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Inexpensive jammers can block 4G-LTE across entire cities

Inexpensive jammers can block 4G-LTE across entire cities
  • Posted November 15, 2012, 3:30 PM by Rick Burgess | Filed in The Web, Mobile Computing
  • Happen to have a $650 radio jammer and an inclination to be mischievous? According to Virginia Tech researchers, anyone who does could effectively cripple the 4G-LTE connectivity for their entire neighborhood. Even worse though -- throw an inexpensive power amplifier…

Scientists demo radio wave "twisting" to increase bandwidth

Scientists demo radio wave "twisting" to increase bandwidth
  • Posted March 2, 2012, 1:30 PM by Jose Vilches | Filed in Industry News With Video
  • A group of Italian and Swedish researchers claim to have found a way to dramatically boost the information-carrying capacity of radio waves by employing a technique called "orbital angular momentum." Essentially the technique consists in forcing radio waves to twist…

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