US 11,796,613 B2
Opto-isolator circuitry for magnetic resonance imaging applications
Michael Twieg, New Haven, CT (US)
Assigned to Hyperfine Operations, Inc., Guilford, CT (US)
Filed by Hyperfine Operations, Inc., Guilford, CT (US)
Filed on Dec. 13, 2021, as Appl. No. 17/549,441.
Claims priority of provisional application 63/125,463, filed on Dec. 15, 2020.
Prior Publication US 2022/0187395 A1, Jun. 16, 2022
Int. Cl. G01R 33/36 (2006.01)
CPC G01R 33/3628 (2013.01) [G01R 33/3642 (2013.01); G01R 33/3664 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A drive circuit configured to drive switching circuitry configured to be coupled to a radio-frequency (RF) coil of a magnetic resonance imaging (MRI) system, the drive circuit comprising:
opto-isolator circuitry configured to control the switching circuitry, the opto-isolator circuitry comprising a photovoltaic isolator (PVI).