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:
Sep. 11, 2001
Filed:
Oct. 23, 1998
Applicant:
Inventors:
Axel Jäger, Sussargues, FR;
Philippe Rommeveaux, Echirolles, FR;
Assignee:
Pixtech S.A., Rousset, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/22 ;
U.S. Cl.
CPC ...
G09G 3/22 ;
Abstract
The present invention relates to a flat display screen including a light-emitting source organized in a first array of strips generally parallel in a first direction, and at least one second opaque array, interposed between the light-emitting source and a display surface, and organized in a second direction generally non-perpendicular to the first direction, at least one of the arrays exhibiting, along an axis parallel to the general direction of the first array and whatever the position of this axis in a perpendicular direction, a constant proportion of transparent surface for an elementary pattern.