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US 2017/0257705 A1Published application
Miniature speaker
AssigneeGoertek Inc.
InventorsXiaodong GUO, Chao JIANG
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AssigneeGoertek Inc.
InventorsXiaodong GUO, Chao JIANG
Estimating the term…
The present invention relates to the technical field of electroacoustic products. Disclosed is a miniature speaker. The miniature speaker comprises an upper housing and a lower housing combined together. A vibration system and a magnetic circuit system are accommodated in the space defined by the upper housing and the lower housing. The upper housing is disposed close to the vibration system. The miniature speaker also comprises a hearing-aid voice coil. The hearing-aid voice coil is fixed to the upper housing and is located at the inner side of the upper housing. The miniature speaker of the present invention solves the problem of poor acoustics caused by collision of a lead wire of a vibrating voice coil with a hearing-aid voice coil of a miniature speaker in the prior art, and the miniature speaker of the present invention has good acoustic performance and a better hearing-aid effect.
A miniature speaker, comprising an upper housing and a lower housing which are combined together, wherein a vibration system and a magnetic circuit system are accommodated in a space defined by the upper housing and the lower housing, and the upper housing is arranged close to the vibration system, wherein the miniature speaker further comprises a hearing-aid voice coil fixed on the upper housing and located at an inner side of the upper housing.
Dependencies are inferred from the claim text.