The main goal of this paper is to present a novel ROM-less direct digital frequency synthesizer for sweep instrumentation systems. It provides a main sweep channel for frequency analysis and a reference channel for phase and amplitude measurement block operating at constant frequency. For phase to amplitude converter, we propose a new trigonometric approximation technique based on a set of reference angles. In addition, we present the design of the proposed synthesizer and its evaluation in Matlab-Simulink environment. The simulation results illustrate the performances and demonstrate the effectiveness of our proposed circuit.
Collaboration network of the authors
5 authors ·
5 co-authorship links
· 4 across different organisations
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Mohammed V University
Lyon 1 Université
University of Hassan II Casablanca
Université Sultan Moulay Slimane
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