Журнал «Радиотехника» | Издательство РАДИОТЕХНИКА

G.V. Ovechkin - Dr. Sc. (Eng.), Department "Computational and Applied Informatics", Ryazan State Radio Engineering University. E-mail: g_ovechkin@mail.ru
D.A. Shevlyakov - Post-graduate Student, Programming Engineer, Department "Computational and Applied Informatics", Ryazan State Radio Engineering University. E-mail: dima-shevlyakov@yandex.ru

Exceeding the «nyquist barrier» by single-carrier nonorthogonal multicomponent signals

A.L. Gelgor - Ph. D. (Eng.), Associate Professor, Department «Radioelectronic Facilities of Information Securi-ty», St. Petersburg State Polytechnical University E-mail: A_Gelgor@mail.ru A.I. Gorlov - Assistant, Department «Radioelectronic Facilities of Information Security», St. Petersburg State Polytechnical University E-mail: anton.gorlov@yandex.ru E.A. Popov - Ph. D. (Eng.), Associate Professor, Department «Radioelectronic Facilities of Information Securi-ty», St. Petersburg State Polytechnical University E-mail: popov@spbstu.ru

Synthesis of robust turboequalization algorithm with LDPC coding

M.N. Chesnokov - Dr.Sc. (Eng.), Professor, Head of Department, LTD «Special Technological Center» (St. Petersburg). E-mail: chesnokovmn@yandex.ru A.A. Soloviev - Engineer, LTD «Special Technological Center» (St. Petersburg). E-mail: alanight@mail.ru A.A. Litvinov - Engineer, LTD «Special Technological Center» (St. Petersburg). E-mail: alalli.spb@gmail.com

Improving spectral and energy efficiency of DVB-S2 by transition from Nyquist pulses to optimal finite pulses

A.L. Gelgor - Ph. D. (Eng.), Associate Professor, Department «Radio Engineering and Telecommunication systems», Peter The Great St.Petersburg Polytechnic University E-mail: a_gelgor@mail.ru A.I. Gorlov - Assistant, Department «Radio Engineering and Telecommunication systems», Peter The Great St.Petersburg Polytechnic University E-mail: anton.gorlov@yandex.ru

Optimal finite pulses as the best way to introduce intersymbol interference

A.I. Gorlov - Assistant, Department «Radio Engineering and Telecommunication Systems», Peter The Great St.Petersburg Polytechnic University E-mail: anton.gorlov@yandex.ru A.L. Gelgor - Ph. D. (Eng.), Associate Professor, Department «Radio Engineering and Telecommunication Systems», Peter The Great St.Petersburg Polytechnic University E-mail: a_gelgor@mail.ru Nguyen Van Phe - Post-graduate Student, Department «Radio Engineering and Telecommunication Systems», Peter The Great St.Petersburg Polytechnic University E-mail: nvphe1905@gmail.com

Neural network equalizer with learning in a multipath channel

D.R. Valiullin - Post-graduate Student, Faculty of Physics M.V. Lomonosov Moscow State University E-mail: vdr91@mail.ru P.N. Zakharov - Ph.D. (Phys.-Math.), Associate Professor, Faculty of Physics M.V. Lomonosov Moscow State University E-mail: zakharov1@mail.ru

New algorithm of adaptive decision feedback equalization for digital communication over channel with intersymbol interference

М.L. Maslakov – Post-graduate Student, Research Scientist, PJSC «Russian Institute for Power Radiobuilding» (St. Petersburg) E-mail: maslakovml@gmail.com

Error-rate performance for signals with controlled intersymbol interference when applying detection algorithms of symbol-by-symbol processing with decision feedback

I.I. Lavrenyuk1, S.B. Makarov2, S.V. Zavjalov3

1−3 Peter the Great St. Petersburg Polytechnic University (Saint-Petersburg, Russia)

Experimental performance estimation of adaptive neural network equalizer with regularization in multipath channels

D.R. Valiullin – Engineer-Programmer, Microwave Electronics LLC (Moscow)

E-mail: vdr91@mail.ru

P.N. Zakharov – Ph.D. (Phys.-Math.), Associate Professor, Faculty of Physics M.V.Lomonosov Moscow State University E-mail: zakharov1@mail.ru

N.N. Sysoev – Dr.Sc. (Phys.-Math.), Professor, Faculty of Physics M.V.Lomonosov Moscow State University E-mail: nn.sysoev@physics.msu.ru

А.N. Frolov – Deputy Technical Director, JSC «SPE «Radiosvyaz» (Krasnoyarsk)

E-mail: engineer_f@mail.ru

R.G. Galeev – Dr.Sc. (Eng.), General Director, JSC «SPE «Radiosvyaz» (Krasnoyarsk) E-mail: KRTZ@mail.ru

Experimental study of the modem of a tropospheric communication station with an energetically efficient mode of operation

P.V. Luferchik1, A.V. Luferchik2, P.V. Shtro3, P.N. Zakharov4,
D.R. Valiullin5, A.A. Milovanov6

1-3 JSC SPE Radiosvyaz (Krasnoyarsk, Russia)

4-6 LLC Microwave Electronics (Moscow, Russia)

1 Luferchikp@gmail.com; 2 DSP@mail.ru; 3 faust_256@mail.ru; 4 zakharov1@mail.ru;
5 vdr91@mail.ru; 6 amilovanov@mwel.ru

Improvement of the energy characteristics of a tropospheric communication modem

P.V. Luferchik1, А.V. Luferchik2, R.G. Galeev3, Е.V. Bogatyrev4, P.V. Shtro5

1-5 JSC SPE «Radiosvyaz» (Krasnoyarsk, Russia)

Towards to the maximum bandwidth efficiency by combining increasing signal constellation size and introducing ISI

Nguyen Van Phe – Post-graduate Student, Higher School of Applied Physics and Space Technologies,

Peter The Great St. Petersburg Polytechnic University

E-mail: nvphe1905@gmail.com

A.I. Gorlov – Ph.D.(Eng.), Assistant, Higher School of Applied Physics and Space Technologies,

Peter The Great St. Petersburg Polytechnic University

E-mail: anton.gorlov@yandex.ru

A.L. Gelgor – Ph.D.(Eng.), Associate Professor, Higher School of Applied Physics and Space Technologies,

Peter The Great St. Petersburg Polytechnic University

E-mail: a_gelgor@mail.ru

Improving bandwidth and energy efficiencies of SEFDM-signals by introducing optimal subcarriers spectrum shapes

A.L. Gelgor – Ph.D.(Eng.), Associate Professor, Higher School of Applied Physics and Space Technologies, Peter The Great St. Petersburg Polytechnic University

E-mail: a_gelgor@mail.ru

A.I. Gorlov – Ph.D.(Eng.), Assistant, Higher School of Applied Physics and Space Technologies, Peter The Great St. Petersburg Polytechnic University

E-mail: anton.gorlov@yandex.ru

Nguyen Van Phe – Post-graduate Student, Higher School of Applied Physics and Space Technologies, Peter The Great St. Petersburg Polytechnic University

E-mail: nvphe1905@gmail.com

New shapes of pulses to make it best FTN-signaling

A.L. Gelgor – Ph.D.(Eng.), Associate Professor, Higher School of Applied Physics and Space Technologies of Peter The Great St. Petersburg Polytechnic University

E-mail: A_Gelgor@mail.ru

T.E. Gelgor – Senior Lecturer, Department «Experimental Physics»,

Peter The Great St. Petersburg Polytechnic University

E-mail: tanya.gelgor@yandex.ru

New pulses for bandwidth-efficient modulation optimized for spectrum mask

A.L. Gelgor – Ph.D.(Eng.), Associate Professor, Higher School of Applied Physics and Space Technologies of Peter The Great St. Petersburg Polytechnic University

E-mail: A_Gelgor@mail.ru

Nguyen Tan Hoang Phuoc – Post-graduate Student, Higher School of Applied Physics and Space Technologies of Peter The Great St. Petersburg Polytechnic University E-mail: hoangphuoc1704@yahoo.com

Optimal pulses and M-BCJR demodulation algorithm to outperform the OFDM spectral efficiency

Nguyen Van Phe – Post-graduate Student, Higher School of Applied Physics and Space Technologies of Peter The Great St. Petersburg Polytechnic University

E-mail: nvphe1905@gmail.com

A.L. Gelgor – Ph.D.(Eng.), Associate Professor, Higher School of Applied Physics and Space Technologies of Peter The Great St. Petersburg Polytechnic University

E-mail: а_пelgor@mail.ru

Nguyen Tan Hoang Phuoc – Post-graduate Student, Higher School of Applied Physics and Space Technologies of Peter The Great St. Petersburg Polytechnic University E-mail: hoangphuoc1704@yahoo.com