Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Masaki Sugiyama0
Date of Patent
July 6, 2010
Patent Application Number
12025347
Date Filed
February 4, 2008
Patent Primary Examiner
Patent abstract
An optical modulator comprising; an optical waveguide in which input light propagates; a signal electrode having an end portion in which signal microwave is input and having an interaction area in which the signal microwave interacts with the light propagating in the optical waveguide; and, a ground electrode forming a coaxial structure with the signal electrode, wherein, width of the end portion is greater than width of the interaction area and thickness of the end portion is less than thickness of the interaction area.
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