Patent ID: 11930315
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, the sound production component is located close to an ear canal but does not block an opening of the ear canal, and the sound production component extends at least partially into a cavity of auricular concha; and
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 has a seventh distance from a projection of a highest point of a connection part between the auricle and the head on the sagittal plane in a vertical axis direction, a ratio of the seventh distance to a distance between the projection of the highest point and a projection of a lowest point of the connection part of the auricle and the head on the sagittal plane in the vertical axis direction is within a range of 0.4-0.65, and a ratio of a distance between the centroid of the first projection and an end point of the second projection in a sagittal axis direction to a width of the second projection in the sagittal axis direction is within a range of 0.4-0.65.