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ICASSP
2011
IEEE
14 years 10 months ago
Real-time DVB-S2 LDPC decoding on many-core GPU accelerators
It is well known that LDPC decoding is computationally demanding and one of the hardest signal operations to parallelize. Beyond data dependencies that restrict the decoding of a ...
Gabriel Falcão Paiva Fernandes, Joao Andrad...
ICASSP
2011
IEEE
14 years 10 months ago
Effect of the visual signal structure on Steady-State Visual Evoked Potentials detection
The detection of Steady-State Visual Evoked Potential (SSVEP) responses in the Electroencephalogram (EEG) is a current challenge in signal processing applied on Brain-Computer Int...
Hubert Cecotti, Bertrand Rivet
ICASSP
2011
IEEE
14 years 10 months ago
Adaptive frequency-domain biased estimation algorithms with automatic adjustment of shrinkage factors
In this work, we propose adaptive frequency-domain biased estimation algorithms with mechanisms to automatically adjust the shrinkage factors. The proposed estimation algorithms i...
Sheng Li, Rodrigo C. de Lamare, Martin Haardt
ICASSP
2011
IEEE
14 years 10 months ago
Broadband direction estimation method utilizing combined pressure and energy gradients from optimized microphone array
This paper proposes a method for analyzing the direction of the arrival of sound by estimating the sound intensity vector from the pressure and energy gradients of closely-spaced ...
Jukka Ahonen, Ville Pulkki
ICASSP
2011
IEEE
14 years 10 months ago
Error-entropy based channel state estimation of spatially correlated MIMO-OFDM
—This paper deals with optimized training sequences to estimate multiple-input multiple-output orthogonal frequencydivision multiplexing (MIMO-OFDM) channel states in the presenc...
Hoang Duong Tuan, Ha Hoang Kha, Ha H. Nguyen