Robot for preventing interruption while interacting with user
US-12169410-B2 · Dec 17, 2024 · US
US8928558B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-8928558-B2 |
| Application number | US-201313941439-A |
| Country | US |
| Kind code | B2 |
| Filing date | Jul 12, 2013 |
| Priority date | Aug 29, 2011 |
| Publication date | Jan 6, 2015 |
| Grant date | Jan 6, 2015 |
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The technology provides various embodiments for gaze determination within a see-through, near-eye, mixed reality display device. In some embodiments, the boundaries of a gaze detection coordinate system can be determined from a spatial relationship between a user eye and gaze detection elements such as illuminators and at least one light sensor positioned on a support structure such as an eyeglasses frame. The gaze detection coordinate system allows for determination of a gaze vector from each eye based on data representing glints on the user eye, or a combination of image and glint data. A point of gaze may be determined in a three-dimensional user field of view including real and virtual objects. The spatial relationship between the gaze detection elements and the eye may be checked and may trigger a re-calibration of training data sets if the boundaries of the gaze detection coordinate system have changed.
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What is claimed is: 1. A gaze vector determination system for use in a mixed reality display system comprising: at least one image generation unit for generating at least one virtual image for display by a near-eye, mixed reality display device; a respective arrangement of gaze detection elements positioned on the display device for forming a spatial relationship between the gaze detection elements and at least one eye, the gaze detection elements including: a set of illuminat…
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