Patent · US Expired

Liquid crystal display device

US6933999B2 · kind B2 · utility

0Cited by

8References

13Claims

0Family size

Assignee

KONINKLIJKE PHILIPS ELECTRONICS NV · NL

Inventors

Sjoerd Stallinga · Eindhoven, NL
Peter Van De Witte · Eindhoven, NL

Key dates

Filing date	Nov 10, 2003
Grant date	Aug 23, 2005
Priority date	—
Expiry date	Nov 14, 2023

Classification

Technology area (CPC G)Physics
CPC primaryG02F2413/15
WIPO fieldOptics
WIPO sectorInstruments

Abstract

In a normally black double cell, grey scale enhancement is obtained by dividing pixels in the driving cell into sub-pixels which are rotated preferably through 180° with respect to each other.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.