Abstract: A double-membrane capacitive pressure sensor comprising a glass substrate, wherein a shallow groove is formed in the center of the glass substrate; a shallow groove through-hole is formed in the center of the shallow groove, and the shallow groove through-hole extends from the bottom surface of the shallow groove to the bottom surface of the glass substrate; a capacitor C1 capable of measuring the low-pressure difference and a capacitor C2 capable of measuring the high-pressure difference are arranged above the shallow groove; the capacitor C1 capable of measuring the low-pressure difference comprises a bottom electrode plate and a thin pressure sensitive membrane, and the capacitor C2 capable of measuring the high-pressure difference comprises a thick pressure sensitive membrane and a top electrode plate.

Abstract: A double-membrane capacitive pressure sensor comprising a glass substrate, wherein a shallow groove is formed in the center of the glass substrate; a shallow groove through-hole is formed in the center of the shallow groove, and the shallow groove through-hole extends from the bottom surface of the shallow groove to the bottom surface of the glass substrate; a capacitor C1 capable of measuring the low-pressure difference and a capacitor C2 capable of measuring the high-pressure difference are arranged above the shallow groove; the capacitor C1 capable of measuring the low-pressure difference comprises a bottom electrode plate and a thin pressure sensitive membrane, and the capacitor C2 capable of measuring the high-pressure difference comprises a thick pressure sensitive membrane and a top electrode plate;

Abstract: Disclosed is a target tracking method, applicable to an electronic device, the electronic device being provided with a camera and an ultra wideband module, the method comprising: determining, by the ultra wideband module, first relative position information of a tracked target with respect to the electronic device; determining, by the camera, second relative position information of the tracked target with respect to the electronic device; determining third relative position information of the tracked target with respect to the electronic device on the basis of the first relative position information and the second relative position information; and controlling, on the basis of the third relative position information, the electronic device to track the movement of the target. The present invention realizes the technical effect of improving stability and robustness of a target tracking method. Also disclosed are a target tracking apparatus and a storage medium.