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Bioelectronic devices: Wirelessly powered implants

Phased-array antennas that conform to body surfaces efficiently transfer electromagnetic energy to miniaturized semiconductor devices implanted in pigs.

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Figure 1: Conformal phased-array surfaces for wireless power transfer.
Figure 2: Comparison of electromagnetic and ultrasound attenuation coefficients and wavelengths for power delivery in white brain matter.


  1. Iniewski, K. VLSI Circuits for Biomedical Applications (Artech House, 2008).

    Google Scholar 

  2. Ashdown, J. D. et al. IEEE Trans. Ultrasonics Ferroelectrics Frequency Control 60, 587–595 (2013).

    Article  Google Scholar 

  3. Agrawal, D. R. et al. Nat. Biomed. Eng. 1, 0043 (2017).

    Article  Google Scholar 

  4. Choi, J. et al. IEEE Trans. Circuits Sys. I: Reg. Papers 62, 1950–1958 (2015).

    Article  Google Scholar 

  5. Ho, J. S. et al. Proc. Natl Acad. Sci. USA 111, 7974–7979 (2014).

    CAS  Article  Google Scholar 

  6. Seo, D., Carmena, J. M., Rabaey, J. M., Maharbiz, M. M. & Alon, E. J. Neurosci. Methods 244, 114–122 (2015).

    Article  Google Scholar 

  7. Goss, S., Frizzell, L. & Dunn, F. Ultrasound Med. Biol. 5, 181–186 (1979).

    CAS  Article  Google Scholar 

  8. Gabriel, C. Compilation of the Dielectric Properties of Body Tissues at RF and Microwave Frequencies (DTIC Document, 1996).

    Book  Google Scholar 

  9. Chivers, R. & Hill, C. Ultrasound Med. Biol. 2, 25–29 (1975).

    CAS  Article  Google Scholar 

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Correspondence to Kenneth L. Shepard.

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Thimot, J., Shepard, K. Bioelectronic devices: Wirelessly powered implants. Nat Biomed Eng 1, 0051 (2017).

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