SEATING SENSING DEVICE AND METHOD OF THE SAME
First Claim
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1. A seating sensing device embedded in a seat, comprising:
- a variable resistance unit generating resistance values corresponding to the circumference of the seat through a plurality of conductive threads installed in the seat; and
a signal analysis unit analyzing variable quantities of the resistance values to acquire activity information on one or more of whether a user is seated or not, a seating posture, and a seating posture change.
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Abstract
A seating sensing device embedded in a seat includes: a variable resistance unit generating resistance values corresponding to the circumference of the seat through a plurality of conductive threads installed in the seat; and a signal analysis unit analyzing variable quantities of the resistance values to acquire activity information on one or more of whether a user is seated or not, a seating posture, and a seating posture change.
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Citations
14 Claims
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1. A seating sensing device embedded in a seat, comprising:
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a variable resistance unit generating resistance values corresponding to the circumference of the seat through a plurality of conductive threads installed in the seat; and a signal analysis unit analyzing variable quantities of the resistance values to acquire activity information on one or more of whether a user is seated or not, a seating posture, and a seating posture change. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A seating sensing method comprising:
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generating resistance values corresponding to the circumference of a seat through a plurality of conductive threads installed in the seat; converting the resistance values into voltage values, respectively; performing analog-digital conversion on the voltage values to convert the voltage values into digitized voltage values, respectively; and analyzing the digitized voltage values to acquire the activity information on one or more of whether a user is seated or not, a seating posture, and a seating posture change.
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Specification