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:
Nov. 12, 1996
Filed:
Mar. 14, 1995
Masanori Abe, Kanagawa, JP;
Sony Corporation, Tokyo, JP;
Abstract
A video signal mixing device for mixing a first video signal including at least a mutually related first signal component and second signal component and a second video signal which is made up of at least a mutually related first signal component and second signal component, for each of those signal components, the video signal mixing circuit including a differential signal producing means for obtaining a differential signal showing a difference of values of the first signal component of the first video signal and the first signal component of the second video signal and a mixer for mixing the second signal component of the first video signal and the second signal component of the second video signal by a mixing ratio determined based on the differential signal.