Method and apparatus for a self-powered RFID-readable pedometer
First Claim
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1. A method comprising:
- actuating a piezoelectric film to generate a plurality of deformation signals;
generating timing data using a real time clock;
recording data associated with the plurality of deformation signals and the timing data to a non-volatile memory;
receiving at least a portion of the recorded data from the non-volatile memory and transmitting at least a portion of the received data by a transceiver,receiving data from the transceiver at a reader; and
a processor to receive the data from the reader;
wherein the processor is configured to analyze the deformation signals generated by the plurality of devices;
analyzing the deformation signals by a processor; and
diagnosing a user'"'"'s gait based on the analyzed deformation signals.
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Abstract
A device, system and method for analyzing a user'"'"'s motion using a piezoelectric film to generate a plurality of deformation signals based upon an associated plurality of deformations, an EEPROM to record data associated with the plurality of deformation signals, and a transceiver to receive at least a portion of the recorded data from the EEPROM and to transmit data, wherein the analysis may determine an abnormality in the user'"'"'s gait.
29 Citations
25 Claims
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1. A method comprising:
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actuating a piezoelectric film to generate a plurality of deformation signals; generating timing data using a real time clock; recording data associated with the plurality of deformation signals and the timing data to a non-volatile memory; receiving at least a portion of the recorded data from the non-volatile memory and transmitting at least a portion of the received data by a transceiver, receiving data from the transceiver at a reader; and
a processor to receive the data from the reader;
wherein the processor is configured to analyze the deformation signals generated by the plurality of devices;analyzing the deformation signals by a processor; and diagnosing a user'"'"'s gait based on the analyzed deformation signals. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21)
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10. The method of 9, further comprising measuring a threshold voltage and wherein the threshold voltage is configured to discriminate between actual steps taken and shuffling of the feet.
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22. A device, comprising:
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a piezoelectric film to generate a plurality of deformation signals based upon an associated plurality of deformations; a real time clock to generate timing data; a non-volatile memory to record data associated with the plurality of deformation signals and the timing data; a transceiver to receive at least a portion of recorded data from the non-volatile memory and to transmit at least a portion of received data; and a processor to analyze the deformation signals to determine abnormalities in a user'"'"'s step, wherein the device is a pedometer or gait sensor. - View Dependent Claims (23)
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24. A system comprising a plurality of devices, each device comprising a piezoelectric film to generate a plurality of deformation signals based upon an associated plurality of deformations;
- a real time clock to generate timing data;
a non-volatile memory to record data associated with the plurality of deformation signals and the timing data; and
a transceiver to receive at least a portion of the recorded data from the non-volatile memory and to transmit at least a portion of the received data, a reader to receive data from the transceivers of the plurality of devices; and
a processor to receive the data from the reader;
wherein the processor is configured to analyze the deformation signals generated by the plurality of devices;
wherein system is configured to transmit data from the plurality of devices to a processor, analyze the deformation signals generated by the plurality of devices and diagnose a user'"'"'s gait. - View Dependent Claims (25)
- a real time clock to generate timing data;
Specification