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MOBICOM
2010
ACM
13 years 8 months ago
Directional antenna diversity for mobile devices: characterizations and solutions
We report a first-of-its-kind realization of directional transmission for smartphone-like mobile devices using multiple passive directional antennas, supported by only one RF chai...
Ardalan Amiri Sani, Lin Zhong, Ashutosh Sabharwal
JUCS
2006
86views more  JUCS 2006»
13 years 8 months ago
Secure Service Discovery based on Trust Management for ad-hoc Networks
Abstract: In ad-hoc networks, mobile devices communicate via wireless links without the aid of any fixed networking infrastructure. These devices must be able to discover services ...
Celeste Campo, Florina Almenárez Mendoza, D...
GI
2004
Springer
14 years 1 months ago
A Low-Cost Solution for Frequent Symmetric Key Exchange in Ad-hoc Networks
: Next to authentication, secure key exchange is considered the most critical and complex issue regarding ad-hoc network security. We present a low-cost, (i.e. low hardware-complex...
Markus Volkmer, Sebastian Wallner
TPDS
2008
167views more  TPDS 2008»
13 years 8 months ago
Algorithms for Fault-Tolerant Topology in Heterogeneous Wireless Sensor Networks
This paper addresses fault-tolerant topology control in a heterogeneous wireless sensor network consisting of several resource-rich supernodes, used for data relaying, and a large...
Mihaela Cardei, Shuhui Yang, Jie Wu
CORR
2007
Springer
92views Education» more  CORR 2007»
13 years 8 months ago
Throughput Scaling in Random Wireless Networks: A Non-Hierarchical Multipath Routing Strategy
— Franceschetti et al. [1] have recently shown that per-node throughput in an extended (i.e., geographically expanding), ad hoc wireless network with Θ(n) randomly distributed n...
Awlok Josan, Mingyan Liu, David L. Neuhoff, S. San...