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. 08, 2020
Filed:
Aug. 29, 2018
Fujifilm Corporation, Tokyo, JP;
Hiroyuki Oshima, Saitama, JP;
FUJIFILM Corporation, Tokyo, JP;
Abstract
A projection display device has a projection display unit that performs, in accordance with input image data, spatial modulation on light emitted by a light source, and projects image light obtained through the spatial modulation onto a projection surface of a vehicle to display an image that is based on the image data, the projection surface is formed of a member having a reflectance that is higher for light in a plurality of wavelength ranges than for light in a wavelength range outside the plurality of wavelength ranges, and the projection display device includes: a projection angle control mechanism that controls a projection angle of the image light on the projection surface; and an image light control unit that controls, in accordance with the projection angle, intensity of the light in the plurality of wavelength ranges included in the image light.