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. 07, 2014
Filed:
Jan. 23, 2013
Wentao Jiang, Shenzhen, CN;
Lei Shi, Shenzhen, CN;
Wentao Jiang, Shenzhen, CN;
Lei Shi, Shenzhen, CN;
AAC Acoustic Technologies (Shenzhen) Co., Ltd., Shenzhen, CN;
AAC Microtech (Changzhou) Co., Ltd., Changzhou, CN;
Abstract
Disclosed is a micro-speaker. A micro-speaker includes a frame forming a receiving space, a vibrating unit, a magnetic circuit unit, a number of contacts, a front cover and a back cover. The contacts include a first contact and a second contact retained by the frame and partially exposed out of the frame, and a third contact disposed within the receiving space. The vibrating unit includes a diaphragm and a voice coil with a first terminal and a second terminal. The first terminal is electrically connected to the first contact, the second terminal is electrically connected to the third contact. An FPC is provided to electrically connect the third contact to the second contact.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile