Light guide plate, backlight unit, and holographic display apparatus including the backlight unit
US10852559B2 · kind B2 · utility
1Cited by
6References
26Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 5, 2018 |
| Grant date | Dec 1, 2020 |
| Priority date | — |
| Expiry date | Nov 10, 2038 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03H2225/30
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Provided are a light guide plate, a backlight unit, and a holographic display apparatus including the backlight unit. The backlight unit includes a light source and a light guide plate including two or more layers configured to guide light from the light source, wherein the two or more layers are configured to control a ratio of light transmitted therethrough to light reflected thereby.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.