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Introduction to the Retransmission Scheme Under Cooperative Diversity in Wireless Networks [chapter]

Yao-Liang Chung, Zsehong Tsai
2012 Wireless Communications and Networks - Recent Advances  
The authors wish to express their sincere appreciation for financial support from the National Science Council of the Republic of China under Contracts NSC 98-2219-E-002-002 and NSC 99-2219-E-002-002.  ...  Last, but not least, for delay-sensitive flows, the maximum air-transmission delay of an APDU allowed is usually subject to a specific QoS requirement.  ...  Scheme Under Cooperative Diversity in Wireless Networks 431 and the other direction is the multi-radio multi-channel transmission discussed in [12] [13] [14] [15] [16] [17] [18] .  ... 
doi:10.5772/37385 fatcat:jhsiiored5eqbcqfrlfauyexqq

Adaptive Image Transmission With P-V Diversity In Multihop Wireless Mesh Networks

Wei Wang, Dongming Peng, Honggang Wang, Hamid Sharif
2007 Zenodo  
Multirate multimedia delivery applications in multihop Wireless Mesh Network (WMN) are data redundant and delay-sensitive, which brings a lot of challenges for designing efficient transmission systems.  ...  We specifically consider image transmission optimization here. First of all, the maximum supportable source traffic rate is identified by exploring the multihop Effective Capacity (EC) model.  ...  a simple but accurate data link layer model for QoS support under flat-fading and frequency-selective fading radio channel conditions [5] .  ... 
doi:10.5281/zenodo.1080558 fatcat:m2dh5eyhgfcf5ph2fvzxttfdgm

McMAC: Towards a MAC Protocol with Multi-Constrained QoS Provisioning for Diverse Traffic in Wireless Body Area Networks

Muhammad Monowar, Mohammad Hassan, Fuad Bajaber, Musaed Al-Hussein, Atif Alamri
2012 Sensors  
The emergence of heterogeneous applications with diverse requirements for resource-constrained Wireless Body Area Networks (WBANs) poses significant challenges for provisioning Quality of Service (QoS)  ...  To address such challenges, this paper proposes McMAC, a MAC protocol with multi-constrained QoS provisioning for diverse traffic classes in WBANs.  ...  The authors are grateful for this support.  ... 
doi:10.3390/s121115599 pmid:23202224 pmcid:PMC3522977 fatcat:rgzn5chmozh2xeibshcqbhbpzu

Measuring the Performance of Handover Mechanisms in UMTS for Diverse Traffic Services Classes to Improve QoS

Sher Ali, Nasir Saleem, Tayyaba Tareen
2012 International Journal of Computer Applications  
Different scenarios are created for soft and hard handovers in OPNET 14.5 Modeler simulator and conclusion are compiled for each quality of service class from analysis of results.  ...  This paper addresses the analysis of different handover scenarios executed in 3G UMTS network for four different qualities of service classes.  ...  As each QoS class has different levels of losses and delay sensitivity therefore packet end-to-end delay is analyzed separately for each QoS application.  ... 
doi:10.5120/8799-3021 fatcat:ni4lz22ahvb5pmxgpvxpqw25ia

Deep Learning for Radio Resource Allocation with Diverse Quality-of-Service Requirements in 5G [article]

Rui Dong, Changyang She, Wibowo Hardjawana, Yonghui Li, Branka Vucetic
2020 arXiv   pre-print
To accommodate diverse Quality-of-Service (QoS) requirements in the 5th generation cellular networks, base stations need real-time optimization of radio resources in time-varying network conditions.  ...  This brings high computing overheads and long processing delays.  ...  The authors are with the School of Electrical and Information Engineering, University of Sydney, Sydney, NSW 2006, Australia (email: {rui.dong, changyang.she, wibowo.hardjawana, yonghui.li, branka.vucetic  ... 
arXiv:2004.00507v1 fatcat:zfiawcf4nzfolmlgn6izwxb2jq

Media Streaming With Network Diversity

Pascal Frossard, Juan Carlos de Martin, M. Reha Civanlar
2008 Proceedings of the IEEE  
Diversity can bring interesting benefits in supporting resource greedy applications such as media streaming services, by aggregation of bandwidth and computing resources.  ...  Typically, overlay network architectures compensate for lack of quality-of-service guarantees in the network by introducing redundancy in the media delivery system through network diversity.  ...  Wagner for providing figures and helpful contributions to the text.  ... 
doi:10.1109/jproc.2007.909876 fatcat:nditzzavg5hvvbyeulm7rohaku

An efficient scheduling scheme with diverse traffic demands in IEEE 802.16 networks

Fen Hou, Pin-Han Ho, Xuemin (Sherman) Shen
2009 Wireless Communications and Mobile Computing  
Considering the heterogeneity among SSs which have diverse traffic demands, in this paper, we introduce the weighted proportional fair (WPF) scheduling scheme for the Best Effort (BE) service in IEEE 802.16  ...  We develop an analytical model to investigate the performance of WPF in terms of spectral efficiency, throughput, resource utilization, and fairness, where the Rayleigh fading channel and the adaptive  ...  Acknowledgement This work is supported by a research grant from Ontario Centers of Excellence (OCE), Canada.  ... 
doi:10.1002/wcm.807 fatcat:x4cjyalc3zagli5lth3tj7yyda

Adaptive Multi-Dimensional QoS-Based Packet Scheduling Scheme for Multimedia Broadcasting Over Geostationary Satellite Networks

Hongfei Du, Linghang Fan, Barry G. Evans
2007 IEEE GLOBECOM 2007-2007 IEEE Global Telecommunications Conference  
Future success towards 3G and beyond systems is in supporting a variety of multimedia services with diverse quality-of-service (QoS) demands.  ...  Packet scheduling schemes play a key role in providing various QoS support for provisioning multimedia services.  ...  ACKNOWLEDGMENTS This work was supported by the European Commission (EC) within the context of the IST SATNEX project. The financial contribution of the EC towards the project is greatly appreciated.  ... 
doi:10.1109/glocom.2007.876 dblp:conf/globecom/DuFE07 fatcat:5i5dxjxmxzcvtpenxvmbyr37pu

Analysis of DVB-H Network Coverage With the Application of Transmit Diversity

Yue Zhang, Chunhui Zhang, J. Cosmas, Kok-Keong Loo, T. Owens, R. Di Bari, Y. Lostanlen, M. Bard
2008 IEEE transactions on broadcasting  
Transmit diversity improves reception and Quality of Service (QoS) in areas of poor coverage such as sparsely populated or obscured locations.  ...  This paper investigates the effects of the Cyclic Delay Diversity (CDD) transmit diversity scheme on DVB-H networks.  ...  ACKNOWLEDGMENT The authors would like to express their special thanks to all the PLUTO project partners for their valuable contributions to  ... 
doi:10.1109/tbc.2008.2002165 fatcat:j7iuzua63baq7gtsqh5ahqadym

Multi-path routing with end-to-end statistical QoS Provisioning in Underlay Cognitive Radio Networks

Pin-Yu Chen, Shin-Ming Cheng, Weng Chon Ao, Kwang-Cheng Chen
2011 2011 IEEE Conference on Computer Communications Workshops (INFOCOM WKSHPS)  
pose new challenges on existing routing schemes for Quality-of-Service (QoS) provisioning.  ...  We analyze the performance of the duplication-based and coding-aided multi-path routing schemes, where opportunistic transmission is employed to improve the delivery delay due to channel awareness, and  ...  However, the induced interference and the confined radio access create challenges for the existing routing schemes to meet Quality-of-Service (QoS) requirements in such stringent environments.  ... 
doi:10.1109/infcomw.2011.5928921 fatcat:pp4bubni3rdxtjokyyunvtzxcm

Managing path diversity in layer 2 critical networks by using OpenFlow

Elias Molina, Jon Matias, Armando Astarloa, Eduardo Jacob
2015 2015 11th International Conference on Network and Service Management (CNSM)  
Also, many industrial applications have stringent latency requirements that must be met by the Ethernet mesh networks in which they are supported.  ...  However, redundant resources are usually used as backup solutions, being underutilized most of the time.  ...  ACKNOWLEDGMENT This research was partly funded by the Spanish Ministry of Economy and Competitiveness under the "Secure deployment of services over SDN and NFV based networks" project S&NSEC TEC2013-47960  ... 
doi:10.1109/cnsm.2015.7367389 dblp:conf/cnsm/MolinaMAJ15 fatcat:acezwuliufbwzgxt5t5ycs273q

A Dynamic Buffer Management Scheme for End-to-End QoS Enhancement of Multi-flow Services in HSDPA

Suleiman Y. Yerima, Khalid Al-Begain
2008 2008 The Second International Conference on Next Generation Mobile Applications, Services, and Technologies  
End-user multi-flow services support is a crucial aspect of current and next generation mobile networks.  ...  The scheme incorporates dynamic priority switching between the flows for transmission on the HSDPA radio channel.  ...  Hence, in this paper we propose and evaluate the performance of a dynamic buffer management strategy for such multi-flow services in HSDPA.  ... 
doi:10.1109/ngmast.2008.43 fatcat:6dsqzve6srcuhmm2z2nyqsbfke

Exploiting Time and User Diversity in Distributed Medium Access Control for Mobile Ad-Hoc Networks

Qinqing Zhang, Lotfi Benmohamed, I-Jeng Wang
2008 Proceedings of the Fifth International ICST Conference on Heterogeneous Networking for Quality Reliability Security and Robustness  
We conduct network simulations to evaluate the performance of our proposed protocol and demonstrate promising throughput increase via time and user diversity.  ...  Our solution consists of channel estimation and prediction, transmission rate selection, and threshold adaptation.  ...  The authors would like to thank Ashwin Kowdle and Junshan Zhang from Arizona State University for developing the network simulator in Glomosim for their initial investigation on multichannel and MIMO MAC  ... 
doi:10.4108/icst.qshine2008.3968 dblp:conf/qshine/ZhangBW08 fatcat:w6qcwnh66fctlormovmpo3jusa

Simulation, implementation and performance evaluation of a diversity enabled WCDMA mobile terminal

Jean-François Frigon, Ahmed M. Eltawil, Babak Daneshrad, Eugene Grayver, Yuan Li, Gennady Poberezhskiy
2007 Wireless personal communications  
Smart antenna array technology has been shown to greatly improve the performance of wireless communication systems. In this article, we describe the impact of smart antenna array processing at  ...  it difficult to deliver the desired QoS in the entire service area.  ...  Users of these wireless systems expect a Qualityof-Service (QoS) comparable to the one offered by conventional wired networks.  ... 
doi:10.1007/s11277-007-9286-z fatcat:ilnprilm3rgvrpn5ur7lpshwpu

Novel Radio Link Buffer Management Schemes for End-User Multi-class Traffic in High Speed Packet Access Networks

Suleiman Y. Yerima, Khalid Al-Begain
2010 Wireless personal communications  
HSDPA standards support end-user multi-class sessions comprising parallel flows with diverse Quality of Service (QoS) requirements, such as real-time (RT) voice or video streaming concurrent with non real-time  ...  QoS performance of both RT and NRT flows in the end-user session.  ...  The authors are grateful for the support of Higher Education Council for Wales (HFCE) ORSAS scheme in the duration of this work.  ... 
doi:10.1007/s11277-010-0027-3 fatcat:ki3smwj6pbcevibp6vegvi2puy
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