Patent ID: 9213138
Filing Date: 2015-12-15
Classification: G02B

Abstract:
1. A PLC module comprising: a base plate; a support layer on the base plate, the support layer having a thickness greater than 1 mm and a hardness of less than 40 Shore A; a heater plate on the support layer; and a planar lightwave circuit having a shape of an arcuate slab having an input port at a first end thereof and a plurality of output ports at a second opposed end thereof, wherein the planar lightwave circuit is adhered to the heater plate over an area spanning between the first and second ends with a first adhesive having a hardness less than 85 Shore A, and wherein the planar lightwave circuit is adhered to the heater plate proximate the second end with a second adhesive having a hardness of greater than 70 Shore D.