Patent ID: 9588343
Date: 2017-03-07
CPC Classifications: G02B,G06F

Claim:
1. A method for menu navigation in a head-mounted display, the method comprising: generating positional data of the head-mounted display; displaying a virtual environment that includes a focal point of the head-mounted display; tracking a position of the displayed focal point of the head-mounted display, wherein the position of the displayed focal point is moved over one or more other visual elements displayed within the virtual environment; detecting that the displayed focal point is within an operational range of a displayed menu navigation element in the virtual environment, wherein the operational range of the displayed menu navigation element corresponds to a defined area that extends around the displayed menu navigation element, and wherein detecting that the focal point is within the operational range of the displayed menu navigation comprises detecting that the focal point is located within the defined area; executing a fixation timer corresponding to the displayed menu navigation element, wherein the fixation timer counts down a predetermined amount of time when the displayed focal point is within the operational range of the displayed menu navigation element, and wherein the fixation timer stops counting when the displayed focal point moves out of the operational range of the displayed menu navigation element; and implementing a corresponding function of the displayed menu navigation element upon expiration of the predetermined amount of time as indicated by the fixation timer.