News tagged with communications network

Tajikistan orders Twitter ban

Tajikistan has ordered local Internet providers to block Twitter, one of more than 100 sites including popular Russian-language social networks starting next week, an industry representative told AFP Saturday.

dateDec 22, 2012 in Internet
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Quantum cryptography goes maintream

(Phys.org)—Researchers from Toshiba and the Department of Engineering have perfected a technique that offers a less expensive way to ensure the security of high-speed fibre-optic cables, protecting communication networks ...

dateDec 05, 2012 in Quantum Physics
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Thermogenerator from the printer

Wireless sensor networks monitor machinery and equipment in factories, cars and power stations. They increasingly "harvest" the energy they need to transmit measurement data from the environment, thus making them self-sufficient. ...

dateNov 15, 2012 in Engineering
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