Kinetic harvesting frequency optimizer
First Claim
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1. An apparatus comprising:
- a kinetic energy scavenger mechanism configured to harvest energy from a movement of a portable device, wherein the kinetic energy scavenger mechanism comprises at least one piezo member; and
a frequency tuning system connected to the kinetic energy scavenger system, wherein the frequency tuning system is configured to tune a harvesting frequency of the at least one piezo member based on, at least partially, a characterization of the movement of the portable device.
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Abstract
Disclosed herein is an apparatus. The apparatus includes a kinetic energy scavenger mechanism and a frequency tuning system. The kinetic energy scavenger mechanism is configured to harvest energy from a movement of a portable device. The kinetic energy scavenger mechanism includes at least one piezo member. The frequency tuning system is connected to the kinetic energy scavenger system. The frequency tuning system is configured to tune a harvesting frequency of the at least one piezo member based on, at least partially, a characterization of the movement of the portable device.
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Citations
35 Claims
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1. An apparatus comprising:
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a kinetic energy scavenger mechanism configured to harvest energy from a movement of a portable device, wherein the kinetic energy scavenger mechanism comprises at least one piezo member; and a frequency tuning system connected to the kinetic energy scavenger system, wherein the frequency tuning system is configured to tune a harvesting frequency of the at least one piezo member based on, at least partially, a characterization of the movement of the portable device. - View Dependent Claims (2, 3, 4, 5, 6)
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7. An apparatus comprising:
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a housing; electronic circuitry in the housing; and an energy harvesting system proximate the housing, wherein the energy harvesting system comprises a kinetic member and a frequency tuning system, and wherein the frequency tuning system is configured to change a stiffness of the kinetic member based on, at least partially, a predicted movement pattern of the housing. - View Dependent Claims (8, 9, 10, 11, 12, 13, 14, 15, 16, 17)
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18. A method comprising:
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providing a housing; installing electronic circuitry in the housing; and providing an energy harvesting system proximate the housing, wherein the energy harvesting system comprises at least one piezo member and a frequency tuning system, and wherein the frequency tuning system is configured to tune a harvesting frequency of the at least one piezo member based on an operation mode of a portable device. - View Dependent Claims (19, 20, 21)
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22. A method comprising:
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detecting movements of a portable device; analyzing the detected movements; and determining an environment of the portable device based on, at least partially, the analyzed detected movements. - View Dependent Claims (23, 24)
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25. A method comprising:
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sensing movements of a portable device; characterizing the sensed movements; and changing a stiffness of a kinetic energy harvesting member based on, at least partially, the characterization of the sensed movements. - View Dependent Claims (26, 27, 28, 29, 30)
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31. A program storage device readable by a machine, tangibly embodying a program of instructions executable by the machine for performing operations to tune a frequency of an energy harvesting system, the operations comprising:
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detecting a movement pattern of a portable device; determining a frequency corresponding to the detected movement pattern; and applying a voltage to a piezo member based on, at least partially, the determined frequency. - View Dependent Claims (32, 33, 34, 35)
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Specification