IoT Courses – where to find them

When I started reading about IoT, it looked pretty blurry - sensors, devices, networking, gateways, platforms, applications….solutions popping out from every corner and each web page. Anyhow, with this post I’d like to make an overview of where to find good online IoT courses that I managed to stumble upon. I would recommend a self learning approach but with strong focus that depends on your area of interest and the desire in which area to grow. It's always good to define ambitious goals and if possible to aim activities that might reach several goals. Good options are making your own IoT solution…

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LoRa vs SigFox

This article will cover technical aspects of LoRa and SigFox technology. Although there are similarities like working in same frequency bands, using unlicensed spectrum and playing in the lower cost end of the market (which shouldn't be covered by telcos), there are some major differences since LoRa can work both ways, it can support higher data rates and it's not proprietary. On the other hand SigFox although proprietery network controlled by SigFox it can do global roaming that is still not supported by LoRa. In the end a technical comparison table and business oriented chart is given with the brief…

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Tracking objects using LPWAN networks

Being able to track objects (geolocation) is one of the most important applications of today M2M and more recently IoT networks. As described in the previous article there are several types of network used for IoT. However  we are talking about GPS-free geolocation which is one of the "killer apps" for LoRaWAN. SigFox doesn't support geolocation. Cellular technologies like LTE-CatM and NbIoT should support “native” geolocation (without the GPS) from 3GPP Release 14. Outdoor geolocation using GPS and/or LoRa The traditional way of tracking the outdoor location of the device is to install the GPS receiver inside your device which is…

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What is IIoT?

IIoT stands for Industrial Internet of things, and it would basically mean usage of IoT solutions in manufacturing, logistics, oil and gas, transportation, utilities and other industrial sectors. We find IIoT defined as  “as that complex of smart, connected products involving sensors and networking as well as the physical, Internet-connected manufacturing infrastructure (machines, equipment, remote assets, etc.)”. According to market analysts, IoT will have the biggest growth in enterprise and industrial markets with estimation that IIoT market will reach revenue of over 100 billion USD by 2021. We have to be aware that manufacturing companies are facing a lot of…

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Connectivity solutions for IoT

There are many very different IoT applications today from soil sensors that send a few bytes every few hours, up to the driverless car that sends many Megabytes of data constantly. Many if not all these applications depend upon good connectivity, but a question arises…what is a good connectivity for IoT? When planning IoT networks there are three major factors to pick from and these are power consumption, range and bandwidth/data rate. If your sensors can connect to a stable power source then it’s quite easy to reach good range and bandwidth, but in most applications this is not the…

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