CPC G02B 6/12007 (2013.01) [G02B 6/1228 (2013.01); G02B 6/13 (2013.01); G02B 6/29355 (2013.01); G02B 2006/12061 (2013.01)] | 13 Claims |
1. A photonic switch comprising:
a first waveguide including:
a first region extending between a first coupler section and a second coupler section; and
a second region extending between the second coupler section and a third coupler section; and
a second waveguide including:
a first portion extending between the first coupler section and the second coupler section, the first portion including at least two first compensation sections each having a different waveguide width; and
a second portion extending between the second coupler section and the third coupler section, the second portion including at least two second compensation sections each having a different waveguide width; and
at least one variable phase-shifter disposed in at least one of the first waveguide or the second waveguide.
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