INERTIAL DEVICE, METHOD, AND PROGRAM
First Claim
1. An inertial device comprising:
- an inertial sensor unit configured to generate an output representing motion of a target holding the inertial device;
a storage unit configured to store factors which are associated with different outputs to be generated by the inertial sensor unit, respectively;
a generation unit configured to generate a waveform which represents variation of velocity of the inertial device in a predetermined period by using one of the factors corresponding to the output generated by the inertial sensor unit;
a combination unit configured to combine the waveform with one or more previous waveforms which have been generated by the generation unit; and
an estimation unit configured to estimate a position where the inertial device is currently located using a velocity obtained from the combined waveform.
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Abstract
An inertial device is disclosed that includes an inertial sensor unit configured to generate an output representing motion of a target holding the inertial device; a storage unit configured to store factors which are associated with different outputs to be generated by the inertial sensor unit, respectively; a generation unit configured to generate a waveform which represents variation of velocity of the inertial device in a predetermined period by using one of the factors corresponding to the output generated by the inertial sensor unit; a combination unit configured to combine the waveform with one or more previous waveforms which have been generated by the generation unit; and an estimation unit configured to estimate a position where the inertial device is currently located using a velocity obtained from the combined waveform.
13 Citations
11 Claims
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1. An inertial device comprising:
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an inertial sensor unit configured to generate an output representing motion of a target holding the inertial device; a storage unit configured to store factors which are associated with different outputs to be generated by the inertial sensor unit, respectively; a generation unit configured to generate a waveform which represents variation of velocity of the inertial device in a predetermined period by using one of the factors corresponding to the output generated by the inertial sensor unit; a combination unit configured to combine the waveform with one or more previous waveforms which have been generated by the generation unit; and an estimation unit configured to estimate a position where the inertial device is currently located using a velocity obtained from the combined waveform. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A method comprising:
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generating an output representing motion of a target holding an inertial device using an inertial sensor; generating a waveform which represents variation of velocity of the inertial device in a predetermined period by using one of factors corresponding to the output, the factors being associated with different outputs to be generated by the inertial sensor; combining the waveform with one or more previous waveforms which have been generated in the generating step of the waveform; and estimating a position where the inertial device is currently located using a velocity obtained from the combined waveform.
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11. A program for causing an inertial device to perform a method comprising:
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generating an output representing motion of a target holding the inertial device using an inertial sensor; generating a waveform which represents variation of velocity of the inertial device in a predetermined period by using one of factors corresponding to the output, the factors being associated with different outputs to be generated by the inertial sensor; combining the waveform with one or more previous waveforms which have been generated in the generating step of the waveform; and estimating a position where the inertial device is currently located using a velocity obtained from the combined waveform.
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Specification