Without any delays, here are the best Phones with Ultrasonic Fingerprint Sensors (November 2025) that make the cut: ...
Abstract: In the actual operation of ultrasonic motors, their real-time output speed and thrust are closely related to the real-time input voltage and current. Judging the output mechanical ...
Abstract: In this article, a 3-D displacement sensor system based on a Hall chip array and its signal-resolving algorithm is proposed for bearingless motors. The theoretical analysis of the magnetic ...
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