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:
Dec. 20, 2011
Filed:
Sep. 27, 2007
Applicants:
Tetsuya Sano, Tokyo, JP;
Toshiyuki Takahashi, Tokyo, JP;
Inventors:
Tetsuya Sano, Tokyo, JP;
Toshiyuki Takahashi, Tokyo, JP;
Assignee:
Sony Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K 7/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
A cooling device for an acoustic apparatus includes a cooling fan that is turned on and off, and adjusted in quantity of airflow in accordance with an apparatus temperature, wherein when the apparatus temperature is lower than a value requiring immediate cooling, and when an audio output is in a mute state, the cooling fan is not changed in operating state.