System and method for measuring gait kinematics information
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Abstract
A system for measuring gait kinematics information during exercise of a subject comprising a fixing member adapted for fixing onto the trunk of the body of the subject; an acceleration sensor attached to the fixing member for sensing the vertical acceleration of the trunk of the body of the subject; and a microprocessor coupled to the acceleration sensor adapted to receive the vertical acceleration data from the acceleration sensor, and to compute and derive the speed and distance traversed by the subject, and to communicate the speed and distance information. In the preferred embodiment, a heart-rate monitoring device is also provided.
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Citations
39 Claims
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1-19. -19. (canceled)
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20. A system for measuring gait kinematics information during exercise of a subject comprising:
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a fixing member adapted for fixing onto the trunk of the body of the subject;
an acceleration sensor attached to the fixing member for sensing the vertical acceleration data of the trunk of the body of said subject; and
a microprocessor coupled to said acceleration sensor, said microprocessor configured to receive said vertical acceleration data from said acceleration sensor, to compute and derive the speed and distance traversed by said subject from;
(1) said vertical acceleration data, (2) compensation factors, (3) calibration constant, and to communicate said speed and distance information to a receiving device. - View Dependent Claims (21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33)
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34. A system for measuring gait kinematics information during exercise of a subject comprising:
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a fixing member adapted for fixing onto the trunk of the body of the subject;
an acceleration sensor attached to the fixing member for sensing the vertical acceleration data of the trunk of the body of said subject; and
a microprocessor coupled to said acceleration sensor, said microprocessor configured to receive said vertical acceleration data from said acceleration sensor, to compute and derive the speed and distance traversed by said subject, and to communicate said speed and distance information; and
a wireless transmission unit coupled to said microprocessor for transmitting said gait kinematics information in data packets; and
a receiving device comprising a receiving unit for receiving said data packets that contain said gait kinematics information. - View Dependent Claims (35, 36, 37, 38, 39)
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Specification