Liquid crystal display
US8130345B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 18, 2008 |
| Grant date | Mar 6, 2012 |
| Priority date | — |
| Expiry date | Sep 4, 2030 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F2201/52
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Disclosed is a liquid crystal display which can switch between a wide viewing angle and a narrow viewing angle in a quad type pixel structure including white subpixels. The liquid crystal display comprises: a plurality of quad type pixels each having an R subpixel, a G subpixel, a B subpixel, and a W subpixel; and a plurality of light blocking patterns disposed on the W subpixels, for guiding light from the W subpixels to a side viewing angle, wherein the W subpixels are fixed at specific positions of the quad type pixels respectively, and the R, G, and B subpixels have a different arrangement for each of the quad type pixels adjacent horizontally or vertically to each other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.