TRANSMITTING ANTENNA SYSTEM OF SLW, LW AND MW RANGES Russian patent published in 2020 - IPC H01Q9/04 H04B13/02 

FIELD: electrical engineering.

SUBSTANCE: invention relates to the field of electrical engineering and radio engineering, namely to the communication equipment of super long-wave (SLW), long-wave (LW) and medium-wave (MW) ranges, and covers frequencies of the SLW of the range from ƒ = 3 kHz to ƒ = 30 kHz with wave length from λ = 100 km to ƒ = 10 km; LW - from ƒ = 30 kHz to ƒ = 300 kHz with wave length from λ = 10 km to λ = 1 km; MW - from ƒ = 300 kHz to ƒ = 3000 kHz with wave length from λ = 1 km to λ = 100 m and can be used for communication with submerged and remote underwater objects, as well as for direction finding of radiation for aircraft, ships and ships. Essence of the disclosed solution lies in the fact that the base object is additionally provided with eight vertical components of the electric field A, wherein the output of the generator of the SLW, LW and MW frequencies is connected through the first input of the modulator to the inputs of eight generators of the vertical component of the electric field A, the output of the information unit is connected to the second input of the modulator; eight generators of vertical component of electric field A form in-phase system of radiators and are located within radius with diameter d = 1000 meters; vertical generator of electric field A comprises power amplifier, first transformer Tr1 with one primary winding and N identical secondary windings: starting from the first secondary winding to N; N of magnetic conductors: starting from the first magnetic conductor M₁ along N magnetic conductor - M_N; wherein input of vertical component generator of electric field A is connected to input of power amplifier; first output of power amplifier is connected to terminal a of primary winding of first transformer Tr.1, and second output of power amplifier is connected to terminal b of primary winding of first transformer Tr1; the first secondary winding of the first transformer Tr1 by the terminal k₁ is connected to the terminal v₁ of the magnetic flux excitation winding in the first magnetic conductor M₁, and the c₁ terminal of the first secondary winding of the first transformer Tr.1 is connected to the D₁ terminal of the magnetic flux excitation winding in the first magnetic conductor M₁; N secondary winding of the first transformer Tr1 by terminal K_N is connected to terminal B_N of magnetic flux excitation winding in N magnetic conductor M_N, and terminal c_N N of the secondary winding of the first transformer Tr.1 is connected to terminal D_N of magnetic flux excitation winding in N magnetic conductor M_N; any of the first magnetic circuit M₁ to M_N N magnetic circuit comprises three ferrite ring lying in a plane parallel to the ground surface: the first ferrite ring diameter d_I1 = 3 m, the magnetic permeability μ = 2000 and section d₀₁ = 0.2 m; the second ferrite ring with diameter d_I2 = 2.5 m, magnetic permeability μ = 1000 and section d₀₂ = 0.2 m; third ferrite ring diameter d_I3 = 2 meters, the magnetic permeability μ and the cross section = 400 d₀₃ = 0.2 m; Sw.1, Sw.2 and Sw.3 - three double-contact switches; L_SLW, L_LW and L_MW are three excitation inductance of the magnetic flux in three ferrite rings; ferrite ring at any of the cores N M_N, comprises a ferrite ring radius dI and cross-section d_0, excitation coil L with coil winding coil on ferrite core with diameter d_C; wherein part of ferrite ring bulge is made directly under coil winding length based on requirements of ratio of coil length to its diameter d_C, determined based on inequality -

EFFECT: technical result when implementing proposed solution is possibility to provide arrangement of antenna system in any conditions, taking into account high weight and size characteristics in ranges of SLW, LW and MW, as well as increase of weight and size characteristics and efficiency of antenna system of SLW, LW and MW ranges.

4 cl, 13 dwg