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TSP
2012
12 years 15 days ago
Randomized Isometric Linear-Dispersion Space-Time Block Coding for the DF Relay Channel
This article presents a randomized linear-dispersion space-time block code for decode-andforward synchronous relays. The coding matrices are obtained as a set of columns (or rows)...
David Gregoratti, Walid Hachem, Xavier Mestre
TSP
2012
12 years 15 days ago
Parameterized Cancellation of Partial-Band Partial-Block-Duration Interference for Underwater Acoustic OFDM
—Despite that underwater acoustic channels are well known to contain various interferences, research on interference mitigation in underwater acoustic communications has been ver...
Zhaohui Wang, Shengli Zhou, Josko Catipovic, Peter...
TSP
2012
12 years 15 days ago
Robust Multicast Beamforming for Spectrum Sharing-Based Cognitive Radios
Abstract—We consider a robust downlink beamforming optimization problem for secondary multicast transmission in a multiple-input multiple-output (MIMO) spectrum sharing cognitive...
Yongwei Huang, Qiang Li, Wing-Kin Ma, Shuzhong Zha...
TSP
2012
12 years 15 days ago
Parametrization of Linear Systems Using Diffusion Kernels
—Modeling natural and artificial systems has played a key role in various applications and has long been a task that has drawn enormous efforts. In this work, instead of explori...
Ronen Talmon, Dan Kushnir, Ronald R. Coifman, Isra...
TSP
2012
12 years 15 days ago
On the Rate Gap Between Multi- and Single-Cell Processing Under Opportunistic Scheduling
—Base station (BS) coordination is a key technique to handle intercell interference (ICI) in cellular networks. Nevertheless, recent work on scheduling indicates that the value o...
Hans Jørgen Bang, David Gesbert, Pål ...