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A hybrid approach combining OFC and FSO for multichannel connectivity

  • Iqra Khalil , Kanza Noor , Farhan Qamar ORCID logo and Romana Shahzadi ORCID logo
Published/Copyright: April 22, 2024
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Abstract

This paper presents a novel approach of establishing a multichannel optical communication link, combining optical fiber cable (OFC) and free space optics (FSO) technology. By leveraging multiple lengths of optical fiber and FSO links, along with optical amplifiers to counteract attenuation, our proposed hybrid system incorporates four channels operating within the 1550 nm window. This model is specifically designed to address communication challenges in scenarios such as unplanned urban layouts, multistory buildings, or rugged terrains where traditional optical fiber deployment is impractical. By integrating FSO for the fronthaul and optical fiber for the backhaul, our system enhances transmission capacity, thereby supporting the requirements of next-generation networks and alleviating bottlenecks and connectivity issues at the last or first mile. This innovative approach holds promise for internet service providers, enterprises, and industrial networks operating in demanding environments. Furthermore, it can serve as a vital tool for restoring emergency communication links in the aftermath of disasters such as earthquakes or floods, where traditional wired optical infrastructure may be compromised.


Corresponding author: Romana Shahzadi, Department of Computer Engineering, University of Engineering & Technology, Taxila, Pakistan, E-mail:

Funding source: ASR & TD

Award Identifier / Grant number: UET/ASR&TD/RG-357

  1. Research ethics: Not applicable.

  2. Author contributions: Iqra Khalil – simulations/writeup, Kanza Noor – simulations/writeup, Farhan Qamar – supervised, Romana Shahzadi – paper organization & proof reading.

  3. Competing interests: Not applicable.

  4. Research funding: The work is financially supported by the department of Advanced Studies & Research Center, UET Taxila under grant no. UET/ASR&TD/RG-357.

  5. Data availability: Not applicable.

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Received: 2024-02-07
Accepted: 2024-03-15
Published Online: 2024-04-22
Published in Print: 2025-04-28

© 2024 Walter de Gruyter GmbH, Berlin/Boston

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