Sciweavers

2391 search results - page 385 / 479
» The Complexity of Connectivity in Wireless Networks
Sort
View
SPAA
2009
ACM
16 years 26 days ago
Locally scalable randomized consensus for synchronous crash failures
We consider bit communication complexity of binary consensus in synchronous message passing systems with processes prone to crashes. A distributed algorithm is locally scalable wh...
Bogdan S. Chlebus, Dariusz R. Kowalski
GLOBECOM
2008
IEEE
16 years 16 days ago
Collusion-Resistant Multi-Winner Spectrum Auction for Cognitive Radio Networks
—In order to fully utilize spectrum, auction-based dynamic spectrum allocation has become a promising approach which allows unlicensed wireless users to lease unused bands from s...
Yongle Wu, Beibei Wang, K. J. Ray Liu, T. Charles ...
SAC
2003
ACM
15 years 11 months ago
TinyGALS: A Programming Model for Event-Driven Embedded Systems
Networked embedded systems such as wireless sensor networks are usually designed to be event-driven so that they are reactive and power efficient. Programming embedded systems wit...
Elaine Cheong, Judith Liebman, Jie Liu, Feng Zhao
CANS
2007
Springer
150views Cryptology» more  CANS 2007»
16 years 7 days ago
Perfectly Secure Message Transmission in Directed Networks Tolerating Threshold and Non Threshold Adversary
Abstract. In this paper we study Perfectly Secure Message Transmission (PSMT) between a sender S and a receiver R, connected in a directed synchronous network through multiple para...
Arpita Patra, Bhavani Shankar, Ashish Choudhary, K...
MOBIHOC
2005
ACM
16 years 5 months ago
TCP over multihop 802.11 networks: issues and performance enhancement
Analyzing TCP operation over 802.11 multihop ad hoc networks involves a cross-layer study. In this work, we investigate the effect of congestion and MAC contention on the interact...
Kitae Nahm, Ahmed Helmy, C. C. Jay Kuo