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WSNA
2003
ACM
16 years 4 days ago
Analyzing and modeling encryption overhead for sensor network nodes
Recent research in sensor networks has raised security issues for small embedded devices. Security concerns are motivated by the deployment of a large number of sensory devices in...
Prasanth Ganesan, Ramnath Venugopalan, Pushkin Ped...
MOBIHOC
2002
ACM
16 years 6 months ago
Directional virtual carrier sensing for directional antennas in mobile ad hoc networks
This paper presents a new carrier sensing mechanism called DVCS (Directional Virtual Carrier Sensing) for wireless communication using directional antennas. DVCS does not require ...
Mineo Takai, Jay Martin, Rajive Bagrodia, Aifeng R...
HAPTICS
2009
IEEE
16 years 1 months ago
Perceptual coding of haptic data in time-delayed teleoperation
In telepresence and teleaction systems the haptic communication channel plays a central role. As it closes a global control loop any introduced communication delay possibly destab...
Iason Vittorias, Julius Kammerl, Sandra Hirche, Ec...
MOBICOM
2009
ACM
16 years 1 months ago
Impact of mobility on spectrum sensing in cognitive radio networks
In cognitive radio networks (CRNs), spectrum sensing is key to opportunistic spectrum access while preventing any unacceptable interference to primary users’ communications. Alt...
Alexander W. Min, Kang G. Shin
SIGCOMM
2009
ACM
16 years 1 months ago
A local knowledge base for service oriented access network selection
Service oriented access in a multi-application, multi-access network environment poses interesting research challenges. One of these challenges refers to cross-layer interoperabil...
Carolina Fortuna, Mihael Mohorcic