Influence of jitter in ADC on precision of direction-finding by digital antenna arrays

Authors

  • M. Bondarenko Dnipropetrovsk National University, Ukraine
  • Vadym I. Slyusar Central Research Institute of Armaments and Military Equipment of the Armed Forces of Ukraine, Ukraine https://orcid.org/0000-0002-2912-3149

DOI:

https://doi.org/10.3103/S0735272711080061

Keywords:

ADC, jitter, digital antenna array, direction-finding, estimate dispersion

Abstract

Direction–finding methods are synthesized for digital antenna array. Approximate expressions of variance of estimates are obtained for case of small jitter. The results of computational modeling are given.

References

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V. I. Slyusar, “Influence of ADC circuit’s instability on angular precision of linear digital antenna array,” Izv. Vyssh. Uchebn. Zaved., Radioelektron. 41(6), 77 (1998); Radioelectron. Commun. Syst. 41(6), 54 (1998).

V. I. Slyusar and М. V. Bondarenko, “Potential precision of direction-finding in digital antenna arrays in the presence of ADC jitter,” in Sci.-tech. collection of work of Terrestrial Forces Academy (ASB, Lviv, 2010), No. 3, pp. 22–26.

V. І. Slyusar and M. V. Bondarenko, “Potential precision estimation of direction-finding by digital row-column equidistant antenna array in the presence of ADC jitter,” in Proc. of Sci.-Tech. Conf. “Problems of armament and military devices development,” December 16–17, 2010, Kyiv, Ukraine (TsNDI OVT ZSU, Kyiv, 2010), pp. 126–127.

Ye. S. Ventzel’, Probabilities Theory (Nauka, Moscow, 1969) [in Russian].

V. I. Slyusar, V. I. Pokrovskii, V. F. Sakhno, and I. I. Slyusar, RF Patent No. 2111496, G01R23/00, Byull. Izobret., No. 14 (1998).

L. N. Bol’shev and Smirnov, Tables of Mathematical Statistics (Nauka, Moscow, 1983) [in Russian].

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Published

2011-08-01

Issue

Vol. 54 No. 8 (2011)

Section

Research Articles