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SERSCISA
2010
Springer
15 years 5 months ago
Energy Efficiency of Collaborative Communication with Imperfect Frequency Synchronization in Wireless Sensor Networks
Collaborative communication produces significant (N2 where N is number of nodes used for collaboration) power gain and overcomes the effect of fading. With imperfect frequency sync...
Husnain Naqvi, Stevan M. Berber, Zoran A. Salcic
ICASSP
2009
IEEE
16 years 1 months ago
Structured variational methods for distributed inference in wireless ad hoc and sensor networks
Abstract –In this paper, a variational message passing framework is proposed for Markov random fields, which is computationally more efficient and admits wider applicability comp...
Yanbing Zhang, Huaiyu Dai
ICC
2009
IEEE
118views Communications» more  ICC 2009»
16 years 1 months ago
MMSE-Based Non-Regenerative Multicarrier MIMO Wireless Relay Communications with Direct Source-Destination Link
Abstract—In this paper we propose non-regenerative multicarrier multiple-input multiple-output (MIMO) relay techniques that minimize the mean-squared error (MSE) of the signal wa...
Yue Rong
ICCS
2007
Springer
16 years 26 days ago
Reliability of Wireless Sensor Network with Sleeping Nodes
Abstract. Energy efficiency is an important technology of sensor networks development. In this paper we offer a method of sensors lifetime maximizing under required level of netwo...
Vladimir V. Shakhov, Hyunseung Choo
ISWC
2005
IEEE
16 years 9 days ago
Hands-On RFID: Wireless Wearables for Detecting Use of Objects
Recent research has explored ways to obtain and use knowledge of person-object interactions. We present a novel pair of wearables, a glove and a bracelet, that detect when users i...
Kenneth P. Fishkin, Matthai Philipose, Adam D. Rea