Title :
Distributed Space-Time 4CPFSK Trellis Codes for Amplify & Forward Relaying
Author :
Ali Serdar Demiroglu;Ibrahim Altunbas;Mehmet Ertugrul Çelebi
Author_Institution :
Technol. Dev. Dept., Nortel Netas, Istanbul, Turkey
Abstract :
Continuous phase frequency shift keying is a power/bandwidth efficient modulation technique, hence, attractive for use in relay/cooperative systems employing inexpensive nonlinear power amplifiers. We investigate optimum distributed space-time 4-ary continuous phase frequency shift keying trellis codes for amplify & forward relaying method and propose novel codes for relay transmission systems. The error performances of the classical and novel codes are investigated for one and two-relay systems using various transmission protocols.
Keywords :
"Convolutional codes","Relays","Power system relaying","Continuous phase modulation","Frequency shift keying","Modulation coding","Cooperative systems","Transmitting antennas","Power system reliability","Fading"
Conference_Titel :
Communication Theory, Reliability, and Quality of Service (CTRQ), 2010 Third International Conference on
Print_ISBN :
978-1-4244-7273-4
DOI :
10.1109/CTRQ.2010.39