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US 2013/0094681 A1Published application
Acoustic Generator
AssigneeKYOCERA Corporation
InventorsShuichi Fukuoka, Noriyuki Kushima, Hiroyuki Kawamure, Hiroshi Ninomiya
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Abstract
Provided is an acoustic generator which has a high sound pressure at ultrahigh frequencies and which can suppress occurrence of large peak dips. An acoustic generator includes a film, a frame member disposed on an outer peripheral edge of the film, a piezoelectric element disposed on the film and inside the frame member, and a resin layer filled inside the frame member so as to cover the piezoelectric element.
Claims16
An acoustic generator, comprising:
- a film;
- a frame member disposed on an outer peripheral edge of the film;
- a piezoelectric element disposed on the film and inside the frame member;
- and
- a resin layer filled inside the frame member so as to cover the piezoelectric element.
2 more elements
Dependencies are inferred from the claim text.