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:
Sep. 20, 2016
Filed:
Aug. 02, 2012
Applicants:
Kenji Ide, Chiba, JP;
Kazuhisa Kito, Kanagawa, JP;
Naotaka Tsunoda, Tokyo, JP;
Inventors:
Assignee:
Sony Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 5/02 (2006.01); H04R 1/10 (2006.01); H04R 5/04 (2006.01);
U.S. Cl.
CPC ...
H04R 1/1025 (2013.01); H04R 1/1075 (2013.01); H04R 1/1083 (2013.01); H04R 5/04 (2013.01); H04R 1/1033 (2013.01); H04R 2201/003 (2013.01); H04R 2201/107 (2013.01);
Abstract
There is provided an earphone device of an ear-hole insertion type having a noise cancelling function, the earphone device including a left channel housing unit that accommodates a left channel driver unit outputting a left channel sound; and a right channel housing unit that accommodates a right channel driver unit outputting a right channel sound. A microphone for noise cancelling and a battery are accommodated in each of the left and right channel housing units.