US Patent 11933977 Eyewear eye-tracking using optical waveguide
Patent 11933977 was granted and assigned to Snap Inc. on March, 2024 by the United States Patent and Trademark Office.
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US Patent 11933977 Eyewear eye-tracking using optical waveguide
Article
Patent abstract
Eyewear having an optical waveguide communicating infrared light from a remote infrared emitter in the eyewear to an optical output coupler that uniformly illuminates an eye for tracking eye movement of a user. An optical input coupler couples a light beam emitted by the remote infrared emitter into the waveguide. The remote infrared emitter simplifies industrial design and is a single light source. The remote infrared emitter is not in a peripheral vision of a user's eye and improves a cosmetic impact.
Infobox
Is a
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Jonathan M. Rodriguez, II0
Kenneth Kubala0
Russell Douglas Patton0
Date of Patent
March 19, 2024
0Patent Application Number
181250440
Date Filed
March 22, 2023
0Patent Citations
Patent Primary Examiner
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