METHOD AND SYSTEM FOR ASSESSING ATHLETIC PERFORMANCE
First Claim
1. A system for assessing athletic performance, the system comprising:
- a mounting device wearable by an athlete;
a sensing device attachable to the mounting device, the sensing device comprising;
a plurality of acceleration sensors for measuring acceleration data along three local axes during an athletic test to produce at least three acceleration signals;
a plurality of rotation sensors for measuring rotation data about said three local axes during the athletic test to produce at least three rotation signals;
signal conditioning hardware for conditioning the acceleration and rotation signals and sampling the acceleration and rotation signals at a sampling rate to produce acceleration and rotation data; and
,a wireless communication device for transmitting the acceleration and rotation data; and
,a base unit comprising;
a wireless communication device for receiving the acceleration and rotation data from the sensing device;
a feature extractor for extracting features relating to athletic performance from the acceleration and rotation data based on a plurality of expected events of the athletic test; and
,an output device for outputting the features relating to athletic performance.
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Accused Products
Abstract
A system for assessing athletic performance comprises a mounting device wearable by an athlete, a sensing device attachable to the mounting device, and a base unit. The sensing device comprises acceleration sensors for measuring acceleration data during an athletic test to produce at least three acceleration signals, rotation sensors for measuring rotation data during the athletic test to produce at least three rotation signals, signal conditioning hardware for conditioning the acceleration and rotation signals and sampling the acceleration and rotation signals at a sampling rate to produce acceleration and rotation data, and, a wireless communication device for transmitting the data. The base unit comprises a wireless communication device for receiving the data, a feature extractor for extracting features relating to athletic performance from the data based on a plurality of expected events of the athletic test, and, an output device for outputting the extracted features.
99 Citations
26 Claims
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1. A system for assessing athletic performance, the system comprising:
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a mounting device wearable by an athlete; a sensing device attachable to the mounting device, the sensing device comprising; a plurality of acceleration sensors for measuring acceleration data along three local axes during an athletic test to produce at least three acceleration signals; a plurality of rotation sensors for measuring rotation data about said three local axes during the athletic test to produce at least three rotation signals; signal conditioning hardware for conditioning the acceleration and rotation signals and sampling the acceleration and rotation signals at a sampling rate to produce acceleration and rotation data; and
,a wireless communication device for transmitting the acceleration and rotation data; and
,a base unit comprising; a wireless communication device for receiving the acceleration and rotation data from the sensing device; a feature extractor for extracting features relating to athletic performance from the acceleration and rotation data based on a plurality of expected events of the athletic test; and
,an output device for outputting the features relating to athletic performance. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A method for assessing athletic performance of a living subject, the method comprising:
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providing at least three acceleration sensors on the subject configured to measure acceleration along three local axes; providing at least three rotation sensors on the subject configured to measure rotation about said three local axes; monitoring the acceleration sensors and the rotation sensors to produce acceleration data and rotation data; determining an orientation of said three local axes based on the measured rotation data; applying a rotation function to the measured acceleration data based on the determined orientation of said three local axes to generate corrected acceleration data along three global axes; receiving a test identification specifying a plurality of expected events; extracting features relating to athletic performance of the subject by detecting events corresponding to the expected events in the corrected acceleration data; and outputting the extracted features. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24)
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25. A method for assessing athletic performance, the method comprising:
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providing at least one acceleration sensor for measuring acceleration along a primary axis; monitoring the acceleration sensor during a test period to produce acceleration data; receiving information specifying a plurality of expected test events; detecting events in the acceleration data corresponding to the expected test events based on the information received; and
,extracting features relating to athletic performance from the acceleration data based on the detected events.
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26. A system for assessing athletic performance, the system comprising:
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at least one acceleration sensor attachable to an athlete for measuring acceleration data along a primary axis during an athletic test to produce at least one acceleration signal; a processor for receiving the acceleration signal and sampling the acceleration signal at a sampling rate to produce acceleration data; a feature extractor for extracting features relating to athletic performance from the acceleration and rotation data based on a plurality of expected events of the athletic test; and
,an output device for outputting the features relating to athletic performance.
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Specification