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US researchers report faster fibre optic transmissions

They achieve this by "predistorting" data transmitted via laser beams

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An OpenNet fibre optic cable (thin cable in red and blue) used in Singapore.

New York

ONE way to understand a challenge of sending data through fibre-optic circuits is to imagine a person shouting to someone else down a long corridor. As the listener moves farther away, the words become fainter and more difficult to discern as they echo off the walls.

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