DETECTION DEVICE, DETECTION SYSTEM, GAIT MEASUREMENT SYSTEM, DETECTION METHOD, AND RECORDING MEDIUM
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United States of America
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Issued Date -
Apr 10, 2025
app pub date -
Feb 17, 2022
filing date -
Feb 17, 2022
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Abstract
A detection device that includes an acquisition unit that acquires data including a dorsiflexion peak time, a plantarflexion peak time, and travel direction acceleration acquired from sensor data regarding a movement of a foot, a candidate detection unit that detects, as a candidate time for heel strike, a time of a feature signal point extracted from time-series data of the travel direction acceleration in an investigation time period starting from an acceleration peak time detected from the travel direction acceleration based on the dorsiflexion peak time, and an output unit that outputs the detected candidate time as a heel strike time.
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