News tagged with optical communication networks

World's first demonstration of multi-vendor equipment interoperability in transmitting 100 gigabit ethernet signals over

Fujitsu Limited, NEC Corporation, and Anritsu Corporation today jointly announced that, in field tests, for the first time in the world they successfully demonstrated interoperability testing for optical network interface ...

Technology / Telecom

created Dec 13, 2011 | popularity not rated yet | comments 0

First implementation of 100 and 40Gbps ultra-high-speed plug-and-play optical communications

Nippon Telegraph and Telephone Corporation and NTT Communications Corporation have conducted 100 and 40Gbps transmission tests in real field environments using existing installed optical fiber, and have demonstrated ...

Technology / Telecom

created Nov 24, 2011 | popularity 4.8 / 5 (4) | comments 11

New way to store light could prove useful for optical communication

(PhysOrg.com) -- Due to its high data carrying capacity and low loss, light can serve as an ideal information carrier. However, due to the high speed at which it travels, light is difficult to store. Because ...

Physics / Optics & Photonics

created Oct 03, 2011 | popularity 4 / 5 (10) | comments 3 | with audio podcast feature

EU-funded project improves global data transmission

Researchers have developed two new components that could help Europe meet some of its most pressing communication challenges in optical amplifier research.

Physics / Optics & Photonics

created Sep 15, 2011 | popularity not rated yet | comments 0

Team achieves one terabit per second data rate on a single integrated photonic chip

(PhysOrg.com) -- With worldwide Internet data traffic increasing by 50 percent each year, telecommunications companies that handle this digital torrent must be able to economically expand the capacities of their networks ...

Physics / Optics & Photonics

created Feb 28, 2011 | popularity 4.2 / 5 (5) | comments 2 | with audio podcast

Scientists examine energy trends of communications equipment

A team of scientists at Alcatel-Lucent Bell Labs have examined the energy consumption trends of communications equipment in use today and determined that gains in energy efficiency are not keeping pace with traffic growth. ...

Technology / Telecom

created Oct 21, 2010 | popularity not rated yet | comments 0

Physicists break color barrier for sending, receiving photons

University of Oregon scientists have invented a method to change the color of single photons in a fiber optic cable. The laser-tweaked feat could be a quantum step forward for transferring and receiving high ...

Physics / Optics & Photonics

created Sep 30, 2010 | popularity 4.3 / 5 (10) | comments 1 | with audio podcast

Fibers that can hear and sing

For centuries, "man-made fibers" meant the raw stuff of clothes and ropes; in the information age, it's come to mean the filaments of glass that carry data in communications networks. But to Yoel Fink, an ...

Nanotechnology / Nanomaterials

created Jul 12, 2010 | popularity 4.6 / 5 (11) | comments 0 | with audio podcast

AOptix Technologies and NuCrypt demonstrate physical-layer quantum encryption

AOptix Technologies, a leading edge developer of ultra-high bandwidth laser communication solutions, and NuCrypt, a provider of technology for ultra-high security over optical communication networks, disclosed today the recent ...

Physics / General Physics

created Dec 14, 2009 | popularity 4.2 / 5 (5) | comments 0

Chemists get custom-designed microscopic particles to self-assemble in liquid crystal

(PhysOrg.com) -- The scientists anticipate their "LithoParticles" will have significant applications in photonics, optical communications and other areas.

Chemistry / Materials Science

created Nov 25, 2009 | popularity 5 / 5 (5) | comments 0

Brighten up -- it's a new plastic optical fibre technology

(PhysOrg.com) -- It may look like little more than fishing line, but plastic optical fibre or POF promises to revolutionise high-speed last-mile communications networks. Its evolution is being aided by groundbreaking ...

Technology / Engineering

created Oct 19, 2009 | popularity 4 / 5 (1) | comments 1

Researchers Set New Distance Record for Quantum Key Distribution

(PhysOrg.com) -- Quantum key distribution (QKD) could be the next commercial success of quantum physics, and a recent study has taken the field a step closer to this reality. Researchers from the University ...

Physics / Quantum Physics

created Jul 21, 2009 | popularity 4.9 / 5 (14) | comments 4 feature

Scientists demonstrate all-fiber quantum logic

A team of physicists and engineers have demonstrated all-fibre quantum logic, where single photons are generated and used to perform the controlled-NOT quantum logic gate in optical fibres with high fidelity.

Physics / Quantum Physics

created May 28, 2009 | popularity 4.3 / 5 (14) | comments 3

Spreading high-speed Internet to rural areas

To cut the cost of bringing high-speed Internet to rural areas, Dr. Ka Lun Lee and colleagues at the University of Melbourne and NEC Australia in the state of Victoria are experimenting with a way to boost the reach of existing ...

Technology / Telecom

created Mar 16, 2009 | popularity 3 / 5 (1) | comments 0