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ICASSP
2011
IEEE
14 years 6 months ago
Reconfigurable decoder architectures for Raptor codes
Decoder architectures for architecture-aware Raptor codes having regular message access-and-processing patterns are presented. Raptor codes are a class of concatenated codes compo...
Hady Zeineddine, Mohammad M. Mansour
TIT
2008
122views more  TIT 2008»
15 years 2 months ago
An Efficient Pseudocodeword Search Algorithm for Linear Programming Decoding of LDPC Codes
Abstract--In linear programming (LP) decoding of a low-density parity-check (LDPC) code one minimizes a linear functional, with coefficients related to log-likelihood ratios, over ...
Michael Chertkov, Mikhail G. Stepanov
116
Voted
TCOM
2010
83views more  TCOM 2010»
14 years 9 months ago
Early-Elimination Modification for Priority-First Search Decoding
Abstract--In order to release the growing demand for computational complexity with respect to increasing information sequence length in the priority-first search decoding algorithm...
Shin-Lin Shieh, Po-Ning Chen, Yunghsiang S. Han, T...
111
Voted
CORR
2010
Springer
225views Education» more  CORR 2010»
15 years 2 months ago
Sensing Matrix Optimization for Block-Sparse Decoding
Recent work has demonstrated that using a carefully designed sensing matrix rather than a random one, can improve the performance of compressed sensing. In particular, a welldesign...
Kevin Rosenblum, Lihi Zelnik-Manor, Yonina C. Elda...
TC
2008
15 years 2 months ago
Analysis of Mask-Based Nanowire Decoders
Stochastically assembled nanoscale architectures have the potential to achieve device densities 100 times greater than today's CMOS. A key challenge facing nanotechnologies is...
Eric Rachlin, John E. Savage