Patent ID: 8928585
Filing Date: 2015-01-06
Classification: B60N,B64D,G02B,G06F,G06K,G09G

Abstract:
1. A video display unit comprising: a display surface configured to display images to a user; a light emitter configured to illuminate eyes of the user while seated in front of the video display unit; a camera configured to output a video signal containing reflections from the illuminated eyes; a processor configured to process the video signal to determine a viewing location on the display surface at which the eyes are directed, and to control at least one function for how images are displayed on the display surface responsive to the determined viewing location; and a camera angle actuator configured to rotate a viewing angle of the camera relative to the display surface, wherein the processor is further configured to process the video signal to detect a location of the user's face relative to the camera, and to control the camera angle actuator to rotate the camera toward the user's face to receive reflections from the illuminated eyes.