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:
Dec. 04, 2001
Filed:
Apr. 19, 2000
Applicant:
Inventors:
Assignee:
Sony Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09G 1/04 ;
U.S. Cl.
CPC ...
G09G 1/04 ;
Abstract
An appartus for adjusting the correction amount of a horizontal linearity and suppressing the amplitude of a horizontal deflection current in an image display device. A switching element,is provided between both ends of an S-curve correction capacitor,connected in series to a horizontal deflection coil,, and by turning on this switching element,during a horizontal retrace period to discharge the S-curve correction capacitor,, and controlling also the ON time of this switching element,, the linearity in the horizontal period is corrected.