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:
Jan. 07, 1997
Filed:
Oct. 19, 1994
Applicant:
Inventor:
Hiroki Zenda, Hamura-machi, JP;
Assignee:
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Primary Examiner:
Int. Cl.
CPC ...
G09G / ;
U.S. Cl.
CPC ...
345-3 ; 345213 ;
Abstract
A vertical sync signal and a back porch period following the vertical sync signal are detected by a back porch period detecting circuit. A display period setting circuit sets the effective display period on the basis of the back porch period. A display drive means display-drives the plasma display on the basis of the display period, thereby enabling driving a plasma display at a display timing of a CRT display.