发明名称 |
VISUAL DISPLAY WITH ILLUMINATORS FOR GAZE TRACKING |
摘要 |
A visual display includes hidden reference illuminators adapted to emit invisible light for generating corneo-scleral reflections on an eye watching a screen surface of the display. The tracking of such reflections and the pupil center provides input to gaze tracking. A method for equipping and an LCD with a reference illuminator are also provided. Also provides are a system and method for determining a gaze point of an eye watching a visual display that includes reference illuminators. The determination of the gaze point may be based on an ellipsoidal cornea model. |
申请公布号 |
US2014062868(A1) |
申请公布日期 |
2014.03.06 |
申请号 |
US201314030111 |
申请日期 |
2013.09.18 |
申请人 |
TOBII TECHNOLOGY AB |
发明人 |
BLIXT PETER;HOGLUND ANDERS;REHNSTROM BENGT;ELVESJOE JOHN;KULDKEPP MATTIAS |
分类号 |
G06F3/01 |
主分类号 |
G06F3/01 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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