Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
July 18, 2023
0Patent Application Number
174578930
Date Filed
December 6, 2021
0Patent Citations
0
...
Patent Primary Examiner
An optical waveguide comprises at least two TIR surface and contains a grating. Input TIR light with a first angular range along a first propagation direction undergoes at least two diffractions at the grating. Each diffraction directs light into a unique TIR angular range along a second propagation direction.
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