Miniaturization of antenna system of spacecraft "Ionosphere"
- 1 Head of Laboratory, OJSC "NIIEM"
- 2 Head of Department, OJSC "NIIEM"
- 3 Post-graduate Student, Department of Radiophysics, Antennas and Microwave Technique, Moscow Aviation Institute (National Research University); Senior Research Scientist, OJSC "NIIEM"
Abstract
At present, there is an active process of miniaturization of the whole space technology, including on-board equipment. On-board an-tenna-feeder devices also considered the process of miniaturization. Considering number of features of on-board antennas, there is an actual, modern task of developing a small-sized, low-profile, reliable, simple and high-tech antenna system of small satellites.
The purpose of this paper is to show the advantage of microstrip antennas designed by printing technology in solving the problem of design small-sized, low-profile on-board antenna systems for small spacecrafts consisting in the fact that these antennas have a low mass, volume, cost of the production, simplicity of construction etc.
For practical application, this type of antenna was proposed to design a new antenna system of small spacecraft "Ionosphere" included in space complex "Ionosonde" created by JSC \"Corporation VNIIEM\" commissioned by the Russian Federal Space Agency.
The models of UHF-band and VHF-band on-board microstrip patch antennas developed using computer-aided design Agilent Electro-magnetic Professional are presented.
To design a miniature microstrip antenna was chosen dielectric FLAN with dielectric permittivity ε = 10 and loss tangent tgδ = 0,0015.
The models parameters of the primary interest such as voltage standing-wave ratio, radiation pattern, and antenna gain were evaluated and optimized during the numerical simulation to satisfy the requirements of technical specifications for antenna system of small spacecraft \"Ionosphere\".
How to cite
Бочаров В.С., Генералов А.Г., Гаджиев Э.В. Миниатюризация антенной системы космического аппарата «Ио-носфера // Антенны. 2015. № 3. С. 32–38.
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