Implementation of an improved reconfigurable SOVA/log-MAP turbo decoder in LTE

C Chaikalis, C Liolios, V Vlachos - … Forum Telfor (TELFOR), 2014 - ieeexplore.ieee.org
SOVA and log-MAP turbo decoding algorithms share common operations. Our analysis
shows that the improved reconfigurable SOVA/log-MAP turbo decoder can be implemented …

Reconfigurability and performance of mobile routing protocols for VANET applications

C Chaikalis, V Markoulis, IK Savvas… - 2017 25th …, 2017 - ieeexplore.ieee.org
VANETs represent a key technology for future 5G networks. Three popular mobile routing
algorithms used in VANETs are AODV, DSR and DYMO. These algorithms are decomposed …

Towards defining and assessing the non-functional properties of communities of web services

E Lim, P Thiran, Z Maamar - 2011 IEEE International …, 2011 - ieeexplore.ieee.org
This paper discusses some of the research done in the area of communities of Web
services. A community allows Web services offering similar functionalities to be grouped …

Efficient TTI for 3G multimedia applications

C Chaikalis - Advances in Multimedia, 2007 - Wiley Online Library
Time transmission interval (TTI) or outer block interleaving is an important task for the
implementation of UMTS turbo coding in flat Rayleigh fading environment. An efficient TTI …

Novel results on 3G reconfigurable outer block interleaving based on FER

C Chaikalis, NS Samaras - Wireless Personal Communications, 2011 - Springer
Outer block interleaving and time transmission interval (TTI) are two interrelated parameters
for the design of 3G systems. Particularly, they represent a critical issue for the …

An LTE reconfigurable SOVA/log-MAP turbo decoder for uncorrelated Rayleigh fading

C Chaikalis, C Liolios, V Vlachos - … International Conference on …, 2015 - ieeexplore.ieee.org
According to published literature for turbo decoding, SOVA and log-MAP algorithms share
common operations. This paper shows that the improved reconfigurable SOVA/log-MAP …

UMTS Dynamic Outer Interleaver Reconfiguration for Indoor Environment Using SOVA Turbo Decoder

C Chaikalis, N Samaras - 2009 Fifth International Conference …, 2009 - ieeexplore.ieee.org
Turbo codes performance improves in correlated Rayleigh fading channels using outer
block interleaving, but the drawback is complexity and delay. Choosing inappropriate …

Novel results on adaptive UMTS outer block interleaving using SOVA turbo decoder

C Chaikalis, NS Samaras - 2009 6th International Symposium …, 2009 - ieeexplore.ieee.org
Outer block interleaving improves the performance of turbo codes, especially in correlated
Rayleigh fading wireless channels. The choice of inappropriate number of columns for the …

Reconfiguration Between Congestion Avoidance and Multiplexing Techniques for 5G

C Chaikalis, V Zygouras… - 2018 26th …, 2018 - ieeexplore.ieee.org
Future 5G networks will be using different MAC sublayer congestion avoidance and
multiplexing techniques according to published literature. The aim of this work is to …

[PDF][PDF] An improved 3GPP reconfigurable turbo decoder for flat Rayleigh fading channels

C Chaikalis, NS Samaras, O Iatrellis, C Kokkinos - academia.edu
It is well known that in a turbo decoder extrinsic information increases with every iteration. In
published literature it is shown that there are different techniques which improve the …