发明名称 Gazing point detecting device and camera provided with the same
摘要 A gazing point detecting device is provided with means for receiving light reflected by an observer's eye and providing an electrical signal, first means for forming gazing axis information regarding the direction of the observer's gazing axis on the basis of the electrical signal, and second means for selecting on the basis of the gazing axis information the direction of the gazing axis which has been pointed to for the longest time of a predetermined unit time or the direction of the gazing axis which is highest in frequency, and forming a signal indicative of the observer's gazing point.
申请公布号 US5708862(A) 申请公布日期 1998.01.13
申请号 US19940348142 申请日期 1994.11.23
申请人 CANON KABUSHIKI KAISHA 发明人 TSUNEKAWA, TOKUICHI;NAGANO, AKIHIKO;KONISHI, KAZUKI
分类号 G02B27/00;A61B3/113;G02B7/28;G03B13/02;(IPC1-7):G03B7/08;G03B13/36 主分类号 G02B27/00
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