second type of energy different from the first type of energy. The system includes a receiver for receiving wirelessly the first type of energy and converting it to usable energy. A transmitter for transmitting power wirelessly. A receiver for receiving wirelessly transmitted power. A method for providing energy.
333 Citations
48 Claims
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1. A system, comprising:
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a transmitter configured to wirelessly transmit a first type of energy and a second type of energy different from the first type of energy; and a receiver including a near field antenna and a far field antenna, the near field antenna configured to receive the first type of energy wirelessly transmitted from the transmitter, the far field antenna configured to receive the second type of energy wirelessly transmitted from the transmitter, the receiver including a first rectification circuit and a second rectification circuit, the first rectification circuit configured to convert the first type of energy received by the near field antenna into usable energy, the second rectification circuit configured to convert the second type of energy received by the far field antenna into usable energy, the near field antenna having an impedance value such that operation of the near field antenna does not interfere with operation of the far field antenna, the impedance value of the near field antenna being associated with impedance matching of the far field antenna to the second rectification circuit, the far field antenna having an impedance value such that operation of the far field antenna does not interfere with operation of the near field antenna, the impedance value of the far field antenna being associated with impedance matching of the near field antenna to the first rectification circuit. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32)
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33. A system, comprising:
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a transmitter configured to wirelessly transmit of near field magnetic energy signals and a far field electromagnetic energy signal; and a receiver including a single antenna having a first component configured to capture magnetic energy and a second component configured to capture electromagnetic energy, the first component configured to receive the near field magnetic energy signal transmitted from the transmitter from a first port of the single antenna, the second component configured to receive the far field electromagnetic energy signal transmitted from the transmitter from a second port of the single antenna, the receiver including a plurality of filters configured to electrically isolate the first port of the single antenna from the second port of the single antenna, the receiver configured to convert the near field magnetic energy signal and the far field electromagnetic energy signal into usable energy. - View Dependent Claims (34, 35, 36, 37, 38)
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39. A system, comprising:
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a transmitter configured to wirelessly transmit a first type of energy and a second type of energy different from the first type of energy; and a receiver including a single antenna having a first component configured to capture magnetic energy and a second component configured to capture electromagnetic energy, the first component configured to receive, from a single port of the single antenna, the first type of energy wirelessly transmitted from the transmitter, the second component configured to receive, from the single port of the single antenna, the second type of energy wirelessly transmitted from the transmitter, the second component including a dipole, the first component including a coil wound around at least a portion of the dipole, the receiver configured to convert the first type of energy received and the second type of energy received into usable energy. - View Dependent Claims (40, 41, 42, 43, 44, 45, 46, 47, 48)
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Specification