Method of fabricating hologram diffuser for liquid crystal display and liquid crystal display device using the same
US7283187B2 · kind B2 · utility
1Cited by
9References
19Claims
0Family size
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Key dates
| Filing date | Jul 13, 2005 |
| Grant date | Oct 16, 2007 |
| Priority date | — |
| Expiry date | Jul 13, 2025 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03H2250/36
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A hologram diffuser for a liquid crystal display wherein a resin layer with a desired thickness is formed on an upper substrate. A hologram pattern is formed in the resin layer using a hologram plate. A smoothing film with a desired thickness is formed on the hologram layer provided with the hologram pattern. Accordingly, it is possible to assure a wide visual angle and realize a high picture quality.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.