Ultrasonic transmitter

Details Ultrasonic transmitter Ultrasonic transmitter

1981-01-23

1982-10-05

Farley, Richard A.

Communications, electrical: acoustic wave systems and devices

Transmitter systems

367138, G01S 752, G10K 1100

Patent

active

043531237

ABSTRACT:
It is the aim of the exemplary disclosure to create a simple system with as great a variability as possible wherein a pulse generator for each ultrasonic transducer element comprises a digital frequency control member for controlling the pulses to be fed to the transducer element and at which at least the pulse frequency (f.sub.s) can be selected by means of an input digital value (FW).

REFERENCES:
patent: 4020446 (1977-04-01), Iida et al.
patent: 4027280 (1977-05-01), Beyers, Jr.
patent: 4049953 (1977-09-01), Evans, Jr.
patent: 4190818 (1980-02-01), Follin et al.

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