WAVEGUIDE RADIATOR OF LINEAR POLARIZATION WITH WORKING FREQUENCY BAND OF 40% Russian patent published in 2025 - IPC H01Q9/00 

FIELD: antenna equipment.

SUBSTANCE: invention relates to antenna engineering and is intended for reception and transmission of linear polarization radio signals by means of antenna equipment. Substance of the invention consists in the fact that the waveguide linear polarization radiator with an operating frequency band of 40% consists of a dielectric plug, of glass fibre, a rectangular waveguide, a Teflon tube and a coaxial waveguide, wherein the width of the rectangular waveguide is 0.47λ₀÷0.49λ₀ of the average wavelength of the operating range in a vacuum, length of the rectangular waveguide is 0.66λ₀÷0.68λ₀ of the average wavelength of the operating range in a vacuum, and the height of the rectangular waveguide is 0.63λ₀÷0.65λ₀ of the average wavelength of the working range in a vacuum; distance of coaxial inlet and teflon tube to waveguide bottom wall is 0.12λ₀÷0.14λ₀ of the average wavelength of the operating range in a vacuum, size of centre conductor inside rectangular waveguide is 0.017λ₀÷0.019λ₀ of the average wavelength of the operating range in a vacuum, size of teflon tube inside rectangular waveguide is 0.09λ₀÷0.11λ₀ of the average wavelength of the operating range in a vacuum, length of the centre conductor inside the teflon tube is 0.19λ₀÷0.21λ₀ of the average wavelength of the operating range in a vacuum, length of teflon tube (from edge to edge of waveguide) is 0.47λ₀÷0.49λ₀ of the average wavelength of the working range in a vacuum; first coaxial transmission line: diameter of the central conductor of coaxial is 0.020λ₀÷0.022λ₀, diameter of the outer conductor of coaxial is 0.04λ₀÷0.06λ₀ of the average wavelength of the operating range in a vacuum, coaxial length is 0.14λ₀÷0.16λ₀; second coaxial transmission line: diameter of the central conductor of coaxial is 0.021λ₀÷0.023λ₀, diameter of the outer conductor of coaxial is 0.04λ₀÷0.06λ₀ of the average wavelength of the operating range in a vacuum, coaxial length is 0.14λ₀÷0.16λ₀; third coaxial transmission line: diameter of the central conductor of coaxial is 0.021λ₀÷0.023λ₀, diameter of the outer conductor of coaxial is 0.04λ₀÷0.06λ₀ of the average wavelength of the operating range in a vacuum, coaxial length is 0.14λ₀÷0.16λ₀; length of coaxial junction is 0.44λ₀÷0.46λ₀: feeder cut-out length and teflon length is 0.02λ₀÷0.04λ₀, length from the left edge of the coaxial to cutout is 0.03λ₀÷0.05λ₀, length from the cutout to the right edge of coaxial is 0.07λ₀÷0.09λ₀, teflon on cut-out is 0.05λ₀÷0.07λ₀, feeder thickness is 0.014λ₀÷0.016λ₀, where λ₀ is the average wavelength of the working range in vacuum.

EFFECT: enabling reduction of the standing wave ratio (SWR) in the operating frequency range from 2.2 to 1.3.

1 cl, 5 dwg