BONE VOICEPRINT SENSOR AND MANUFACTURING METHOD THEREFOR, AND ELECTRONIC DEVICE

Disclosed in the present disclosure are a bone voiceprint sensor and a manufacturing method therefor, and an electronic device. The bone voiceprint sensor comprises a sensor unit and a vibration pickup unit, wherein the sensor unit is provided with a packaging cavity, the vibration pickup unit has an accommodating cavity, the packaging cavity is in communication with the accommodating cavity, the vibration pickup unit comprises a vibrating assembly arranged in the accommodating cavity, the vibrating assembly comprises a vibrating diaphragm and a mass block connected to each other, the mass block is provided with a pre-perforated recess, the pre-perforated recess is configured such that air-permeable micropores penetrating the vibrating assembly are formed by means of the pre-perforated recess, the sensor unit and/or the vibration pickup unit is/are provided with a gas leakage hole(s), and gas in the packaging cavity and the accommodating cavity is discharged through the air-permeable micropores and the gas le