Sciweavers

CISS
2008
IEEE
14 years 6 months ago
The Chinese Generals Problem
Abstract—To achieve higher reliability, safety, and faulttolerance, many mission-critical detection and decision systems implement consensus algorithms that force the systems’ ...
Edwin Soedarmadji
CISS
2008
IEEE
14 years 6 months ago
On the delay and throughput of digital and analog network coding for wireless broadcast
— We address the problem of exchanging broadcast packets among multiple wireless terminals through a single relay node. The objective is to evaluate the delay and throughput gain...
Yalin Evren Sagduyu, Dongning Guo, Randall Berry
CISS
2008
IEEE
14 years 6 months ago
Distributed interference pricing for OFDM wireless networks with non-separable utilities
—We present a distributed algorithm for allocating power among multiple interfering transmitters in a wireless network using Orthogonal Frequency Division Multiplexing (OFDM). Th...
Changxin Shi, Randall A. Berry, Michael L. Honig
CISS
2008
IEEE
14 years 6 months ago
On sparse representations of linear operators and the approximation of matrix products
—Thus far, sparse representations have been exploited largely in the context of robustly estimating functions in a noisy environment from a few measurements. In this context, the...
Mohamed-Ali Belabbas, Patrick J. Wolfe
CISS
2008
IEEE
14 years 6 months ago
Cramer Rao bound on target localization estimation in MIMO radar systems
Abstract— This paper presents an analysis of target localization accuracy, attainable by the use of MIMO (MultipleInput Multiple-Output) radar systems, configured with multiple ...
Hana Godrich, Alexander M. Haimovich, Rick S. Blum
CISS
2008
IEEE
14 years 6 months ago
Fusion frames and robust dimension reduction
Abstract— We consider the linear minimum meansquared error (LMMSE) estimation of a random vector of interest from its fusion frame measurements in presence noise and subspace era...
Ali Pezeshki, Gitta Kutyniok, A. Robert Calderbank
CISS
2008
IEEE
14 years 6 months ago
On optimal training and beamforming in uncorrelated MIMO systems with feedback
—This paper studies the design and analysis of optimal training-based beamforming in uncorrelated multipleinput multiple-output (MIMO) channels with known Gaussian statistics. Fi...
Francisco Rubio, Dongning Guo, Michael L. Honig, X...
CISS
2008
IEEE
14 years 6 months ago
A low complexity linear multiuser MIMO beamforming system with limited feedback
—In this paper, we propose a low complexity linear multiuser beamforming system for the multiple-input multipleoutput (MIMO) broadcast channel. We consider the specific case of ...
Chan-Byoung Chae, David Mazzarese, Nihar Jindal, R...
CISS
2008
IEEE
14 years 6 months ago
Adaptive codebook for beamforming in limited feedback MIMO systems
—We propose a new scheme for limited feedback in MIMO systems. We consider transmit beamforming and receiver maximal ratio combining as a base for our work, and propose a novel b...
Kiarash Amiri, Davood Shamsi, Behnaam Aazhang, Jos...
CISS
2008
IEEE
14 years 6 months ago
Energy-efficient adaptive MIMO systems leveraging dynamic spare capacity
Hongseok Kim, Chan-Byoung Chae, Gustavo de Veciana...