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Journal of Telecommunications and Information Technology
2016 nr 2 95--102
EN Broadband and ultra-wideband signals are increasingly used in modern radio systems. Traditional performance of evaluation antennas operating with narrowband signals are not always adequately reflect the characteristics of broadband antennas, at least in view of the frequency dependence of the antenn[...]
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Journal of Telecommunications and Information Technology
2016 nr 2 103--107
EN In this article questions related to the development instantaneous radio frequency measurement system based on application in them original ways of the amplitude-phase modulation transformation of single-frequency optical carrier by a radio signal in symmetric two-frequency and measuring “frequency-[...]
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