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:
Nov. 20, 2018
Filed:
Aug. 01, 2017
Avary Holding (Shenzhen) Co., Limited., Shenzhen, CN;
Hongqisheng Precision Electronics (Qinhuangdao) Co.,ltd., Qinhuangdao, CN;
Xian-Qin Hu, Qinhuangdao, CN;
Fu-Wei Zhong, Qinhuangdao, CN;
Yi-Qiang Zhuang, Qinhuangdao, CN;
Chun-Ming Zhou, Qinhuangdao, CN;
Avary Holding (Shenzhen) Co., Limited., Shenzhen, CN;
HongQiSheng Precision Electronics (QinHuangDao) Co, Quinhuangdao, CN;
Abstract
A printed circuit board used as a voice coil includes N board units stacked over one another, each board unit having a first electrically connecting region and a second electrically connecting region, all of the first electrically connecting regions being stacked over one another, all of the second electrically connecting regions being stacked over one another, each board unit having a first circuit structure, a base, and a second circuit structure arranged from top to bottom, in each two adjacent board units, the first electrically connecting region of the second circuit structure of an upper board unit being electrically connected in series with the first electrically connecting region of the first circuit structure of a lower board unit, in each board unit, the first circuit structure being electrically connected in series with the second circuit structure in the second electrically connecting region.