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» Minimum Delay Data Gathering in Radio Networks
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INFOCOM
2012
IEEE
11 years 10 months ago
On the construction of data aggregation tree with minimum energy cost in wireless sensor networks: NP-completeness and approxima
—In many applications, it is a basic operation for the sink to periodically collect reports from all sensors. Since the data gathering process usually proceeds for many rounds, i...
Tung-Wei Kuo, Ming-Jer Tsai
GLOBECOM
2009
IEEE
13 years 5 months ago
Efficient Data Collection for Wireless Networks: Delay and Energy Tradeoffs
In this paper, we study efficient data collection for wireless sensor networks. We present efficient distributed algorithms with approximately the minimum delay, or the minimum mes...
Chao Ren, XuFei Mao, Xiang-Yang Li, Ping Xu, Guoju...
EWSN
2007
Springer
14 years 7 months ago
Energy Consumption of Minimum Energy Coding in CDMA Wireless Sensor Networks
Abstract. A theoretical framework is proposed for accurate performance analysis of minimum energy coding schemes in Coded Division Multiple Access (CDMA) wireless sensor networks. ...
Benigno Zurita Ares, Carlo Fischione, Karl Henrik ...
GLOBECOM
2010
IEEE
13 years 5 months ago
Feasibility and Benefits of Passive RFID Wake-Up Radios for Wireless Sensor Networks
Energy efficiency is one of the crucial design criteria for wireless sensor networks. Idle listening constitutes a major part of energy waste, and thus solutions such as duty cycli...
He Ba, Ilker Demirkol, Wendi Rabiner Heinzelman
GLOBECOM
2010
IEEE
13 years 5 months ago
Modeling and Analysis for Reactive-Decision Spectrum Handoff in Cognitive Radio Networks
This paper investigates how to characterize the effect of multiple spectrum handoff delay on the extended data delivery time of the secondary users' connections in cognitive r...
Chung-Wei Wang, Li-Chun Wang, Fumiyuki Adachi