SOUTHAMPTON, UK – Some 98% of all intercontinental telephone calls, internet traffic, emails, messaging and private data traffic are carried as digital data by fibre optic cables laid by specialist ships across the world’s oceans. Today’s cables, typically 25mm in diameter and weighing some 1.5 tonnes/km, are a far cry from the first working cables, laid in 1853 and linking Great Britain with Ireland, Belgium and the Netherlands.
As data demand ramps ever higher, researchers are looking to innovative amplifier designs to help transport a broader light spectrum through optical fibres, finds Andy Extance
Duncan Ellis shares his views about the increased focus on automation from network operators, and how the physical layer has so far stubbornly resisted the move
Switching off copper networks where fibre has been deployed is the end game, so why are so few operators doing it, wonders Pauline Rigby
With demand for fibre to the premises increasing, Keely Portway looks at the role training plays in ensuring installation skills remain available to meet this growing demand