Polarization-independent wavelength demultiplexer based on a single etched diffraction grating device

C Li, B Xiong, T Chu - Communications Engineering, 2023 - nature.com
Polarization-compatible receivers are indispensable in transceivers used for wavelength
division multiplexing optical communications, as light polarization is unpredictable after …

Cascaded AMZ triplets: a class of demultiplexers having a monitor and control scheme enabling dense WDM on Si nano-waveguide PICs with ultralow crosstalk and …

T Akiyama, S Oda, Y Nakasha, A Hayakawa… - Optics express, 2021 - opg.optica.org
We propose a class of wavelength-division multiplexing (WDM) demultiplexers having a
novel monitor and control scheme enabling dense WDM on Si nano-waveguide (NW) …

1.2 Tbps/cm2 Enabling Silicon Photonics IC Technology Based on 40-nm Generation Platform

T Mogami, T Horikawa, K Kinoshita… - Journal of Lightwave …, 2018 - opg.optica.org
Optical transmitter and receiver ICs, each with a footprint of, were fabricated using a silicon
photonics platform based on 40-nm-node CMOS technology. High-speed transmissions of …

Silicon-wire delayed interferometric wavelength-division multiplexing filters operating in the broadband spectral range

SH Jeong, Y Tanaka - JOSA B, 2018 - opg.optica.org
We present a novel broadband operating multistage delayed interferometric optical
demultiplexer (DI-DeMUX). The devices are proposed, theoretically analyzed through the …

An extremely low-crosstalk WDM demultiplexer with an automatic error-correction capability enabling temperature insensitivity and high-yield integration on low-end …

T Akiyama, S Oda, SH Jeong… - 45th European …, 2019 - ieeexplore.ieee.org
We demonstrate a novel demultiplexer capable to resolve phase-error-induced impairments.
With a simple control algorithm targeting integration, crosstalks of as low as− 58 to− 49 dB …