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:
Dec. 01, 1998
Filed:
Sep. 18, 1996
Applicant:
Inventor:
Xiaole Chen, Milpitas, CA (US);
Assignee:
Exar Corporation, Fremont, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C / ;
U.S. Cl.
CPC ...
327 94 ; 327 96 ;
Abstract
An improved CMOS CDS circuit which can operate on 2.7 volts, provides increased noise immunity and can handle a 0.8 volts maximum signal input. The present invention provides internal capacitors to isolate the input pads. The present invention also provides switches and capacitors to perform a sample and hold function on every pixel value.