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:
May. 10, 2016

Filed:

Jan. 10, 2014
Applicant:

Bose Corporation, Framingham, MA (US);

Inventors:

Cristian M. Hera, Framingham, MA (US);

Ben J. Feng, Sudbury, MA (US);

Assignee:

Bose Corporation, Framingham, MA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04B 1/00 (2006.01); H03G 3/00 (2006.01); B60Q 5/00 (2006.01); H03G 5/16 (2006.01); H04R 1/22 (2006.01); B60W 50/14 (2012.01); G10K 15/02 (2006.01); H03G 9/00 (2006.01);
U.S. Cl.
CPC ...
B60Q 5/005 (2013.01); B60W 50/14 (2013.01); G10K 15/02 (2013.01); H03G 5/16 (2013.01); H03G 9/005 (2013.01); H04R 1/22 (2013.01); B60Q 5/008 (2013.01);
Abstract

In a vehicle equipped with a vehicle sound system, determining a virtual fixed gear ratio; determining a virtual RPM based on the virtual fixed gear ratio; generating a set of harmonic signals based on the virtual RPM, the harmonic signals being sine-wave signals proportional to harmonics of the virtual RPM; processing the harmonic signals to produce a set of processed harmonic signals; and in the vehicle sound system, transducing the processed harmonic signals to acoustic energy thereby to produce an engine sound within a passenger cabin of the vehicle.


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