>>328558280
>The HMD 4100 may include light sensors that are sensitive to light (e.g., infrared or visible light) that is projected or broadcast by base stations in the environment of the HMD 4100.
Based.

>An operating system module 4106 may be configured to manage hardware within and coupled to the HMD 4100 for the benefit of other modules. In addition, in some instances the HMD 4100 may include one or more applications 4108 stored in the memory 4104 or otherwise accessible to the HMD. In some instances, the application(s) 4108 includes a gaming application.
>The gaming application 4110 may be configured to initiate gameplay of a video-based, interactive game (e.g. a VR game) that is playable by the user, and to output frames to be rendered on the display panels of the HMD 4100.

>The HMD 4100 may further include an eye tracking module 4128.
>the eye tracking module 4128 may use the captured information to determine interpupillary distance, interocular distance, a three-dimensional (3D) position of each eye
>determine the gaze point in a virtual scene presented by the HMD 4100 where the user is looking.