<p>The present invention relates to a piezoelectric vibration module which includes a vibration plate which includes a bottom plate and piezoelectric devices which generate vibration by repeating expansion and contraction according to the application of external power. The piezoelectric devices are symmetrically arranged on the bottom plate of the vibration plate.</p>
申请公布号
KR20130125170(A)
申请公布日期
2013.11.18
申请号
KR20120048710
申请日期
2012.05.08
申请人
SAMSUNG ELECTRO-MECHANICS CO., LTD.
发明人
KIM, JAE KYUNG;PARK, DONG SUN;CHOI, JOON;SON, YEON HO