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, 2016
Filed:
Apr. 28, 2014
Applicant:
Samsung Electronics Co., Ltd., Suwon-si, KR;
Inventors:
Sang-ha Park, Seoul, KR;
Sung-chan Kang, Hwaseong-si, KR;
Dong-kyun Kim, Suwon-si, KR;
Seog-woo Hong, Yongin-si, KR;
Assignee:
SAMSUNG ELECTRONICS CO., LTD., Suwon-si, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04R 25/00 (2006.01); H04R 23/00 (2006.01);
U.S. Cl.
CPC ...
H04R 23/00 (2013.01); H04R 2201/003 (2013.01);
Abstract
An electro-acoustic transducer includes a plurality of elements that each includes a plurality of cells. The plurality of cells includes at least two membranes that have different thicknesses. The respective frequency bands of the plurality of elements are broader than respective frequency bands of the plurality of cells that configure the plurality of elements.