Vol. 54 No. 9 (2011)

Research Articles

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  Spectral efficiency analysis of digital signals for 3.1–10.6 GHz ultra-wideband radio systems

  Fedor F. Dubrovka, V. A. Tretiakov

  465-471

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  A new approach to analytical calculation of microstrip directional couplers with full structure symmetry

  Ivan N. Prudyus, Valeriy I. Oborzhytskyy

  472-480

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  Class of minimax error-corecting codes based on perfect binary arrays

  Michael I. Mazurkov

  481-498

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  Statistical instability of physical processes

  I. I. Gorban

  499-509

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  Estimation of efficiency and noise-immunity of radio communication system on a basis of linguistic diagnosis

  V. K. Marigodov

  510-516

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  Azimuth model of sea vessel radar image that accounts for its geometrical dimensions

  O. I. Kravchenko

  517-519

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