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Entries in wi-fi (3)

Thursday
Jul022015

The BRCK: Kenyan-Developed Solution to Boost Internet Access 

New UNOSSC banner Dev Cha 2013

Using the Internet in Africa has its challenges, as anyone who has worked there knows. Issues can include weak Wi-Fi signals, slow Internet service providers, electricity outages and power surges that can damage or destroy sensitive electronic devices.

Power surges (http://electronics.howstuffworks.com/everyday-tech/surge-protector3.htm) can occur for a variety of reasons but are usually a sudden surge in the current flowing to the wall outlet from the power mains. They are common in developing countries, and can be tragic for electronic devices.
Most electronic devices are designed for use in developed countries where people can take the power supply, and ubiquitous Internet access, for granted. This affects the way devices are made. Designers will assume many things are available to users and build the electronic devices accordingly. But for users in Africa and across the global South, what seems easy in the developed world is fraught with frustration and wasted time.

This is a big obstacle to economic development and places people in Africa at a disadvantage in the modern world of fast communications.

One initiative is out to transform this experience for the better with a made-in-Africa solution that is being modified based on real-world experience and user feedback.

The BRCK (brck.com) bills itself as “your backup generator for the Internet” and is intended to address the problems of finding a reliable Internet connection, staying online in a power blackout and saving devices from destruction when there is a power surge.

Anyone who has tried to use a laptop computer to upload some photographs in Africa will know the frustration felt when the Wi-Fi signal drops away. The BRCK hunts around for the strongest signal and grabs it so the user can carry on working.

Built to be robust and take knocks and bruises, it is a sleek, black plastic brick-shaped device with the letters BRCK elegantly embossed on the side.
The BRCK can function as a hub for up to 20 devices, with a built-in Wi-Fi signal able to cover multiple rooms (so a team can work off a single Internet connection), a battery that can last eight hours, a 16-gigabyte on board memory hard drive, and software to allow for remote management  by apps on other devices such as smartphones. While it is not able to speed up an already poor connection or increase low bandwidth, it can “scavenge” around to find the strongest signal and hop to it right away. It can work with Ethernet, Wi-Fi, and 3G and 4G networks.

If a blackout occurs, it quickly switches to the onboard battery without forcing a re-boot of the computer.

It has been developed in Nairobi, Kenya and the first plastic prototype of the BRCK device was milled at the Fab Lab Nairobi (http://fablab.uonbi.or.ke/) using a 3D fabricator machine.

The BRCK’s makers describe it as a tool “trying to create ubiquitous Internet” and an “enabler of the Internet of things.” The BRCK is designed around the changing way people work and access the Internet, frequently moving from place to place. People now don’t just rely on one device but have many – a mobile phone or smartphone, a laptop, a tablet, an iPod or other device.

A Kickstarter fundraising campaign (https://www.kickstarter.com/projects/1776324009/brck-your-backup-generator-for-the-internet) gives more details on the origins of the project and offers many ways to support the different stages of development, right up to mass manufacturing of the BRCK.

One application of the BRCK is for research. It could be deployed to gather data at a field site, then connect via the Cloud (http://en.wikipedia.org/wiki/Cloud_computing) to pass data back to a lab at a university in another country for analysis.

The BRCK is being built by Ushahidi (ushahidi.com), a non-profit technology company that makes open source software and made its name with the crowdsourced mapping platform it built during the post-election violence in Kenya in 2008. The Ushahidi platform has been deployed around the world since in many crisis situations.

Founded by David Kobia, Juliana Rotich and Erik Hersman, the Ushahidi team is focused on “building tools that improve the way information flows in the world.” It is about making tools to help people communicate in the most difficult places.

BRCK comes with a visually appealing website that makes excellent use of the BRCK’s ebony good looks.

The website boasts: “If it works in Africa, it’ll work anywhere”.

The ongoing development of the BRCK can be followed on the website’s blog: http://www.brck.com/2014/01/they-case-for-engineering-brck-in-africa-part-1/.

“The idea is to build a company around the product rather than just do a one-off product – and to gradually improve the product through new versions,” said BRCKs chief technology officer Reg Orton.

“Our engineers are based in Kenya now – we are not based in China, we are not based in the (Silicon) Valley. What that means for us we are able to go out there and (be) able to see the problems directly.”

The BRCK can be ordered online and will be available for sale soon, according to the website.

More on cloud computing trends from UK Web Host Review: https://www.ukwebhostreview.com/blog/cloud-computing-trends/

By David South, Development Challenges, South-South Solutions

Published: April 2014

Development Challenges, South-South Solutions was launched as an e-newsletter in 2006 by UNDP's South-South Cooperation Unit (now the United Nations Office for South-South Cooperation) based in New York, USA. It led on profiling the rise of the global South as an economic powerhouse and was one of the first regular publications to champion the global South's innovators, entrepreneurs, and pioneers. It tracked the key trends that are now so profoundly reshaping how development is seen and done. This includes the rapid take-up of mobile phones and information technology in the global South (as profiled in the first issue of magazine Southern Innovator), the move to becoming a majority urban world, a growing global innovator culture, and the plethora of solutions being developed in the global South to tackle its problems and improve living conditions and boost human development. The success of the e-newsletter led to the launch of the magazine Southern Innovator.  

Follow @SouthSouth1

Google Books: https://books.google.co.uk/books?id=ohM9BQAAQBAJ&dq=development+challenges+april+2014&source=gbs_navlinks_s

Slideshare: http://www.slideshare.net/DavidSouth1/development-challenges-published-april-2014

Southern Innovator Issue 1: https://books.google.co.uk/books?id=Q1O54YSE2BgC&dq=southern+innovator&source=gbs_navlinks_s

Southern Innovator Issue 2: https://books.google.co.uk/books?id=Ty0N969dcssC&dq=southern+innovator&source=gbs_navlinks_s

Southern Innovator Issue 3: https://books.google.co.uk/books?id=AQNt4YmhZagC&dq=southern+innovator&source=gbs_navlinks_s

Southern Innovator Issue 4: https://books.google.co.uk/books?id=9T_n2tA7l4EC&dq=southern+innovator&source=gbs_navlinks_s

Southern Innovator Issue 5: https://books.google.co.uk/books?id=6ILdAgAAQBAJ&dq=southern+innovator&source=gbs_navlinks_s

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This work is licensed under a
Creative Commons Attribution-Noncommercial-No Derivative Works 3.0 License.

 

Monday
Jun152015

Record-breaking Wireless Internet to Help Rural Areas

 

Many initiatives seek to bring inexpensive access to the Internet to rural and remote regions around the world. One of the most successful ways to rapidly expand access is to offer wireless  Internet so that anyone can use a laptop computer, a PC or a mobile phone to quickly access the Net. Access to wireless Internet is being rolled out in cities around the world with so-called ‘hot spots’, but the thornier issue of improving access in rural or remote regions could get better, thanks to a Venezuelan team.

The rapid expansion of mobile phones has done much to reduce the digital divide in Africa, for example, where the number has grown from just 15 million in 2000 to more than 160 million by the end of 2006, according to the International Telecommunications Union. This rapid growth has paid off: Morocco, Senegal, Ghana, Gabon and Cote d’Ivoire are in the top ten gainers of the Digital Opportunity Index, 2004-2006 (http://www.itu.int). The proliferation of Wi-Fi-enabled mobile phones combined with the spread of inexpensive wireless access has the potential to close the digital divide between rural and urban areas.

The issue of inequality in access to the Internet has stark consequences for global economic development. Already, according to the World Information Society Report 2007, “Europe has achieved the largest overall gain in digital opportunity over the last two years, followed by the Americas… Asia and Africa have witnessed smaller gains in digital opportunity. The implications for the digital divide are clear: digital opportunity is becoming more sharply divided by region, not less.”

As the Digital Divide campaign learned, it is more important to keep in mind “Internet kiosks or rental of cell phones and other devices hold great promise for the poor. But shared use is a complement to a strategy that involves giving each person their own wireless device. Eventually, the price of such devices will be low enough so that everyone can have their own device.”

A Venezuelan team led by Ermanno Pietrosemoli, president of the Latin American networking association Escuela Latinoamericana de Redes, has broken the world record for unamplified broadcasting of a Wi-Fi (wireless Internet) signal. The signal was broadcast in June from two mountains 282 kilometres apart in the Venezuelan Andes. Importantly, they did this using equipment costing only just over US $360, while producing a signal strong enough to send video messages. The former record was 220 kilometres set in 2005.

The consequence of this achievement for entrepreneurs is important: It means inexpensive wireless signals can now reach further into remote and rural regions for a small investment.

“We we’re able to transmit voice and video with both,” said Professor Pietrosemoli. “280 kilometres is pushing the envelope, but the same technique can be used at distances of some 150 kilometres by people with some basic training provided there is uninterrupted line of sight between the end points. This usually means shooting from hills or using them as repeater points. For distances up to 80 kilometres, towers can be used to provide connectivity even in flat land”

Pietrosemoli is willing to train people in the techniques he has developed for transmitting wireless over large distances (https://wireless.ictp.it or www.eslareed.org.ve).

The advantages of this approach include cost and simplicity. The more commercial WiMax technology costs more and is usually installed by large companies. Pietrosemoli’s technique is for people who lack those technical and financial advantages.

“I have been installing wireless networks for some 20 years,” he continued, “and reckon that wireless is the only viable alternative to ameliorate the digital divide in developing countries. For rural areas, the challenge is to use as little repeater sites as possible, as each repeater adds costs, delay and powering issues.”

Pietrosemoli said the only other obstacle to setting these networks up is the availability of unlicensed radio frequency spectrum in the 2,4 and 5 Ghz bands. The International Telecommunications Union has recommended that countries make these free for the use of data networks, but some countries are still blocking this.

By David South, Development Challenges, South-South Solutions

Published: July 2007

Development Challenges, South-South Solutions was launched as an e-newsletter in 2006 by UNDP's South-South Cooperation Unit (now the United Nations Office for South-South Cooperation) based in New York, USA. It led on profiling the rise of the global South as an economic powerhouse and was one of the first regular publications to champion the global South's innovators, entrepreneurs, and pioneers. It tracked the key trends that are now so profoundly reshaping how development is seen and done. This includes the rapid take-up of mobile phones and information technology in the global South (as profiled in the first issue of magazine Southern Innovator), the move to becoming a majority urban world, a growing global innovator culture, and the plethora of solutions being developed in the global South to tackle its problems and improve living conditions and boost human development. The success of the e-newsletter led to the launch of the magazine Southern Innovator.  

Follow @SouthSouth1

Like this story? Here is a dirty secret: this website is packed with stories about global South innovators. We spent 7 years researching and documenting these stories around the world. We interviewed the innovators to learn from them and we visited them to see how they did it. Why not use the Search bar at the top and tap in a topic and see what stories come up? As for my work, I have been involved with start-ups and media ventures since the early 1990s. While most tech entrepreneurs were either still in their nappies in the 1990s (or just a drunken night away from being conceived in the 2000s), I was developing content for this new thing they called the "Internet". In the years since I have learned a great deal about innovation and digital and have shared these insights in the stories on this website as well as in the 5 issues of Southern Innovator magazine. So, stick around and read some more!    

Archive.org: https://archive.org/details/Httpwww.slideshare.netDavidSouth1development-challengessouthsouthsolutionsjuly2007issue

Slideshare: http://www.slideshare.net/DavidSouth1/development-challengessouthsouthsolutionsjuly2007issue

Southern Innovator Issue 1: https://books.google.co.uk/books?id=Q1O54YSE2BgC&dq=southern+innovator&source=gbs_navlinks_s

Southern Innovator Issue 2: https://books.google.co.uk/books?id=Ty0N969dcssC&dq=southern+innovator&source=gbs_navlinks_s

Southern Innovator Issue 3: https://books.google.co.uk/books?id=AQNt4YmhZagC&dq=southern+innovator&source=gbs_navlinks_s

Southern Innovator Issue 4: https://books.google.co.uk/books?id=9T_n2tA7l4EC&dq=southern+innovator&source=gbs_navlinks_s

Southern Innovator Issue 5: https://books.google.co.uk/books?id=6ILdAgAAQBAJ&dq=southern+innovator&source=gbs_navlinks_s

Creative Commons License
This work is licensed under a
Creative Commons Attribution-Noncommercial-No Derivative Works 3.0 License.

Monday
Jun152015

Creative Use of Wi-Fi to Reach the Poor

 

In 2003 former UN Secretary-General Kofi Annan called for greater access to wi-fi, or wireless internet networks, as a mechanism to help poorer regions catch up with the pace of technological change in developed countries. Wireless networks remove the need to lay costly wires and can quickly bring fast and convenient internet access to large populations currently denied access. By removing the need to lay lots of cables to get communities online, wireless could help poorer nations narrow the digital divide and catch up with countries where the technology has already taken hold. Social entrepreneurs are stepping in to fill the gap between the promise of wi-fi and the reality.

A contemporary take on the mobile library, where a bus travels to remote or under serviced areas to lend books, is being used to bring wi-fi and web content to remote villages in India, Rwanda, Cambodia and Paraguay lacking internet access. United Villages and its subsidiary First Mile Solutions cleverly targets only the content the villagers really want and then provides it to them for a fee. Using a fleet of buses and motorcycles, they upload in the city before going to the countryside popular pages and pages previously requested. “There’s only 0.003 percent of the web that rural Indians care about,” founder Amir Hassan told the BBC. “They want to know the cricket scores, they want to see the new Aishwarya Rai photos, and they want to hear a sample of the latest Bollywood tunes.”

Once in the countryside, a small box with an antenna onboard the buses or a motorcycle communicates with the rural computers, sometimes up to six times a day. Special content requests can be made for a few rupees, and emails are collected and delivered. Not only do the buses deliver web content, they also act as a courier service, picking up and delivering products ordered via the web for the villagers. “We-re bringing e-commerce to rural India,” said Hassan.

“My objective is to show to the village youth that having a PC with connectivity is a viable business, so that more and more unemployed youth can take up this as a self-employment opportunity,” remarks villager Raj Kishor Swain, who helps with United Villages.

Green WiFi, based in San Francisco, has a simple aim: to provide children in developing countries with access to the internet. But the difference is that they have developed a solution to the biggest problem in most remote regions: reliable electricity supply. Their invention is intended to partner with the US $100 laptop computers being rolled out in the developing countries by the One Laptop Per Child Project. Green WiFi has developed a low cost, solar-powered, standardized wi-fi access solution that runs out-of-the-box with no systems integration or power requirements. All that is required is a single source of broadband access and light.

In a further boost to internet access in Africa, the World Bank is also funding US $164.5 million in high-speed internet access for Kenya, Burundi and Madagascar to boost regional competitiveness. Eastern and much of Southern Africa is the only region in the world not connected to the global broadband infrastructure.

By David South, Development Challenges, South-South Solutions

Published: April 2007

Development Challenges, South-South Solutions was launched as an e-newsletter in 2006 by UNDP's South-South Cooperation Unit (now the United Nations Office for South-South Cooperation) based in New York, USA. It led on profiling the rise of the global South as an economic powerhouse and was one of the first regular publications to champion the global South's innovators, entrepreneurs, and pioneers. It tracked the key trends that are now so profoundly reshaping how development is seen and done. This includes the rapid take-up of mobile phones and information technology in the global South (as profiled in the first issue of magazine Southern Innovator), the move to becoming a majority urban world, a growing global innovator culture, and the plethora of solutions being developed in the global South to tackle its problems and improve living conditions and boost human development. The success of the e-newsletter led to the launch of the magazine Southern Innovator.  

Follow @SouthSouth1

Google Books: https://books.google.co.uk/books?id=T2V2VMuJuQEC&dq=development+challenges+april+2007&source=gbs_navlinks_s

Slideshare: http://www.slideshare.net/DavidSouth1/development-challengessouthsouthsolutionsapril2007issue

Southern Innovator Issue 1: https://books.google.co.uk/books?id=Q1O54YSE2BgC&dq=southern+innovator&source=gbs_navlinks_s

Southern Innovator Issue 2: https://books.google.co.uk/books?id=Ty0N969dcssC&dq=southern+innovator&source=gbs_navlinks_s

Southern Innovator Issue 3: https://books.google.co.uk/books?id=AQNt4YmhZagC&dq=southern+innovator&source=gbs_navlinks_s

Southern Innovator Issue 4: https://books.google.co.uk/books?id=9T_n2tA7l4EC&dq=southern+innovator&source=gbs_navlinks_s

Southern Innovator Issue 5: https://books.google.co.uk/books?id=6ILdAgAAQBAJ&dq=southern+innovator&source=gbs_navlinks_s

Creative Commons License
This work is licensed under a
Creative Commons Attribution-Noncommercial-No Derivative Works 3.0 License.