[PDF][PDF] Impact of constraint length on performance of Convolutional CODEC in AWGN channel for image application

SV Viraktamath, GV Attimarad - International Journal of Engineering …, 2010 - academia.edu
Convolutional codes are frequently used to correct errors in noisy channels. Viterbi
algorithm is a wellknown maximum-likelihood algorithm for decoding of convolutional codes …

[PDF][PDF] BER performance comparison of HOVA and SOVA in AWGN channel

DG Talasadar, SV Viraktamath… - International Journal of …, 2014 - academia.edu
Classical Viterbi algorithm (HOVA) and Soft Output Viterbi Algorithms (SOVA) are used for
error correction in many applications. Among FEC schemes, convolutional encoding and …

[PDF][PDF] Implementation of Reconfigurable Convolutional Encoder and optimum Adaptive Viterbi Decoder with Multibooting and Error Detection on FPGA

PR Pachlegaonkar, PS Yadav - IJETT, 2014 - academia.edu
The main goal of this paper was resource-optimized implementation of the decoder on the
target platform. It is well known that data transmissions over wireless channels are affected …

BER Performance Comparison Between HOVA, SOVA, and MAP Turbo Decoders in AWGN Channel

SV Viraktamath, DN Smithila, GV Attimarad - Emerging Research in …, 2016 - Springer
The successful accomplishment in any modern communication system lies in the reliable
transmission of information from the transmitter to a receiver. Channel coding techniques …

Performance comparison of HOVA and SOVA for image transmission in AWGN channel

SV Viraktamath, A Kotihal… - … and Informatics (IC3I), 2014 - ieeexplore.ieee.org
Classical Viterbi algorithm and Soft Output Viterbi Algorithms are used for error correction in
many applications. In this paper the performance of hard decision as well as soft decision …

Impact of code rate and improvisation of the reconstructed image for CODEC

SV Viraktamath, SR Hiremath… - 2014 IEEE International …, 2014 - ieeexplore.ieee.org
Present day modern hand held communicating devices rely on forward error correction
techniques for their proper functioning. Most digital communication systems nowadays …

Impact of interleaver and trace back length on performance of CODEC for burst errors

SV Viraktamath, D Sakaray… - … and Informatics (IC3I), 2014 - ieeexplore.ieee.org
An interleaving is a concept which is used in conjunction with error correcting codes to
counteract the effect of burst errors. Convolutional codes are frequently used to correct …

[引用][C] Performance analysis of Viterbi decoder using different digital modulation techniques in AWGN channel

SV Viraktamath, DG Talasadar, GV Attimarad… - IOSR J. Electron. Commun …, 2014