SELF-LOCATION ESTIMATION APPARATUS AND SELF-LOCATION ESTIMATION METHOD
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United States of America Patent
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Aug 30, 2017
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Jan 10, 2017
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A self-location estimation apparatus and a self-location estimation method which can more accurately estimate a self-location are provided. A self-location estimation apparatus according to an embodiment is installable at a cart which is movable on the basis of an environment map. The self-location estimation apparatus according to the embodiment includes a distance sensor device configured to measure a distance thereof from an object, an angle sensor device configured to measure a measurement range of the distance sensor device, which fluctuates due to rocking along with movement of the cart, and an estimation device configured to estimate a self-location on the basis of a position of a mark installed at the environment and which is identified using the environment map, the distance, intensity of reflected light, and the measurement range.
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