Varying a focus through a variable focus element based on user accommodation
US9846967B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | May 4, 2015 |
| Grant date | Dec 19, 2017 |
| Priority date | — |
| Expiry date | May 4, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N2013/0085
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Configurations are disclosed for presenting virtual reality and augmented reality experiences to users. The system may comprise an image-generating source to provide one or more frames of image data in a time-sequential manner, a light modulator configured to transmit light associated with the one or more frames of image data, a substrate to direct image information to a user's eye, wherein the substrate houses a plurality of reflectors, a first reflector of the plurality of reflectors to reflect transmitted light associated with a first frame of image data at a first angle to the user's eye, and a second reflector to reflect transmitted light associated with a second frame of the image data at a second angle to the user's eye.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.