Wirelessly controlled stand-alone automatic RF tuning and matching system for preclinical imaging at 7T
Sri Kirthi Kandala1 and SungMin Sohn2
1Biomedical Engineering, Arizona State Universirty, Tempe, AZ, United States, 2Biomedical engineering, Arizona State University, Tempe, AZ, United States
An
automatic RF tuning and matching network was developed. This system is completely
stand-alone with built-in self-triggering and wireless communication. Separate
Tx and Rx coils were used with high power and low power systems respectively.
Figure
1: Block diagram of the standalone wireless automatic tuning and matching
system
Figure 3: Return
Loss data a) Tx coil b) Rx coil with measured S-parameters c) Rx detuning
during transmit