Title :
Coding and modulation for underspread fading channels
Author :
Bölcskei, Helmut ; Koetter, Ralf ; Mallik, Siddharta
Author_Institution :
Commun. Technol. Lab., Eidgenossische Tech. Hochschule, Zurich, Switzerland
Abstract :
We study modulation and code design for underspread time-varying fading channels. For a coherent receiver employing maximum-likelihood (ML) decoding, we derive the code design criteria and express the maximum achievable diversity order in terms of the channel´s scattering function.
Keywords :
OFDM modulation; channel coding; diversity reception; electromagnetic wave scattering; fading channels; land mobile radio; maximum likelihood decoding; radio receivers; radiowave propagation; time-varying channels; OFDM; channel scattering function; code design; coding; coherent receiver; maximum achievable diversity order; maximum-likelihood decoding; mobile radio channels; modulation; underspread time-varying fading channels; Communications technology; Eigenvalues and eigenfunctions; Fading; Laboratories; Maximum likelihood decoding; Modulation coding; OFDM; Pulse modulation; Scattering; Upper bound;
Conference_Titel :
Information Theory, 2002. Proceedings. 2002 IEEE International Symposium on
Print_ISBN :
0-7803-7501-7
DOI :
10.1109/ISIT.2002.1023630
