Tonpilz piezoelectric transducers with acoustic matching plates for underwater color image transmission

von Inoue, T
Veröffentlicht in: IEEE transactions on ultrasonics, ferroelectrics, and frequency control (1993)

Ultrasonic motors using piezoelectric ceramic multimode vibrators

von Takano, T
Veröffentlicht in: IEEE transactions on ultrasonics, ferroelectrics, and frequency control (1990)