Color matrix screen with colored filters in a triad or delta layout with two sub-pixels per color
US5235447A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Dec 17, 1991 |
| Grant date | Aug 10, 1993 |
| Priority date | — |
| Expiry date | Dec 17, 2011 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G3/3607
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Disclosed is a color matrix screen with colored filters in a triad or delta layout. In this layout, the pixels are formed by two adjacent sub-pixels that are aligned along the lines and columns of the matrix, the colored filters of the lines n (n may be odd or even) being arranged according to the sequence A,A, B,B, C,C and the colored filters of the lines n+1 being arranged according to the sequence C,C, A,A, B,B where A,B,C is any combination of red, green, blue with the offset of a sub-pixel at each end of the line, and wherein each column is constituted by two parallel column elements connected to each other at each end, two adjacent sub-pixels of a line with colored filters of a same color being each connected to a different column element Application to liquid crystal screens.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.