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US 12,160,185 B2Granted
High surface area reverse electrowetting for a self powered wireless wearable motion sensor
AssigneeUniversity of North Texas
InventorsIfana Mahbub, Russell Reid, Pashupati R. Adhikari, Nishat T. Tasneem, Dipon K. Biswas
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Abstract
A motion sensor device comprises: a reverse electrowetting-on-dielectric (REWOD) generator configured to generate alternating current (AC) based on motion; a motion sensor configured to measure motion data; and a wireless motion sensor read-out circuit coupled to the REWOD generator and the motion sensor, the wireless motion sensor read-out circuit configured to transmit the motion data and operate on the AC from the REWOD generator.
Claims17
A wireless motion sensor read-out circuit comprising:
- a power input;
- a motion sensor input;
- a rectifier comprising a rectifier input and a rectifier output, the rectifier input coupled to the power input;
- a voltage regulator comprising a voltage regulator input and a voltage regulator output, the voltage regulator input coupled to the rectifier output;
- an amplifier comprising an amplifier input, an amplifier power port, and an amplifier output, the amplifier input coupled to the motion sensor input and the amplifier power port coupled to the voltage regulator output;
- an analog to digital converter (ADC) comprising an ADC input, an ADC power port, and an ADC output, the ADC input coupled to the amplifier output and the ADC power port coupled to the voltage regulator output;
- and
- a transmitter comprising a transmitter input, a transmitter power port, and an antenna, the transmitter input coupled to the ADC output and the transmitter power port coupled to the voltage regulator output.
5 more elements
Dependencies are inferred from the claim text.