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:
Nov. 10, 2015

Filed:

Jan. 30, 2013
Applicant:

Fraunhofer-gesellschaft Zur Foerderung Der Angewandten Forschung E.v., Munich, DE;

Inventors:

Andreas Silzle, Buckenhof, DE;

Ulrik Heise, Vienna, AT;

Stefan Varga, Erlangen, DE;

Matthias Lang, Berching, DE;

Oliver Hellmuth, Erlangen, DE;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60R 11/02 (2006.01); H04R 5/02 (2006.01); H04R 1/32 (2006.01); B60R 11/00 (2006.01); B60R 13/01 (2006.01);
U.S. Cl.
CPC ...
B60R 11/0217 (2013.01); H04R 1/323 (2013.01); H04R 5/023 (2013.01); B60R 2011/0028 (2013.01); B60R 2013/016 (2013.01); H04R 2499/13 (2013.01);
Abstract

Embodiments disclose a vehicle which has a vehicle ceiling having a first sound wave reflection portion having a first sound wave reflection characteristic and a second portion having a second sound wave reflection characteristic, wherein the first sound wave reflection portion is more sound wave reflecting than the second sound wave reflection portion and at least one speaker arranged in the vehicle, so that a main sound emission direction is directed to the first sound wave reflection portion, so that a sound wave emitted by the speaker and reflected by the first sound wave reflection portion is perceptible as a diffuse sound by a person in the vehicle.


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