Thursday, November 26, 2015

The Internet technology that promises 100 times faster than … – Globo.com

The popular wireless data transmission technology Wi-Fi is about to become outdated. At least that’s indicating the first tests of a new technology, called LIFI, which can transmit data to 1GB per second.

This represents a 100 times larger than the current Wi-Fi speed. And can get even faster:. technology company Estonia Velmenni, which conducts these experiments, says that tests performed in laboratories at Oxford University have achieved 22GB per second

The LIFI technology, short for “Light Fidelity” ( fidelity of Light, in literal translation) uses light waves for transmission, using light emitting diodes (LED).

“We created an intelligent lighting solution for an industrial area where data communication is performs through the light. We are also doing a pilot project, creating a network of LIFI to access the internet in the office, “said Deepak Solanki, director general of Velmenni.

How it works
In 2011, the creator of this technology, the scientist Harald Haas of the University of Edinburgh, showed that with just one LED can transmit more data than a telephone antenna. The LIFI allows a lamp has two features:. Enlighten and ensure connectivity to the router

The technology was presented in 2012 at the Consumer Electronics Show, an international event with technologies for consumption, in Las Vegas. In a demonstration, two smartphones at a distance of 10 m exchanged data with each other by varying the intensity of light from their screens.

It has been shown, too, that the LIFI is more secure than Wi Fi and does not interfere with other systems, but it could be used without problems on a plane, for example. But there is a drawback:.? Light can not pass through walls

It’s the end of the Wi-Fi
But despite its advantages, the new system should not replace Wi-Fi completely in the near future. On the contrary. Both technologies can be used together to create safer and faster networks. And researchers are working on the adaptation of current devices to be compatible with LIFI.

The PureLifi, a company created by Haas and his team, offers an application for secure wireless access. The French company of Oledcomm technology are installing your own LIFI system in hospitals.

At the same time, companies such as Samsung, LG and other electronic devices manufacturers are interested in creating smartphones with LIFI light sensors.

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