Category Archives: Understanding signal

Help Needed: Mapping LTE Bandwidth

There are multiple factors that influence the data speed you experience: the device you use, the network operator, the time of day, the signal quality where you are. We’re building models of how these factors come together, we’ll be publishing … Continue reading

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Which Network?

We are delighted to announce a new partnership with Which?  - The leading consumer advice magazine in the UK. Which? has a long history of helping consumers to make the best decisions about what to buy, from cars to washing … Continue reading

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Using Big Data

While signal testing my way through Omaha a friend in Kansas City, Missouri got in touch and let me know about KC’s City Camp (Un)Conference, happening that weekend at the Kauffman Foundation. She knew I would be in town and … Continue reading

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The Importance of Outliers

My mission roaming the country checking carrier strength so far has taken me to six large metropolitan areas. I love cities for all they have to offer, and for the purpose of broad data collection they are the most useful; … Continue reading

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Introducing the OpenSignal KnowledgeBase

One of the challenges of becoming involved in any kind of specialised industry is the barrage of acronyms and technical terms which one faces on a daily basis. Of course, when one works in the industry in question they soon … Continue reading

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Announcing the publication of our global 4G LTE report

We’ve just released our report on the global state of 4G LTE, which we’ve been working on for quite a while. The full report is available here, but we thought we’d summarise a few of our findings in a short … Continue reading

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Preliminary Results of our Global LTE Speed Test

As the end of 2012 approaches we are able to publish a preliminary set of findings from our global 4G speed test – focussing just on LTE. This test aggregates 130,000 network speed tests run by OpenSignal users across  specific … Continue reading

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Femtocells outnumbering cell towers

MIT Professor Berthold Horn sent us an email with the fascinating observation that femtocells now outnumber cell towers (at least in New England) and with an innovative methodology to highlight areas where cell phone coverage is problematic. He wrote this … Continue reading

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What do those bars mean?

OpenSignalMaps user and MIT Professor Berthold Horn has done some digging into the Android source code. He’s found some interesting hints as to what the signal icon in your phone’s status bar means. He noticed a series of functions with … Continue reading

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New graphs in 1.19!

We’ve added a few things to the graph view to help you understand your signal better, graphics showing: – Average signal – Time spent on each network type (2G/3G/4G) [if your device is wifi only you won;t see this] – … Continue reading

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