News tagged with spectrum

Making frequency-hopping radios practical

The way in which radio spectrum is currently allocated to different wireless technologies can lead to gross inefficiencies. In some regions, for instance, the frequencies used by cellphones can be desperately congested, while ...

dateMay 15, 2013 in Semiconductors
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Galactic knee and extragalactic ankle

It is obvious from the data of the KASCADE-Grande experiment at the Karlsruhe Institute of Technology (KIT) that the so-called "knee" of the cosmic rays, a bend in the energy spectrum at high energies, is located at different ...

dateMay 09, 2013 in Astronomy
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Facebook buys mobile app builder Parse

Facebook said it was buying a startup specializing in powering mobile applications as part of its drive to make the social network friendlier to smartphones and tablet computers.

dateApr 26, 2013 in Internet
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