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. 10, 1995
Filed:
Jul. 20, 1993
Hideaki Ohki, Fujisawa, JP;
Masanori Kamiya, Yokohama, JP;
Hitachi, Ltd., Tokyo, JP;
Hitachi Video and Information, Kanagawa, JP;
Abstract
In a method for correcting flesh color including the steps of generating an I-axis component and Q-axis component of a color-difference signal from R-Y, G-Y, and B-Y color-difference signals; generating a flesh color correction signal on the basis of the generated I-axis and Q-axis components; and correcting the B-Y color-difference signal by the generated flesh color correction signal, the R-Y color-difference signal level is detected, and correction of the B-Y color-difference signal by the flesh color correction signal is inhibited, when the detected R-Y color-difference signal level is higher than a predetermined value.