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:
Sep. 02, 1997
Filed:
Feb. 22, 1995
Ken Mashitani, Nara-ken, JP;
Goro Hamagishi, Osaka-fu, JP;
Daisuke Takemori, Osaka-fu, JP;
Hideyuki Kanayama, Osaka-fu, JP;
Kazuhiro Arai, Osaka-fu, JP;
Sanyo Electric Co., Ltd., Moriguchi, JP;
Abstract
The present invention provides a three-dimensional display comprising an LCD projector, a diffusing plate arranged on a surface on which an image projected by the LCD projector is formed, and a parallax barrier having slits in the shape of vertical stripes which is arranged on the side of a viewer with respect to the diffusing plate, wherein a lenticular lens plate is arranged on the side of the LCD projector with respect to the diffusing plate, and an image having black portions each having a larger rate of the width than that of a black matrix on the LCD projector is formed on the diffusing plate without decreasing brightness by the function of respective lenses constituting the lenticular lens plate, thereby to increase the ratio of each of the slits of the parallax barrier at which there is no crosstalk region.