Title :
Adaptive multilevel coding in OFDM systems
Author :
Trifonov, Peter ; Costa, Elena ; Schulz, Egon
Author_Institution :
Siemens AG, Munich, Germany
fDate :
30 May-1 June 2005
Abstract :
A link adaptation method for OFDM systems based on multilevel coding is presented. A set of multilevel codes to he used for link adaptation is constructed based on capacity-approaching LDPC codes. The performance of the suggested system is analyzed.
Keywords :
OFDM modulation; adaptive codes; modulation coding; parity check codes; OFDM systems; adaptive multilevel coding; capacity-approaching LDPC codes; link adaptation method; Adaptive systems; Data communication; Downlink; Interleaved codes; Iterative decoding; Modulation coding; Multipath channels; OFDM modulation; Parity check codes; Performance analysis;
Conference_Titel :
Vehicular Technology Conference, 2005. VTC 2005-Spring. 2005 IEEE 61st
Print_ISBN :
0-7803-8887-9
DOI :
10.1109/VETECS.2005.1543583
