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Latest Radio spectrum Stories

FCC Set To Enact Private-Sector Spectrum Sharing
2012-09-15 07:43:35

redOrbit Staff & Wire Reports - Your Universe Online Despite an FCC announcement recently regarding wireless spectrum sharing between the US government and the private sector, lawmakers and oversight committees argue that federal officials aren't doing enough to get unused spectrum into commercial hands. On Wednesday, FCC Chairman Julius Genachowski and members of the President's Council of Advisors on Science and Technology (PCAST) announced that the former institution would begin...

2012-09-10 23:01:29

Suite of Four Traveling Wave Tube Amplifiers for EW, ECM Defense Applications Span 2-18 GHz Frequency Range Fremont, Calif. (PRWEB) September 10, 2012 dB Control, a manufacturer of reliable, high-powered microwave amplifiers, radar/electronic countermeasure (ECM) transmitters and power supplies, will introduce a suite of four pulsed power-combined Traveling Wave Tube Amplifiers (TWTAs) in Booth 421 at the 49th Annual AOC International Symposium and Convention in Phoenix, Arizona September...

Wifi-Blocking Wallpaper May Keep Your Network More Secure
2012-07-19 12:05:59

John Neumann for redOrbit.com - Your Universe Online Your personal wifi security may soon increase dramatically with a few rolls of new wallpaper. Researchers at Institut Polytechnique de Grenoble, in cooperation with the Centre Technique du Papier, in France, developed the wall covering, known as metapaper, that can preventing wifi signals from being broadcast beyond the confines of an office or apartment, reports Sean Gallagher for Ars Technica. The product contains conductive...

Researchers Bend Radio Waves Into Pasta Shapes
2012-03-02 13:36:50

Researchers have solved the problem of radio congestion by twisting radio waves into the shape of fusilli pasta. Scientists reported in the Institute of Physics and German Physical Society's New Journal of Physics that this feat allows for a potentially infinite number of channels to be broadcast and received. A wave is able to twist a certain number of times in either a clockwise or anti-clockwise direction, allowing for several configurations. "In a three-dimensional perspective,...

Image 1 - Tiny Device Can Swim Through Your Bloodstream
2012-02-23 09:22:21

[ Watch the Video ] Engineers at the Stanford University School of Engineering have for the first time demonstrated a wirelessly powered medical device so small that it can be implanted in the human body and propel itself through the bloodstream, a feat scientists have been trying to accomplish for more than fifty years. Ada Poon, an assistant professor at Stanford, and lead researcher of the project, presented her research at the International Solid-State Circuits Conference (ISSCC) in...


Word of the Day
cruet
  • A vial or small glass bottle, especially one for holding vinegar, oil, etc.; a caster for liquids.
This word is Middle English in origin, and ultimately comes from the Old French, diminutive of 'crue,' flask.
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