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ICASSP
2009
IEEE
15 years 4 months ago
On the performance of semidefinite relaxation MIMO detectors for QAM constellations
Due to their computational efficiency and strong empirical performance, semidefinite relaxation (SDR)–based algorithms have gained much attention in multiple–input multiple...
Anthony Man-Cho So
ICASSP
2011
IEEE
14 years 1 months ago
An extension of the ICA model using latent variables
The Independent Component Analysis (ICA) model is extended to the case where the components are not necessarily independent: depending on the value a hidden latent process at the ...
Selwa Rafi, Marc Castella, Wojciech Pieczynski
ICCD
2003
IEEE
134views Hardware» more  ICCD 2003»
15 years 7 months ago
An Efficient Algorithm for Calculating the Worst-case Delay due to Crosstalk
Analyzing the effect of crosstalk on delay is critical for high performance circuits. The major bottleneck in performing crosstalkinduced delay analysis is the high computational ...
Venkatesan Rajappan, Sachin S. Sapatnekar
ICASSP
2009
IEEE
15 years 1 months ago
Blind noise variance estimation for OFDMA signals
In this paper, we present two new noise variance estimation methods of OFDMA signals transmitted through an unknown multipath fading channel. We focus on blind estimation as it do...
François-Xavier Socheleau, Dominique Pastor...
SAMOS
2007
Springer
15 years 4 months ago
Mapping and Performance Evaluation for Heterogeneous MP-SoCs Via Packing
The computational demand of signal processing algorithms is rising continuously. Heterogeneous embedded multiprocessor systems-on-chips are one solution to tackle this demand. But ...
Bastian Ristau, Gerhard Fettweis