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» Design and implementation of network puzzles
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TSP
2010
15 years 1 months ago
Analog beamforming in MIMO communications with phase shift networks and online channel estimation
In multiple-input multiple-output (MIMO) systems, the use of many radio frequency (RF) and analog-to-digital converter (ADC) chains at the receiver is costly. Analog beamformers op...
Vijay Venkateswaran, Alle-Jan van der Veen
INFOSCALE
2007
ACM
15 years 8 months ago
SDI: a swift tree structure for multi-dimensional data indexing in peer-to-peer networks
Efficient multi-dimensional data search has received much attention in centralized systems. However, its implementation in large-scale distributed systems is not a trivial job and...
Rong Zhang, Weining Qian, Minqi Zhou, Aoying Zhou
CONEXT
2009
ACM
15 years 7 months ago
SafeGuard: safe forwarding during route changes
This paper presents the design and evaluation of SafeGuard, an intra-domain routing system that can safely forward packets to their destinations even when routes are changing. Saf...
Ang Li, Xiaowei Yang, David Wetherall
IPSN
2003
Springer
15 years 11 months ago
Acoustic Target Tracking Using Tiny Wireless Sensor Devices
With the advancement of MEMS technologies, wireless networks consist of tiny sensor devices hold the promise of revolutionizing sensing in a wide range of application domains becau...
Qixin Wang, Wei-Peng Chen, Rong Zheng, Kihwal Lee,...
TON
2012
13 years 9 months ago
A New Cell-Counting-Based Attack Against Tor
Abstract—Various low-latency anonymous communication systems such as Tor and Anonymizer have been designed to provide anonymity service for users. In order to hide the communicat...
Zhen Ling, Junzhou Luo, Wei Yu, Xinwen Fu, Dong Xu...