US 11,930,318 B2
Electronic device
Yueh-Kang Lee, Taichung (TW); Jen-Yi Chen, Taichung (TW); and Kai-Yu Jiang, Taichung (TW)
Assigned to Merry Electronics Co., Ltd., Taichung (TW)
Filed by Merry Electronics Co., Ltd., Taichung (TW)
Filed on Jun. 23, 2021, as Appl. No. 17/355,185.
Claims priority of provisional application 63/163,066, filed on Mar. 19, 2021.
Prior Publication US 2022/0303667 A1, Sep. 22, 2022
Int. Cl. H04R 1/22 (2006.01); H04R 1/02 (2006.01)
CPC H04R 1/222 (2013.01) [H04R 1/02 (2013.01)] 19 Claims
OG exemplary drawing
 
1. An electronic device, comprising:
a first substrate, having a through hole, and a first surface and a second surface that are opposite to each other;
a partition wall structure, disposed on the first surface and surrounds to form a first chamber;
a pressurizing component, disposed on the partition wall structure and covering the first chamber, wherein the pressurizing component comprises at least a mass and a vibration membrane;
a second substrate;
a shell, disposed on the second substrate and jointly forms a second chamber with the second substrate, wherein the first chamber is formed in the second chamber;
a plurality of first electrically conductive parts, disposed between the first substrate and the second substrate, wherein there is a gap between any two adjacent first electrically conductive parts; and
a back cavity, wherein air in the back cavity circulates with air in the second chamber through the gap between any two adjacent first electrically conductive parts.