Sciweavers

ICASSP
2011
IEEE
12 years 8 months ago
A 3-layer coding scheme for biometry template protection based on spectral minutiae
—Spectral Minutiae (SM) representation enables the combination of minutiae-based fingerprint recognition systems with template protection schemes based on fuzzy commitment, but ...
Xiaoying Shao, Haiyun Xu, Raymond N. J. Veldhuis, ...
TIT
2010
110views Education» more  TIT 2010»
12 years 11 months ago
Error rates of the maximum-likelihood detector for arbitrary constellations: convex/concave behavior and applications
Motivated by a recent surge of interest in convex optimization techniques, convexity/concavity properties of error rates of the maximum likelihood detector operating in the AWGN ch...
Sergey Loyka, Victoria Kostina, François Ga...
CORR
2011
Springer
151views Education» more  CORR 2011»
12 years 11 months ago
Sparsity Enhanced Decision Feedback Equalization
For single-carrier systems with frequency domain equalization, decision feedback equalization (DFE) performs better than linear equalization and has much lower computational compl...
Jovana Ilic, Thomas Strohmer
ICASSP
2009
IEEE
13 years 2 months ago
Minimum BER beamforming in the RF domain for OFDM transmissions and linear receivers
In this paper, we study transmission schemes for a novel OFDMbased MIMO system which performs adaptive signal combining in radio-frequency (RF). Specifically, we consider the prob...
Javier Vía, Victor Elvira, Ignacio Santamar...
PIMRC
2010
IEEE
13 years 2 months ago
Vandermonde-subspace frequency division multiplexing receiver analysis
Abstract--Vandermonde-subspace frequency division multiplexing (VFDM) is a technique for interference cancellation in overlay networks that allows a secondary network to operate si...
Leonardo S. Cardoso, Francisco Rodrigo P. Cavalcan...
TCOM
2010
97views more  TCOM 2010»
13 years 3 months ago
Exploiting UEP in QAM-based BICM: interleaver and code design
In this paper we formally analyze the interleaver and code design for QAM-based BICM transmissions using the binary reflected Gray code. We develop analytical bounds on the bit e...
Alex Alvarado, Erik Agrell, Leszek Szczecinski, Ar...
COMCOM
2002
99views more  COMCOM 2002»
13 years 4 months ago
TCP performance analysis and optimization over DMT based ADSL system
This paper studies the transmission control protocol (TCP) performance over a discrete multi-tone (DMT) based asymmetric digital subscriber loop (ADSL) network. The impact of DMT ...
Xiaoning He, Hao Che
TWC
2008
111views more  TWC 2008»
13 years 4 months ago
Constellation labeling maps for low error floors
A constellation labeling map is the assignment of a bit pattern to each symbol in a signal-set constellation. In a system with bit-interleaved coded-modulation and iterative decod...
Don J. Torrieri, Matthew C. Valenti
TVLSI
2008
102views more  TVLSI 2008»
13 years 4 months ago
A Robust 4-PAM Signaling Scheme for Inter-Chip Links Using Coding in Space
Abstract--Increasing demand for high-speed inter-chip interconnects requires faster links that consume less power. Channel coding can be used to lower the required signal-to-noise ...
Kamran Farzan, David A. Johns
JCM
2007
90views more  JCM 2007»
13 years 4 months ago
Peak to Average Power Ratio Reduction for Multicarrier Systems Using Dirty Paper Coding
— In this paper, we improve the peak to average power ratio reduction scheme for multicarrier systems proposed by Collings and Clarkson by applying dirty paper coding with peak p...
Pin-Hsun Lin, Shih-Chun Lin, Hsuan-Tien Liu, Hsuan...