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:
Mar. 22, 2005

Filed:

Mar. 16, 2001
Applicants:

John Vilkinofsky, Dublin, OH (US);

Hiroshi Kawagishi, Powell, OH (US);

Aaron Ambrose, Columbus, OH (US);

Inventors:

John Vilkinofsky, Dublin, OH (US);

Hiroshi Kawagishi, Powell, OH (US);

Aaron Ambrose, Columbus, OH (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04B001/00 ;
U.S. Cl.
CPC ...
Abstract

A partitioned audio system for an automobile having front speakers and rear speakers wherein a transition phase is provided when the system is switched between single source and dual source modes. When switching from single source mode to dual source mode, the front speaker output gradually increases while the rear speaker output gradually decreases. Similarly, when switching from dual source mode to single source mode, the rear speaker output gradually increases while the front speaker output gradually decreases. In either case, the sound pressure level after switching modes is generally identical to the sound pressure level prior to switching modes.


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