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:
Jun. 02, 2020
Filed:
Apr. 07, 2017
Jrd Communication (Shenzhen) Ltd, Shenzhen, Guangdong, CN;
Zhihua Wu, Guangdong, CN;
Xiulu Jin, Guangdong, CN;
Linfang Li, Guangdong, CN;
Wenfei Wu, Guangdong, CN;
Siqin Feng, Guangdong, CN;
JRD COMMUNICATION (SHENZHEN) LTD, Shenzhen, CN;
Abstract
An external speaker assembly and an audio apparatus are disclosed. The external speaker assembly comprises a housing, a speaker unit and a driving circuit; the external speaker assembly is detachably connected to an audio device; when the external speaker assembly is connected to the audio device, a sealed cavity is formed by the housing and a rear cover of the audio device; the speaker unit and the driving circuit are received in the sealed cavity; the driving circuit is configured to connect to the audio device, and receive an audio signal from the audio device to drive the speaker unit to produce sounds.