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. 11, 2012
Filed:
Jan. 01, 2010
Applicants:
Zhi-jiang Wu, Shenzhen, CN;
Xing-fu Chen, Shenzhen, CN;
Yong-ze Su, Shenzhen, CN;
Inventors:
Assignees:
AAC Acoustic Technologies (Shenzhen) Co., Ltd, Shenzhen, CN;
American Audio Components Inc., La Verne, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04R 25/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A MEMS microphone includes a cover, a housing engaging with the cover for forming a cavity. The housing includes a base and a sidewall extending perpendicularly from the base. A conductive case is provided to cover the cover and the sidewall of the housing. The base defines a periphery portion outside of the cavity for forming a step, and the conductive case locates a bottom end thereof on the step.