Filters








41 Hits in 7.6 sec

A Survey of Optical Carrier Generation Techniques for Terabit Capacity Elastic Optical Networks

Muhammad Imran, Prince M. Anandarajah, Aleksandra Kaszubowska-Anandarajah, Nicola Sambo, Luca Poti
2018 IEEE Communications Surveys and Tutorials  
In this survey, we identify salient features of optical multicarrier generators, review and compare these techniques both from a physical and network layer perspective.  ...  Elastic optical networks (EON) have been proposed to meet the network capacity and dynamicity challenges. Hardware and software resource optimization and re-configurability are key enablers for EONs.  ...  Several key challenges of MW sources are also discussed. Section IV provides the detailed survey of recently proposed flexible OFC generation techniques for elastic optical networking.  ... 
doi:10.1109/comst.2017.2775039 fatcat:tzeemf6khfaepcrybdwrzlac4i

All Optical Signal Processing Technologies in Optical Fiber Communication [chapter]

Muhammad Irfan Anis
2019 Optical Fiber Applications [Working Title]  
Elastic networking based on gridless spectrum technology is evolving as a favorable solution for the flexible optical networking supportive next generation traffic requirements.  ...  of network resources as well as implementation of optical node by all optical signal processing in optical fiber communication.  ...  Next generation optical networking is expected to cope with a number of challenges, especially in terms of elastic optical nodes [7], as there is always a need of increasing flexibility in the allocation  ... 
doi:10.5772/intechopen.88354 fatcat:no2fe6lbfffxplu54m3amjjpre

A survey of recent developments on flexible/elastic optical networking

I. Tomkos, E. Palkopoulou, M. Angelou
2012 2012 14th International Conference on Transparent Optical Networks (ICTON)  
In such context, new spectrum efficient optical networking techniques have been introduced as a way to offer efficient utilization of the available optical resources.  ...  Given the possibility for such capacity crunch, the research community has focused on seeking solutions that make the most out of the scarce network resources (such as the fiber bandwidth) and allow accommodating  ...  Figure 3 . 3 A categorization of approaches for network optimization of flexible optical networks.  ... 
doi:10.1109/icton.2012.6254409 fatcat:ulihvvgoxjh35fuiom4t5rar3i

A Comparative Survey of Coding, Multiplexing, and Equalization Techniques Used in Coherent Optical Fiber Communications

John Martin Ladrido, Emmanuel Trinidad, James Agustin Molina, Lawrence Materum
2021 International Journal on Advanced Science, Engineering and Information Technology  
This paper focuses on a comparative survey of the current applied fundamental techniques in fiber communication channels.  ...  At the end of this paper, a comparative result is discussed to explain the difference among the current techniques in the literature for the optical engineering community to improve collective coding,  ...  ACKNOWLEDGMENT The Gokongwei Brothers Foundation is acknowledged for supporting this work.  ... 
doi:10.18517/ijaseit.11.3.14093 fatcat:vkmliqhr4vcbtg2eegiyffuzia

Machine Learning Oriented Resource Allocation in C+L+S-bands Extended SDM-EONs

Rahul Jashvantbhai Pandya
2020 IET Communications  
Moreover, the current generation, field existing networks, consume the conventional (C) band of the single-mode single-core fibres.  ...  To overcome this, the spectral and spatial expansion employing multicore (MC), multimode (MM), and multiband (MB, C + L + S) fibre-based spatial division multiplexing (SDM)elastic optical network (EON)  ...  Acknowledgment This work was supported by the Ministry of Human Resource and Development (MHRD) under the Research Seed Money Project at the National Institute of Technology, Warangal, India.  ... 
doi:10.1049/iet-com.2019.1191 fatcat:vn76si35nbhepbzfu3um7cshje

Scaling capacity of fiber-optic transmission systems via silicon photonics

Wei Shi, Ye Tian, Antoine Gervais
2020 Nanophotonics  
This paper provides a system perspective and reviews recent progress in silicon photonics probing all dimensions of light to scale the capacity of fiber-optic networks toward terabits-per-second per optical  ...  AbstractThe tremendous growth of data traffic has spurred a rapid evolution of optical communications for a higher data transmission capacity.  ...  Another remarkable advantage of the superchannel technique is its compatibility with the paradigm of elastic optical networking where the fixed frequency grid of conventional WDM systems is replaced by  ... 
doi:10.1515/nanoph-2020-0309 fatcat:ynkm6ddswfch3nkkfx3mjk2eje

Active Stateful PCE With Hitless LDPC Code Adaptation [Invited]

F. Cugini, F. Fresi, F. Paolucci, G. Meloni, N. Sambo, A. Giorgetti, T. Foggi, L. Potí, P. Castoldi
2014 Journal of Optical Communications and Networking  
The latter use case is then specifically demonstrated in a network testbed including a flexigrid optical network operated with a multicarrier 1 Tb/s transmission with coherent detection.  ...  They include impairmentaware path computations in the context of multirate optical networks, recovery solutions, global defragmentation, and dynamic LSP adaptations.  ...  ACKNOWLEDGMENTS This paper is an extended version of the work presented in [1] . This work was partially supported by the EU-FP7 IDEALIST project under grant agreement number 317999.  ... 
doi:10.1364/jocn.7.00a268 fatcat:7ppalcnztfcyfewmmlp5sebg4q

Resonant electro-optic frequency comb

Alfredo Rueda, Florian Sedlmeir, Madhuri Kumari, Gerd Leuchs, Harald G. L. Schwefel
2019 Nature  
Our result uses a fixed microwave signal that is mixed with an optical-pump signal to generate a coherent frequency comb with a precisely determined carrier separation.  ...  High-speed optical telecommunication is enabled by wavelength-division multiplexing, whereby hundreds of individually stabilized lasers encode information within a single-mode optical fibre.  ...  Prather, “Full spec- tical Carrier Generation Techniques for Terabit Capacity trum millimeter-wave modulation,” Opt.  ... 
doi:10.1038/s41586-019-1110-x pmid:30996319 fatcat:opo6xcflrzhmze6ih2aqfqq2ba

A Survey on Software Defined Networking: Architecture for Next Generation Network

Sanjeev Singh, Rakesh Kumar Jha
2016 Journal of Network and Systems Management  
The evolution of software defined networking (SDN) has played a significant role in the development of next-generation networks (NGN).  ...  In this article, a comprehensive survey is presented on SDN advancement over conventional network.  ...  for higher terabit capacity.  ... 
doi:10.1007/s10922-016-9393-9 fatcat:5jceeirsebe6tlggqlz3y6hws4

Large-scale integrated photonics for high-performance interconnects

R. G. Beausoleil
2011 IEEE Photonic Society 24th Annual Meeting  
An overview of the requirements placed on integrated optical devices by a variety of modern computer applications leads to discussions of active and passive photonic components designed to generate, guide  ...  Law for photonics" that could completely change the economics of integrated optics.  ...  The subsequent demonstration of a pulsed silicon Raman laser used timing and delay techniques to allow carriers generated by TPA to recombine prior to recirculation of the laser pulse [Boyraz and Jalali  ... 
doi:10.1109/pho.2011.6110559 fatcat:yg2hj4ahifeqjm6czwkehfulr4

Large-scale integrated photonics for high-performance interconnects

au]R. G. Beausoleil
2012 IEEE Photonics Conference 2012  
An overview of the requirements placed on integrated optical devices by a variety of modern computer applications leads to discussions of active and passive photonic components designed to generate, guide  ...  Law for photonics" that could completely change the economics of integrated optics.  ...  The subsequent demonstration of a pulsed silicon Raman laser used timing and delay techniques to allow carriers generated by TPA to recombine prior to recirculation of the laser pulse [Boyraz and Jalali  ... 
doi:10.1109/ipcon.2012.6358598 fatcat:jqywccspdngrxl2tts6nkz64lq

Large-scale integrated photonics for high-performance interconnects

Raymond G. Beausoleil
2011 ACM Journal on Emerging Technologies in Computing Systems  
An overview of the requirements placed on integrated optical devices by a variety of modern computer applications leads to discussions of active and passive photonic components designed to generate, guide  ...  Law for photonics" that could completely change the economics of integrated optics.  ...  The subsequent demonstration of a pulsed silicon Raman laser used timing and delay techniques to allow carriers generated by TPA to recombine prior to recirculation of the laser pulse [Boyraz and Jalali  ... 
doi:10.1145/1970406.1970408 fatcat:u5srwafk6bhdhjie47tiijfta4

Enabling Technologies [chapter]

Stefano Santoni, Roberto Cigliutti, Massimo Giltrelli, Pasquale Donadio, Chris Matrakidis, Andrea Paparella, Tanya Politi, Marcello Potenza, Erwan Pincemin, Alexandros Stavdas
2010 Core and Metro Networks  
The 'Wiley Series in Communications Networking & Distributed Systems' is a series of expert-level, technically detailed books covering cutting-edge research, and brand new developments as well as tutorial-style  ...  treatments in networking, middleware and software technologies for communications and distributed systems.  ...  Acknowledgments A. Schinabeck, A. Zottmann and K. Sticht from Alcatel-Lucent Deutschland AG for contributions to Sections 6.4 and 6.5.  ... 
doi:10.1002/9780470683576.ch4 fatcat:6e4hiwr35rbvjl7uvomrwerzb4

The Emerging Core and Metropolitan Networks [chapter]

Andrea Di Giglio, Angel Ferreiro, Marco Schiano
2010 Core and Metro Networks  
For instance, cable faults or traffic overloads are possible causes of traffic reroute: in the connectionless network mode, the new route of a packet connection is not planned in advance and, in general  ...  This implies an exclusive allocation of network resources for the whole duration of the connection.  ...  Currently, backbone nodes need switching capacities of several terabits per second, and this need is predicted to double every 2 years.  ... 
doi:10.1002/9780470683576.ch1 fatcat:qophd7gzd5gltf5qp2kkwryjx4

A Survey of Big Data Machine Learning Applications Optimization in Cloud Data Centers and Networks [article]

Sanaa Hamid Mohamed, Taisir E.H. El-Gorashi, Jaafar M.H. Elmirghani
2019 arXiv   pre-print
In this survey, we present a summary of the characteristics of various big data programming models and applications and provide a review of cloud computing infrastructures, and related technologies such  ...  However, the increasing traffic between and within the data centers that migrate, store, and process big data, is becoming a bottleneck that calls for enhanced infrastructures capable of reducing the congestion  ...  All data are provided in full in the results section of this paper.  ... 
arXiv:1910.00731v1 fatcat:kvi3br4iwzg3bi7fifpgyly7m4
« Previous Showing results 1 — 15 out of 41 results