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Tunable optical filters using compound ring resonators for DWDM
(07/28/2003)
The device is based on a loop mirror in a ring resonator. The loop mirror allows tuning by changing the coupling coefficient of a directional coupler. The loop mirror is implemented using a Sagnac configuration to have the ...
Measurements on passive tunable optical filters for DWDM
(06/06/2002)
Measurements on a passive optical fibre tunable filter are presented. The device is based on a loop mirror in a ring resonator. The loop mirror allows tuning by changing the coupling coefficient of a coupler. The novel ...
Sagnac loop in ring resonators for tunable optical filters
(08/01/2005)
General filter architecture using co-and counterpropagation signals are studied. A specific configuration based on a Sagnac loop within a ring resonator is analyzed. Novel tuning, apart from conventional tuning,is achieved ...
Performance investigation of microphotonic-silicon devices in a field-trial all-optical network
(Elsevier Science BvAmsterdamHolanda, 2009)
Demultiplexers for ultranarrow channel spacing based on Mach-Zehnders and ring resonators
(09/01/2004)
Novel demultiplexer configurations based on concatenated Mach-Zehnders and a ring resonator are presented. These new devices exhibit high channel isolation, flexibility, no loss, and megahertz-adjustable full width at half ...
Foundry Polymer-Based Inverted-Rib Waveguides
(2019-01-11)
Development of polymer inverted-rib waveguides based on high-volume CMOS foundry process is presented. Simulation of waveguiding structures using a basic inverted waveguide manufacturing process showed that viable devices ...
Foundry Polymer-Based Inverted-Rib Waveguides
(Ieee, 2018-01-01)
Development of polymer inverted-rib waveguides based on high-volume CMOS foundry process is presented. Simulation of waveguiding structures using a basic inverted waveguide manufacturing process showed that viable devices ...
Control Strategy of True Time Delay Lines
(Taylor & Francis, 2017-03)
This article presents the control of adjustable true time delays applied to an optical beamforming system. First is introduced the response of ring resonators of two and four ports and the cascade and lattice structures. ...
Design conditions in the middle range for implementation of integrated ring resonators in LiNbO3 by direct laser writing
(Institution of Engineering and Technology, 2019-12)
The aim of this work is to design an integrated optical ring resonator to be implemented in LiNbO3 with a 2.5 mm radius and an operating wavelength of 1550 nm. Considering these ring parameters, a free spectral range (FSR) ...