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:
Feb. 09, 2016
Filed:
Oct. 28, 2014
Applicants:
Yunxia Xu, Shenzhen, CN;
Yi Shao, Shenzhen, CN;
Assignee:
AAC Acoustic Technologies (Shenzhen) Co., Ltd., Shenzhen, CN;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04R 9/06 (2006.01); H04R 1/00 (2006.01); H04R 7/00 (2006.01); H04R 3/00 (2006.01); H04R 1/06 (2006.01); H04R 9/02 (2006.01);
U.S. Cl.
CPC ...
H04R 1/00 (2013.01); H04R 1/06 (2013.01); H04R 3/00 (2013.01); H04R 7/00 (2013.01); H04R 9/025 (2013.01); H04R 9/06 (2013.01); H04R 2400/11 (2013.01); H04R 2499/11 (2013.01);
Abstract
A micro-speaker is disclosed. The micro-speaker includes a frame, a magnetic circuit unit in the frame, a diaphragm, and a voice coil connected to the diaphragm. The frame includes a plurality of blocks for positioning the magnetic circuit unit. The voice coil includes a pair of lead wires. The block has an upper surface, a side surface and a bottom surface treated by laser direct structuring process for electrically connecting to the lead wires of the voice coil.