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:
Jun. 21, 2016
Filed:
Dec. 30, 2013
Applicant:
Hyundai Motor Company, Seoul, KR;
Inventor:
Ki Chul Park, Suwon-si, KR;
Assignee:
Hyundai Motor Company, Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N 1/16 (2006.01); H04R 29/00 (2006.01); H04B 1/00 (2006.01); H04R 25/00 (2006.01); G08B 3/10 (2006.01);
U.S. Cl.
CPC ...
F01N 1/163 (2013.01); F01N 1/166 (2013.01);
Abstract
A system and method automatically controls exhaust sound of a vehicle according to music chosen by a driver for the pleasure of driving. The system may include a media reproducing device which plays music and outputs a music playback signal, a control unit which analyzes a frequency of the music playback signal output from the media reproducing device and generates a drive signal according to the frequency, and a variable valve of a muffler installed in the muffler which adjusts the exhaust sound according to the drive signal output from the control unit.