TMC
2012
12 years 1 months ago
2012
The FCC ruling on Nov 4th, 2008 on white spaces has opened up the possibility of wireless network deployments over white spaces, i.e., vacant UHF TV channels. A key requirement fo...
TMC
2012
12 years 1 months ago
2012
— While many protocols for sensor network security provide confidentiality for the content of messages, contextual information usually remains exposed. Such information can be c...
TMC
2012
12 years 1 months ago
2012
—A number of protocols and mechanisms have been proposed to address the problem of initial secure key deployment in wireless networks. Most existing approaches work either with a...
TMC
2012
12 years 1 months ago
2012
—This paper proposes Trajectory-based Statistical Forwarding (TSF) scheme, tailored for the multihop data delivery from infrastructure nodes (e.g., Internet access points) to mov...
TMC
2012
12 years 1 months ago
2012
—A major benefit of employing network coding (NC) in cooperative communications (CC) is its ability to reduce time-slot overhead. Such approach is called network-coded CC (or NC...
TMC
2012
12 years 1 months ago
2012
—This article1 presents the design of a networked system for joint compression, rate control and error correction of video over resource-constrained embedded devices based on the...
TMC
2012
12 years 1 months ago
2012
—Characterizing the performance of ad hoc networks is one of the most intricate open challenges; conventional ideas based on information-theoretic techniques and inequalities hav...
TMC
2012
12 years 1 months ago
2012
—We present the boomerang protocol to efficiently retain information at a particular geographic location in a sparse network of highly mobile nodes without using infrastructure ...
TMC
2012
12 years 1 months ago
2012
—3G networks are currently overloaded, due to the increasing popularity of various applications for smartphones. Offloading mobile data traffic through opportunistic communicatio...
TMC
2012
12 years 1 months ago
2012
—We investigate the following fundamental question—how fast can information be collected from a wireless sensor network organized as tree? To address this, we explore and evalu...