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MOBICOM
2010
ACM
13 years 5 months ago
Inferring and mitigating a link's hindering transmissions in managed 802.11 wireless networks
In 802.11 managed wireless networks, the manager can address under-served links by rate-limiting the conflicting nodes. In order to determine to what extent each conflicting node ...
Eugenio Magistretti, Omer Gurewitz, Edward W. Knig...
SIGCOMM
2010
ACM
13 years 5 months ago
Cone of silence: adaptively nulling interferers in wireless networks
Dense 802.11 wireless networks present a pressing capacity challenge: users in proximity contend for limited unlicensed spectrum. Directional antennas promise increased capacity b...
Georgios Nikolaidis, Astrit Zhushi, Kyle Jamieson,...
MOBISYS
2009
ACM
14 years 6 months ago
R2D2: regulating beam shape and rate as directionality meets diversity
We design, implement, and evaluate a vehicular communication system that improves uplink connectivity through multi-lobe beam pattern switching on a smart antenna. Directionality ...
Kishore Ramachandran, Ravi Kokku, Karthikeyan Sund...
MOBISYS
2009
ACM
14 years 6 months ago
Leakage-aware energy synchronization for wireless sensor networks
To ensure sustainable operations of wireless sensor systems, environmental energy harvesting has been regarded as the right solution for long-term applications. In energy-dynamic ...
Ting Zhu, Ziguo Zhong, Yu Gu, Tian He, Zhi-Li Zhan...
MOBISYS
2008
ACM
14 years 5 months ago
Composcan: adaptive scanning for efficient concurrent communications and positioning with 802.11
Using 802.11 concurrently for communications and positioning is problematic, especially if location-based services (e.g., indoor navigation) are concurrently executed with real-ti...
Mikkel Baun Kjærgaard, Thomas King