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. 04, 2014
Filed:
Mar. 24, 2006
Display device and method providing display contact information based on an amount of received light
Tsutomu Harada, Kanagawa, JP;
Kazunori Yamaguchi, Kanagawa, JP;
Hirotoshi Fujisawa, Kanagawa, JP;
Japan Display West, Inc., Chita, JP;
Abstract
A display device and a display method are provided in which the influence of the outside light can be removed easily, in the case where light-emitting and light-receiving are performed in parallel and simultaneously. In the case where an image-display and a light-receiving are performed simultaneously or alternately on a display surface of the display device, processing of making the display surface emit light to display an image is performed; light entering the display surface is received, which is the light-receiving of two times of a state in which the light-emitting for display use is being performed (step S) and of a state in which light is not emitted (step S); and a state in which the display surface is touched or approached is detected based on the detection of a difference in the quantities of received light of the two times (step S).