Is a
Patent attributes
Patent Applicant
Patent Jurisdiction
Patent Number
Patent Inventor Names
Dazeng Feng0
Hong Liang0
Date of Patent
March 5, 2019
0Patent Application Number
146752560
Date Filed
March 31, 2015
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A wafer includes multiple optical devices. One of the devices includes a waveguide that terminates at a facet that is included in a testing port. Light is injected from a light source into the waveguide through the facet without being reflected between exiting from the light source and entering the facet. The devices are separated from the wafer after the light is injected into the waveguide.
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