Patent ID: 8593375
Filing Date: 2013-11-26
Classification: G02B,G06F

Abstract:
1. A method of controlling a head-mountable, vision-controlled, device for transmitting and receiving information from a human user with at least one eye, said device having a virtual display and at least one eye position tracking sensor, method comprising: displaying a plurality of visual targets on said virtual display, said plurality of visual targets each comprising a visible element embedded within a eye position zone with an area that is equal to or larger than said visible element; using said at least one eye position tracking sensor to determine when said at least one eye is on average gazing in a direction that is within the eye position zone of at least one of said plurality of visible elements for a time period exceeding a hovering time interval, signaling when said hovering time interval has been exceeded, and if said gaze remains within the eye position zone of said at least one of said plurality of visible elements for a time period exceeding a keypress time interval, registering that a virtual key corresponding to said at least one of said plurality of visible targets has been pressed by said user; using said virtual key presses to control either transmitting or receiving said information; wherein said device has at least a standby mode and an active mode, wherein when said device is in a standby mode, more than 50% of the area of said virtual display will not be sensitive to the gazing direction of said at least one eye, thus enabling said user to more freely gaze at outside objects not displayed on said virtual display; wherein when said device is in a standby mode, displaying at least one device active visual target with a eye position zone that has an area of less than 50% of the area of said virtual display; and when said user presses the virtual key corresponding to said device active visual target, changing the state of said device from standby mode to active mode.