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:
Oct. 29, 2013
Filed:
Feb. 17, 2011
Makoto Kuriaki, Tokyo, JP;
Makoto Kuriaki, Tokyo, JP;
Mitsubishi Electric Corporation, Tokyo, JP;
Abstract
There is provided an image display device including: a laser element that generates light for projecting and displaying an image on a display screen; a Peltier device unit that cools the laser element; a detecting unit that detects a temperature of the laser element; and a control unit that controls driving of the Peltier device unit so that a temperature detected by the detecting unit becomes a target temperature, wherein the control unit controls driving of the laser element to reduce a light output of the laser element when a driving rate of the Peltier device unit exceeds a threshold that indicates that the driving rate approaches a maximum value.