Simulation Advice - Katerina Galitskaya
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Katerina is a Senior Antenna Engineer at Radientum, an antenna design and consulting company in Tampere, Finland. She began her career in mm-wave antenna array design in 2014. As a Senior Engineer, she designs antennas for IoT, cellular, and mm-wave applications. Since 2022 the focus of her work is on sub-6GHz base station antenna design.  Katerina is 2022 Simulia Champion, technical blog writer and EM-simulation expert who posts examples here about various simulations so others can learn about various techniques.

Aerospace and Defense Channel

Ka-band Antenna Simulation for a Satellite

March 6, 2023

Antennas are one of the most critical components of a satellite system. The first thing to consider when approaching the topic is the frequency band that will be used for communication. Different frequency bands offer different benefits and limitations, and the choice will depend on the specific requirements of the mission. There are several types of satellite antennas, including parabolic dish antennas, patch antennas, and helical antennas, each with its own advantages and disadvantages. The choice of antenna type will depend on the specific requirements of the mission, such as the required data rate, antenna size, and power consumption. Antenna parameters, such as polarization, gain, and radiation pattern must also be considered. There are many environmental factors that may affect the antenna's performance as satellites operate in harsh environments, including extreme temperatures, radiation, and vibration, and the antenna must be designed to withstand these conditions.

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