MAC Performance Enhancement by Clustering and Fairness Algorithms for Hidden Node Problem in IEEE 802.11 Wireless LANs

Frequenz ◽  
2008 ◽  
Vol 62 (11-12) ◽  
Author(s):  
Woo-Yong Choi
2020 ◽  
Vol 71 (5) ◽  
pp. 365-367
Author(s):  
Woo-Yong Choi

Abstract In IEEE 80211 wireless LANs, hidden nodes can disrupt the backoff algorithm of other nodes that are located outside the physical carrier sensing range of hidden nodes. The fairness problem between the nodes that are vulnerable and not vulnerable to the hidden node problem is dealt with in this paper. We propose an efficient fair MAC protocol to resolve the fairness problem.


2018 ◽  
Vol 69 (4) ◽  
pp. 323-325
Author(s):  
Woo-Yong Choi

Abstract Combining the IEEE 802.11 basic MAC (medium access control) protocols, which are the DCF (distributed coordination function) and the PCF (point coordination function), we propose a hybrid MAC protocol to improve the performance of IEEE 802.11 wireless LANs and mitigate the hidden node problem.


Author(s):  
Kenichi Kashibuchi ◽  
Tarik Taleb ◽  
Abbas Jamalipour ◽  
Yoshiaki Nemoto ◽  
Nei Kato

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