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.

Date of Patent:
Jan. 20, 2026

Filed:

Nov. 07, 2020
Applicant:

Goertek Inc., Shandong, CN;

Inventors:

Deyue Wu, Shandong, CN;

He Liang, Shandong, CN;

Minghui Shao, Shandong, CN;

Assignee:

GOERTEK INC., Weifang, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 1/02 (2006.01); H04R 1/28 (2006.01);
U.S. Cl.
CPC ...
H04R 1/021 (2013.01); H04R 1/023 (2013.01); H04R 1/2811 (2013.01); H04R 1/2857 (2013.01);
Abstract

The present disclosure provides a loudspeaker module, comprising a housing and a loudspeaker unit accommodated in a space of the housing, wherein the loudspeaker unit divides the space of the housing into a front sound cavity and a rear sound cavity, a through hole penetrating the housing is provided on the housing at a position corresponding to the front sound cavity, the loudspeaker module further comprises a cover plate covering the through hole, the cover plate comprising at least one metal foam layer and at least one metal sheet layer. Compared with the related art, the cover plate comprises the metal foam layer, so as to weaken the resonance effect of the loudspeaker module and to reduce the distortion of the loudspeaker module, thereby improving the acoustic performance of the loudspeaker module.


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