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Related papers: AWG-based Nonblocking Shuffle-Exchange Networks

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Unlike wired networks, the capacity of a wireless network is interference limited due to the broadcast nature of wireless medium. Some multicast wireless network protocols do not consider channel assignment issue, that they cause…

Networking and Internet Architecture · Computer Science 2012-10-12 Abbas Nargesi , Mehdi Ghasemi

The realization of ultra-compact passive silicon photonic devices is becoming more and more important for the future large-scale photonic integration as desired for many systems. Although some compact silicon photonic devices have been…

Optics · Physics 2022-12-05 Jingshu Guo , Laiwen Yu , Hengtai Xiang , Yuqi Zhao , Chaoyue Liu , Daoxin Dai

Spectrum conversion can improve the performance of OFDM-based Elastic Optical Networks (EONs) by relaxing the continuity constraint and consequently reducing connection request blocking probability during Routing and Spectrum Assignment…

Information Theory · Computer Science 2016-07-27 Mohammad Hadi , Mohammad Reza Pakravan

Motivated by the benefits of small world networks, we propose a self-organization framework for wireless ad hoc networks. We investigate the use of directional beamforming for creating long-range short cuts between nodes. Using simulation…

Networking and Internet Architecture · Computer Science 2016-11-15 Abhik Banerjee , Rachit Agarwal , Vincent Gauthier , Chai Kiat Yeo , Hossam Afifi , Bu Sung Lee

To date, there is a need for the development of efficient data and device exchange protocols that this exchange will provide, since standard protocols used in traditional networks can not fully meet the needs of a new type of network. The…

Networking and Internet Architecture · Computer Science 2019-04-04 Maksym Vladymyrenko , Volodymyr Sokolov , Volodymyr Astapenya

All-optical switching technology is a key solution to the future energy crisis in AI computing, where the performance of optical switches plays a critical role. Conventional integrated optical switches typically suffer from poor robustness…

Optics · Physics 2026-04-28 Hongyu Wang , Xudong Gao , Chuanneng Luo , Haijiang Yu , Mengxue Tao , Hanlin Qin

In underwater acoustic (UWA) communication, orthogonal frequency division multiplexing (OFDM) is commonly employed to mitigate the inter-symbol interference (ISI) caused by delay spread. However, path-specific Doppler effects in UWA…

Signal Processing · Electrical Eng. & Systems 2024-09-24 Xiaoquan You , Hengyu Zhang , Xuehan Wang , Jintao Wang

Deep multimodal fusion by using multiple sources of data for classification or regression has exhibited a clear advantage over the unimodal counterpart on various applications. Yet, current methods including aggregation-based and…

Computer Vision and Pattern Recognition · Computer Science 2020-12-08 Yikai Wang , Wenbing Huang , Fuchun Sun , Tingyang Xu , Yu Rong , Junzhou Huang

Leveraging the spatial modes of multimode waveguides using mode-division multiplexing (MDM) on an integrated photonic chip allows unprecedented scaling of bandwidth density for on-chip communication. Switching channels between waveguides is…

The development of deep neural networks is witnessing fast growth in network size, which requires novel hardware computing platforms with large bandwidth and low energy consumption. Optical computing has been a potential candidate for…

Software-defined metasurfaces (SDMs) comprise a dense topology of basic elements called meta-atoms, exerting the highest degree of control over surface currents among intelligent panel technologies. As such, they can transform impinging…

Emerging Technologies · Computer Science 2019-05-08 Christos Liaskos , Ageliki Tsioliaridou , Shuai Nie , Andreas Pitsillides , Sotiris Ioannidis , Ian Akyildiz

We explore the use of glide symmetry (GS) and electromagnetic bandgap (EBG) technology in a glide-symmetric double corrugated gap waveguide (GSDC-GW) slow wave structure (SWS) for traveling wave tube (TWT) applications. Notably, this GS…

In this communication, we propose a framework for amalgamating optical-orthogonal frequency-division multiplexing (O-OFDM) and O-OFDM with index modulation (O-OFDM-IM) for optical wireless systems. Both schemes individually have some…

Signal Processing · Electrical Eng. & Systems 2022-05-23 Ali Waqar Azim , Yannis Le Guennec , Marwa Chafii , Laurent Ros

The applications of Wireless Sensor Networks (WSN) contain a wide variety of scenarios. In most of them, the network is composed of a significant number of nodes deployed in an extensive area in which not all nodes are directly connected.…

Networking and Internet Architecture · Computer Science 2010-04-13 Arabinda Nanda , Amiya Kumar Rath , Saroj Kumar Rout

To meet the ever growing demand for both high throughput and uniform coverage in future wireless networks, dense network deployment will be ubiquitous, for which co- operation among the access points is critical. Considering the…

Information Theory · Computer Science 2014-05-14 Yuanming Shi , Jun Zhang , Khaled B. Letaief

Underwater optical wireless communication (UOWC) is becoming an attractive technology for underwater wireless sensor networks (UWSNs) since it offers high-speed communication links. Although UOWC overcomes the drawbacks of acoustic and…

Networking and Internet Architecture · Computer Science 2018-11-14 Rawan Alghamdi , Nasir Saeed , Hayssam Dahrouj , Tareq Y. Al-Naffouri , Mohamed-Slim Alouini

Incorporating symmetries can lead to highly data-efficient and generalizable models by defining equivalence classes of data samples related by transformations. However, characterizing how transformations act on input data is often…

Machine Learning · Computer Science 2022-07-04 Jung Yeon Park , Ondrej Biza , Linfeng Zhao , Jan Willem van de Meent , Robin Walters

Clustering is a very popular network structuring technique which mainly addresses the issue of scalability in large scale Wireless Sensor Networks. Additionally, it has been shown to improve the energy efficiency and prolong the life of the…

Networking and Internet Architecture · Computer Science 2010-09-10 Khalid Nawaz , Alejandro P. Buchmann

Advancements in Complementary Metal Oxide Semiconductor (CMOS) technology have enabled Wireless Sensor Networks (WSN) to gather, process and transport multimedia (MM) data as well and not just limited to handling ordinary scalar data…

Networking and Internet Architecture · Computer Science 2015-12-14 Taner Cevik , Alex Gunagwera , Nazife Cevik

Advances in Wireless Sensor Network Technology (WSN) have provided the availability of small and low-cost sensor with capability of sensing various types of physical and environmental conditions, data processing and wireless communication.…

Networking and Internet Architecture · Computer Science 2013-06-04 S. Ganesh , R. Amutha