US 11,956,583 B2
Headphone
Hung-Uei Jou, Taichung (TW); Ko-Min Wang, Taichung (TW); and Chung-Yi Huang, Taichung (TW)
Assigned to Merry Electronics Co., Ltd., Taichung (TW)
Filed by Merry Electronics Co., Ltd., Taichung (TW)
Filed on Apr. 22, 2022, as Appl. No. 17/726,543.
Prior Publication US 2023/0345161 A1, Oct. 26, 2023
Int. Cl. H04R 1/10 (2006.01); G01S 17/04 (2020.01); H04R 1/02 (2006.01)
CPC H04R 1/1008 (2013.01) [G01S 17/04 (2020.01); H04R 1/1041 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A headphone comprising:
a headband; and
two ear cups connected to opposite ends of the headband, each of the ear cups comprising:
a shell body having an open end;
a front cover covering the open end of the shell body, the front cover being in a basin form and having a peripheral sidewall and a bottom wall; and
a light sensor located on the peripheral sidewall of the front cover, the light sensor comprising a light-emitting unit and a light detection unit,
wherein when a user wears the headphone, light emitted by the light-emitting unit irradiates a flat portion of a back surface of an ear of the user,
the shell body and the front cover together form a first accommodating space, each of the ear cups further comprises a speaker, the speaker is disposed in the first accommodating space, the speaker has a sound outlet surface, and the sound outlet surface of the speaker faces the bottom wall,
the shell body has a side shell and a bottom shell, the open end is located at an edge of the side shell away from the bottom shell, and the sound outlet surface of the speaker and the bottom shell are arranged in a non-parallel state.