Sciweavers

588 search results - page 31 / 118
» Online Frequency Assignment in Wireless Communication Networ...
Sort
View
IWCMC
2006
ACM
15 years 5 months ago
Uplink capacity comparison of non-perfect frequency synchronized cellular OFDM systems
Orthogonal frequency division multiplexing (OFDM) is very sensitive to frequency offsets which result in considerable interference. Performance of the system will be exacerbated ...
Shameem Kabir Chaudhury, Hrishikesh Venkataraman, ...
ADHOCNOW
2004
Springer
15 years 5 months ago
Adaptive Probing and Communication in Sensor Networks
Sensor networks consist of multiple low-cost, autonomous, ad-hoc sensors, that periodically probe and react to the environment and communicate with other sensors or devices. A prim...
Iftach Ragoler, Yossi Matias, Nimrod Aviram
DIALM
2003
ACM
113views Algorithms» more  DIALM 2003»
15 years 5 months ago
Multicast time maximization in energy constrained wireless networks
We consider the problem of maximizing the lifetime of a given multicast connection in a wireless network of energyconstrained (e.g. battery-operated) nodes, by choosing ideal tran...
Patrik Floréen, Petteri Kaski, Jukka Kohone...
MOBIHOC
2005
ACM
15 years 11 months ago
Interference-aware topology control and QoS routing in multi-channel wireless mesh networks
The throughput of wireless networks can be significantly improved by multi-channel communications compared with single-channel communications since the use of multiple channels ca...
Jian Tang, Guoliang Xue, Weiyi Zhang
WISEC
2010
ACM
15 years 4 months ago
Secret keys from entangled sensor motes: implementation and analysis
Key management in wireless sensor networks does not only face typical, but also several new challenges. The scale, resource limitations, and new threats such as node capture and c...
Matthias Wilhelm, Ivan Martinovic, Jens B. Schmitt