Results 61 to 70 of about 98,054 (260)

Analysis of constant modulus blind equalization algorithms base on "data reuse"

open access: yesTongxin xuebao, 2009
The constant modulus blind equalization algorithm based on "data reuse" could be used to solve the problem of blind equalization of short burst signals,but its important properties hadn’t been studied.The ill-convergence caused by data reuse was analyzed
XU Hua1, ZHENG Hui2, ZHANG Dong-mei3
doaj   +2 more sources

Alternating Direction Method of Multipliers-Based Constant Modulus Waveform Design for Dual-Function Radar-Communication Systems. [PDF]

open access: yesEntropy (Basel), 2023
Saleem A   +8 more
europepmc   +1 more source

Triple Junctions as Dislocation‐Like Defects: The Role of Grain Boundary Crystallography Revealed by Experiment and Atomistic Simulation

open access: yesAdvanced Engineering Materials, EarlyView.
Grain boundary triple junctions are an essential ingredient of the microstructure of polycrystalline materials. In this study, a triple junction is observed using atomic‐resolution scanning transmission electron microscopy and characterized. Computer simulations reveal that the junction has a dislocation character that is determined by the joining ...
Tobias Brink   +4 more
wiley   +1 more source

Adaptive Waveform Design for Multiple Radar Tasks Based on Constant Modulus Constraint

open access: yesJournal of Applied Mathematics, 2013
Cognitive radar is an intelligent system, and it can adaptively transmit waveforms to the complex environment. The intelligent radar system should be able to provide different trade-offs among a variety of performance objectives.
Wang Bin, Yang Wenfang, Wang Jinkuan
doaj   +1 more source

Polyanalytical functions of constant modulus

open access: yesLithuanian Mathematical Journal, 1966
The abstracts (in two languages) can be found in the pdf file of the article. Original author name(s) and title in Russian and Lithuanian: М. Б. Балк. Полианалитические функции постоянного модуля M. Balk.
openaire   +2 more sources

Microstructure, Thermal Transport, and Dry‐Sliding Tribology of Powder‐Metallurgy Al7075 Composites Reinforced With Sol–Gel‐Derived ZnO–rGO Hybrid Nanoparticles

open access: yesAdvanced Engineering Materials, EarlyView.
Sol–gel‐derived ZnO–rGO hybrid nanoparticles enable Al7075 powder‐metallurgy composites to achieve concurrent gains in hardness and thermal conductivity while markedly lowering friction and wear. The hybrid architecture couples ZnO‐based load support with rGO‐assisted lamellar sliding and heat spreading, revealing a promising route toward lightweight ...
Bunyamin Aksakal   +3 more
wiley   +1 more source

Remarks on the gradient of an infinity-harmonic function

open access: yesElectronic Journal of Differential Equations, 2007
In this work we (i) prove a maximum principle for the modulus of the gradient of infinity-harmonic functions, (ii) prove some local properties of the modulus, and (iii) prove that if the modulus is constant on the boundary of a planar disc then it is
Tilak Bhattacharya
doaj  

Constant modulus constrained codebook synthesis for mmWave full-duplex ISAC devices

open access: yesEURASIP Journal on Wireless Communications and Networking
Self-interference (SI) is a major obstacle to the practical realization of fully full-duplex (FD) systems. This challenge becomes even more critical in FD integrated sensing and communication (ISAC) devices where the sensing signal is of several orders ...
Guang Chai   +4 more
doaj   +1 more source

Perturbation Transmit Beamformer Based Fast Constant Modulus MIMO Radar Waveform Design

open access: yesRemote Sensing
In this paper, a fast method to generate a constant-modulus (CM) waveform for a multiple-input, multiple-output, (MIMO) radar is proposed. To simplify the optimization process, the design of the transmit waveform is decoupled from the design of transmit ...
Hao Zheng   +5 more
doaj   +1 more source

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