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Showing 2009 · cs.ITShow all
3 papers · 2 filters
cs.IT2009
On the Decay of the Determinants of Multiuser MIMO Lattice Codes
Jyrki Lahtonen, Roope Vehkalahti, Hsiao-feng Lu +2
In a recent work, Coronel et al. initiated the study of the relation between the diversity-multiplexing tradeoff (DMT) performance of a multiuser multiple-input multiple-output (MU…
cs.IT2009
On the Capacity of Free-Space Optical Intensity Channels
Amos Lapidoth, Stefan M. Moser, Michele A. Wigger
New upper and lower bounds are presented on the capacity of the free-space optical intensity channel. This channel is characterized by inputs that are nonnegative (representing the…
cs.IT2009
Decoding Frequency Permutation Arrays under Infinite norm
Min-Zheng Shieh, Shi-Chun Tsai
A frequency permutation array (FPA) of length and distance is a set of permutations on a multiset over symbols, where each symbol appears exactly times and the d…