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Tools for mapping Mesh Extender coverage
In previous tests of the Mesh Extenders we were manually noting the signal strength at various locations, and then drawing maps by hand to get an idea of the coverage.Thanks to the great work by one of...
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Range Testing Mesh Extenders in Boston & at the MIT Media Lab
While here in Boston with the Shuttleworth Foundation, I decided to take the opportunity to see what kind of coverage we can obtain with a Mesh Extender in my hotel room. My room is on the 7th floor...
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Range Testing Serval Mesh Extender on the National Mall in Washington with...
The following is a joint blog post with the New America Foundation's OTI/Commotion Wireless project:On an uncharacteristically chilly May morning, members of the Commotion and Serval projects set out...
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Crossing the Charles River by Mesh Extender
I am just about to head off to the airport to head home to Australia, but had the chance last night to do one last range test with the Mesh Extenders here in Boston.Again I put one Mesh Extender on the...
View ArticleBalloon Communications
It has been interesting to read about Google's plans to deliver internet via a fleet of helium balloons.Despite the scepticism from some parts, it has real potential.Indeed, broadcasting from flying...
View ArticleCrowd-funding the Serval Mesh Extender Announcement & Video
Those who have been following the blog here will have heard about our prototype Mesh Extenders that we have been developing.In short, the Mesh Extender lets us break the "Wi-Fi barrier" of Mesh...
View ArticleServal in the MIT Technology Review
See the current issue of the MIT Technology Review for a write up about Serval and Commotion and mesh telephony in...
View ArticleInterfacing between the Serval Mesh and Cellular Networks (Part 2)
In a previous post we described our initial work towards creating a two-way mesh to cellular gateway using mobile phones as the only major component.Thanks to Michael's great work, we have this now...
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Android phone prices hit new low
The march of technology keeps driving the price of low-end Android phones ever lower.Economics is a strange beast at the best of times, and all the more so when it comes to the price of mobile phone...
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Smaller, more elegant Mesh Extender prototype
(Please check out our crowd-funding campaign at http://igg.me/at/speakfreely to help us turn the Mesh Extender into a product that can be used to help people communicate in difficult...
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I really could have used some mesh communications gear last weekend
(Please also take a look at our crowd-funding campaign at igg.me/at/speakfreely)Last weekend my family and I stayed down at Second Valley, an hour and a half drive from home in Adelaide. It is a...
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View of Mesh Extender prototype with 50Wh external battery
Just a couple of quick snaps from in the lab today showing the Mesh Extender prototype with an external battery that should be sufficient to run it for 24 hours. A lot of the battery case is empty air,...
View ArticleISM 915MHz band availability in different countries
I found this handy table today that lists ISM band availability around 915MHz in a variety of different countries:http://meshplus.com/?qa_faqs=is-an-fcc-license-requiredWhile closer scrutiny is...
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Latest iteration of the Mesh Extender
We finally got our hands on some nano-USB memory sticks, and have adjusted the radio placement in the MR3020 routers we are using, so that the lid can go back on without duct-tape, and the whole unit...
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Demoing the Serval Mesh and Mesh Extenders to School Children as part of...
We were fortunate enough to win a National Science Week grant to run several events in the north of South Australia to demonstrate what we are doing primarily to school students in schools in regional...
View ArticleOver-the-Mesh Updates for Serval Mesh Extender Prototypes
I have just spent the day working on field upgradability for the serval mesh extender prototypes.Note that the following is how updates for the prototypes work at present. We expect that this may...
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Honourable Mention at the Global Security Challenge Grand Final
Earlier in the year we entered the Serval Project into the Global Security Challenge. The theme for this year's challenge was cyber-security, something that we felt was a good fit for the Serval Mesh,...
View ArticleAvoiding jet-lag completely, and other body-clock hacks.
Jet-lag is not fun. Nobody likes jet-lag.But for me, the situation is more acute.First, I live in Australia, so travelling almost anywhere involves substantial time-shifts. I still remember my...
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Mesh Extender assembly
Following our crowd-funding campaign we have funds to build a number more mesh extenders, and get them out to some early adopters as well as to NZ Red Cross. So the last few days have been a bit of a...
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Lets use Thingometrics instead of Biometrics
One of these pebbles could be your next password, and this is a much better idea than using your fingerprint as a password. Sound crazy? Then read on.Image in the public domainIt is entirely possible...
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