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. 21, 2025

Filed:

Jul. 20, 2022
Applicant:

Em-tech Co., Ltd., Gyeongsangnam-do, KR;

Inventors:

Yong Hee Oh, Gyeongsangnam-do, KR;

Jae Hwa Lim, Gyeongsangnam-do, KR;

Assignee:

EM-TECH Co., Ltd., Gyeongsangnam-do, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 1/28 (2006.01);
U.S. Cl.
CPC ...
H04R 1/2876 (2013.01);
Abstract

The present disclosure provides a microspeaker enclosure including a block formed of a porous material. The microspeaker enclosure including a block formed of a porous material includes a microspeaker, an enclosure case in which the microspeaker is mounted, the enclosure case including a back volume communicating with the microspeaker, a porous block installed in the back volume, having 3-nm pores having air adsorption performance and 6-nm pores serving as a passage for air circulation in a predetermined ratio, and including porous particles combined as a block, and a film attached to one surface of the porous block.


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