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.

Date of Patent:
Feb. 15, 2022

Filed:

Mar. 13, 2019
Applicant:

Fujifilm Corporation, Tokyo, JP;

Inventor:

Hiroyuki Oshima, Saitama, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60K 35/00 (2006.01); G09G 3/02 (2006.01); G08G 1/16 (2006.01); G09G 5/00 (2006.01); G02B 27/01 (2006.01);
U.S. Cl.
CPC ...
G09G 3/025 (2013.01); B60K 35/00 (2013.01); G02B 27/01 (2013.01); G02B 27/0101 (2013.01); G08G 1/16 (2013.01); G09G 5/00 (2013.01); B60K 2370/334 (2019.05); B60K 2370/52 (2019.05); G02B 2027/0114 (2013.01); G02B 2027/0141 (2013.01); G09G 2320/08 (2013.01); G09G 2354/00 (2013.01); G09G 2380/10 (2013.01);
Abstract

A projection display device includes: a light modulation unit that spatially modulates, in accordance with image data that has been input, light emitted by a light source; a projection optical system that projects the light that has been spatially modulated onto a projection surface of a vehicle; a measurement information acquisition unit that acquires measurement information measured by an information measuring device; an image display control unit that performs either first display control or second display control as defined herein; and a warning determination unit that determines, in accordance with the measurement information, whether or not a warning is necessary, and the image display control unit performs the second display control when the warning determination unit determines that the warning is necessary, and performs the first display control when the warning determination unit determines that the warning is not necessary.


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