Low-Crosstalk Bandwidth Expansion in $32\times 32$ Silicon Optical Switch with Port-Exchanged Mach-Zehnder Switch

Keijiro Suzuki,Ryotaro Konoike,Satoshi Suda,Hiroyuki Matsuura,Shu Namiki,Hitoshi Kawashima,Kazuhiro Ikeda

2019 24th OptoElectronics and Communications Conference (OECC) and 2019 International Conference on Photonics in Switching and Computing (PSC)（2019）

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摘要

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.

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关键词

Photonic integrated circuits,Packaging technology of photonic devices and circuits

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