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. 05, 2005
Filed:
Feb. 15, 2002
Hajime Akimoto, Ome, JP;
Shigeyuki Nishitani, Mobara, JP;
Shinichi Komura, Hitachi, JP;
Toshihiro Sato, Mobara, JP;
Hiroshi Kageyama, Kokubunji, JP;
Yoshiteru Shimizu, Kokubunji, JP;
Hajime Akimoto, Ome, JP;
Shigeyuki Nishitani, Mobara, JP;
Shinichi Komura, Hitachi, JP;
Toshihiro Sato, Mobara, JP;
Hiroshi Kageyama, Kokubunji, JP;
Yoshiteru Shimizu, Kokubunji, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
An image display capable of multilevel display and having a minimal pixel-to-pixel display characteristic variation. The image display having a display area of a plurality of pixels and a signal line for feeding a display signal voltage to the pixels, comprises, in at least one of the plurality of pixels: a memory for storing the display signal voltage entered from the signal line to the pixel; a pixel turn-on period decision section for determining an ON period and an OFF period for an image output in the pixel according to the display signal voltage; and a pixel driver for repeating an ON operation of the image output a plurality of times in one frame.