Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
July 12, 2022
Patent Application Number
17253063
Date Filed
May 24, 2019
Patent Citations Received
Patent Primary Examiner
A connection structure for optical waveguide chips includes a silica-based PLC in which grooves are formed, spacer steel balls fitted in the grooves, and silica-based PLCs in which grooves into which the spacer steel balls to be fitted are formed, the silica-based PLCs being mounted on the silica-based PLC by being supported by the spacer steel balls. A conductor wire formed in the silica-based PLC and a conductor wire formed in the silica-based PLC are electrically connected to each other by a conductor film formed in the groove, the spacer steel balls and a conductor film formed in the groove.
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