LightSquared gets extension for GPS test results
Federal regulators have granted a Virginia company called LightSquared a two-week extension to report on recent tests that aimed to determine whether its proposed high-speed wireless broadband network would cripple GPS systems ...
Nanoscale waveguide for future photonics
The creation of a new quasiparticle called the "hybrid plasmon polariton" may throw open the doors to integrated photonic circuits and optical computing for the 21st century. Researchers with the U.S. Department ...
Graphene optical modulators could lead to ultrafast communications
(PhysOrg.com) -- Scientists at the University of California, Berkeley, have demonstrated a new technology for graphene that could break the current speed limits in digital communications.
Emirati telecom: BlackBerry limits next week
(AP) -- The head of an Emirati phone company says new government restrictions on the most secure BlackBerry services are scheduled to take effect next week.
FCC adopts rules to drive wireless competition
(AP) -- Federal regulators adopted rules Thursday to drive more competition in wireless broadband as more people access the Internet using iPhones and other popular mobile devices.
Planned wireless Internet network threatens GPS
A new, ultra-fast wireless Internet network is threatening to overpower GPS signals across the U.S. and interfere with everything from airplanes to police cars to consumer navigation devices.
Quantum engineers remove roadblock in developing next-generation technologies
(PhysOrg.com) -- An international team has removed a major obstacle to engineer quantum systems that will play a key role in the computers, communication networks, and even biomedical devices of the future.
Mastering bandwidth: Researchers develop tunable, low-cost laser device
Transmitting information as pulses of light through fiber-optic cables is the fastest and highest-bandwidth communications technology that exists today. Yet even this technology is being pressed to carry ever-greater ...
Iowa State engineer developing technology to enhance battery life in portable devices
Soldiers carrying sophisticated communication and navigation devices into the field have the same battery headaches as civilians working their smart phones at the airport.
The world of mobile communications moves fast. With new mobile devices, new applications and ever-growing and changing consumer demands the wireless networks in use today have to evolve. Rather than take an incremental approach ...
Collective memory: Preserving information in constantly changing networks, without resorting to shared server
As computing power continues to move from the desktop to portable devices, the nature of communications networks will change radically. A network in which devices are regularly being added and removed, and ...
IBM's breakthrough chip technology lights the path to exascale computing
(PhysOrg.com) -- IBM scientists today unveiled a new chip technology that integrates electrical and optical devices on the same piece of silicon, enabling computer chips to communicate using pulses of light ...
New wave: Spin soliton could be a hit in cell phone communication (w/ Video)
Researchers at the National Institute of Standards and Technology have found theoretical evidence* of a new way to generate the high-frequency waves used in modern communication devices such as cell phones. ...
'Slow light' on a chip holds promise for optical communications
A tiny optical device built into a silicon chip has achieved the slowest light propagation on a chip to date, reducing the speed of light by a factor of 1,200 in a study reported in Nature Photonics (published online Septem ...