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:
Sep. 21, 2021
Filed:
Dec. 31, 2016
Goertek Inc., Shandong Province, CN;
Yang Hua, Shandong Province, CN;
Ze Wang, Shandong Province, CN;
Hongwei Zhou, Shandong Province, CN;
Dehua Li, Shandong Province, CN;
Goertek Inc., Shandong, CN;
Abstract
The present disclosure discloses a loudspeaker and a method for improving directivity of a sound of a loudspeaker, a head-mounted device and a method for improving a sound effect of a head-mounted device. The loudspeaker comprises: a housing, a magnetic circuit unit that is provided within the housing and is for generating a magnetic force, a voice coil that vibrates by the magnetic force, and a vibrating diaphragm that in response to the vibration of the voice coil vibrates and generates a sound; wherein the loudspeaker further comprises a curved-surface extension structure; the curved-surface extension structure connects to the vibrating diaphragm, and radiating the sound generated by the vibrating diaphragm into a predetermined directivity range.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile