Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition
9 May 2026 – 14 May 2026 · Cape Town, South Africa
271-01-019 / 568-01-007 ISMRM Abstract

Infrared control signaling for a fully wireless stand-alone RF coil with analog optical signal transfer

Primary: Physics & Engineering - New Devices
Secondary: Physics & Engineering - Non-Array RF Coils, Antennas & Waveguides
271-01-019 · ISMRM AMPC Selected Posters · Sunday, 10 May, 7:00 AM–2:00 PM · Traditional Posters
568-01-007 · Unconventional Physics and Engineering · Wednesday, 13 May, 8:20 AM–9:15 AM · Digital Posters Row I
Keywords: Magnetic Resonance Imaging (MRI) Radiofrequency Coils Receive coil array Wireless Optical
Accepted
Roberta Frass-Kriegl 1, Julian Mayer2, Jean-Lynce Gnanago1, Michael Kusolitsch2, Michael F Hauser2, Lukas Baumgartner2, Andreas Hodul3, Kerstin Schneider-Hornstein2, Michael Hofbauer2
1High Field MR Center, Center for Medical Physics and Biomedical Engineering, Medical University of Vienna, Vienna, Austria
2Mechatronics and Power Electronics Institute, TU Wien, Vienna, Austria
3Center for Medical Physics and Biomedical Engineering, Medical University of Vienna, Vienna, Austria
Presenting Author: Roberta Frass-Kriegl

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References

1. L. Nohava, et al., “Perspectives in Wireless Radio Frequency Coil Development for Magnetic Resonance Imaging,” Front. Phys., vol. 8, p. 11, 2020, doi: 10.3389/fphy.2020.00011. [doi]
2. D. Darnell, et al., “Recent Advances in Radio-Frequency Coil Technologies: Flexible, Wireless, and Integrated Coil Arrays,” J. Magn. Reson. imaging, vol. 55, no. 4, pp. 1026–1042, 2022, doi: 10.1002/jmri.27865. [doi]
3. K. Wu, X. Zhu, S. W. Anderson, and X. Zhang, “Wireless, customizable coaxially shielded coils for magnetic resonance imaging,” Sci. Adv., vol. 10, no. 24, p. eadn5195, Jun. 2024, doi: 10.1126/sciadv.adn5195. [doi]
4. Shchelokova, A., Ivanov, V., Mikhailovskaya, A. et al. Ceramic resonators for targeted clinical magnetic resonance imaging of the breast. Nat Commun 11, 3840 (2020). doi: 10.1038/s41467-020-17598-3 [doi]
5. X. Zhu, K. Wu, S. W. Anderson, X. Zhang, Wearable Coaxially-Shielded Metamaterial for Magnetic Resonance Imaging. Adv. Mater. 2024, 36, 2313692. doi: 10.1002/adma.202313692 [doi]
6. Frass-Kriegl R, Hauser M, Gnanago JL, Baumgartner L, Soanca O, Hodul A, Schneider-Hornstein K, Hofbauer M, Analog optical wireless MRI: Proof-of-concept for RF signal transfer and system transparency, ISMRM & ISMRT Annual Meeting & Exhibition, 10-15 May, 2025, Honolulu (USA), p.4405, doi: 10.58530/2025/4405 [doi]
7. K. Aggarwal et al., "A Millimeter-Wave Digital Link for Wireless MRI," in IEEE Transactions on Medical Imaging, vol. 36, no. 2, pp. 574-583, Feb. 2017, doi: 10.1109/TMI.2016.2622251. [doi]
8. Gruber B, Froeling M, Leiner T, Klomp DWJ. RF coils: A practical guide for nonphysicists. J Magn Reson Imaging. 2018 Jun 13;48(3):590–604. doi: 10.1002/jmri.26187. [doi]
9. Chung S, Kim D, Breton E, Axel L. Rapid B1+ mapping using a preconditioning RF pulse with TurboFLASH readout. Magn Reson Med. 2010 Aug;64(2):439-46. doi: 10.1002/mrm.22423. [doi]
10. J. Y. Lu et al., Depletion-Mode GaN HEMT Q-Spoil Switches for MRI Coils. IEEE Transactions on Medical Imaging, vol. 35, no. 12, pp. 2558-2567, Dec. 2016. doi: 10.1109/TMI.2016.2586053. [doi]
11. Nacher PJ, Kumaragamage S, Tastevin G, Bidinosti CP. A fast MOSFET rf switch for low-field NMR and MRI. J Magn Reson. 2020 Jan;310:106638. doi: 10.1016/j.jmr.2019.106638. [doi]
12. Gnanago JL, Moosbrugger J, Nohava L, Hofbauer M, Frass-Kriegl R, Microcontrollers in the MR scanner: An in-depth characterization of the performance tradeoff, ISMRM & ISMRT Annual Meeting & Exhibition, 10-15 May, 2025, Honolulu (USA), p.4974. doi: 10.58530/2025/4974 [doi]

Cite this abstract

http://echo.ismrm.org/p/ISMRM2026/271-01-019