Dec 17, 2025
PDF | On Mar 1, 2024, Faranak Khosravi and others published Optimizing performance in elastic optical networks using advanced reconfigurable optical add-drop multiplexers: A novel design approach
Dec 27, 2025
We report an eight-channel reconfigurable optical add-drop multiplexers (ROADMs) based on cascaded microring resonators with low power-consumption and compact footprint. Microheaters are fabricated
Mar 12, 2026
Network operators diversify service offerings and enhance network eficiency by leveraging bandwidth-variable transceivers and colorless flexible-grid reconfigurable optical add-drop multiplexers
Aug 22, 2025
We experimentally demonstrate a mode-selective ROADM for two transverse-electric modes using a mode-selective phase shifter in the switch. We show 40 Gbps NRZ transmission and 20 GBaud
Feb 13, 2026
Reconfigurable Optical Add/Drop Multiplexers (ROADMs) are going to change the landscape for future metro optical networks. In this paper, we
Mar 02, 2026
OADM is used in metro/access networks to enable the selective add and drop of optical channels. It is a low-loss, low-cost passive device that offers
Oct 01, 2025
The analysis covers critical design trade-offs including insertion loss, crosstalk isolation, port scalability, and operational flexibility while addressing
Jan 13, 2026
An integrated reconfigurable optical add-drop multiplexer (ROADM) for mode-division-multiplexing systems is proposed and demonstrated for the
Feb 17, 2026
A reconfigurable optical add-drop multiplexer (ROADM) using special modal field redistribution is proposed and demonstrated to enable the selective access of any mode-/wavelength-channels.
Mar 11, 2026
Reconfigurable optical add-drop multiplexer (ROADM) is one of the key building blocks for on-chip optical networks, which can download the desired signals from the bus waveguide to the
Sep 11, 2025
Reconfigurable wavelength-selective devices are essential components of flexible optical networks. Here the authors show a silicon-photonic add-drop multiplexer meeting the strict
Apr 02, 2026
In this letter, we propose a ROADM based on a Benes network for mode-division multiplexing systems.
Jul 21, 2025
Scalable and Economically Efficient Design for Elastic optical networks. Network operators diversify service offerings and enhance network efficiency by leveraging bandwidth-variable
Apr 17, 2026
The main goal of this paper is to analyze the impact of several MB node architectures (namely baseline, common-band and compact MB node architectures) on the total network capacity
Jul 07, 2026
Because of these limitations of existing mode splitters and separators, the idea of convenient spatial reconfigurable add-drop multiplexers (SRADMs) is still challenging.
Oct 09, 2025
Compact Eight-Channel Thermally Reconfigurable Optical Add/Drop Multiplexers on Silicon Abstract: A compact thermally reconfigurable optical add/ drop multiplexer (ROADM) is
Aug 18, 2025
Space-division multiplexing (SDM) is expected to increase the capacity of photonic networks. Reconfigurable optical add-drop multiplexers (ROADMs) for SDM-based networks must
Mar 09, 2026
Therefore, the embodiments of this application provide a reconfigurable optical add/drop multiplexer, where the reconfigurable optical add/drop multiplexer can reduce an...
Feb 11, 2026
Reconfigurable Optical Add/drop Multiplexers, ROADMs, are key enablers of the modern-day optical communication services to support the remote provisioning of the optical links
Jul 22, 2025
We propose a reconfigurable optical add/drop multiplexer-demultiplexer based on arrayed waveguide grating with fold-back technique in AWG. The design with 8 channels incorporates a
Dec 11, 2025
In this paper, we propose and demonstrate a 32 × 4 optical switch using high-index doped silica glass (HDSG) for ROADM applications.
Apr 30, 2026
In optical fiber telecommunications, the ability to drop and add a single wavelength channel without having to convert all the channels in and out of electronics has been very useful; reconfigurable
Mar 11, 2026
In this paper, we propose a low-loss hybrid architecture for a ROADM subsystem that combines the best features of the latest available ROADM designs. A metro network testbed has
Feb 01, 2026
Abstract In this paper, we propose a novel integrated reconfigurable optical add-drop multiplexer (RODAM) structure based on using an Opto-VLSI processor and a 4-f imaging system.
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