Light mixing chamber for use with light guide plate
US10222532B2 · kind B2 · utility
1Cited by
1References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 10, 2014 |
| Grant date | Mar 5, 2019 |
| Priority date | — |
| Expiry date | Oct 25, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B6/0085
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A light mixing chamber includes a housing having a channel formed therein, with the channel exposed to an exterior of the housing. A chamber is formed in the housing, and an aperture formed in the housing connects the chamber to the channel. The chamber may house an LED, with an optical member being retained within the channel. A light guide plate may be positioned on an exterior of the housing outside the channel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.