Patent ID: 11902731
Assignee: SHENZHEN SHOKZ CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
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.