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:
Jun. 08, 2010
Filed:
May. 09, 2005
Applicants:
Chang-yung Feng, Taipei, TW;
Yih-ming Lin, Taipei, TW;
Hung-tse Lin, Taipei, TW;
Inventors:
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 1/00 (2006.01); H04N 1/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a compensation method for compensating digital image data generated from a scanning module of a scanner when the luminance of a lamp tube is unstable. Several compensating gains are computed according to the luminance values of a reference white plate so as to compensate the digital image data. The method of the present invention is implemented by software in a computer.