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Optical wireless cochlear implants

Research output: Contribution to journalArticleScientificpeer-review

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Optical wireless cochlear implants. / Trevlakis, Stylianos E.; Boulogeorgos, Alexandros Apostolos A.; Sofotasios, Paschalis C.; Muhaidat, Sami; Karagiannidis, George K.

In: Biomedical Optics Express, Vol. 10, No. 2, 2019, p. 707-730.

Research output: Contribution to journalArticleScientificpeer-review

Harvard

Trevlakis, SE, Boulogeorgos, AAA, Sofotasios, PC, Muhaidat, S & Karagiannidis, GK 2019, 'Optical wireless cochlear implants', Biomedical Optics Express, vol. 10, no. 2, pp. 707-730. https://doi.org/10.1364/BOE.10.000707

APA

Trevlakis, S. E., Boulogeorgos, A. A. A., Sofotasios, P. C., Muhaidat, S., & Karagiannidis, G. K. (2019). Optical wireless cochlear implants. Biomedical Optics Express, 10(2), 707-730. https://doi.org/10.1364/BOE.10.000707

Vancouver

Trevlakis SE, Boulogeorgos AAA, Sofotasios PC, Muhaidat S, Karagiannidis GK. Optical wireless cochlear implants. Biomedical Optics Express. 2019;10(2):707-730. https://doi.org/10.1364/BOE.10.000707

Author

Trevlakis, Stylianos E. ; Boulogeorgos, Alexandros Apostolos A. ; Sofotasios, Paschalis C. ; Muhaidat, Sami ; Karagiannidis, George K. / Optical wireless cochlear implants. In: Biomedical Optics Express. 2019 ; Vol. 10, No. 2. pp. 707-730.

Bibtex - Download

@article{bfdb0b7ba9924d8e984cbe9a3c069cb2,
title = "Optical wireless cochlear implants",
abstract = "In the present contribution, we introduce a wireless optical communication-based system architecture which is shown to significantly improve the reliability and the spectral and power efficiency of the transcutaneous link in cochlear implants (CIs). We refer to the proposed system as optical wireless cochlear implant (OWCI). In order to provide a quantified understanding of its design parameters, we establish a theoretical framework that takes into account the channel particularities, the integration area of the internal unit, the transceivers misalignment, and the characteristics of the optical units. To this end, we derive explicit expressions for the corresponding average signal-to-noise-ratio, outage probability, ergodic spectral efficiency and capacity of the transcutaneous optical link (TOL). These expressions are subsequently used to assess the dependence of the TOL’s communication quality on the transceivers design parameters and the corresponding channels characteristics. The offered analytic results are corroborated with respective results from Monte Carlo simulations. Our findings reveal that OWCI is a particularly promising architecture that drastically increases the reliability and effectiveness of the CI TOL, whilst it requires considerably lower transmit power compared to the corresponding widely-used radio frequency (RF) solution.",
author = "Trevlakis, {Stylianos E.} and Boulogeorgos, {Alexandros Apostolos A.} and Sofotasios, {Paschalis C.} and Sami Muhaidat and Karagiannidis, {George K.}",
year = "2019",
doi = "10.1364/BOE.10.000707",
language = "English",
volume = "10",
pages = "707--730",
journal = "Biomedical Optics Express",
issn = "2156-7085",
publisher = "Optical Society of America",
number = "2",

}

RIS (suitable for import to EndNote) - Download

TY - JOUR

T1 - Optical wireless cochlear implants

AU - Trevlakis, Stylianos E.

AU - Boulogeorgos, Alexandros Apostolos A.

AU - Sofotasios, Paschalis C.

AU - Muhaidat, Sami

AU - Karagiannidis, George K.

PY - 2019

Y1 - 2019

N2 - In the present contribution, we introduce a wireless optical communication-based system architecture which is shown to significantly improve the reliability and the spectral and power efficiency of the transcutaneous link in cochlear implants (CIs). We refer to the proposed system as optical wireless cochlear implant (OWCI). In order to provide a quantified understanding of its design parameters, we establish a theoretical framework that takes into account the channel particularities, the integration area of the internal unit, the transceivers misalignment, and the characteristics of the optical units. To this end, we derive explicit expressions for the corresponding average signal-to-noise-ratio, outage probability, ergodic spectral efficiency and capacity of the transcutaneous optical link (TOL). These expressions are subsequently used to assess the dependence of the TOL’s communication quality on the transceivers design parameters and the corresponding channels characteristics. The offered analytic results are corroborated with respective results from Monte Carlo simulations. Our findings reveal that OWCI is a particularly promising architecture that drastically increases the reliability and effectiveness of the CI TOL, whilst it requires considerably lower transmit power compared to the corresponding widely-used radio frequency (RF) solution.

AB - In the present contribution, we introduce a wireless optical communication-based system architecture which is shown to significantly improve the reliability and the spectral and power efficiency of the transcutaneous link in cochlear implants (CIs). We refer to the proposed system as optical wireless cochlear implant (OWCI). In order to provide a quantified understanding of its design parameters, we establish a theoretical framework that takes into account the channel particularities, the integration area of the internal unit, the transceivers misalignment, and the characteristics of the optical units. To this end, we derive explicit expressions for the corresponding average signal-to-noise-ratio, outage probability, ergodic spectral efficiency and capacity of the transcutaneous optical link (TOL). These expressions are subsequently used to assess the dependence of the TOL’s communication quality on the transceivers design parameters and the corresponding channels characteristics. The offered analytic results are corroborated with respective results from Monte Carlo simulations. Our findings reveal that OWCI is a particularly promising architecture that drastically increases the reliability and effectiveness of the CI TOL, whilst it requires considerably lower transmit power compared to the corresponding widely-used radio frequency (RF) solution.

U2 - 10.1364/BOE.10.000707

DO - 10.1364/BOE.10.000707

M3 - Article

VL - 10

SP - 707

EP - 730

JO - Biomedical Optics Express

JF - Biomedical Optics Express

SN - 2156-7085

IS - 2

ER -