The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 04, 2006
Filed:
Oct. 31, 2001
Kay Pui Ho, Tseung Kwan O, HK;
Richard C. H. Lee, Tseung Kwan O, HK;
Ying Leung Law, Tseung Kwan O, HK;
Ching Chuen Leung, Tseung Kwan O, HK;
Kay Pui Ho, Tseung Kwan O, HK;
Richard C. H. Lee, Tseung Kwan O, HK;
Ying Leung Law, Tseung Kwan O, HK;
Ching Chuen Leung, Tseung Kwan O, HK;
Varintelligent (BVI) Limited, , VG;
Other;
Abstract
The invention relates to an ITO heater for a liquid crystal display, typically a DSTN display which comprises an active liquid crystal cell for optical modulation, characterized by a dummy cell adapted for optical compensation comprising two substrates with liquid crystal therebetween, by a heater, the heater comprising a transparent conductive layer applied to one of the substrates, and by the dummy cell further comprising electrically conductive spacing means for simultaneously maintaining a desired cell gap and equalizing the electrical potential between the two substrates.