UK telecoms regulator studies possibility of 5G

(Phys.org)—Minding the need for more and more mobile spectrum in a post-4G environment, Ofcom, the UK telecoms regulator, announced on Friday that it is preparing to support the release of spectrum for future mobile services, ...

Fine-tuned: A wholly new approach to tuning a laser's frequency

(PhysOrg.com) -- For more than 30 years, scientists have been trying to harness the power of terahertz radiation. Tucked between microwaves and infrared rays on the electromagnetic spectrum, terahertz rays can penetrate clothing, ...

New frontiers in communication systems

Data centres such as the ones used by Google and Facebook are the fundamental backbone for a range of services and applications including cloud and fog computing, big data, Internet of Things (IoT), social networking, weather ...

New technology may double radio frequency data capacity

A team of Columbia Engineering researchers has invented a technology—full-duplex radio integrated circuits (ICs)—that can be implemented in nanoscale CMOS to enable simultaneous transmission and reception at the same ...

New loss mechanism for global 4G roaming

A loss mechanism that has not been an issue in previous mobile handset antennas will become important for global 4G roaming, according to results of experiments carried out in Aalborg, Denmark.

Vibrating micro plates bring order to overcrowded radio spectrum

GSM, WiFi, Bluetooth, 4G, GPS: a smartphone already has to handle many wireless standards. And this number will only increase further. There are still no good filters to keep all those future standards separate. Researchers ...

Increasing efficiency of wireless networks

(Phys.org)—Two professors at the University of California, Riverside Bourns College of Engineering have developed a new method that doubles the efficiency of wireless networks and could have a large impact on the mobile ...

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