1557 search results - page 122 / 312 » Security and Cooperation in Wireless Networks |
158
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CCS
2006
ACM
15 years 10 months ago
2006
ACM
A broadcast authentication mechanism is important in wireless sensor networks, assuring receivers of a packet's validity. To provide authentication, some researchers utilize ...
178
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WCNC
2008
IEEE
16 years 26 days ago
2008
IEEE
— In this paper, we investigate two selective relaying schemes in cooperative OFDM systems. Selective OFDMA relaying, where the relay selection is performed in a per-subcarrier m...
159
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VTC
2007
IEEE
2007
IEEE
Near-Instantaneously Adaptive Cooperative Uplink Schemes Based on Space-Time Block Codes and V-Blast
16 years 23 days ago
- In this paper we propose two adaptive schemes for improving the achievable Bandwidth Efficiency (BE) of cooperative diversity aided wireless networks. These schemes are capable ...
185
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PET
2009
Springer
16 years 1 months ago
2009
Springer
Abstract. Recent work has focused on hiding explicit network identifiers such as hardware addresses from the link layer to enable anonymous communications in wireless LANs. These ...
183
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ADHOCNOW
2003
Springer
15 years 11 months ago
2003
Springer
Most of the routing protocols in wireless ad hoc networks, such as DSR, assume nodes are trustworthy and cooperative. This assumption renders wireless ad hoc networks vulnerable to...