8060 search results - page 18 / 1612 » Adaptive BICM-OFDM Systems |
ICC
2009
IEEE
13 years 8 months ago
2009
IEEE
Abstract--Upcoming multi antenna systems such as 3GPPLTE employ code book based multi-mode precoding in order to adapt to a wide range of channel conditions. Link adaptation, which...
ICC
2007
IEEE
14 years 5 months ago
2007
IEEE
—We consider the adaptive throughput optimization problem for multiple-input multiple-output (MIMO) systems in Rayleigh fading channels. With perfect channel knowledge at the tra...
GLOBECOM
2006
IEEE
14 years 4 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...
IWSAS
2001
Springer
14 years 3 months ago
2001
Springer
We seek to construct autonomous adaptive survivable systems that use active trust management to adapt their own behavior in the face of compromises in the computational environment...
TNN
2008
13 years 10 months ago
2008
Abstract--This paper investigates whether spike-timing-dependent plasticity (STDP) can minimize the effect of mismatch within the context of a depth-from-motion algorithm. To impro...