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» Distributed User Access Control in Sensor Networks
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ISORC
2007
IEEE
14 years 2 months ago
Data Dissemination for Wireless Sensor Networks
Due to the special characteristics (limited battery power, limited computing capability, low bandwidth, need to collect sensor data from multiple fixed-location source nodes to a...
Min-Gu Lee, Sunggu Lee
WICON
2008
13 years 9 months ago
A study of MAC schemes for wireless sensor networks powered by ambient energy harvesting
Energy consumption is a perennial issue in the design of wireless sensor networks which typically rely on portable sources like batteries for power. Recent advances in ambient ene...
Zhi Ang Eu, Winston Khoon Guan Seah, Hwee Pink Tan
VTC
2008
IEEE
185views Communications» more  VTC 2008»
14 years 2 months ago
Opportunistic Spectrum Access for Energy-Constrained Cognitive Radios
This paper considers a scenario in which a secondary user makes opportunistic use of a channel allocated to some primary network. The primary network operates in a time-slotted ma...
Anh Tuan Hoang, Ying-Chang Liang, David Tung Chong...
GRID
2005
Springer
14 years 1 months ago
Adaptive trust negotiation and access control for grids
— Access control in computational grids is typically provided by a combination of identity certificates and local accounts. This approach does not scale as the number of users a...
Tatyana Ryutov, Li Zhou, B. Clifford Neuman, Noria...
ICASSP
2011
IEEE
12 years 11 months ago
Rate control for PSD limited multiple access systems through linear programming
In this paper we discuss rate control for multiuser multicarrier systems, where the transmitter has a single antenna and is subject to a PSD mask limitation while the receiver has...
Amir Leshem, Ephraim Zehavi