9401 search results - page 1734 / 1881 » Wireless Networks |
185
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PERCOM
2009
ACM
16 years 1 months ago
2009
ACM
Abstract—In this paper, we introduce the cellphonebased indirect sensing problem. While participatory sensing aims at monitoring of a phenomenon by deploying a dense set of senso...
190
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PERCOM
2009
ACM
16 years 1 months ago
2009
ACM
—The ubiquity of mobile devices has brought forth the concept of participatory sensing, whereby ordinary citizens can now contribute and share information from the urban environm...
181
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PERCOM
2009
ACM
16 years 1 months ago
2009
ACM
—The primary function of a cognitive radio is to detect idle frequencies or sub-bands, not used by the primary users (PUs), and allocate these frequencies to secondary users. The...
212
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PERCOM
2009
ACM
16 years 1 months ago
2009
ACM
—Privacy protection is increasingly important during authentications in Radio Frequency Identification (RFID) systems. In order to achieve high-speed authentication in largescale...
173
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INFOCOM
2009
IEEE
16 years 27 days ago
2009
IEEE
—In cognitive wireless networks where secondary users (SUs) opportunistically access spectral white spaces of primary users (PUs), there exists an inherent tradeoff between sensi...