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:
Jul. 16, 2002
Filed:
Apr. 14, 1998
Applicant:
Inventor:
Weize Xu, Rochester, NY (US);
Assignee:
Eastman Kodak Company, Rochester, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 3/14 ; H04N 5/335 ;
U.S. Cl.
CPC ...
H04N 3/14 ; H04N 5/335 ;
Abstract
A correlated double sampling unit within a CMOS imager employs an image sensor having a plurality of photodetectors arranged in a series of rows and columns with a row addressing circuit, a column addressing circuit, a first sample and hold circuit allocated for each of the columns, a transfer circuit operatively connecting each of the columns to the first sample and hold circuit for each of the columns, and a plurality of second sample and hold circuits, each of the second sample and hold circuits being operatively connected to a subset of the first sample and hold circuits.