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Testbed analysis of video and VoIP transmission performance in IEEE 802.11 b/g/n networks

Krzysztof Gierłowski, Aleksander Kostuch, Józef Woźniak, Krzysztof Nowicki
2010 Telecommunications Systems  
The aim of the work is to analyze capabilities and limitations of different implementations of IEEE 802.11 technologies (IEEE 802.11 b/g/n), utilized for both video streaming and VoIP calls directed to  ...  The results show a strong dependence of the quality of multimedia transmission on the chosen transmission technology and a particular implementation.  ...  Open Access This article is distributed under the terms of the Creative Commons Attribution Noncommercial License which permits any noncommercial use, distribution, and reproduction in any medium, provided  ... 
doi:10.1007/s11235-010-9341-z fatcat:26b4snrncnhllb6js75qnhgzdu

The Common Difference Between MIMO With Other Antennas [article]

M. D. Sirajul Huque, C. Surekha, S. Pavan Kumar Reddy, Vidhisha Yadav
2012 arXiv   pre-print
And we take an example of IRT for illustration.  ...  It achieves this goal by spreading the same total transmit power over the antennas to achieve an array gain that improves the spectral efficiency (more bits per second per hertz of bandwidth) or to achieve  ...  Table 1 : 1 Modulation and coding scheme (MCS) in the new standard IEEE 802.11n.  ... 
arXiv:1207.0665v2 fatcat:hlbunj2gmfbyxndh5aotsncqq4

Buffer sizing in wireless networks: challenges, solutions, and opportunities

Ahmad Showail, Kamran Jamshaid, Basem Shihada
2016 IEEE Communications Magazine  
However, there is little work addressing the unique challenges of wireless environment such as time-varying channel capacity, variable packet inter-service time, and packet aggregation, among others.  ...  In this paper we discuss these challenges, classify the current state-of-the-art solutions, discuss their limitations, and provide directions for future research in the area.  ...  UDP flows are used in real-time communication, such as online games, IPTV, and VoIP. Hence, it is important to compare such flows to other flows that favor reliable delivery over timely delivery.  ... 
doi:10.1109/mcom.2016.7452277 fatcat:mebbnv7mqjg6do3nnqzrdxep5e

Comparative analysis of IEEE 802.11g multimedia multicast performance using RTP with an implemented test-bed

Muhammad Faheem Mohd Ezani, Al-Sakib Khan Pathan, Shariq Haseeb
2012 2012 IEEE Conference on Open Systems  
This in turn degrades the 802.11 network access bandwidth capacity and further decreases its data transmission reliability.  ...  Multicast is a profound concept that has been around for some time and has seen through its implementation in various aspects of today's network access technology.  ...  In [18] , a performance analysis was done between RTP and Skype's proprietary protocol on voice over IP (VoIP).  ... 
doi:10.1109/icos.2012.6417645 fatcat:5b35xubanzc5nkmuftibtmjw3a

Improving Network Efficiency with Simplemux

Jose Saldana, Ignacio Forcen, Julian Fernandez-Navajas, Jose Ruiz-Mas
2015 2015 IEEE International Conference on Computer and Information Technology; Ubiquitous Computing and Communications; Dependable, Autonomic and Secure Computing; Pervasive Intelligence and Computing  
The design of Simplemux is presented, and its efficiency improvement is analyzed.  ...  In addition, the MAC layer of wireless technologies makes a nonoptimal use of airtime when packets are small. Small packets are also costly in terms of processing capacity.  ...  However, when packets have to travel over an IP network, the use of L2TP (Layer 2 Tunneling Protocol) is necessary, as it happened in TCRTP [13] , which combined header compression with multiplexing and  ... 
doi:10.1109/cit/iucc/dasc/picom.2015.64 dblp:conf/IEEEcit/SaldanaFFR15 fatcat:rnz7sikcuvdhzbqi5fdyxbwz44

Advancement of Fixed Net Tele Communication and Different Services

Ayan Chatterjee, Uttam Kumar, Nibedita Pahari
2016 Communications on Applied Electronics  
Along with internet BB services other services like IPTV, cable TV, VoIP, and VAS services are also provided by different telecommunication companies.  ...  Telecom industry is the most booming sector with fixed line service and wireless cellular service and thereby increasing the GDP of the country.  ...  LACP is defined in IEEE and aggregation can happen in physical Layer (combining multiple frequency bands), Data Link Layer (switching port aggregation), and Network Layer in OSI layer. • Removing Switches  ... 
doi:10.5120/cae2016652395 fatcat:o4gg2airvzfhrjtek3idttbnhe


Savita Yadav, Kapil Kumar, Rashmi .
2018 ICTACT Journal on Communication Technology  
By comparing WiMAX with the popular Wi-Fi, 3G and LTE in the market, it analyzes the current situation and future development trend of WiMAX in terms of the difference in technology and applications.  ...  This paper introduces the elements of the Worldwide Interoperability for Microwave Access (WiMAX) innovation and future utilizations of WiMAX.  ...  The potential combination of WiMAX and CDMA standards are referred to as 4G [15] . SYSTEM MODEL IEEE 802.16 supports two methods of operation: PTP and PMP.  ... 
doi:10.21917/ijct.2018.0256 fatcat:7umyscu37vgb3ghmqy6enuyxgu

Development of the model for a backhaul network based on the long term evolution technology

Liubov Tokar, Ekaterina Belousova, Alexey Kolyadenko, Ivan Lukinov
2017 Eastern-European Journal of Enterprise Technologies  
Article [1] analyzed the standards of mobile communication Wi-Fi IEEE 802.11n and cable networks DOCSIS 3.0, which are proposed to employ not only in the access networks but also in the backhaul networks  ...  of Triple Play, IPTV to private users.  ... 
doi:10.15587/1729-4061.2017.96040 fatcat:7tqn5ifsbbgddmvapbdgqc37pq

Future Trends and Challenges for Mobile and Convergent Networks [article]

Jose Moura, Christopher Edwards
2016 arXiv   pre-print
It comprehensively outlines the impact on the deployment of those technologies in future networking environments, not only on the network performance but also in how the most important requirements of  ...  traffic demand and application requisites.  ...  Nevertheless, HMIPv6 could not satisfy the requirements for delay-sensitive traffic such as Voice over IP (VoIP), because HMIPv6 could increase the handover execution delay, originate packet loss and service  ... 
arXiv:1601.06202v1 fatcat:qnwwlsx73vdl7jovetgmycawty

Seamless Multimedia Delivery Within a Heterogeneous Wireless Networks Environment: Are We There Yet?

Ramona Trestian, Ioan-Sorin Comsa, Mehmet Fatih Tuysuz
2018 IEEE Communications Surveys and Tutorials  
However, a simple increase in system capacity will not be enough without considering the provisioning of Quality of Experience (QoE) as the basis for network control, customer loyalty and retention rate  ...  The increasing popularity of live video streaming from mobile devices such as Facebook Live, Instagram Stories, Snapchat, etc. pressurises the network operators to increase the capacity of their networks  ...  [151] conducted a detailed experimental study to investigate the power consumption in various states of the IEEE 802.11n/ac wireless interface and the trade-off between the throughput and power consumption  ... 
doi:10.1109/comst.2018.2789722 fatcat:5w762kfcsvebnck26qkm4k63ka

An application layer non-repudiation wireless system: A cross-layer approach

Sasan Adibi
2010 2010 IEEE International Symposium on "A World of Wireless, Mobile and Multimedia Networks" (WoWMoM)  
The aim of this thesis is to consider a practical implementation and associated complexities of a non-repudiation system, including analytical and experimental testbeds and results.  ...  This thesis considers this issue in a wireless medium and studies the Quality of Service (QoS)/Security requirements in terms of network parameters and performance metrics.  ...  Voice over IP (VoIP) Bandwidth Requirements Voice over IP is an important multimedia application, which has become a dominant engine of transporting voice across IP networks [77] .  ... 
doi:10.1109/wowmom.2010.5534971 dblp:conf/wowmom/Adibi10 fatcat:tzhws7t5tzao7eh7qcxfn5srfy

Economic Experiments and Neutrality in Internet Access

Shane Greenstein
2007 Innovation Policy and the Economy  
of combinations of letters and numbers.  ...  ., over 100 hours a month). Modem capacity usage differed depending on these rules.  ... 
doi:10.1086/ipe.8.25056199 fatcat:rsqfi4r4ejavfpimzjtm4osi34

Towards Optimal Buffer Size in Wi-Fi Networks

Ahmad Showail
Hence, it sizes the buffer collectively and distributes it over a set of interfering devices. The second buffer sizing scheme is designed to cope up with recent Wi-Fi enhancements.  ...  Falling memory cost and the fallacy that 'more is better' lead to over provisioning network devices with large buffers.  ...  The impact of over-bu↵ering is characterized using both single-hop and multi-hop topologies on an IEEE 802.11n testbed.  ... 
doi:10.25781/kaust-l9dy8 fatcat:vgwbg4wgfzcwtovg3su6mtoipy


Julius Schulz-Zander, Carlos Mayer, Bogdan Ciobotaru, Stefan Schmid, Anja Feldmann
2015 Proceedings of the 1st ACM SIGCOMM Symposium on Software Defined Networking Research - SOSR '15  
The quickly growing demand for wireless networks and the numerous application-specific requirements stand in stark contrast to today's inflexible management and operation of WiFi networks.  ...  OPENSDWN exploits datapath programmability to enable service differentiation and fine-grained transmission control, facilitating the prioritization of critical applications.  ...  Research supported by the Federal Ministry of Education and Research (BMBF) Software Campus "SDWN" Project Grant (Reference number 01IS12056).  ... 
doi:10.1145/2774993.2775002 dblp:conf/sosr/Schulz-ZanderMC15 fatcat:b73pkgxkr5aohhpslrguoxb7la

Rate avalanche: Effects on the performance of multi-rate 802.11 wireless networks

Liqiang Zhang, Yu-Jen Cheng, Xiaobo Zhou
2009 Simulation modelling practice and theory  
Performance analysis is presented and discussed in Section 4. Finally, Section 5 concludes the paper.  ...  , etc. all these factors can vary over time in real networks.  ...  Acknowledgements A short version of this work was published in IPDPS-DPDNS 2008 workshop [31] .  ... 
doi:10.1016/j.simpat.2008.09.003 fatcat:m7ga3cd7uzehbb7rd7figebzea
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