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:
Feb. 19, 2002
Filed:
Oct. 24, 1997
Applicant:
Inventors:
Masanobu Kimoto, San Diego, CA (US);
Tadashi Fujise, San Diego, CA (US);
Assignee:
Other;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 1/700 ; H04N 1/702 ;
U.S. Cl.
CPC ...
H04N 1/700 ; H04N 1/702 ;
Abstract
The present invention relates a method and system for providing aging of a cathode ray tube. The system comprises a video processing circuit that is configured to generate a first luminance signal and a second luminance signal. The system also comprises an electron gun located in the cathode ray tube, that is coupled to the video processing circuit. The electron gun is configured to operate at a first luminance level corresponding to the first luminance signal for a first predetermined period of time, and a second luminance level corresponding to the second luminance signal for a second predetermined period of time.