US 12,317,026 B2
Ear hook personal sound device
Xinhong Wang, Sichuan (CN)
Assigned to SHENZHEN LONGWEI TECHNOLOGY CO., LTD, Shenzhen (CN)
Appl. No. 18/245,582
Filed by SHENZHEN LONGWEI TECHNOLOGY CO., LTD, Shenzhen (CN)
PCT Filed Dec. 11, 2021, PCT No. PCT/CN2021/137275
§ 371(c)(1), (2) Date Mar. 16, 2023,
PCT Pub. No. WO2022/135192, PCT Pub. Date Jun. 30, 2022.
Claims priority of application No. 202011555263.0 (CN), filed on Dec. 24, 2020.
Prior Publication US 2023/0370762 A1, Nov. 16, 2023
Int. Cl. H04R 1/10 (2006.01)
CPC H04R 1/105 (2013.01) [H04R 1/1016 (2013.01); H04R 2225/021 (2013.01); H04R 2225/0213 (2019.05)] 10 Claims
OG exemplary drawing
 
1. An ear hook personal sound device, comprising a housing, a speaker and a front conduction tube, wherein one surface of the speaker is connected and sealed with the front conduction tube, a radiation port is formed on the speaker, and a distance for a sound wave radiated by the speaker to be conducted through the front conduction tube to an opening of an ear canal is d, d<=10 mm; and the other surface of the speaker is configured to directly radiate a sound wave to air and to the opening of the ear canal or conduct the sound wave through a rear conduction tube to the opening of the ear canal, with a shortest conduction distance being a.