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:
Dec. 31, 2019
Filed:
Mar. 09, 2018
Applicants:
Kento Nakamura, Kanagawa, JP;
Masato Kusanagi, Kanagawa, JP;
Keita Katagiri, Kanagawa, JP;
Inventors:
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G02B 27/01 (2006.01); G02B 26/10 (2006.01);
U.S. Cl.
CPC ...
G02B 27/0101 (2013.01); G02B 27/01 (2013.01); G02B 27/0179 (2013.01); G02B 26/101 (2013.01); G02B 26/105 (2013.01); G02B 2027/011 (2013.01); G02B 2027/0127 (2013.01); G02B 2027/0145 (2013.01); G02B 2027/0154 (2013.01); G02B 2027/0159 (2013.01);
Abstract
A display device includes an intermediate-image formation unit configured to form an intermediate image on a screen, a projection unit configured to project the intermediate image toward a transmission/reflection member to display a virtual image, a reception unit configured to receive virtual image information about the virtual image, and a correction unit configured to rotate the intermediate image within the screen to correct a defect of the virtual image in accordance with the virtual image information.