InP grating coupler design for vertical coupling of InP and silicon chips

Yingheng Tang,Keisuke Kojima,Mitsunobu Gotoda,Satoshi Nishikawa,Shusaku Hayashi,Toshiaki Koike-Akino,Kieran Parsons,Thomas Meissner,Bowen Song,Fengqiao Sang,Xiongsheng Yi,Jonathan Klamkin

InP grating coupler design for vertical coupling of InP and silicon chips

2020

Yingheng Tang
Keisuke Kojima
Mitsunobu Gotoda
Satoshi Nishikawa
Shusaku Hayashi
Toshiaki Koike-Akino
Kieran Parsons
Thomas Meissner
Bowen Song
Fengqiao Sang
Xiongsheng Yi
Jonathan Klamkin

We present the design strategy of shallow-angle grating couplers for vertical emission from InP devices, and then discuss the focusing effect of a 2D grating. Measured beam shapes from prototyped devices agree well with the simulation results.

Keywords:

Optoelectronics
Grating
Materials science
Silicon
Coupling
Design strategy
Beam (structure)

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