RENESAS MICRO SYSTEMS CO., LTD.
RENESAS MICRO SYSTEMS CO., LTD. Patent applications | ||
Patent application number | Title | Published |
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20140085189 | LINE-OF-SIGHT DETECTION APPARATUS, LINE-OF-SIGHT DETECTION METHOD, AND PROGRAM THEREFOR - A line-of-sight detection apparatus that specifies a point-of-regard of a subject within a object includes: a photographing unit outputting a photographed image of the subject and a zoom value; a cornea determination unit discriminating a cornea image of the subject from the image; a reference point specifying unit specifying an eyeball center of the subject based on the cornea image and specifying a reference point based on the eyeball center; a distance measurement unit specifying a zoom value indicating a predetermined size of the cornea image and specifying a distance from the cornea to the object based on the zoom value; a line-of-sight movement amount specifying unit specifying a cornea movement amount based on a cornea image movement amount and specifying a line-of-sight movement amount based on the cornea movement amount; and a point-of-regard specifying unit specifying the point-of-regard based on the reference point and line-of-sight movement amount. | 03-27-2014 |
20140025333 | POSITION MEASUREMENT APPARATUS, POSITION MEASUREMENT METHOD, ANDNON-TRANSITORY COMPUTER READABLE MEDIUM - A position measurement apparatus includes a reference value acquisition unit that obtains a plurality of reference geomagnetism information pieces, the plurality of reference geomagnetism information pieces being geomagnetism information pieces measured at a plurality of reference positions, an association information generation unit that generates association information that associates the plurality of reference positions with the plurality of reference geomagnetism information pieces, a measurement value acquisition unit that obtains measurement geomagnetism information, the measurement geomagnetism information being geomagnetism information measured at a measurement position and a position specifying unit that specifies a position corresponding to the measurement geomagnetism information based on association between the plurality of reference positions and the plurality of reference geomagnetism information pieces obtained by the association information. | 01-23-2014 |