1. “Center of Electromagnetic Compatibility”State Unitary Enterprise,Tashkent,Uzbekistan
2. Technology and Marketing Research “UNICON.UZ”,Scientific-Research Department of “Radio Communication, Broadcasting and Television” of Center for Science,Tashkent,Uzbekistan
3. Tashkent University of Information Technologies named after Muhammad al-Khwarizmi,Computer enjineering faculty,Tashkent,Uzbekistan