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:
Apr. 02, 2013
Filed:
Oct. 10, 2008
Hirotoshi Mori, Gunma-ken, JP;
Hiroyuki Ebinuma, Fukaya, JP;
Hirotoshi Mori, Gunma-ken, JP;
Hiroyuki Ebinuma, Fukaya, JP;
Sanyo Semiconductor Co., Ltd., Gunma, JP;
Semiconductor Components Industries, LLC., Phoenix, AZ (US);
Abstract
In an automatic gain control circuit comprising a black level detecting unit which detects a black level from a video signal, a white level detecting unit which detects a white level from the video signal, and an analog-to-digital converter which adjusts a dynamic range of the video signal based on a difference value between the black level and the white level, a video signal for adjustment including a black level which indicates a minimum brightness of a video image and a white level which indicates a maximum brightness of the video image is input and the dynamic range is adjusted.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile