5741 search results - page 130 / 1149 » Accessibility in oriented networks |
143
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TON
2008
15 years 3 months ago
2008
Efficient mobility management is one of the major challenges for next-generation mobile systems. Indeed, a mobile node (MN) within an access network may cause excessive signaling t...
154
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INFOCOM
2010
IEEE
15 years 2 months ago
2010
IEEE
Abstract—We consider a cognitive radio network where multiple secondary users (SUs) contend for spectrum usage, using random access, over available primary user (PU) channels. Ou...
121
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AINA
2007
IEEE
15 years 10 months ago
2007
IEEE
In this paper, we introduce novel probabilistic transmission protocols for data intensive wireless sensor networks. The protocols combine a randomized transmission scheme with sch...
140
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NETWORKING
2004
15 years 5 months ago
2004
Abstract. Academic and commercial 802.11 hotspots often use an SSLsecured captive portal to authenticate clients. Captive portals provide good usability and interoperability, but p...
126
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GLOBECOM
2009
IEEE
15 years 10 months ago
2009
IEEE
—We investigate distributed channel-aware random access for networks with arbitrary topologies and traffic distributions, where users can receive traffic from or send traffic ...