Contention Window Size
Minimizing Idle Time and Collision Time Using Token DCF With Append Process and Change Contention Window Size for Wireless Network
... ABSTRACT: IEEE 802.11 DCF is the MAC protocol currently used in wireless LANs. However, due to idle and collision times, 802.11 DCF performs poorly when it comes to channel utilization, system throughput, and channel ...
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An Insight of Backoff Algorithms in Wireless Networks
... H.Wu and others [3] bestowed a technique for throughput upgrade of DCF by altering CW resetting plan and just incase of the collisions, contention window size will be doubled. Markov chain model was ...
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HISTORY BASED CONTENTION WINDOW CONTROL PROTOCOL FOR ENERGY EFFICIENCY IN WIRELESS SENSOR NETWORK
... for Contention Window size ...CW size for decreasing the packet lost and when the packet lost rate of the channel is decreased we decrease the CW size slowly for increasing the ...
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Vol 5, No 2 (2013)
... minimum contention window size under heavy ...of contention- based protocols several MAC games are presented, where the nodes’ actions are transmission mode or ...minimum size of ...
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Performance Evaluation of 802.11 MAC Protocol with QoS Differentiation for Real-Time Control
... Sensitive to collisions, the IEEE 802.11 BEB is effective under light to moderate traffic load . A transmitting station uses back-off mechanisms to determine how long to wait following a collision before attempting to ...
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Maximize Energy Efficiency with QoS Performance of Contention Window Adaptation Algorithm for IEEE 802.11WLAN
... values. Contention is a media access method that is used to share ...the Contention Window values defined for the priority ...defined Contention Window range, initially defined as ...
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Frame capture in IEEE 802 11P vehicular networks: a simulation based approach
... the contention window size never changes, because at the MAC layer there is no recovery or contention window adaptation because of ’lost’ broadcast frames (a broadcast frame can lost at ...
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The Details of Virtual Contention Window Concept for 802.11 IBSS Wireless Local Area Network Mathematic Modeling
... the contention window, size of data frame, the maximum value of the contention window and permissible number of retries to transfer data frame in the event of col- lisions we can get ...
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MAC Throughput Improvement Using Adaptive Contention Window
... of contention window setting in HomePlug AV will be big which leads throughput to decrease ...adaptive contention window mechanism for HomePlug AV and verified their designs through ...current ...
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An Algorithmic Approach to Avoid Starvation in Wireless Mesh Networks
... the contention window size by indirectly estimating the traffic in the communication medium at individual nodes in effect by counting consecutive collisions involving the same ...its ...
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Performance Evaluation of Priority based Contention MAC in Mobile Ad Hoc Networks
... CW size (to reduce the backoff time) or we have to minimize the collisions ...CW size as per priority concept such that overall throughput of the system will be ...Based Contention)-MAC ...the ...
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IMPROVED TCP VEGAS: EFFICIENT CONGESTION CONTROL TECHNIQUE FOR IMPROVING THE PERFORMANCE OF MANET
... queue size exceeds half of the buffer capacity, IDD becomes high and STT clearly ...queue size is small (non-congestion case), both IDD and STT vary from LOW to ...
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Empirical Evaluation of Effect of Window size on Static Window Sized CFLRU Page Replacement Policy for Flash Based Systems
... higher window sizes decreases number of write counts without increasing number of page ...higher window sizes decreases number of write counts significantly as well as decreases number of page faults ...
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Effects of time window size and placement on the structure of an aggregated communication network
... time window is dictated by the availability of data, and the effects of its length on the resulting networks are rarely ...time window is also seen to affect the outcome: for short windows, different ...
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Improve The Performance Of TCP In Wireless Network
... congestion window size and put off window size in step with channel situation with the assist of acknowledgement or terrible acknowledgement ...
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Exploring High Level Synthesis to Improve the Design of Turbo Code Error Correction in a Software Defined Radio Context
... Along with reduced development time, one of the biggest benefits of HLS is the ease of flexibility that it provides. Having high level software describe the hardware allows techniques of high level code to be used. For ...
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Performance Analyses of TCPWestwood
... congestion window dynamics during slow start and congestion avoidance are ...congestion window (cwin) and the slow start threshold (ssthresh) after a congestion ...congestion window and the slow ...
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Essays on Window Selection for Out-of-sample Forecasting.
... estimation window size that could lead to the best forecasts of conditional quantiles for future ...the window size becomes much more ...the window selection for the purpose of quantile ...
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Prediction of MoRFs Based on n-gram Convolutional Neural Network
... We adopt position specific scoring matrix (PSSM) generated by PSI-BLAST searching against the NR database, and 13 amino acid indices selected from the AA index database [11] also be adopted to code protein sequences. ...
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The problem of detrending when analysing potential indicators of disease elimination
... The problem of good detrending is not a new one, and has been discussed in the past, particularly with regards to early warning signs in climate change. Drake et al. remark that good detrending is essential, since ...
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