Optical fibers power mobile data networks

Researchers at the University of Electro-Communications,Tokyo, report the ability to supply 60 watt power over a 300 meter optical fiber system, demonstrating the potential of optical feed systems using double-clad fibers ...

Fine-tuning a rainbow of colors at the nanoscale

(Phys.org) —TVs, image sensors, iPads, digital cameras and other modern devices use filters to display the breadth of colors available in the visible portion of the electromagnetic spectrum.

Researchers achieve fastest real-world fiber speeds of 1.4Tb/s

Alcatel-Lucent and BT have today announced trial speeds of up to 1.4Tb/s with a record spectral efficiency of 5.7 bits per second per Hertz (b/s/Hz)on an existing core fiber connection. This is believed to be the fastest ...

Wireless Online Electric Vehicle, OLEV, runs inner city roads

The Online Electric Vehicle (OLEV), developed by the Korea Advanced Institute of Science and Technology (KAIST), is an electric vehicle that can be charged while stationary or driving, thus removing the need to stop at a ...

New distance record for 400 Gb/s data transmission

As network carriers debate the next Ethernet standard—and whether transmission speeds of 400 gigabit per second or 1 terabit per second should be the norm—engineers are working on new measures to squeeze next-generation ...

Wireless power transfer technology for high capacity transit

The Korea Advanced Institute of Science and Technology (KAIST) and the Korea Railroad Research Institute (KRRI) have developed a wireless power transfer technology that can be applied to high capacity transportation systems ...

New standard HEVC encodes films more efficiently

Television resolution is constantly improving – and this must go hand-in-hand with transmitting the data more efficiently. Reputable manufacturers of televisions, computers and mobile telephones, working jointly with Fraunhofer ...

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