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:
Aug. 11, 2020
Filed:
Aug. 17, 2018
Applicant:
Bayerische Motoren Werke Aktiengesellschaft, Munich, DE;
Inventor:
Mark Riebe, Kranzberg, DE;
Assignee:
Bayerische Motoren Werke Aktiengesellschaft, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 27/01 (2006.01); B60K 35/00 (2006.01); G02B 1/11 (2015.01);
U.S. Cl.
CPC ...
G02B 27/0101 (2013.01); B60K 35/00 (2013.01); B60K 2370/334 (2019.05); B60K 2370/736 (2019.05); G02B 1/11 (2013.01); G02B 2027/012 (2013.01);
Abstract
A projection apparatus for a head-up display includes an imaging unit designed to produce an image, a projection unit designed to project the image produced by the imaging unit via a projection path onto a projection surface. The projection device includes a convex optical element arranged in the projection path, which is provided with a circular polarizer or is formed as a circular polarizer. The invention further relates to a head-up display having such a projection apparatus and to a corresponding vehicle having such a projection apparatus.