| Title | Voice sensor using thin film polymer |
|---|
Application No. 1020200080551
발명의명칭: 박막형 폴리머를 이용한 음성센서(Voice sensor using thin film polymer)
Int. CI: G01H 11/08 (2006.01.01) G01H 3/10 (2006.01.01)
출원번호(일자): 1020200080551 (2020.06.30)
A voice sensor comprising an inorganic material-based piezoelectric material layer, a polymer, and an electrode for detecting an electrical signal from the piezoelectric material layer, wherein a plurality of unit channels defined by a combination of the piezoelectric material layer and the electrode are arranged in a line and separated, and the polymer thickness is provided in the range of 0.1 to 30 of the thickness of the piezoelectric material layer.
KOR