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2. Fiber-optic cable - Wikipedia

   en.wikipedia.org/wiki/Fiber-optic_cable

   This is an accepted version of this page This is the latest accepted revision, reviewed on 19 January 2025. Cable assembly containing one or more optical fibers that are used to carry light A TOSLINK optical fiber cable with a clear jacket. These cables are used mainly for digital audio connections between devices. A fiber-optic cable, also known as an optical-fiber cable, is an assembly ...

3. Optical fiber - Wikipedia

   en.wikipedia.org/wiki/Optical_fiber

   A bundle of optical fibers A TOSLINK fiber optic audio cable with red light shone in one end. An optical fiber, or optical fibre, is a flexible glass or plastic fiber that can transmit light [a] from one end to the other.

4. ATN International - Wikipedia

   en.wikipedia.org/wiki/ATN_International

   Fiber-optic Internet; Wholesale; Revenue: US$451.206 million (2018) [2] Operating income. ... wireline, and both terrestrial and submarine fiber optic networks ...

5. Submarine communications cable - Wikipedia

   en.wikipedia.org/wiki/Submarine_communications_cable

   World map showing submarine cables in 2015. In the 1980s, fiber-optic cables were developed. The first transatlantic telephone cable to use optical fiber was TAT-8, which went into operation in 1988. A fiber-optic cable comprises multiple pairs of fibers. Each pair has one fiber in each direction. TAT-8 had two operational pairs and one backup ...

6. Indefeasible rights of use - Wikipedia

   en.wikipedia.org/wiki/Indefeasible_rights_of_use

   The wholesale purchase of dark fiber has normally been accomplished by means of IRUs. Fiber cable owners do not normally sell their fiber but offer IRUs for up to 20 years for unrestricted use. 10 to 25 years corresponds to a typical lifetime of the Optical fiber cable systems. The upfront cost for the purchase of a 20-year IRU can be a one ...

7. Fiber-optic communication - Wikipedia

   en.wikipedia.org/wiki/Fiber-optic_communication

   The first transatlantic telephone cable to use optical fiber was TAT-8, based on Desurvire optimized laser amplification technology. It went into operation in 1988. Third-generation fiber-optic systems operated at 1.55 μm and had losses of about 0.2 dB/km.