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MAC-SCC: Medium Access Control with a Separate Control Channel for Multihop Wireless Networks
Providence, Rhode Island, USA May 19-May 22
DOI Bookmark: http://doi.ieeecomputersociety.org/10.1109/ICDCSW.2003.120364423rd International Conference on Dist ...
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Yijun Li, University of Louisiana at Lafayette
Hongyi Wu, University of Louisiana at Lafayette
Dmitri Perkins, University of Louisiana at Lafayette
Nian-Feng Tzeng, University of Louisiana at Lafayette
Magdy Bayoumi, University of Louisiana at Lafayette
The recent research has shown that the basic RTS/CTS approach is not efficient in multihop wireless networks. In this paper, we propose a novel medium access control protocol with a separate control channel (MAC-SCC). A distinct feature of MAC-SCC (compared with other multichannel MAC protocols) is to use two Network Allocation Vectors (NAVs) for the data channel and the control channel, respectively. The transmission of the next data frame can be pre-determined during the current transmission via the separate control channel, and thus the frame collision probability and bandwidth wasted during backoff can be reduced. The system throughput is quantified via simulation. The results show that MAC-SCC yields a throughput gain up to 60% under high traffic load and has a significant lower link failure probability.
Citation:
Yijun Li, Hongyi Wu, Dmitri Perkins, Nian-Feng Tzeng, Magdy Bayoumi, "MAC-SCC: Medium Access Control with a Separate Control Channel for Multihop Wireless Networks," icdcsw, pp.764, 23rd International Conference on Distributed Computing Systems Workshops (ICDCSW'03), 2003
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