Sciweavers

ICC
2007
IEEE
14 years 3 months ago
Optimal Distributed Multicast Routing using Network Coding
—Multicast is an important communication paradigm, also a problem well known for its difficulty (NP-completeness) to achieve certain optimization goals, such as minimum network ...
Yi Cui, Yuan Xue, Klara Nahrstedt
ICC
2007
IEEE
134views Communications» more  ICC 2007»
14 years 3 months ago
DVB Detector for Cognitive Radio
—Cognitive radio (CR) is seen as one of the revolutionary techniques for future spectrum utilization. The first and probably the most challenging task for CR is to detect/sense t...
Loo Peng Goh, Zhongding Lei, Francois P. S. Chin
ICC
2007
IEEE
180views Communications» more  ICC 2007»
14 years 3 months ago
Distributed Quad-Tree for Spatial Querying in Wireless Sensor Networks
— In contrast to the traditional wireless sensor network (WSN) applications that perform only data collection and aggregation, new generation of information processing applicatio...
Murat Demirbas, Xuming Lu
ICC
2007
IEEE
150views Communications» more  ICC 2007»
14 years 3 months ago
Joint Maximum Likelihood Channel Estimation and Data Detection for MIMO Systems
— Blind and semiblind adaptive schemes are proposed for joint maximum likelihood (ML) channel estimation and data detection for multiple-input multiple-output (MIMO) systems. The...
Mohammed Abuthinien, Sheng Chen, Andreas Wolfgang,...
ICC
2007
IEEE
171views Communications» more  ICC 2007»
14 years 3 months ago
The Free-Space Optics System Using QCL: Models and Solutions
– Two of the important issues in the free-space optics (FSO) communication systems are the building sway and atmospheric interference. In this paper, the optimization models for ...
Xian Liu
ICC
2007
IEEE
14 years 3 months ago
A Grammar for Specifying Usage Control Policies
—Usage control goes beyond traditional access control, addressing its limitations related to attribute mutability and continuous usage permission validation. The recently propose...
Rafael Teigao, Carlos Maziero, Altair Olivo Santin
ICC
2007
IEEE
141views Communications» more  ICC 2007»
14 years 3 months ago
AMAC: Traffic-Adaptive Sensor Network MAC Protocol through Variable Duty-Cycle Operations
—Sensor network MAC protocols usually employ periodic sleep and wakeup, achieving low duty-cycle to save energy and to increase the lifetime of battery-powered sensor devices. Ho...
Sang Hoon Lee, Joon Ho Park, Lynn Choi