Ultrasonic device and inspection device
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United States of America Patent
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Sep 20, 2022
Grant Date -
N/A
app pub date -
Mar 11, 2019
filing date -
Sep 11, 2018
priority date (Note) -
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Abstract
According to one embodiment, an ultrasonic device includes an ultrasonic transmitter. The ultrasonic transmitter includes a first element, a second element, and a driver. The first element is flexing-vibratable at a first resonant frequency. The second element is flexing-vibratable at a second resonant frequency different from the first resonant frequency. The driver is configured to supply a first electrical signal to the first element and to supply a second electrical signal to the second element. The first electrical signal includes a first signal having the first resonant frequency. The second electrical signal includes a second signal having the second resonant frequency.
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