| abstract |
The present application mainly relates to a bone conduction speaker, the bone conduction speaker includes: a magnetic circuit component for providing a magnetic field; a vibration component, at least a part of the vibration component is located in the magnetic field, and converts an electrical signal input to the vibration component into a mechanical vibration signal and a housing comprising a body-facing side of the housing and a back of the housing opposite the housing panel, and a side of the housing between the housing panel and the back of the housing, the housing containing a vibration assembly that causes the housing panel and the back of the housing to vibrate , the vibration of the housing panel has a first phase, and the vibration of the back of the housing has a second phase, wherein, when the vibration frequency of the housing panel and the vibration frequency of the back of the housing are from 1000Hz to 2000Hz, the absolute value of the difference between the first phase and the second phase less than 60 degrees. |