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échantillonnage de Nyquist

Nyquist sampling

électronique et électrotechnique - iate.europa.eu

Publications scientifiques

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1 model-based calibration of filter imperfections in the random demodulator for compressive sensingAbstract—The random demodulator is a recent compressive sensing architecture providing efficient sub-Nyquist sampling of sparse band-limited signals....

électronique et électrotechnique / gestion administrative - core.ac.uk - PDF: arxiv.org

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Nyquist revisited: how many samples are really necessary?DSP newcomers and veterans alike have at least a passing familiarity with the Nyquist sampling theorem named after the Bell Labs physicist, Harry Nyquist, which states that a signal having bandwidth B Hz must be sampled (converted from the analog to the...

électronique et électrotechnique / analyse économique - core.ac.uk - PDF: citeseerx.ist.psu.edu

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Eldar, “sub-nyquist sampling of short pulsesAbstract—We develop sub-Nyquist sampling systems for analog signals comprised of several, possibly overlapping, finite duration pulses with unknown shapes and time positions....

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

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1a constrained random demodulator for sub-nyquist sampling... for sub-Nyquist sampling of frequency-sparse signals....

général - core.ac.uk - PDF: arxiv.org

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From theory to practice: sub-nyquist sampling of sparse wideband analog signalsConventional sub-Nyquist sampling methods for analog signals exploit prior information about the spectral support....

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