[1] Lviv Polytechnic National University, Department of Telecommunications, 12 Bandery Str., Lviv, Ukraine
[2] Department of Radioelectronic Devices and Systems, 12 Bandery Str., Lviv, Ukraine
[3] Lviv Polytechnic National University, Department of Measuring Information Technologies, 12 Bandery Str., Lviv, Ukraine
[4] Hubei University of Technology, Wuhan, China
[5] Ternopil Volodymyr Hnatiuk National, Pedagogical University, Maxyma Kryvonosa 2, Ternopil, Ukraine