Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Yun-Jin Ko0
Je-Hong Kyoung0
Jong-Hyeong Song0
Seung-Do An0
Jae-Wook Jang0
Date of Patent
December 23, 2008
0Patent Application Number
115912260
Date Filed
October 31, 2006
0Patent Primary Examiner
Patent abstract
Disclosed is an optical modulator including: a substrate; an insulation layer disposed on the substrate; a ribbon layer, a center portion of which is spaced apart from the insulation layer by a predetermined gap; a piezoelectric element that is disposed on the ribbon layer and allows the center portion of the ribbon layer to bend vertically; and a passivation layer that is disposed on the piezoelectric element and comprises a main passivation film.
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