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amplificateur à TOP

traveling wave tube amplifier

électronique et électrotechnique - iate.europa.eu

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Neural network model for nonlinear memoryless communication channels in satellites... The input and output data of the Traveling Wave Tube Amplifier (TWTA) is taken and a Neural Network model is designed to simulate the functionality of TWTA....

général - core.ac.uk - PDF: citeseerx.ist.psu.edu

User's guide for a large signal computer model of the helical traveling wave tubeThe use is described of a successful large-signal, two-dimensional (axisymmetric), deformable disk computer model of the helical traveling wave tube amplifier, an extensively revised and operationally simplified version....

PDF: hdl.handle.net

A simulated annealing algorithm for the optimization of multistage depressed collector efficiencyThe microwave traveling wave tube amplifier (TWTA) is widely used as a high-power transmitting source for space and airborne communications....

PDF: hdl.handle.net

TWTA

électronique et électrotechnique - iate.europa.eu

Publications scientifiques

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High power amplifier pre-distorter based on neural-fuzzy systems for ofdm signals... Models of Traveling Wave Tube Amplifiers (TWTA) and Solid State Power Amplifiers (SSPA), both memoryless and with memory, have been used for evaluation of the proposed technique....

électronique et électrotechnique / industries nucléaire et électrique / politique énergétique - core.ac.uk - PDF: e-archivo.uc3m.es

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Predistortion technology used for twta... According to the predistortion technique of travelling wave tube amplifiers (TWTAs), by analyzing TWTA model proposed by Saleh, the gain transmission function curve and phase expansion function curve of the predistortion circuit are deduced....

général - core.ac.uk - PDF: www.scientific.net

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Effect of correlations on the asymptotic twta estimation accuracy in a hypercolumn model.tWTA accuracy, in terms of the root mean square estimation error, , is shown as a function of the correlations' strength, , in a hypercolumn model, as defined in section ‘effect...

général - core.ac.uk - PDF: figshare.com

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Anomalous twta output power spikes and their effect on a digital satellite communications systemSeveral 30 GHz, 60 W traveling wave tube amplifiers (TWTA) were manufactured for the NASA Lewis Research Center's High Burst Rate Link Evaluation Terminal Project....

général - core.ac.uk - PDF: hdl.handle.net

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Twta performance in a 2afc discrimination task between stimulus 0° and in a two-column model as function of the number of cells in the population.Open symbols show numerical estimation of the tWTA performance as obtained by averaging the probability of correct discrimination over 106 realizations of the stochastic neural responses....

général - core.ac.uk - PDF: figshare.com