From Classical to Quantum: An Infrastructure Roadmap for Fiber Operators
On this week’s Fiber for Breakfast, Gary sat down with Vincent Celindro, Director of Strategic Sales & Technology at Quantum Foundry, to talk about how broadband providers can begin evaluating their existing infrastructure for quantum readiness. The conversation made clear that operators do not need to become quantum physicists to start preparing. They need to understand the fiber they already own, how it performs, and where the limits are.
Celindro started with the basics. Fiber type matters. So do route length, total optical loss, splice history, connectors, and whether the network is aerial or buried. Records may show one thing, but the actual path in the field can be longer or different than expected. For quantum applications, those details matter because every bit of loss counts.
One of the more encouraging points was that quantum does not necessarily require a completely separate network. Classical and quantum traffic can coexist on the same fiber. The challenge is that quantum signals cannot simply be amplified in the way classical traffic can, so operators need to separate the quantum channel at certain points and use trusted relay nodes to extend the route. Existing huts, shelters, and secure facilities can play that role today, while quantum repeaters may eventually extend those distances further.
Fiber operators do not need to have every answer today. But they do need to know what they have, where their network is strong, where the constraints are, and how their existing infrastructure could support the next generation of secure communications. The good news is that for many operators, the foundation is already there.
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Fiber for Breakfast is sponsored by Amdocs.