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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.:

US 10254541 B1

PDFFull Text
Date of Patent:
Apr. 09, 2019

Filed:

Oct. 30, 2017

Head up display device

Applicant:

Japan Display Inc., Tokyo, JP;

Inventors:

Tatsuya Yata, Tokyo, JP;

Naoyuki Takasaki, Tokyo, JP;

Assignee:

Japan Display Inc., Tokyo, JP;

Attorney:

Michael Best & Friedrich LLP

Primary Examiner:

Sultan Chowdhury

Int. Cl.
CPC ...
G03B 21/28 (2006.01); G02B 27/01 (2006.01); G02B 27/28 (2006.01); G02F 1/01 (2006.01); G02F 1/1335 (2006.01); G02F 1/1368 (2006.01); G02F 1/137 (2006.01); G09G 3/34 (2006.01); G09G 3/00 (2006.01); G02B 5/30 (2006.01);
U.S. Cl.
CPC ...
G02B 27/0101 (2013.01); G02B 27/283 (2013.01); G02F 1/0136 (2013.01); G02F 1/137 (2013.01); G02F 1/1368 (2013.01); G02F 1/133528 (2013.01); G03B 21/28 (2013.01); G09G 3/002 (2013.01); G09G 3/3406 (2013.01); G02B 5/3083 (2013.01); G02B 2027/014 (2013.01); G02B 2027/0118 (2013.01); G09G 2320/041 (2013.01); G09G 2320/0646 (2013.01); G09G 2320/0686 (2013.01); G09G 2330/045 (2013.01); G09G 2380/10 (2013.01);
Abstract

According to one embodiment, a display device includes a polarization separation element which transmits first polarized light, and reflects second polarized light, a first optical modulation unit which displays a first image by using transmitted light, a second optical modulation unit which displays a second image by using reflected light, and a projector which projects the first image onto a first projection area of a projection plane, and projects the second image onto a second projection area different from the first projection area of the projection plane.

Find Patent Forward Citations

Yata, Tatsuya. (2019). Head up display device (U.S. Patent No. 10254541). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10254541

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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