Inverse-Designed InP-Based Polarization Rotator-Splitter

Marko Perestjuk,Hendrik Boerma,Alexander Schindler,Shahram Keyvaninia,Patrick Runge,Martin Schell

Inverse-Designed InP-Based Polarization Rotator-Splitter

2021

Marko Perestjuk
Hendrik Boerma
Alexander Schindler
Shahram Keyvaninia
Patrick Runge
Martin Schell

A size-reduced InP-based inverse-designed polarization rotator-splitter is presented, being the first demonstration of a topology-optimized passive waveguide component on InP. The manufactured device has extinction ratios >10dB for both polarizations over the entire C-band.

Keywords:

Polarization-division multiplexing
Electron-beam lithography
Extinction ratio
Polarization rotator
Materials science
Polarization (waves)
Optoelectronics
Splitter
Waveguide
Photodetector

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