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. 26, 2002
Filed:
Sep. 18, 1998
Kiyoharu Aizawa, Tokyo, JP;
Yasuhiro Ohtsuka, Chiba, JP;
The University of Tokyo, Tokyo, JP;
Abstract
An image sensor with sampling control system including a sensor unit having a number of pixel circuits arranged in matrix, a memory unit having a number of memory circuits arranged in matrix, each memory circuits being corresponding to respective pixel circuits, a first horizontal shift register writing a pixel read-out pattern into said memory circuits in accordance with an externally supplied sample selection signal, a first vertical shift register for generating signals for writing and reading said pixel read-out pattern into and out of said memory circuits, a second vertical shift register driven in synchronism with said first vertical shift register for supplying a pixel value read-out signal to said pixels circuits, a second horizontal shift register for outputting pixel values selected in accordance with the pixel read-out pattern, a third horizontal shift register for outputting all pixel values, and a switch unit for selectively reading the pixel values out of any one of said second and third horizontal shift registers in accordance with a node signal.