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SIGCOMM
2009
ACM
16 years 1 months ago
White space networking with wi-fi like connectivity
Networking over UHF white spaces is fundamentally different from conventional Wi-Fi along three axes: spatial variation, temporal variation, and fragmentation of the UHF spectrum....
Paramvir Bahl, Ranveer Chandra, Thomas Moscibroda,...
GLOBECOM
2008
IEEE
16 years 1 months ago
Cooperative MAC for Rate Adaptive Randomized Distributed Space-Time Coding
—In a distributed wireless network, it is possible to employ several relays and mimic a multiple antenna transmission system. In this paper we propose a MAC layer solution that a...
Pei Liu, Yuanpeng Liu, Thanasis Korakis, Anna Scag...
INFOCOM
2008
IEEE
16 years 1 months ago
On the Construction of a Maximum-Lifetime Data Gathering Tree in Sensor Networks: NP-Completeness and Approximation Algorithm
Abstract—Energy efficiency is critical for wireless sensor networks. The data gathering process must be carefully designed to conserve energy and extend the network lifetime. Fo...
Yan Wu, Sonia Fahmy, Ness B. Shroff
VTC
2008
IEEE
135views Communications» more  VTC 2008»
16 years 29 days ago
MACA-MN: A MACA-Based MAC Protocol for Underwater Acoustic Networks with Packet Train for Multiple Neighbors
Abstract— Unlike the terrestrial wireless networks that utilize the radio channel, underwater networks use the acoustic channel, which poses research challenges in the medium acc...
Nitthita Chirdchoo, Wee-Seng Soh, Kee Chaing Chua
WCNC
2008
IEEE
16 years 29 days ago
Estimation of Link Quality and Residual Time in Vehicular Ad Hoc Networks
—High node mobility and transient connectivity in Vehicular Ad Hoc NETworks have introduced numerous challenges in the design of efficient communication protocols for these netwo...
Nikoletta Sofra, Kin K. Leung