[J1] Photonic Integration Circuits I

[J1-3] Low-Crosstalk Bandwidth Expansion in 32 × 32 Silicon Optical Switch with Port-Exchanged Mach-Zehnder Switch

Best Paper Award

〇Keijiro Suzuki, Ryotaro Konoike, Satoshi Suda, Hiroyuki Matsuura, Shu Namiki, Hitoshi Kawashima, Kazuhiro Ikeda (National Institute of Advanced Industrial Science and Technology (AIST), Japan)

Keywords:Photonic integrated circuits , Packaging technology of photonic devices and circuits

We demonstrate 14.2-nm bandwidth for -20-dB crosstalk in a 32 × 32 strictly-non-blocking Si switch, corresponding to four-times expansion from conventional design. The cross-port extinction that exhibits inherently low wavelength dependency is exploited.