Sciweavers

ICASSP
2011
IEEE
13 years 2 months ago
Impulsive interference mitigation in ad hoc networks based on alpha-stable modeling and particle filtering
In this paper, we tackle the problem of interference mitigation in ad hoc networks. In such context, the multiple access interference (MAI) is known to be of an impulsive nature. ...
Nouha Jaoua, Emmanuel Duflos, Philippe Vanheeghe, ...
TCOM
2010
92views more  TCOM 2010»
13 years 5 months ago
UWB receiver designs based on a gaussian-laplacian noise-plus-MAI model
Two novel receiver structures which surpass the performance of the conventional matched filter receiver are proposed for ultra-wide bandwidth multiple access communications. The pr...
Norman C. Beaulieu, Somasundaram Niranjayan
WINET
2010
133views more  WINET 2010»
13 years 9 months ago
Connectivity of ad hoc wireless networks: an alternative to graph-theoretic approaches
Connectivity in wireless ad hoc and sensor networks is typically analyzed using a graph-theoretic approach. In this paper, we investigate an alternative communication-theoretic app...
Sooksan Panichpapiboon, Gian Luigi Ferrari, Ozan K...
ETT
2002
140views Education» more  ETT 2002»
13 years 10 months ago
Spreading sequences for uplink and downlink MC-CDMA systems: PAPR and MAI minimization
This paper deals with spreading sequences selection for downlink and uplink Multi-Carrier Code Division Multiple Access (MC-CDMA) systems with the aim of minimizing the dynamic ran...
Stéphane Nobilet, Jean-François H&ea...
ISICT
2003
14 years 7 days ago
MAI-suppression with fractional T-equalizer for CDMA
Wideband CDMA systems with orthogonal spreading codes suffer severely due to the loss of orthogonality by multipath propagation. This yields Multiple Access Interference (MAI) wh...
Klaus Knoche, Jäurgen Rinas, Karl-Dirk Kammey...
VTC
2006
IEEE
14 years 4 months ago
Group-Based Linear Parallel Interference Cancellation for DS-CDMA Systems
— The increase in the demand for voice and data wireless services creates a need for a more efficient use of the available bandwidth. Current and future generations cellular sys...
Benoit Pelletier, Benoît Champagne
GLOBECOM
2006
IEEE
14 years 5 months ago
Group-Based Block Linear Successive Interference Cancellation For DS-CDMA
— Mobile communication systems based on DS-CDMA suffer from multiple access interference (MAI), which limits the system capacity. Several techniques, such as beamforming with mul...
Benoit Pelletier, Benoît Champagne
ICC
2007
IEEE
14 years 5 months ago
New UWB Receiver Designs Based on a Gaussian-Laplacian Noise-Plus-MAI Model
—Two novel receiver structures which surpass the performance of the conventional matched filter receiver are proposed for ultra-wide bandwidth multiple access communications. Th...
Norman C. Beaulieu, Somasundaram Niranjayan
ICC
2007
IEEE
124views Communications» more  ICC 2007»
14 years 5 months ago
Iterative Interference Suppression for High-Rate Single-Carrier Space-Time Block-Coded CDMA
—In this paper, we employ time-reversal space-time block coding (TR-STBC) in single-carrier direct sequence codedivision multiple access (DS-CDMA) block transmission in the prese...
Der-Feng Tseng, Wei-Yu Lai, Tzung-Ru Tsai
VTC
2008
IEEE
107views Communications» more  VTC 2008»
14 years 5 months ago
Analysis of Coded FHSS Systems with Multiple Access Interference in Nakagami Fading
Abstract—This paper studies the effect of Multiple access interference (MAI) on the performance of coded FHSS systems. This is achieved by modelling the physical channel in these...
Salam A. Zummo