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:
Mar. 15, 2016
Filed:
Nov. 04, 2014
Seiko Epson Corporation, Tokyo, JP;
Katsunori Yamazaki, Matsumoto, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
A circuit substrate according to the invention includes a pixel circuit that is provided for a pixel which is arranged in a display area provided on a substrate, in which the pixel circuit includes a pixel selection transistor; a data line that is connected to a source of the pixel selection transistor; a scan line that is connected to a gate of the pixel selection transistor; a pixel electrode; a memory unit that is connected to the pixel electrode and the pixel selection transistor, and that can switch an output state of a potential with respect to the pixel electrode; and a light sensor that can rewrite an output, which is retained in the memory unit by light input, with respect to the pixel electrode.