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» On the Wake-Up Problem in Radio Networks
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DM
2002
82views more  DM 2002»
14 years 9 months ago
Finding a five bicolouring of a triangle-free subgraph of the triangular lattice
A basic problem in the design of mobile telephone networks is to assign sets of radio frequency bands (colours) to transmitters (vertices) to avoid interference. Often the transmi...
Frédéric Havet, Janez Zerovnik
MASS
2010
172views Communications» more  MASS 2010»
14 years 7 months ago
Routing and spectrum allocation for video on-demand streaming in cognitive wireless mesh networks
Cognitive radio, which enables dynamic access of under-utilized licensed spectrums, is a promising technology for more efficient spectrum utilization. Since cognitive radio enables...
Yong Ding, Li Xiao
SECON
2007
IEEE
15 years 4 months ago
Coverage Problem for Sensors Embedded in Temperature Sensitive Environments
— The coverage and connectivity problem in sensor networks has received significant attention of the research community in the recent years. In this paper, we study this problem...
Arunabha Sen, Nibedita Das, Ling Zhou, Bao Hong Sh...
JSAC
2008
161views more  JSAC 2008»
14 years 9 months ago
HC-MAC: A Hardware-Constrained Cognitive MAC for Efficient Spectrum Management
Abstract--Radio spectrum resource is of fundamental importance for wireless communication. Recent reports show that most available spectrum has been allocated. While some of the sp...
Juncheng Jia, Qian Zhang, Xuemin Shen
WASA
2010
Springer
236views Algorithms» more  WASA 2010»
14 years 8 months ago
A Game Theoretic Approach to Multi-radio Multi-channel Assignment in Wireless Networks
Abstract. It has been long recognized that the interference among concurrent wireless transmissions plays a crucial role in limiting the performance of wireless networks. Recently,...
Devu Manikantan Shila, Yu Cheng, Tricha Anjali