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:
Oct. 25, 2016
Filed:
May. 27, 2014
Samsung Electronics Co., Ltd., Suwon-si, KR;
Dong-sik Shim, Hwaseong-si, KR;
Seog-woo Hong, Yongin-si, KR;
Seok-whan Chung, Hwaseong-si, KR;
Chang-jung Kim, Yongin-si, KR;
SAMSUNG ELECTRONICS CO., LTD., Suwon-si, KR;
Abstract
An electro-acoustic transducer includes: a conductive substrate in which a first trench is formed, and which includes an electrode connection unit surrounded by the first trench; a membrane provided on the conductive substrate; an upper electrode provided on the membrane to contact an upper surface of the electrode connection unit; a first electrode provided on a lower surface of the conductive substrate to contact a lower surface of the electrode connection unit; and a second electrode spaced apart from the first electrode and provided to contact the lower surface of the conductive substrate.