hearable

Ultrasonic transducer array , whose function is to transfer high-frequency electric signal to ultrasound , is an important part of Acoustic Parametric Array . In the Acoustic Parametric Array , the ultrasound formed by the transducer array self-demodulates into hearable sound .

超声换能器阵是声学参量阵的重要组成部分。它的作用是将高频电信号转化为超声波，然后超声波在空气中自解调成为声波。