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:
May. 06, 2025
Filed:
Jul. 01, 2022
Applicant:
Fortemedia, Inc., Santa Clara, CA (US);
Inventors:
Yu-Xuan Xu, Hsinchu, TW;
Li-Jen Chen, Hsinchu, TW;
Yu-Ting Cheng, New Taipei, TW;
Shih-Chin Gong, Taipei, TW;
Assignee:
FORTEMEDIA, INC., Alviso, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04R 7/02 (2005.12);
U.S. Cl.
CPC ...
H04R 7/02 (2012.12);
Abstract
A package structure of a micro speaker is provided. The package structure includes a substrate having a hollow chamber, a diaphragm suspended over the hollow chamber, a coil embedded in the diaphragm, a carrier board disposed on a bottom surface of the substrate, a first permanent magnetic element disposed on the carrier board and in the hollow chamber, and a lid wrapped around the substrate and the diaphragm. The diaphragm includes an etching pattern. One end of the lid exposes a portion of the top surface of the diaphragm.