News tagged with communications network

Hi-fi single photons

Many quantum technologies—such as cryptography, quantum computing and quantum networks—hinge on the use of single photons. While she was at the Kastler Brossel Laboratory (affiliated with the Pierre and Marie Curie University, ...

dateOct 04, 2012 in Optics & Photonics
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First mammalian 'cell phone'

(Phys.org)—Researchers from ETH Zurich have quite literally created a "cell phone": they have reprogrammed mammalian cells in such a way that they can "phone" each other via chemical signals.

dateSep 17, 2012 in Biotechnology
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Huawei: Australia law could exclude China firms

(AP)—An official of Chinese telecoms equipment giant Huawei Technologies said Friday he is concerned that new Australian laws to protect communication networks from cyber-attacks could exclude companies from tendering for ...

dateSep 14, 2012 in Business
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Researchers study best use of 'whitespace' spectrum

(Phys.org)—The demand for faster, more mobile Internet access for smartphones, tablets and laptops does more than strain the available space we have in our pockets and bags. There's a finite amount of wireless spectrum ...

dateSep 11, 2012 in Telecom
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Internet architecture is at odds with its use

The largest manmade structure is now used much differently than was originally intended by its designers. Of all Internet communication, only a fraction of traffic is intended to be exchanged between specific network elements ...

dateAug 23, 2012 in Computer Sciences
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Home wifi could be used for emergency responders

Wireless routers for homes and offices could be knitted together to provide a communications system for emergency responders if the mobile phone network fails, German scientists reported on Monday.

dateAug 20, 2012 in Telecom
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