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:
May. 11, 1999
Filed:
Aug. 19, 1997
Sony Corporation, Tokyo, JP;
Abstract
A plasma addressed electro-optical display device having a plasma cell comprising an anode electrode and a cathode electrode arranged in parallel in a plasma chamber in which a discharge is performed and a liquid crystal cell arranged near the plasma chamber and driven through a virtual electrode formed in the region discharged in the plasma cell, wherein as the discharge gas sealed in the plasma chamber, use is made of one of the group of approximately 100 percent by volume of xenon (Xe); approximately 100 percent by volume of krypton (Kr); a mixed gas of xenon (Xe) and an inert gas other than xenon (Xe) or a stable gas; and a mixed gas of krypton (Kr) and an inert gas other than krypton (Kr) or a stable gas.