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. 21, 2021
Filed:
Aug. 19, 2020
Aac Technologies Pte. Ltd., Singapore, SG;
AAC Technologies Pte. Ltd., Singapore, SG;
Abstract
The present invention discloses a screen sounding exciter and an electronic device. The screen sounding exciter includes a first magnetic circuit system, an electromagnetic driving system, and a second magnetic circuit system which are sequentially arranged along a vibrating direction of the display screen from top to bottom, and an elastic member, the electromagnetic driving system includes a first electromagnet, a second electromagnet, and a magnetic conductive shell isolating a bottom of the first electromagnet from a top of the second electromagnet; a top of the first electromagnet is spaced apart from a bottom of the first magnetic circuit system to form a first vibrating gap; a bottom of the second electromagnet is spaced apart from a top of the second magnetic circuit system to form a second vibrating gap.