Patent · US Expired

Liquid crystal display device

US6888524B2 · kind B2 · utility

3Cited by

13References

22Claims

0Family size

Assignee

AEG Gesellschaft fuer moderne informationssysteme mbH · DE

Inventors

Reiner Bayrle · Langenau, DE
Thomas Bitter · Bad Ditzenbach, DE
Otto Bader · Warthausen, DE

Key dates

Filing date	Feb 22, 2001
Grant date	May 3, 2005
Priority date	—
Expiry date	Nov 3, 2021

Classification

Technology area (CPC G)Physics
CPC primaryG09G2360/144
WIPO fieldAudio-visual technology
WIPO sectorElectrical engineering

Abstract

A liquid crystal display device is provided. The liquid crystal display device has a display surface, a sensing device for sensing a light source around the display surface, a control circuit responsive to the sensed light source to adjust a voltage to a controller, which adjusts a transmissivity of the display surface in response to the adjusted voltage.

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