Method for damping an ultrasonic transducer

Electrical generator or motor structure – Non-dynamoelectric – Piezoelectric elements and devices

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310319, 73584, H01L 4110

Patent

active

041568230

ABSTRACT:
In an ultrasonic wave generator or receiver using an ultrasonic wave transducer, a negative immittance converter is inserted in a circuit of the generator or receiver in order to cancel components which impede the damping characteristics of the ultrasonic transducer.

REFERENCES:
patent: 2416337 (1947-02-01), Mason
patent: 3409787 (1968-11-01), Agalides et al.
patent: 3532911 (1970-10-01), Roberts et al.
patent: 3601712 (1971-08-01), Elazar
patent: 3903733 (1975-09-01), Murayama

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