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SECON
2010
IEEE
15 years 4 months ago
RDAS: Reputation-Based Resilient Data Aggregation in Sensor Network
Data aggregation in wireless sensor networks is vulnerable to security attacks and natural failures. A few nodes can drastically alter the result of the aggregation by reporting er...
Carlos R. Perez-Toro, Rajesh Krishna Panta, Saurab...
GLOBECOM
2009
IEEE
15 years 4 months ago
Downlink Distributed Beamforming through Relay Networks
Beamforming and relaying are two methods of improving wireless system performance. Until now, these techniques have been considered separately. In this paper, a single source (base...
Yi Zheng, Steven D. Blostein
ICPADS
2008
IEEE
16 years 1 months ago
UDB: Using Directional Beacons for Localization in Underwater Sensor Networks
Underwater Sensor Networks (UWSN) are widely used in many applications, such as oceanic resource exploration, pollution monitoring, tsunami warnings and mine reconnaissance. In UW...
Hanjiang Luo, Yiyang Zhao, Zhongwen Guo, Siyuan Li...
185
Voted
VTC
2010
IEEE
172views Communications» more  VTC 2010»
15 years 5 months ago
Two-Slot Channel Estimation for Analog Network Coding Based on OFDM in a Frequency-Selective Fading Channel
—Recently, broadband analog network coding (ANC) was introduced to utilize high-data rate transmission over the wireless – frequency selective fading – channel. However, ANC ...
Tomas Sjodin, Haris Gacanin, Fumiyuki Adachi
GLOBECOM
2009
IEEE
15 years 10 months ago
Collision-Free Asynchronous Multi-Channel Access in Ad Hoc Networks
Abstract—In this paper, we present a collision-free asynchronous multi-channel access protocol for Ad Hoc wireless networks using a single transceiver. Our protocol, dubbed AMMAC...
Duy Nguyen, J. J. Garcia-Luna-Aceves, Katia Obracz...