Submarine Fiber-Optic Cables

Undersea optical cable systems with repeaters, landing stations, and management systems for intercontinental internet backbones.

Core metadata

ID: submarine_fiber_optic_cables
Era: Modern
First known date: 1988 (exact)
Region: Atlantic Ocean and global carrier networks
Review status: source_checked
Maturity: established

Prerequisites

Dependents

None.

Fields

Telecommunications & Networking

Field lanes

Telecommunications & Networking: Transmission Media

Node sources

Submarine Cable (Encyclopaedia Britannica, 2026, textbook) • Supports: node, maturity

Prerequisite edge evidence

Edge/source evidence summary:

Prerequisite edges: 3
Average edge confidence: 73%
Prerequisite sources: 3
expert_inference: 3

Prerequisite	Type	Confidence	Evidence level	Note	Sources
Fiber Optics (fiber_optics)	enabling	68%	expert_inference	Fiber Optics provides a capability that enables this technology without being the only possible path.	Submarine Cable (Encyclopaedia Britannica, 2026, textbook) • Supports: node, maturity, edge
Telegraph Cables (Transoceanic) (telegraph_cables_transoceanic)	enabling	68%	expert_inference	Telegraph Cables (Transoceanic) provides a capability that enables this technology without being the only possible path.	Submarine Cable (Encyclopaedia Britannica, 2026, textbook) • Supports: node, maturity, edge
Lasers (lasers)	required	82%	expert_inference	Lasers is modeled as a necessary component or method for this technology in the current graph.	Submarine Cable (Encyclopaedia Britannica, 2026, textbook) • Supports: node, maturity, edge

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