Wearable electronic device with display
US11953695B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 27, 2022 |
| Grant date | Apr 9, 2024 |
| Priority date | — |
| Expiry date | May 27, 2042 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F2203/24
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
It is provided the wearable electronic device including a skeletal member comprising a temple, a frame, and a bridge; a display fixed to the temple and configured to output visible light corresponding to a virtual image; a beam steering member comprising a liquid crystal and configured to adjust a direction of the visible light traveling from an exit pupil of the display to an input grating of an optical waveguide using the liquid crystal; the optical waveguide configured to adjust a path of the visible light and output the virtual image; an infrared output unit configured to output infrared light for tracking a gaze of a user; an infrared sensor configured to detect infrared light reflected from a pupil of the user; a bend sensor connected to the temple and the frame to measure a first bending state between the temple and the frame.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.