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» Extreme Value FEC for Wireless Data Broadcasting
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ICC
2007
IEEE
120views Communications» more  ICC 2007»
14 years 18 days ago
Narrowband Interference Mitigation in Turbo-Coded OFDM Systems
— A method for the mitigation of the effect of narrowband interference (NBI) on the turbo decoder in OFDM systems is proposed. The presence of NBI leads to a contaminated Gaussia...
Sheetal Kalyani, Vimal Raj, Krishnamurthy Giridhar
ICRA
2006
IEEE
145views Robotics» more  ICRA 2006»
14 years 9 days ago
Instrumenting Wireless Sensor Networks for Real-time Surveillance
— This paper considers the problem of tracking an unknown number of targets using a wireless sensor network for surveillance. In particular, we consider the case in which each se...
Songhwai Oh, Phoebus Chen, Michael Manzo, Shankar ...
MOBICOM
2004
ACM
13 years 11 months ago
Revisiting the TTL-based controlled flooding search: optimality and randomization
In this paper we consider the problem of searching for a node or an object (i.e., piece of data, file, etc.) in a large network. Applications of this problem include searching fo...
Nicholas B. Chang, Mingyan Liu
EUC
2007
Springer
14 years 13 days ago
A Selective Push Algorithm for Cooperative Cache Consistency Maintenance over MANETs
Cooperative caching is an important technique to support efficient data dissemination and sharing in Mobile Ad hoc Networks (MANETs). In order to ensure valid data access, the cach...
Yu Huang 0002, Beihong Jin, Jiannong Cao, Guangzho...
TSP
2008
115views more  TSP 2008»
13 years 6 months ago
Approximation Bounds for Semidefinite Relaxation of Max-Min-Fair Multicast Transmit Beamforming Problem
Consider a downlink multicast scenario where a base station equipped with multiple antennas wishes to simultaneously broadcast a number of signals to some given groups of users ove...
Tsung-Hui Chang, Zhi-Quan Luo, Chong-Yung Chi