FOVEATED NEAR TO EYE DISPLAY SYSTEM USING A COMPUTATIONAL FREEFORM LENS VIA SPATIAL LIGHT MODULATION OF A LASER PROJECTED IMAGE ONTO AN EMISSIVE FILM

    公开(公告)号:US20200007838A1

    公开(公告)日:2020-01-02

    申请号:US16021661

    申请日:2018-06-28

    Abstract: A projection system projects images onto a projection surface in, for example, a computer game head-mounted display (HMD). The light is projected through a spatial light modulator that contains a phase-only image of a Freeform Fourier Lens that is a combination of a Fresnel lens, an X-phase grating, a Y-phase grating, and a radial grating. The freeform lens is a condensing freeform lens that causes the gradual shrinking of portions of the laser-projected image, decreasing the perceived pixel pitch in at least one foveal area on the projection surface compared to a non-modulated laser image. The center positions of the Fresnel lens and radial grating can be changed in the X and Y axes, moving the condensed foveal areas in accordance with eye tracking of the user. In effect, the system projects a Foveated image that contains variable pixel pitch such that a user perceives a higher visual acuity in his gaze direction to the projected surface.

    Post-launch crowd-sourced game qa via tool enhanced spectator system

    公开(公告)号:US11103794B2

    公开(公告)日:2021-08-31

    申请号:US16657571

    申请日:2019-10-18

    Abstract: A spectator of a computer simulation who is not playing the computer simulation and is associated with a spectator device for viewing the simulation without controlling it is identified. An indication can be received from the spectator that a portion of the computer simulation contains an error. The indication is transmitted to a computer network, from whence is received a corrected version of the computer simulation that does not contain the error. The corrected version of the computer simulation can then be presented. The spectator may be awarded for reporting the error.

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