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» On Survivable Access Network Design: Complexity and Algorith...
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TON
2010
125views more  TON 2010»
14 years 10 months ago
Computational analysis and efficient algorithms for micro and macro OFDMA downlink scheduling
OFDMA is one of the most important modulation and access methods for the future mobile networks. Before transmitting a frame on the downlink, an OFDMA base station has to invoke an...
Reuven Cohen, Liran Katzir
147
Voted
COMCOM
2006
168views more  COMCOM 2006»
15 years 4 months ago
Relay node placement in large scale wireless sensor networks
Scalability and extended lifetime are two critical design goals of any large scale wireless sensor network. A two-tiered network model has been proposed recently for this purpose....
Jian Tang, Bin Hao, Arunabha Sen
ICC
2009
IEEE
190views Communications» more  ICC 2009»
15 years 11 months ago
Decomposition for Low-Complexity Near-Optimal Routing in Multi-Hop Wireless Networks
Abstract—Network flow models serve as a popular mathematical framework for the analysis and optimization of Multi-hop Wireless Networks. They also serve to provide the understan...
Vinay Kolar, Nael B. Abu-Ghazaleh, Petri Mäh&...
MOBICOM
2010
ACM
15 years 4 months ago
Pushing the envelope of indoor wireless spatial reuse using directional access points and clients
Recent work demonstrates that directional antennas have significant potential to improve wireless network capacity in indoor environments. This paper provides a broader exploratio...
Xi Liu, Anmol Sheth, Michael Kaminsky, Konstantina...
MOBICOM
2009
ACM
15 years 8 months ago
Understanding cross-band interference in unsynchronized spectrum access
We consider the problem of cross-band interference when devices from the same or different networks share radio spectrum. Cross-band interference occurs when unsynchronized trans...
Wei Hou, Lei Yang, Lin Zhang, Xiuming Shan, Heathe...