See-through near-eye display glasses with a light transmissive wedge shaped illumination system
US9229227B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 25, 2012 |
| Grant date | Jan 5, 2016 |
| Priority date | — |
| Expiry date | Jan 29, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R1/028
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
This disclosure concerns an interactive head-mounted eyepiece with an integrated processor for handling content for display and an integrated image source for introducing the content to an optical assembly through which the user views a surrounding environment and the displayed content, wherein the optical assembly comprises a light transmissive wedge-shaped illumination system with an LED lighting system coupled to an edge of the wedge, and wherein an angled surface of the wedge directs light from the LED lighting system to uniformly irradiate a reflective image display to produce an image that is reflected through the illumination system to provide the displayed content to the user.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.