JPS5896398

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DESCRIPTION JPS5896398
[0001]
Brief description of the drawings
[0002]
Fig. 1 (A cross-sectional view of a conventional ultrasonic ceramic microphone, Fig. 2 is a crosssectional view of an ultrasonic ceramic microphone according to an embodiment of the present
invention, and Fig. 3 is an explanatory view of directivity of the ultrasonic ceramic multi
microphone It is. 10 · · · · · · · · · · · · · · · · · · Bimorph oscillator, 11 · · · cone-shaped resonator, 13 · · ·
Buffering material, 14a · · · · · · · · · · · · · release Object horn, 15 · · · · · · · · · · · · · · · · · · · terminal
plate, 18 · · · · · · · · · · · · · · ·.
04-05-2019
1