Journal Achievements of Modern Radioelectronics №4 for 2025 year
System foresight-technology of conceptual forecasting of development directions of technically complex system objects

G.V. Antsev1, V.P. Gaenko2, A.P. Mashtakov3, V.A. Sarychev4

1–4 Scientific and production enterprise «Radar mms» (Saint Petersburg, Russia)
2 Scientific Research Center for Security of Technical Systems 12 Central Research Institute of the Ministry of Defense of the Russian Federation (Saint Petersburg, Russia)
2 gaen@mail.ru, 4 Sarychev_va@radar-mms.com

6-18
The problems of intercepting high-speed aircraft maneuvering according to complex laws. Part 4. Assessment of the detection capabilities of high-speed aircraft by optical systems

A.R. Ilchuk1, V.I. Merkulov2, D.V. Zakomoldin3

1 JSC «RPC «Istok» named after Shokin" (Fryazino, Moscow region, Russia)
2 JSC Vega Radio Engineering Corporation (Moscow, Russia)
3 Zhukov Air and Space Defence Academy (Tver, Russia)
1 arilchuk@istokmw.ru, 2 ilya-zagrebelnyi@mail.ru, 3 denjuga68@yandex.ru

19-25
The concept of intelligent control in solving the problem of intercepting means of aerospace attack. Part 1. Interceptor control based on elements of fuzzy logic

V.I. Merkulov1, D.V. Zakomoldin2, S.A. Gorbunov3, A.A. Marchuk4

1 JSC Vega Radio Engineering Corporation (Moscow, Russia)
2–4 Military Academy of Aerospace Defense named after Marshal of the Soviet Union G.K. Zhukov (Tver, Russia)
1 ilya-zagrebelnyi@mail.ru, 2 denjuga68@yandex.ru, 3 foxstavr@mail.ru, 4 m_alex_alexandrovich@inbox.ru

26-34
Improving the accuracy of frequency estimation of radio signal with non-uniform pulse repetition intervals

V.I. Koshelev1, N.H. Trinh2

1,2 Ryazan State Radio Engineering University named after V.F. Utkin (Ryazan, Russia)
1 koshelev.v.i@rsreu.ru, 2 ngochieu.radioscientist@mail.ru

35-47
Current state of microwave radionavigation systems in underground structures

D.V. Fedosov1, A.V. Nikolaev2, A.V. Kolesnikov3, E.I. Starovoitov4, A.A. Logunov5

1,3 RPSLL HF-COMMUNICATIONS (Omsk, Russia)
2 Moscow technical university of communications and informatics (Moscow, Russia)
4 Progress Microelectronic Research Institute (Moscow, Russia)
5 PJSC «S.P. Korolev Rocket and Space Corporation Energia» (Korolev, Russia)
1 xferra@mail.ru, 2 alarmoren@yandex.com, 3 kolesnikov.radio@yandex.ru, 4 info@i-progress.tech, 5 post@rsce.ru

48-63
Parameters optimization of the HEMT-transistor equivalent circuit

A.L. Khvalin1, V.M. Doroshenko2

1 Saratov National Research State University named after N.G. Chernyshevsky (Saratov, Russia)
2 Saratov State Technical University named after Yu.А. Gagarin (Saratov, Russia)
1 Khvalin63@mail.ru, 2 Dorvalentina9@gmail.com

64-72