2515
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