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Journal Radioengineering №5 for 2016 г.
Article in number:
Methods of calculating the noise characteristics of the fractional frequency synthesizer system using MATLAB
Keywords: frequency synthesizer phase-locked pulse frequency dispersion a fractional divider phase noise Allan variance spectral density
Authors:
V.I. Borisov - Dr. Sc. (Eng.), Professor, Corresponding Member of RAS, Scientific Head, JSC «Concern «Sozvezdie» (Voronez). E-mail: bvi@sozvezdie.su S.K. Romanov - Ph. D. (Eng.), Leading Research Scientist, JSC «Concern «Sozvezdie» (Voronez). E-mail: skromanov@rambler.ru N.M. Tikhomirov - Dr. Sc. (Eng.), Senior Research Scientist, Head of Scientific and Technical Bureau, JSC «Concern «Sozvezdie» (Voronez). E-mail: tikhomir@sozvezdie.su A.V. Lenshin - Dr. Sc. (Eng.), Associate Professor, Professor, MESC «Zhukovsky-Gagarin Air Force Academy» (Voronezh). E-mail: andrey-lenshin@yandex.ru
Abstract:
We obtain relations for calculating the spectra of noise at the output of the frequency synthesizer with fractional frequency dividers using delta-sigma modulation in non-identical pulse-pump currents of the phase detector and the active low-pass filter using MATLAB system.
Pages: 38-44
References

 

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