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ICC
2007
IEEE
146views Communications» more  ICC 2007»
14 years 10 days ago
Optimally Mapping an Iterative Channel Decoding Algorithm to a Wireless Sensor Network
–Retransmission based schemes are not suitable for energy constrained wireless sensor networks. Hence, there is an interest in including parity bits in each packet for error cont...
Saad B. Qaisar, Shirish S. Karande, Kiran Misra, H...
SECON
2007
IEEE
14 years 9 days ago
OPERA: An Optimal Progressive Error Recovery Algorithm for Wireless Sensor Networks
—Wireless Sensor Networks (WSNs) require robustness against channel induced errors while retransmission based schemes prove too costly for energy constrained sensor nodes. Channe...
Saad B. Qaisar, Hayder Radha
ICASSP
2008
IEEE
14 years 14 days ago
Implementation of message-passing algorithms for the acquisition of spreading codes
A new technique to acquire pseudo-noise (PN) sequences has been recently proposed in [1] and [2]. It is based on the paradigm of iterative Message Passing (iMP) to be run on loopy...
Massimo Rovini, Fabio Principe, Luca Fanucci, Marc...
ASPDAC
2001
ACM
100views Hardware» more  ASPDAC 2001»
13 years 9 months ago
Low power implementation of a turbo-decoder on programmable architectures
Low Power is an extremely important issue for future mobile radio systems. Channel decoders are essential building blocks of base-band signal processing units in mobile terminal ar...
Frank Gilbert, Alexander Worm, Norbert Wehn
ASAP
2007
IEEE
111views Hardware» more  ASAP 2007»
14 years 11 days ago
Entropy Coding on a Programmable Processor Array for Multimedia SoC
Entropy encoding and decoding is a crucial part of any multimedia system that can be highly demanding in terms of computing power. Hardware implementation of typical compression a...
Roberto R. Osorio, Javier D. Bruguera