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:
Nov. 04, 2014
Filed:
Nov. 28, 2011
Applicants:
Haruyuki Tsuzuki, Toyota, JP;
Kazuyuki Usami, Ichinomiya, JP;
Inventors:
Haruyuki Tsuzuki, Toyota, JP;
Kazuyuki Usami, Ichinomiya, JP;
Assignee:
Anden Co., Ltd., Anjo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60Q 1/00 (2006.01); B60Q 1/26 (2006.01); B60Q 1/34 (2006.01); B60Q 5/00 (2006.01); G08B 9/20 (2006.01); H04B 1/00 (2006.01);
U.S. Cl.
CPC ...
B60Q 5/008 (2013.01);
Abstract
A control unit generates an annunciation sound signal including multiple frequency components. A sound emission device emits an annunciation sound to an outside of a vehicle according to the annunciation sound signal. The control unit changes a pitch of the annunciation sound signal according to a vehicle speed and changes an output level of the annunciation sound signal according to the pitch of the annunciation sound signal.