![]() The electrostatic ultrasonic transducer 3 in FIG. 7 shows an example of a structure of a wide band oscillation type electrostatic ultrasonic transducer. ![]() The present invention relates to an electrostatic ultrasonic transducer, particularly, an electrostatic ultrasonic transducer capable of reducing influence of distortion and controlling oscillation of an oscillation film by area, an ultrasonic speaker using the electrostatic ultrasonic transducer, a method of reproducing a sound signal by means of the electrostatic ultrasonic transducer, an ultra directional acoustic system and a display device.Īn electrostatic ultrasonic: transducer has been usually known as a wide band oscillation type ultrasonic transducer capable of generating high sound pressure over a high frequency band.
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