Output power and loading of Superconducting Quantum Arrayстатья
Информация о цитировании статьи получена из
Web of Science,
Scopus
Статья опубликована в журнале из списка Web of Science и/или Scopus
Дата последнего поиска статьи во внешних источниках: 11 апреля 2016 г.
Аннотация:Using numerical simulation, we investigate the output power and loading tradeoffs for Superconducting Quantum Arrays (SQAs) suggested for implementation of broadband RF systems including active electrically small antennas (ESAs) capable of providing highly linear transfer characteristics with high dynamic range. Standard matching loads used for linear microwave networks including passive antennas are not applicable for the active SQA-based circuits generally due to strong shunting effect restricting the attainable linearity. At the same time, the output power of an active device can be increased by a power supply even for the impedance mismatched circuits. Both the optimum achievable balance of the shunt effects and getting the required output power are analyzed and discussed in detail.