280 search results - page 14 / 56 » Modulation and Coding for Noncoherent Communications |
GLOBECOM
2008
IEEE
14 years 1 months ago
2008
IEEE
—This paper studies orthogonal frequency-division multiplexing (OFDM) systems employing coded modulation. Clipping is applied to reduce the peak-to-average-power-ratio (PAPR) of ...
VTC
2006
IEEE
14 years 1 months ago
2006
IEEE
— This paper examines the bit error probability (BEP) of bit-interleaved coded modulation and iterative decoding (BICM-ID) in OFDM systems with modulation diversity (MD) over cor...
GLOBECOM
2007
IEEE
14 years 1 months ago
2007
IEEE
Abstract— In this paper, we answer the question that “Can conventional differential unitary space time modulation (DUSTM) be applied when there is an unknown carrier frequency ...
VTC
2006
IEEE
14 years 1 months ago
2006
IEEE
— In this paper we investigate the performance of an adaptive coded modulation (ACM) system in single-input multiple-output Rayleigh fading channels with spatial correlation. The...
GLOBECOM
2006
IEEE
14 years 1 months ago
2006
IEEE
— We study coding and modulation rate adaptation problem for HARQ systems with partially observable state from cross-layer viewpoint. The rate of convolutionally coded MQAM is ad...