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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.:

US 12506994 B1

PDFFull Text
Date of Patent:
Dec. 23, 2025

Filed:

Dec. 11, 2023

Open earphones

Applicant:

Shenzhen Shokz Co., Ltd., Guangdong, CN;

Inventors:

Lei Zhang, Shenzhen, CN;

Peigeng Tong, Shenzhen, CN;

Guolin Xie, Shenzhen, CN;

Yongjian Li, Shenzhen, CN;

Jiang Xu, Shenzhen, CN;

Tao Zhao, Shenzhen, CN;

Duoduo Wu, Shenzhen, CN;

Ao Ji, Shenzhen, CN;

Xin Qi, Shenzhen, CN;

Assignee:

SHENZHEN SHOKZ CO., LTD., Shenzhen, CN;

Attorney:

METIS IP LLC

Primary Examiner:

Sean H Nguyen

Int. Cl.
CPC ...
H04R 1/10 (2006.01); H04R 1/24 (2006.01); H04R 1/34 (2006.01); H04R 25/00 (2006.01);
U.S. Cl.
CPC ...
H04R 1/1016 (2013.01); H04R 1/1008 (2013.01); H04R 1/105 (2013.01); H04R 1/1066 (2013.01); H04R 1/1075 (2013.01); H04R 1/24 (2013.01); H04R 1/342 (2013.01); H04R 1/1025 (2013.01); H04R 25/607 (2019.05); H04R 2460/09 (2013.01); H04R 2460/11 (2013.01);
Abstract

Disclosed is an open earphone, comprising a sound production component and an ear hook. The ear hook may include a first portion and a second portion connected in sequence. The first portion may be hung between the auricle of a user and the head of the user, the second portion may extend toward a front outer side of the auricle and connect the sound production component, and the sound production component may be located close to the ear canal but not block the opening of the ear canal; wherein the sound production component and the auricle may have a first projection and a second projection on a sagittal plane, respectively, a centroid of the first projection may have a first distance from a highest point of the second projection in a vertical axis direction, a ratio of the first distance to a height of the second projection in the vertical axis direction may be within a range of 0.25-0.6, the centroid of the first projection may have a second distance from an end point of the second projection in a sagittal axis direction, and a ratio of the second distance to a width of the second projection in the sagittal axis direction may be within a range of 0.4-0.7.

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