Sciweavers

ICC
2007
IEEE
144views Communications» more  ICC 2007»
14 years 4 months ago
Binary Repetition Codes and SPC Product Codes for Coded and Cooperative Diversity Systems
— A three stage network protocol that can achieve coded and cooperative diversity to improve network coverage is investigated. In Stage 1, a cyclic redundancy check code is used ...
Pavel Loskot, Norman C. Beaulieu
ICC
2007
IEEE
128views Communications» more  ICC 2007»
14 years 4 months ago
On the Acquisition Ambiguity for Galileo BOC(n, n) Modulated Signals
— Binary Offset Carrier, BOC, modulated signals are at the moment candidates both for new civil (free) signal in GPS update and for part of the European Global Navigation Satelli...
Giuseppe Avellone, Maristella Frazzetto, Ettore Me...
ICC
2007
IEEE
125views Communications» more  ICC 2007»
14 years 4 months ago
Detecting SPIT Calls by Checking Human Communication Patterns
— SPam over Internet Telephony (SPIT) is expected to become a very serious issue in the next years. The threat is going to spin out from the well known email spam problem by bot ...
Jürgen Quittek, Saverio Niccolini, Sandra Tar...
ICC
2007
IEEE
14 years 4 months ago
Hybrid Power/Overlap Allocation Scheme for a Multirate Overlapped Optical CDMA System
– This paper addresses the problem of resource allocation in a multiservice optical network based on an Overlapped-CDMA system. A joint transmission power and overlapping coeffic...
Robert Raad, Elie Inaty, Paul Fortier, Hossam M. H...
ICC
2007
IEEE
14 years 4 months ago
Optimal Precoder for Rate 1 Space-Time Block Codes
Abstract— Despite primary space-time coding where the channel state information (CSI) is available at the receiver only, the capacity and performance of multiple-input multiple-o...
Alireza Ghaderipoor, Chintha Tellambura
ICC
2007
IEEE
245views Communications» more  ICC 2007»
14 years 4 months ago
A Node Recovery Scheme for Data Dissemination in Wireless Sensor Networks
—In wireless sensor networks, sensor nodes are expected to gather specific information about the environment and send it to the user. The data dissemination usually involves many...
Faycal Bouhafs, Madjid Merabti, Hala M. Mokhtar
ICC
2007
IEEE
106views Communications» more  ICC 2007»
14 years 4 months ago
A Hierarchical Weighted Round Robin EPON DBA Scheme and Its Comparison with Cyclic Water-Filling Algorithm
—A H-WRR (Hierarchical Weighted Round-Robin) EPON (Ethernet Passive Optical Network) DBA (Dynamic Bandwidth Allocation) algorithm is devised and investigated. WRR table entries h...
Chan Kim, Tae-Whan Yoo, Bong-Tae Kim
ICC
2007
IEEE
14 years 4 months ago
Multiple-Access Slightly Frequency-Shifted Reference Ultra-Wideband Communications for Dense Multipath Channels
Abstract— The design of ultra-wideband (UWB) communication systems has proven to be challenging. Coherent systems require a rake receiver with many taps that is difficult to tra...
Qu Zhang, Dennis Goeckel
ICC
2007
IEEE
171views Communications» more  ICC 2007»
14 years 4 months ago
Partially Overlapped Channel Assignment for Multi-Channel Wireless Mesh Networks
— The aggregate capacity of wireless mesh networks can be increased by the use of multiple frequency channels and multiple network interface cards in each router. Recent results ...
Amir Hamed Mohsenian Rad, Vincent W. S. Wong