Search Results - optimal precoder matrix

Spatial Multiplexing for Noncoherent Reception in MIMO Systems With Binary ASK: Optimal Precoder Design by Biswas, Pialy, Mallik, Ranjan K.

“…-formula>), is premultiplied by a diagonal precoder matrix with positive precoder parameters…”
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Linear precoding for spatially correlated multiple-input single-output wiretap channel by Hajimomeni, Mona, Aghaeinia, Hassan

“…). Specifically, two problems are considered. First, a precoder matrix is designed to minimise the average transmitted power subject to QoS requirements at Bob and Eve…”
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Fundamental CRB-Rate Trade-Off in ISAC Systems Under Correlated Communication-Sensing Channel by Bian, Mengqi, Shi, Yunmei, Huang, Xin-Lin

“…). To address this issue, focusing on this particular scenario, this paper delves into the design of optimal transmission precoder and conducts a fundamental trade-off analysis between the achievable…”
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Statistically robust precoder design over correlated Rician MIMO channels by Luo, Zhen, Zhang, Lin, Leung, Shu-hung, Yu, Xiang-bin

“… We adopt eigenrepresentation to express the precoder design in terms of unitary matrix and eigenvalues to minimize pairwise error probability (PEP…”
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Linear Precoder Design for an AF Two-Way MIMO Relay Node with No Source Node Precoding by Joung, Jingon, Choi, Jihoon

“… For the arbitrary pre-/postprocessing at the SNs that have N antennas, it is rigorously shown that an N-by-N optimal TWR precoder matrix is symmetric when the noise power of the TWR node…”
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BER minimized OFDM systems with channel independent precoders by LIN, Yuan-Pei, PHOONG, See-May

“… When the precoder is the DFT matrix, the resulting optimal transceiver becomes the single carrier system with cyclic prefix (SC-CP) system…”
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On the Precoder Design of a Wireless Energy Harvesting Node in Linear Vector Gaussian Channels with Arbitrary Input Distribution by Gregori, M., Payaro, M.

“… Additionally, an expression that relates the optimal singular values of the precoder with the energy harvesting profile through the Minimum Mean-Square Error (MMSE) matrix is obtained…”
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Globally Optimal Linear Precoders for Finite Alphabet Signals Over Complex Vector Gaussian Channels by Chengshan Xiao, Zheng, Yahong Rosa, Zhi Ding

“… Our work presents three main contributions: First, we prove that the mutual information is a concave function of a matrix which itself is a quadratic function of the precoder matrix…”
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Iterative Generalized Eigenvector Precoder With Deterministic Equivalents for 3D Massive MIMO by Lu, An-An, Zhang, Yuxuan, Gao, Xiqi

“… We consider the problem of maximizing the expected sum-rate under a total power constraint. By replacing the expected sum-rate with their deterministic equivalents, we obtain the structure of the optimal linear precoders…”
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Joint Hybrid Precoding and Combining Design Based Multi-Stage Compressed Sensing Approach for mmWave MIMO Channel Estimation by Hadji, Baghdad, Aissa-El-Bey, Abdeldjalil, Fergani, Lamya, Djeddou, Mustapha

“… Also, acquiring CSI to design optimal precoders and combiners poses several challenges, particularly in millimeter wave (mmWave…”
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Data‐driven approach to design energy‐efficient joint precoders at source and relay using deep learning in MIMO‐CRNs by Sahu, Deepak, Maurya, Shikha, Bansal, Matadeen, Kumar, Dinesh

“…). The proposed DNN learns the optimal precoder weights on a set of different channel matrices during the offline training phase and allows the computational cost reduction in the online deployment phase…”
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Optimal ZF Precoder for MU massive MIMO Systems over Ricean Channel with per Antenna Power Allocation by Nyarko, James, Mbom, Christian

“…) precoder rotations to obtain the best optimal solution with the per-antenna power allocation…”
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Optimal Massive-MIMO-Aided Clustered Base-Station Coordination by Li, Xueru, Zhang, Xu, Zhou, Yongxing, Hanzo, Lajos

“… and UEs, relying on the optimal transmit precoder matrix of each BS configured…”
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Equal-diagonal QR decomposition and its application to precoder design for successive-cancellation detection by Jian-Kang Zhang, Kavcic, A., Kon Max Wong

“… We show that, for any channel matrix H, there exists a unitary precoder matrix S, such that…”
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Optimizing Spectral Efficiency in Downlink Millimeter Wave Distributed Massive Multi-User MIMO: A Fully Connected Two-Stage Iterative Hybrid Precoding Approach by Gholami, Elahe, Meghdadi, Hamid, Shahzadi, Ali

“…Distributed massive multiple-input multiple-output (MIMO) at millimeter wave (mmWave) frequencies utilizes a combination of analog and digital precoding to…”
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Sequential Linear MIMO Precoder Optimization for Hybrid ARQ Retransmission of QAM Signals by Liang, Xiao, Zhao, Chunming, Ding, Zhi

“… We further establish that the right eigenvectors of optimum precoder are determined by the associated minimum mean-square error (MMSE) matrix…”
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On the Precoder Design of Flat Fading MIMO Systems Equipped With MMSE Receivers: A Large-System Approach by Artigue, C, Loubaton, P

“…This paper is devoted to the design of precoders maximizing the ergodic mutual information (EMI…”
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Complexity Reduction for the Optimization of Linear Precoders Over Random MIMO Channels by Nhat-Quang Nhan, Rostaing, Philippe, Amis, Karine, Collin, Ludovic, Radoi, Emanuel

“… The precoder is represented by a product of power allocation matrix and constellation-forming matrix…”
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Precoder Design Based on Correlation Matrices for MIMO Systems by Bahrami, H.R., Tho Le-Ngoc

“…This paper presents a general framework for precoder designs for MIMO systems using partial channel knowledge on the transmit and receive correlation matrices at the transmitter…”
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Secrecy rate optimization for intelligent reflecting surface aided multi‐input‐single‐output terahertz communication by Chen, Wenjie, Chen, Zhi, Ma, Xinying, Chi, Yaojia, Li, Zhuoxun

“…‐shift matrix, we can obtain the optimal precoder by the Rayleigh‐Ritz theorem. And with a given precoder matrix, we propose a cross‐entropy‐based algorithm to obtain the optimal phase‐shift matrix. Numerical results demonstrate that our proposed solution is able to improve the secrecy rate than that of the case without IRS…”
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