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. 13, 2017
Filed:
Apr. 15, 2014
Applicant:
Goertek Inc., Shandong, CN;
Inventors:
Assignee:
GOERTEK INC., Weifang, Shandong Province, CN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04R 9/08 (2006.01); H04R 1/28 (2006.01); H04R 1/02 (2006.01);
U.S. Cl.
CPC ...
H04R 1/2826 (2013.01); H04R 1/288 (2013.01); H04R 1/2842 (2013.01); H04R 1/2888 (2013.01); H04R 1/2896 (2013.01); H04R 1/021 (2013.01);
Abstract
A speaker module includes a casing and a speaker unit housed and fixed in the casing, a rear acoustic cavity being formed between the casing and the speaker unit, wherein at least one baffle wall is provided on the casing in the rear acoustic cavity and divides the rear acoustic cavity into at least two cavities, and wherein at least one slit is formed between the baffle walls or on the baffle wall, so that sound generated by the speaker unit can spread to an adjacent cavity inside the rear acoustic cavity through the slit.