Method and Apparatus for Powering Remote Devices
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Abstract
A method and apparatus for powering one or more remotely-situated devices. In accordance with some embodiments of the invention, energy is added (at a convenient location) to a medium that the remotely-situated devices are associated with (e.g., a medium that the remotely-situated devices are sensing, controlling, alarming, etc). The energy is removed from the medium near to the remotely-situated devices. If required, the energy is converted to a form that is useable by the remotely-situated device. The removed energy is delivered to the remotely-situated devices and is used by them to perform an action that is associated with the medium (e.g., sensing a characteristic of the medium, controlling a characteristic of the medium, providing an alarm responsive to a value of a characteristic of the medium, etc.
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Citations
24 Claims
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1-20. -20. (canceled)
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21. A method comprising:
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adding energy to an actively-transported medium, wherein; the medium is not used to power a device; the energy is in a first form; and the energy is added at a first location; transporting the energy via the medium to a second location; withdrawing the energy at the second location; delivering the energy to a device, wherein the device uses the energy to perform an action that is associated with the medium. - View Dependent Claims (22, 23, 24)
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Specification