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May 21.1984-Start using the world's first fiber-optic video phone

Show:1147 times , datetime:2024-09-22 14:02:48

(JiaZi April 21), May 21, 1984, the world's first fiber-optic video phone use.

1984 21, the inauguration of the world's first use of fiber-optic communications network video phone Biarritz in southwest France. (History cn)
this day, at the Elysee Palace, French President Francois Mitterrand via video phone with Biarritz, France Posts and Telecommunications Affairs Minister Louis Meike Sang multi 10-minute conversation . (Lssjt.cn) Mitterrand that this outcome is the cutting edge of electronic technology in France, and it shows that the French communications industry has unlimited possibilities.
fiber optic communications network is the communication system of the future, because the resistance of the fiber is smaller than the coaxial cable 10 times the capacity of large 10 Thus, it is possible to gradually replace the traditional copper cable. The fiber-optic communications network can be used for video calls, television networks, and access to information and images. Biarritz fiber-optic communications network,
length of 10,000 km, worth about 600 million francs.

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