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Related papers: Modular AWG-based Optical Shuffle Network

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Due to their intrinsic capabilities on parallel signal processing, optical neural networks (ONNs) have attracted extensive interests recently as a potential alternative to electronic artificial neural networks (ANNs) with reduced power…

Signal Processing · Electrical Eng. & Systems 2024-03-05 Yi-Feng Liu , Rui-Yao Ren , Dai-Bao Hou , Hai-Zhong Weng , Bo-Wen Wang , Ke-Jie Huang , Xing Lin , Feng Liu , Chen-Hui Li , Chao-Yuan Jin

Passive Optical Data Centre Networks have been developed due to the performance limitations in current data centres to provide high performance within data centre networks. An AWGR based passive optical network data centre architecture is…

Networking and Internet Architecture · Computer Science 2019-04-10 Azza E. A. Eltraify , Mohamed O. I. Musa , Jaafar M. H. Elmirghani

We demonstrate a wavelength division multiplexing (WDM) concept using demultiplexer-free frequency combs at both transmitter and receiver in a 4-wavelength 200-GHz-grid WDM system with flexible symbol rates, aiming to avoid the power-hungry…

Optics · Physics 2025-04-22 Di Che , Zhongdi Peng , Mikael Mazur , Nicolas Fontaine

We present an evolutionary programming algorithm for solving the dynamic routing and wavelength assignment (DRWA) problem in optical wavelength-division multiplexing (WDM) networks under wavelength continuity constraint. We assume an ideal…

Networking and Internet Architecture · Computer Science 2010-07-15 Urmila Bhanja , Sudipta Mahapatra , Rajarshi Roy

Wavelength division multiplexing (WDM) devices are key elements of Photonic integrated circuits (PICs). Conventional WDM devices based on silicon waveguides and photonic crystals have limited transmittance due to high loss introduced by the…

Orthogonal Frequency Division Multiplexing (OFDM) is a multi-carrier modulation technique which is very much popular in new wireless networks of IEEE standard, digital television, audio broadcasting and 4G mobile communications. The main…

Networking and Internet Architecture · Computer Science 2013-09-30 Ankit Chadha , Neha Satam , Beena Ballal

A resonant guided wave network (RGWN) is an approach to optical materials design in which power propagation in guided wave circuits enables material dispersion. The RGWN design, which consists of power-splitting elements arranged at the…

Optics · Physics 2015-05-14 Eyal Feigenbaum , Harry A. Atwater

The issue of voltage variations caused by integration of renewables has been addressed in this paper through distributed management of Microgrids (MGs). The distribution network (DN) takes the network losses and voltage quality as…

Systems and Control · Electrical Eng. & Systems 2022-02-22 Tao Xu , Lemeng Liang , Zuozheng Liu , Rujing Wang , Lingxu Guo

In this work, we propose an approach for the design of a waveguide structure that allows for efficient and highly asymmetric coupling of the quantum sources with circularly polarized transition dipole moments to the guided mode of the…

Optics · Physics 2021-12-22 Ilya. A. Volkov , Roman S. Savelev

Astrophotonics is the next-generation approach that provides the means to miniaturize near-infrared (NIR) spectrometers for upcoming large telescopes and make them more robust and inexpensive. The target requirements for our spectrograph…

Instrumentation and Methods for Astrophysics · Physics 2016-12-07 Pradip Gatkine , Sylvain Veilleux , Yiwen Hu , Tiecheng Zhu , Yang Meng , Joss Bland-Hawthorn , Mario Dagenais

We consider the problem of scheduling communication on optical WDM (wavelength division multiplexing) networks using the light-trails technology. We seek to design scheduling algorithms such that the given transmission requests can be…

Distributed, Parallel, and Cluster Computing · Computer Science 2011-12-30 Soumitra Pal , Abhiram Ranade

We numerically investigate the light beam propagation in periodic waveguide arrays which are elaborately modulated with certain structures. We find that the light beam may split, coalesce, deflect, and be localized during propagation in…

We consider a wireless distributed computing system based on the MapReduce framework, which consists of three phases: \textit{Map}, \textit{Shuffle}, and \textit{Reduce}. The system consists of a set of distributed nodes assigned to compute…

Information Theory · Computer Science 2024-06-25 Elizabath Peter , K. K. Krishnan Namboodiri , B. Sundar Rajan

Based on the quantum mechanical "Shortcut-to-Adiabatic passage" (STAP), a novel design for the efficient and robust multiple beam splitter is presented in this paper. This multiple beam splitter consists of one input and $N$ output…

Optics · Physics 2024-10-29 Jiahui Zhang , Yating Wei , Li Deng , Yueping Niu , Shangqing Gong

Millimeter-wave (mmWave) technology is one of the most promising candidates for future wireless communication systems as it can offer large underutilized bandwidths and eases the implementation of large antenna arrays which are required to…

Signal Processing · Electrical Eng. & Systems 2019-04-01 Nuno Souto , João Silva , João Pavia , Marco Ribeiro

In this paper, we examine the integration potential and explore the design space of low power thermal reliable on-chip interconnect synthesis featuring nanophotonics Wavelength Division Multiplexing (WDM). With the recent advancements, it…

Hardware Architecture · Computer Science 2014-02-13 Duo Ding , Bei Yu , David Z. Pan

As the standardization of sixth generation (6G) wireless systems accelerates, there is a growing consensus in favor of evolutionary waveforms that offer new features while maximizing compatibility with orthogonal frequency division…

Signal Processing · Electrical Eng. & Systems 2026-02-17 Hyeon Seok Rou , Vincent Savaux , Zeping Sui , Giuseppe Thadeu Freitas de Abreu , Zilong Liu

Next generation wireless networks are expected to provide much higher data throughput and reliable connections for a far larger number of wireless service subscribers and machine-type nodes, which result in increasingly stringent…

Information Theory · Computer Science 2019-04-10 Shuping Dang , Basem Shihada , Mohamed-Slim Alouini

On-chip twisted light emitters are essential components for orbital angular momentum (OAM) communication devices, which could address the growing demand for high-capacity communication systems by providing an additional degree of freedom…

Using Optical Orthogonal Frequency Multiplexing (O-OFDM), variable bandwidth channels can be created in Elastic Optical Networks (EON). This allows the use of spectrum more efficiently by allocating integral multiple of basic bandwidth…

Networking and Internet Architecture · Computer Science 2022-12-09 Varsha Lohani , Anjali Sharma , Yatindra Nath Singh