STATE DETECTING DEVICE, ELECTRONIC APPARATUS, AND PROGRAM
First Claim
Patent Images
1. A state detecting device comprising:
- an acquiring unit that acquires an acceleration detection value from an acceleration sensor;
an average acceleration calculating unit that calculates an average acceleration in each predetermined period based on the acceleration detection value;
a reference information acquiring unit that acquires a reference average acceleration and a reference step length; and
a step length estimating unit that estimates a step length based on a ratio of the average acceleration to the reference average acceleration as well as the reference step length.
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Abstract
A state detecting device includes: an acquiring unit that acquires an acceleration detection value from an acceleration sensor; an average acceleration calculating unit that calculates an average acceleration in each predetermined period based on the acceleration detection value; a reference information acquiring unit that acquires a reference average acceleration and a reference step length; and a step length estimating unit that estimates a step length based on a ratio of the average acceleration to the reference average acceleration as well as the reference step length.
21 Citations
20 Claims
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1. A state detecting device comprising:
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an acquiring unit that acquires an acceleration detection value from an acceleration sensor; an average acceleration calculating unit that calculates an average acceleration in each predetermined period based on the acceleration detection value; a reference information acquiring unit that acquires a reference average acceleration and a reference step length; and a step length estimating unit that estimates a step length based on a ratio of the average acceleration to the reference average acceleration as well as the reference step length. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 17, 18)
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13. A state detecting device comprising:
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an acquiring unit that acquires an acceleration detection value from an acceleration sensor; an average speed calculating unit that calculates an average speed in each predetermined period based on the acceleration detection value; a reference information acquiring unit that acquires a reference average speed and a reference step length; and a step length estimating unit that estimates a step length based on a ratio of the average speed to the reference average speed as well as the reference step length.
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19. A program for causing a computer to function as:
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an acquiring unit that acquires an acceleration detection value from an acceleration sensor; an average acceleration calculating unit that calculates an average acceleration in each predetermined period based on the acceleration detection value; a reference information acquiring unit that acquires a reference average acceleration and a reference step length; and a step length estimating unit that estimates a step length based on a ratio of the average acceleration to the reference average acceleration as well as the reference step length.
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20. A program for causing a computer to function as:
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an acquiring unit that acquires an acceleration detection value from an acceleration sensor; an average speed calculating unit that calculates an average speed in each predetermined period based on the acceleration detection value; a reference information acquiring unit that acquires a reference average speed and a reference step length; and a step length estimating unit that estimates a step length based on a ratio of the average speed to the reference average speed as well as the reference step length.
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Specification