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- research-articleJanuary 2019
A Temporal Synchronization Scheme to reduce and compensate for temporal asynchrony in wireless 3D video streaming
Journal of High Speed Networks (JHSN), Volume 25, Issue 4Pages 395–411https://doi.org/10.3233/JHS-190623Although 3D video has become popular, successful 3D video streaming over wireless networks involves a number of challenges. Due to the frequent frame damages and losses in wireless networks, temporal asynchrony occurs and results in serious visual fatigue ...
- articleApril 2013
Experiences with a centralized scheduling approach for performance management of IEEE 802.11 wireless LANs
IEEE/ACM Transactions on Networking (TON), Volume 21, Issue 2Pages 648–662https://doi.org/10.1109/TNET.2012.2207402We present a centralized integrated approach for: 1) enhancing the performance of an IEEE 802.11 infrastructure wireless local area network (WLAN), and 2) managing the access link that connects the WLAN to the Internet. Our approach, which is ...
- research-articleJanuary 2013
Delay-constrained adaptive early drop for real-time video delivery over IEEE 802.11 wireless networks
ICUIMC '13: Proceedings of the 7th International Conference on Ubiquitous Information Management and CommunicationArticle No.: 108, Pages 1–5https://doi.org/10.1145/2448556.2448664The recent proliferation of mobile devices increases the demand for high-quality real-time video services in wireless network. However, the characteristics of wireless medium such as interferences and ease of congestion make it difficult for the ...
- articleOctober 2011
Analyzing the effective throughput in multi-hop IEEE 802.11n networks
Computer Communications (COMS), Volume 34, Issue 16Pages 1912–1921https://doi.org/10.1016/j.comcom.2011.04.003In this paper we characterize the effective throughput for multi-hop paths in IEEE 802.11n based wireless mesh networks. We derive an analytical model capturing the effects of frame aggregation and block acknowledgements, features found in the new IEEE ...
- ArticleJune 2011
On delay distribution in IEEE 802.11 wireless networks
ISCC '11: Proceedings of the 2011 IEEE Symposium on Computers and CommunicationsPages 254–256https://doi.org/10.1109/ISCC.2011.5983849IEEE 802.11 wireless networks have received much attention over the past number of years. Still certain aspects of behavior of wireless networks have not been studied well enough. For example, understanding MAC layer packet delay distribution remains ...
- articleNovember 2010
A scalable dual-radio wireless testbed for emulating mesh networks
Wireless Networks (WIRE), Volume 16, Issue 8Pages 2191–2207https://doi.org/10.1007/s11276-010-0253-3In this paper, we introduce and evaluate ScaleMesh, a scalable miniaturized dual-radio wireless mesh testbed based on IEEE 802.11b/g technology. ScaleMesh can emulate large-scale mesh networks within a miniaturized experimentation area by adaptively ...
- articleOctober 2010
A fluid queue modulated by two independent birth-death processes
Computers & Mathematics with Applications (CMAP), Volume 60, Issue 8Pages 2433–2444https://doi.org/10.1016/j.camwa.2010.08.039We present a fluid queue model driven by two independent finite state birth-death processes with the objective to study the buffer occupancy distribution in any intermediate node in a communication network. In a communication network, at any node, the ...
- ArticleMarch 2010
CrossTrace: cross-layer measurement for IEEE 802.11 wireless testbeds
MMB&DFT'10: Proceedings of the 15th international GI/ITG conference on Measurement, Modelling, and Evaluation of Computing Systems and Dependability and Fault TolerancePages 183–197https://doi.org/10.1007/978-3-642-12104-3_15In this paper, we introduce and evaluate CrossTrace, a framework for performing cross-layer measurements in IEEE 802.11 based wireless networks. CrossTrace allows tracing of parameters at MAC-, routing and transport layer in a controlled environment and ...
- ArticleJanuary 2009
Experiences with WM: a centralised scheduling approach for performance management of IEEE 802.11 wireless LANs
COMSNETS'09: Proceedings of the First international conference on COMmunication Systems And NETworksPages 594–603In our earlier work ([1]) we proposed WLAN Manager (or WM) a centralised controller for QoS management of infrastructure WLANs based on the IEEE 802.11 DCF standards. The WM approach is based on queueing and scheduling packets in a device that sits ...
- research-articleSeptember 2006
Adaptive Optimization of IEEE 802.11 DCF Based on Bayesian Estimation of the Number of Competing Terminals
IEEE Transactions on Mobile Computing (ITMV), Volume 5, Issue 9Pages 1283–1296https://doi.org/10.1109/TMC.2006.124The performance of the Distributed Coordination Function (DCF) of the IEEE 802.11 protocol has been shown to heavily depend on the number of terminals accessing the distributed medium. The DCF uses a carrier sense multiple access scheme with collision ...
- research-articleFebruary 2006
Batch and Sequential Bayesian Estimators of the Number of Active Terminals in an IEEE 802.11 Network
The performance of the IEEE 802.11 protocol based on the distributed coordination function (DCF) has been shown to be dependent on the number of competing terminals and the backoff parameters. Better performance can be expected if the parameters are ...
- ArticleMay 2005
TCP with adaptive pacing for multihop wireless networks
MobiHoc '05: Proceedings of the 6th ACM international symposium on Mobile ad hoc networking and computingPages 288–299https://doi.org/10.1145/1062689.1062726In this paper, we introduce a novel congestion control algorithm for TCP over multihop IEEE 802.11 wireless networks implementing rate-based scheduling of transmissions within the TCP congestion window. We show how a TCP sender can adapt its ...
