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US 9,287,936 B2Granted
Wireless power transfer to embedded sensors
AssigneeUniversity of South Carolina
InventorsMohammod Ali, Juan Caicedo, Xiaohua Jin
Life of this patent
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Abstract
In certain embodiments of the present disclosure, a wireless sensor system is described. The wireless sensor system includes a near-field wireless power transfer component, at least one measurement sensor, and an antenna. The antenna is in communication with the measurement sensor and can transmit measurements from the measurement sensor. The near-field wireless power transfer component can wirelessly receive power to operate the measurement sensor.
Claims14
A wireless sensor system comprising:
- internal components configured for locating within a structure, the internal components comprising at least one measurement sensor, an antenna configured for communication with the at least one measurement sensor and for transmitting measurements from the at least one measurement sensor, a wireless transceiver, a micro-controller, a memory, a battery configured to power one or more of the internal components, and a wireless receive coil configured for recharging the battery in response to a magnetic field;
- and
- external components configured for locating external to the structure, the external components comprising a power source, an oscillator in communication with the power source, and a transmit coil in communication with the oscillator, the transmit coil being configured for generating the magnetic field.
Dependencies are inferred from the claim text.