Thursday, April 14, 2016

Torres, drones and satellites: how Facebook will connect the world – CNET in Spanish

Jay Parikh, vice president of engineering at Facebook, explains the company plans to bring Internet to every corner of the world

Juan Garzon / CNET

SAN FRANCISCO -. the mission proposed to the Facebook CEO Mark Zuckerberg his team sounds simple, but carries a high level of complexity.

“Giving all the power to share anything with anyone,” said Zuckerberg during his speech on the first day the developer conference F8 in this city. Today, on the second day of the event, we learned a little more about how Facebook thinks achieve connectivity that will help meet that goal.

in F8 2015 Facebook shared He plans to use a drone, Aquila, which uses lasers to bring the Internet to rural areas. We also learned that the social networking giant wants to use satellites to transmit wireless signals to remote parts, begun in Africa.

Now in F8 2016, we know additional company plans Menlo Park to also use cell towers and small cells to close the connectivity gap that may exist within the dense urban areas, and between these centers and the people around them.

Jay Parikh, Facebook vice president of engineering, explained in more detail plans to achieve this kind of connectivity Terragraph and Project Aries.

Terragraph is a series of cells of small antennas that offer wireless Internet superhigh-speed cities through 60GHz spectrum. The cells would be put at a distance of 200 to 250 meters away and transfer to avoid obstacles such as buildings. And being this free spectrum for use – that is, we must not pay a license for permission – Facebook thinks that reduce the cost of Internet transmission. Furthermore, stated Parikh, the infrastructure cost is less because it does not require optical fiber.

Parikh added that the analysis of Facebook found that 97 percent of the world population lives just 40 kilometers of a city. With that in mind, each tower will be Aries several kilometers from a city. You are towers will be equipped with 96 antennas, which can transmit the internet from one city to the most remote regions. Facebook wants to work with wireless operators and academic institutions in the implementation of this technology.

Currently Facebook has been testing its Terragraph concept at its headquarters and announced Thursday that the first city where it will test will be in San Jose , California, located just 20 miles from its campus.

“The infrastructure to connect to the internet about 1,600 million people [who live close with 3G and 4G connections] does not exist,” Parikh said . “What we want is to improve the technology to make not only 10 times faster and cheaper connectivity or 10 times, but hopefully the two things at once.”



The example of Facebook of how divided the cells to transmit wireless signals for its campus in Menlo Park , California.

Claudia Cruz / CNET

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