Search Results - "Biguesh, M."

Training-based MIMO channel estimation: a study of estimator tradeoffs and optimal training signals by Biguesh, M., Gershman, A.B.

“…In this paper, we study the performance of multiple-input multiple-output channel estimation methods using training sequences. We consider the popular linear…”
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Optimal Training Sequence for MIMO Wireless Systems in Colored Environments by Biguesh, M., Gazor, S., Shariat, M.H.

“…In this paper, we design the training signal for a multi-input multi-output (MIMO) communication system in a colored medium. We assume that the known channel…”
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On Proper Antenna Pattern for a Simple Source Detection and Localization System by Biguesh, M., Gazor, S.

“…This paper proposes a simple and practical passive system for detection and direction finding of a far-field signal source. The proposed system receives signal…”
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On channel estimation and optimal training for MIMO systems by Biguesh, M., Gershman, A.B.

“…The performance of MIMO channel estimation methods using training sequences is studied. We consider the popular least squares (LS) and minimum…”
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An improved distributed downlink power control in the presence of erroneous user SINR reports [cellular radio] by Biguesh, M., Gershman, A.B., Czylwik, A.

“…Power control is one of the key approaches to increase the capacity and quality of service (QoS) in cellular mobile communication systems. A simple and…”
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Improvement of MIMO channel estimation using Signal Space of communication data by Shariat, M H, Biguesh, M, Gazor, S

“…In this paper, we propose a method for improvement of the channel estimation/training used in multi-input multi-output (MIMO) communication systems. The…”
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Speech-Model Based Accurate Blind Reverberation Time Estimation Using an LPC Filter by Keshavarz, A., Mosayyebpour, S., Biguesh, M., Gulliver, T. A., Esmaeili, M.

“…In this paper, we propose a speech-model based method using the linear predictive (LP) residual of the speech signal and the maximum-likelihood (ML) estimator…”
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MIMO channel estimation: optimal training and tradeoffs between estimation techniques by Biguesh, M., Gershman, A.B.

“…Channel estimation in multiple-input multiple-output (MIMO) wireless communication systems plays a key role in the performance of space-time decoders that…”
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A Power Allocation Method for DMT-Based DSL Systems Using Geometric Programming by Mohammadian, R., Biguesh, M., Gazor, S.

“…In this letter, we consider a power allocation problem for digital subscriber line (DSL) systems. The goal of this problem is to minimize the total transmit…”
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Robust Downlink Power Control in Wireless Cellular Systems by Biguesh, Mehrzad, Shahbazpanahi, Shahram, Gershman, Alex B

“…A serious shortcoming of current downlink power control methods is that their performance may be severely degraded when the downlink channel information is…”
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Downlink Channel Estimation in Cellular Systems with Antenna Arrays at Base Stations Using Channel Probing with Feedback by Biguesh, Mehrzad, Gershman, Alex B.

“…In mobile communication systems with multisensor antennas at base stations, downlink channel estimation plays a key role because accurate channel estimates are…”
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Optimum probing for downlink vector channel estimation by Biguesh, M., Gershman, A.B.

“…This paper studies the performance of the vector channel probing method with feedback. The least squares (LS), minimum mean square error (MMSE), and a new…”
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Robust downlink power adjustment in cellular communication systems with antenna arrays at base stations by Biguesh, M., Shahbazpanahi, S., Gershman, A.B.

“…A serious shortcoming of current downlink power adjustment and transmit beamforming methods is that their performance may become severely degraded when the…”
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A new beamforming algorithm based on signal subspace eigenvectors by Biguesh, M., Valaee, S., Champagne, B., Bastani, M.H.

“…A new beamforming algorithm, based on the eigendecomposition of the sample correlation matrix, has been introduced. The beamformer uses a weighted linear…”
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Generalized principal component beamformer for communication systems by Biguesh, Mehrzad, Valaee, Shahrokh, Champagne, Benoît

“…The contribution of this paper is two-fold. First, we introduce a generalized principal component (GPC) beamforming technique for reduced rank processing that…”
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Robust power adjustment for transmit beamforming in cellular communication systems by Biguesh, M., Shahbazpanahi, S., Gershman, A.B.

“…A new robust power adjustment method is proposed for transmit beamforming in cellular communication systems that use antenna arrays at base stations (BSs). Our…”
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Optimal linear MIMO relay communication under a constraint on the condition number of relay transform matrix by Shariat, M. H., Biguesh, M., Gazor, S.

“…In this paper, we consider a communication system employing a relay equipped with multi antennas. The relay transmits a linear transformation of its received…”
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ML detection in MIMO communication systems in the presence of channel estimation error by Neinavaie, M., Shariat, M. H., Biguesh, M., Gazor, S.

“…The performance of symbol detection in multiple-input multiple-output (MIMO) communication systems may considerably be degraded in the case of imperfect…”
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Spectrum allocation based on Artificial Bee Colony in Cognitive Radio networks by Ghasemi, A., Masnadi-Shirazi, Mohammad Ali, Biguesh, M., Jahromi, A. F., Ghasemi, F.

“…Cognitive Radio (CR) has been regarded as a promising technology to improve the spectrum utilization significantly. One of the considered issues in CR is the…”
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Optimal training sequence for wireless MIMO channel estimation by Shariat, M. H., Biguesh, M., Gazor, Saeed

“…The capability to increase the channel capacity of wireless systems without increasing the transmit power depends on the accuracy of channel estimation at the…”
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