US 11,902,731 B1
Open earphones
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); and Xin Qi, Shenzhen (CN)
Assigned to SHENZHEN SHOKZ CO., LTD., Shenzhen (CN)
Filed by SHENZHEN SHOKZ CO., LTD., Guangdong (CN)
Filed on Jul. 9, 2023, as Appl. No. 18/349,167.
Application 18/349,167 is a continuation of application No. PCT/CN2023/079409, filed on Mar. 2, 2023.
Claims priority of application No. 202211336918.4 (CN), filed on Oct. 28, 2022; application No. 202223239628.6 (CN), filed on Dec. 1, 2022; and application No. PCT/CN2022/144339 (WO), filed on Dec. 30, 2022.
Int. Cl. H04R 25/00 (2006.01); H04R 1/10 (2006.01)
CPC H04R 1/1016 (2013.01) [H04R 1/105 (2013.01); H04R 1/1066 (2013.01); H04R 1/1025 (2013.01); H04R 2460/09 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An open earphone, comprising:
a sound production component; and
an ear hook including a first portion and a second portion connected in sequence, wherein the first portion is hung between an auricle of a user and a head of the user, the second portion extends toward a front outer side of the auricle and connects to the sound production component, and the sound production component is located close to the ear canal but does not block the opening of the ear canal;
wherein the sound production component and the auricle have a first projection and a second projection on a sagittal plane, respectively, a centroid of the first projection 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 is within a range of 0.25-0.6, the centroid of the first projection has 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 is within a range of 0.4-0.7.