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:
May. 05, 2020
Filed:
Jan. 20, 2016
Nec Display Solutions, Ltd., Tokyo, JP;
Michitaka Naitou, Tokyo, JP;
NEC DISPLAY SOLUTIONS, LTD., Tokyo, JP;
Abstract
Transition to an electric power saving mode is performed without giving a user of a projector the false awareness that the projector is failing, a flicker phenomenon is suppressed and an image with a brightness in the electric power saving mode being is immediately projected, first to third electric powers electric power values which become smaller in this order are used as light source electric power, and a controller that, upon acceptance of an input for selecting the third electric power, causes the second electric power to be supplied to the light source and decreases an amplitude of the image signal, and after elapse of a fixed time, causes the third electric power to be supplied to the light source is included.