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:
Aug. 18, 1987

Filed:

Aug. 23, 1984
Applicant:
Inventors:

Sashiro Uemura, Mie, JP;

Motoo Iwade, Mie, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G / ;
U.S. Cl.
CPC ...
340781 ; 340771 ; 340772 ; 340811 ;
Abstract

In a fluorescent display device, a light-emitting display section and a drive section for controlling the light-emitting display section are formed on a single semiconductor substrate to constitute an integrated semiconductor substrate, and the integrated semiconductor substrate and a cathode opposing a surface of the integrated semiconductor substrate which has the light-emitting display section thereon are hermetically sealed in a vacuum chamber having at least one light-transmitting surface. The light-emitting display section has a plurality of light-emitting elements in a matrix form. Each of the light-emitting elements is constituted by a static random access memory of a flip-flop and a drive transistor, a first terminal of which is connected to one of Q and Q output terminals of the flip-flop, a second terminal of which is connected to a phosphor screen electrode, and a third terminal of which is connected to a power source line.


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