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Self-protection and self-healing in the context of cognitive radio [article]

Mohammed Zakarya Baba-Ahmed, Badr Benmammar, Fethi Tarik Bendimerad
2014 arXiv   pre-print
Cognitive Radio (CR) operates in different fields as varied, one of these is cognitive radio networks.  ...  In this paper, we propose a new approach used CR, which aims to manage potential failures of computer systems and applications through the introduction of two aspects of autonomous networks to make systems  ...  Self-Awareness in cycle of cognition Self-awareness demonstrates the development of concepts that constitute a major problem in the design of cognitive self-managed networks according to the vision of  ... 
arXiv:1404.0459v1 fatcat:gytjma4mwnd53pftx35jhjkj4i

Advances on Software Defined Wireless Networking

D. B. Rawat, M. Song, C. Xin
2017 EAI Endorsed Transactions on Wireless Spectrum  
Specifically, this special issue publishes following findings: i) a novel context aware medium access control scheme for multichannel buffer-aided cognitive networks to reduce the delay by exploiting the  ...  called QoS-UCB) which balances exploration in terms of occupancy and quality for transmission for stationary environments and discounted QoS-UCB (DQoS-UCB) for the non-stationary case.  ...  presents a context aware medium access control scheme for multichannel cognitive radio networks.  ... 
doi:10.4108/eai.9-1-2017.152095 fatcat:iesrglo2obatfhh2ai5je2abpy

Cross-Layer Protocols for Multimedia Communications over Wireless Networks [article]

Jaydip Sen
2012 arXiv   pre-print
The introduction of broadband wireless mobile ad hoc networks (MANETs) and cellular networks together with increased computational power have opened the door for a new breed of applications to be created  ...  Particularly, the issues like channel estimation techniques, adaptive controls at the application and link layers for energy efficiency, priority based scheduling, transmission rate control at the transport  ...  The flexibility of the cognitive networks presents an opportunity for researchers to reexamine how network protocol layers operate with respect to providing QoS-aware transmission among wireless nodes.  ... 
arXiv:1110.0147v2 fatcat:mhnqcuowkveozi4zede5pyeu5a

Context-Aware Self-optimization in Multiparty Converged Mobile Environments [chapter]

Josephine Antoniou, Christophoros Christophorou, Augusto Neto, Susana Sargento, Filipe Cabral Pinto, Nuno Filipe Carapeto, Telma Mota, Jose Simoes, Andreas Pitsillides
2010 Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering  
environment context.  ...  This paper aims to describe these sub-grouping techniques, in particular how they improve network performance and user experience in the future Internet, in the scope of cognitive autonomic networks.  ...  Context-Aware Session Management The context-awareness in the Session Management entity comes from the recognition of context as triggers or the capability to receive any context requested, e.g. for initiating  ... 
doi:10.1007/978-3-642-11482-3_10 fatcat:22r4rgkzonfkde5whb7xumqnoi

3D video representation and design for ubiquitous environments

Xingang Liu, Shu-Ching Chen, Jianhua Ma, Laurence T. Yang
2013 Multimedia tools and applications  
A number of systems have been developed for dynamic 3D reconstruction from multiple view videos over the past decade.  ...  This special issue is intended to provide a forum for presenting, exchanging and discussing the Multimed Tools Appl (2013) 67:1-6  ...  In the paper "QoS Provisioning Wireless Multimedia Transmission over Cognitive Radio Networks" by Y.  ... 
doi:10.1007/s11042-013-1540-7 fatcat:hhe3bmquxbc2xb2arlayusf72e

Enable Advanced QoS-Aware Network Slicing in 5G Networks for Slice-Based Media Use Cases

Qi Wang, Jose Alcaraz-Calero, Ruben Ricart-Sanchez, Maria Barros Weiss, Anastasius Gavras, Navid Nikaein, Xenofon Vasilakos, Bernini Giacomo, Giardina Pietro, Mark Roddy, Michael Healy, Paul Walsh (+18 others)
2019 IEEE transactions on broadcasting  
Media use cases for emergency services require mission-critical levels of reliability for the delivery of media-rich services such as video streaming.  ...  of missioncritical services to 5G networks presents significant challenges in the Quality of Service (QoS), for emergency service operators.  ...  Finally, SliceNet will introduce cognitive network slice management to achieve Quality of Experience (QoE) aware slicing, which further advances QoS-aware slicing yet is out of the scope of this paper.  ... 
doi:10.1109/tbc.2019.2901402 fatcat:5ano6dnutngzvdkyajpnmchxay

Home M2M networks: Architectures, standards, and QoS improvement

Yan Zhang, Rong Yu, Shengli Xie, Wenqing Yao, Yang Xiao, M Guizani
2011 IEEE Communications Magazine  
In particular: • Context management acquires and composites any contextual information, and adapts the services to diverse contexts.  ...  of admission control, rate control, and other QoS-aware operations. • Security management protects the home M2M network from possible external attack via trusted access control and networked encryption  ...  His research interests include resource, mobility, spectrum, energy, and data management in wireless communications and networking.  ... 
doi:10.1109/mcom.2011.5741145 fatcat:mqgn3im35fblln33prple7yo6a

VISION as a Support to Cognitive Behavioural Systems [chapter]

Luca Berardinelli, Dajana Cassioli, Antinisca Di Marco, Anna Esposito, Maria Teresa Riviello, Catia Trubiani
2012 Lecture Notes in Computer Science  
very high reliability, obtained by an innovative reconfigurable context and resource aware middleware for WSNs.  ...  Indeed, VISION is a software/hardware infrastructure that overcomes the limitations of current technology for Wireless Sensor Networks (WSNs) providing broadband wireless links for 3D video streaming with  ...  context-aware systems, thus to enable the re-configurability of WSNs.  ... 
doi:10.1007/978-3-642-34584-5_10 fatcat:33stebaf55al7dwclahhffosgm

Distributed radio resource usage optimization of WLANs based on IEEE 1900.4 architecture

Eng Hwee Ong, Jamil Y. Khan
2009 2009 2nd IFIP Wireless Days (WD)  
capacity and QoS of wireless networks in a multiple radio access technologies (multi-RAT) landscape.  ...  IEEE 1900.4 is the recently approved standard which specify a policy-based radio resource management (RRM) framework where the decision-making process is distributed between the network-terminal entities  ...  Interactions Interface for LAP Interface for Exchange of Context Information Interface for Context Awareness QLM TABLE I CAPACITY I AND CHANNEL VARIATIONS.  ... 
doi:10.1109/wd.2009.5449703 fatcat:ybstobnujbd2dlntdwmuugc57m

Context-aware Control for Personalized Multiparty Sessions in Mobile Multihomed Systems

Jose Simoes, Susana Sargento, Josephina Antoniou, Christophoros Christophorou, Christophe Janneteau, Nuno Carapeto, Augusto Neto
2009 Proceedings of the 5th International Mobile Multimedia Communications Conference  
important frameworks: context detection and distribution and context-aware multiparty networking, encompassing adaptations at the session, transport, and network layers.  ...  Enriching services with innovative approaches such as context-aware, mobile, adaptable and interactive mechanisms, enables users to experience personalized services seamlessly across different technologies  ...  Cognitive networks are promising for wireless networks, which are highly dynamic and complex to manage.  ... 
doi:10.4108/icst.mobimedia2009.7468 dblp:conf/mobimedia/SimoesSACJCN09 fatcat:lomnkkvspjajbjuzg6iyscewvi

Implementation of Cognitive Radio Networks to evaluate spectrum management strategies in real-time

Alessandro Raschellà, Anna Umbert
2016 Computer Communications  
context of Opportunistic Networks (ONs) and Cognitive Radio Networks (CRNs) can be entirely validated and assessed before their implementation in real systems.  ...  This paper illustrates a Universal Software Radio Peripheral (USRP)-based real-time testbed that is able to evaluate different spectrum management solutions that exploit the Cognitive Radio (CR) paradigm  ...  This work has presented a real-time emulation platform for spectrum management in the context of opportunistic networks and more general cognitive radio networks.  ... 
doi:10.1016/j.comcom.2015.11.009 fatcat:5vaejusyrnfzjncce2fzlryyta

Enhancement Of Capacity In A Mc-Cdma Based Cognitive Radio Network Using Non-Cooperative Game Model

Kalyani J. Kulkarni, Bharat S. Chaudhari
2015 Zenodo  
Focusing the Quality of Service (QoS) of Primary Users (PU), a novel method is proposed for the resource allocation of Secondary Users (SU).  ...  In this paper, we propose the unique Utility Function in the game theoretic model of Cognitive Radio which can be maximized to increase the capacity of the Cognitive Radio Network (CRN) and to minimize  ...  A multiuser video transmission system should consider not only the video quality of each individual user but also different perspectives from a network-level point of view.  ... 
doi:10.5281/zenodo.1109252 fatcat:zm6m4uhuxzhkhiqyq5wnjk4ngi

Special Issue on Recent Advances in Distributed Multimedia Communications

Chang Wen Chen, Wenjun Zeng, Ralf Steinmetz
2008 Proceedings of the IEEE  
This issue introduces recent developments in areas of distributed multimedia communications with theoretical and practical papers spanning a number of emerging and interdependent networking and communication  ...  context aware communications (e.g., ubiquitous computing and IP telephony), network dependability and security (e.g., of nodes and protocols for ad hoc networking), and knowledge media (e.g., semantic  ...  It has been shown that the combination of the new routing protocol and dual description video coding can greatly enhance the ad-hoc network performance for video transmission.  ... 
doi:10.1109/jproc.2007.910474 fatcat:cqcqvt3wnffkflezrwbqt5b5ye

Resource management for QoS support in cognitive radio networks

Kamran Arshad, Richard Mackenzie, Ulrico Celentano, Arpad Drozdy, Stephanie Leveil, Juan Rico, Arturo Medela, Christophe Rosik
2014 IEEE Communications Magazine  
This article identifies the main requirements and challenges for QoS support in cognitive radio networks.  ...  A framework for a two-fold cognitive manager is presented; one part managing spectrum availability on longer timescales and the other handling resource management on shorter timescales.  ...  Table 1 Key requirements for QoS and resource management, and for incumbent protection in cognitive radio networks How Can QoS Be Controlled?  ... 
doi:10.1109/mcom.2014.6766095 fatcat:hzkmdrts25b3fhv2cirqetdtzy

Considering User Behavior in the Quality of Experience Cycle: Towards Proactive QoE-aware Traffic Management

Michael Seufert, Sarah Wassermann, Pedro Casas
2019 IEEE Communications Letters  
A showcase on how network operators can obtain hints on the change of network requirements from detecting user behavior in encrypted video traffic is also presented in this paper.  ...  management.  ...  QUALITY-OF-EXPERIENCE-AWARE TRAFFIC MANAGEMENT The initial goal of the implementation of traffic management by network operators was to meet service-level agreements (SLAs) for data transmissions and to  ... 
doi:10.1109/lcomm.2019.2914038 fatcat:nlerybpkvjgitetb5elmd2vylm
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