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.

Date of Patent:
Apr. 03, 1990

Filed:

Feb. 17, 1988
Applicant:
Inventors:

Michel Gay, Le Fontanil, FR;

Louis Delgrange, Saint Egreve, FR;

Michel Specty, Grenoble, FR;

Assignee:

Thomson-CSF, Paris, FR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09G / ; G09G / ; H01J / ; H01J / ;
U.S. Cl.
CPC ...
3151694 ; 313581 ; 313582 ; 313584 ; 313586 ; 340752 ; 340779 ; 340781 ;
Abstract

The invention pertains to an alternating type of plasma panel. Each pixel is defined by three parallel and coplanar electrodes and by an electrode which is perpendicular to the other three electrodes and is separated from the other three electrodes by at least one dielectric layer. Two of the three parallel electrodes are connected to circuits giving the refresh signals to each pixel during operation. The electrode perpendicular to the other three and that electrode, of the other three parallel electrodes, which is not connected to a refresh circuit, are connected to circuits that give addressing signals to each pixel during operation. The electrodes that are connected to the refresh circuits constitute two arrays of electrodes connected to two refresh circuits.


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