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:
Jul. 02, 2019
Filed:
Jun. 29, 2017
Fujifilm Corporation, Tokyo, JP;
Koudai Fujita, Saitama, JP;
FUJIFILM Corporation, Tokyo, JP;
Abstract
Provided are a projection type display device and an operation assistance method that enable an operator to enjoy an operation assistance function even in the case of occurrence of abnormality in an optical modulation unit or an image information input unit during operation of a vehicle. A system control unitof a HUD, if sensing abnormality in an optical modulation deviceand a drive unit, stops a light source unitand, furthermore, in the case of image information generated by a projected image information generation unitincluding image information that calls attention of the operator to the front field of view, displays an alert image based on the image information on a liquid crystal display devicein a meter cluster.