Showing 81 - 100 results of 157 for search 'optimal analog computing', query time: 0.10s Refine Results
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    Algorithm for Finding Feedback in a Problem with Constraints for One Class of Nonlinear Control Systems by Michail G. Dmitriev, Zainelkhriet N. Murzabekov, Gulbanu A. Mirzakhmedova

    Published 2021-10-01
    “…For this, the solution of an auxiliary optimal control problem with a quadratic functional is used by analogy with the SDRE approach.Since this approach is used in the literature to find suboptimal synthesis in optimal control problems with a quadratic functional with formally linear systems, where all coefficient matrices in differential equations and criteria can contain state variables, then on a finite time interval it becomes necessary to solve a complicated matrix differential Riccati equations, with state-dependent coefficient matrices. …”
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    Low-Resolution Quantized Precoding for Multiple-Input Multiple-Output Dual-Functional Radar–Communication Systems Used for Target Sensing by Xiang Feng, Zhongqing Zhao, Jiongshi Wang, Jian Wang, Zhanfeng Zhao, Zhiquan Zhou

    Published 2025-01-01
    “…In this study, we address the downlink precoding problem in large-scale multi-user multiple-input multiple-output dual-function radar–communication systems equipped with low-resolution quantized digital-to-analog converters. To tackle this issue, we develop a weighted optimization framework that minimizes the mean squared error between the transmitted symbols and their estimates while satisfying specific radar performance requirements. …”
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    Recurrent models of orientation selectivity enable robust early-vision processing in mixed-signal neuromorphic hardware by Valentina Baruzzi, Giacomo Indiveri, Silvio P. Sabatini

    Published 2025-01-01
    “…Experimental results validate the approach, demonstrating how principles of neural computation can lead to robust sensory processing electronic systems, even when they are affected by high degree of heterogeneity, e.g., due to the use of analog circuits or memristive devices.…”
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  17. 97

    Signal Synchronization, Collection and Transmission for Multichannel Distribution Seismic Antenna by A. D. Volodin, A. L. Efimenko, A. V. Gorlin, D. A. Kuzmin

    Published 2018-02-01
    “…Creation of seismic antennas involves production of a system capable to provide synchronous analog-to- digital data signal conversion of all channels and to broadcast digitized signals to the central computing complex (CCC). …”
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    Efficient off-chip configuration method for scalable programmable photonic integrated circuits by ZeYang Fan, JunMin Lin, Tian Zhang, Jian Dai, XingYuan Xu, Kun Xu

    Published 2025-05-01
    “…Abstract Programmable photonic integrated circuits can realize analog matrix multiplication to accelerate computing disruptively in various fields. …”
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    AI-Driven Evolution in Integrated Circuit Design: A Qualitative Exploration of Transformative Potential and Human Collaboration by Danny Rittman, Jeffrey Butler, Abdullah Alshboul

    Published 2024-03-01
    “…Furthermore, AI's potential in quantum computing ICs is recognized, enhancing computing power and resource distribution efficiency. …”
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    Design of hybridly-connected hybrid precoding in millimeter-wave massive MIMO system by Hongyu ZHAO, Hongyan YAO

    Published 2020-03-01
    “…In order to improve the spectral efficiency of hybridly-connected hybrid precoding,the optimal hybrid precoding matrix under the ideal conditions was firstly obtained by using the principle of successive interference cancellation (SIC).Secondly,the optimal hybrid precoding matrix was decomposed into the digital precoding matrix and the analog precoding matrix by using the gradient descent theory.Finally,considering the constant modulus constraint condition of the analog precoding matrix,the digital and analog precoding matrices were optimized by using the alternating minimization method aim to maximize the spectral efficiency.Due to the hybridly-connected structure,the proposed hybrid precoding design algorithm is significantly superior to the partially-connected and fully-connected hybrid precoding in terms of the system energy efficiency.Meanwhile,the algorithm does not increase any hardware complexity and only increases a small amount of computation of the hybridly-connected hybrid precoding.Computer simulation results exhibit that the proposed algorithm can improve the system spectral efficiency of the hybridly-connected hybrid precoding,and the upgrade of spectral efficiency is more significant especially in the conditions that the number of radio frequency (RF) links is greater than the number of data streams.Since the sub-blocks are not necessary to satisfy orthogonality conditions,the proposed algorithm is more suitable for practical application than the existing hybridly-connected hybrid precoding.…”
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