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. 10, 2024
Filed:
Mar. 31, 2021
Huawei Technologies Co., Ltd., Guangdong, CN;
HUAWEI TECHNOLOGIES CO., LTD., Shenzhen, CN;
Abstract
A mobile terminal is provided, including a housing () and a speaker (). The speaker () includes a box () and a sound generation unit (). The box () includes a first cover body (), a second cover body (), and a cover plate (). A first chamber is formed between the sounding unit () and the inner bottom wall of the first cover body, and a sound hole () is disposed in the first cavity (). A second cavity () is formed between the sound generation unit () and the second cover body (). The sound generation unit () includes a diaphragm (). A resonant cavity () with a through hole () on one side is formed in the first cover body (), the cover plate () covers the through hole (), and a microhole () is disposed. Airflow enters the second cavity () through the microhole ().