IoT M2M blog

The home of free hints and tips about wireless IoT / M2M

NB-IoT networks worldwide 2017-11-1

LPWAN exception

NB-IoT networks worldwide In nominal data, 15 economies would have GDP above $1 trillion, 62 have above $100 billion and 177 have above $1 billion. Top five economies account for approximately 53.82 %, whereas top ten accounts for approx. 67.19 %. top 20 economies add up to over 80%. 92 smallest economies only contribute 1 […]

Internet of Things Case Study – Smart Parking

Internet of Things Case Study – Smart Parking – “Telemoritz” in Hanover

In Patras, Greece, developers are already working on a smart city technology development using NB-IoT. But how can they avoid the need for a SIM card and its subscription? Let’s consider the technical proposition. Technical needs Smart parking sensors are sending one status update message of 10 bytes two to eight times per hour. 30 […]

Internet of Things Case Study – Street lights

Internet of Things Case Study – Street lights - Power station in Hanover

In Patras, Greece, they work on smart city technology development using NB-IoT has started. But how can the developers avoid the need for a SIM card and its subscription? Technical needs The smart lighting controller, for example, has been sending one status update message of 40 bytes every five minutes and a message containing energy consumption […]

Selection of antenna for a device in the Internet of Things

The antenna is always the key to success for your wireless application. Each antenna has its benefits and drawbacks. The selection of the right antenna at beginning of a development project, or if you are planning the development of a device around the antenna, could save you a lot of money. A: Vertical polarised monopole […]

The journey to develop the Gillette order button

© Harald Naumann - Currently only available in Austria, Gillette offers its customers the capability to order new razor blades at the touch of a button.

In 2016, a creative team in Frankfurt had the idea of developing an IoT push button for ordering goods via a cellular module. In principle, something similar to the Amazon Dash button, only using a GSM radio instead of Wi-Fi. A first, and a tricky learning curve for the engineering team. The developers in the […]

How to build the 50 billion IoT devices? What to do instead of talking?

IoT devices with customised antennas

1. IoT buttons In my region, two IoT buttons caused a buzz and landed in the basket of end customers. One is the Amazon Dash button and the other one is the Gillette order button called Gillette Club Station. LoRaWAN and SIGFOX had no chance as carriers because of the lack of deep indoor coverage […]

NB-IoT coverage in NL, 4471 BTS in band 8 – Captain N.B. episode 5

NB-IoT BTS on band 8 in Den Haag

NB-IoT coverage in NL Ground Control to the #LPWAN shuttle: “Captain N.B. , Wow you leaked the NB-IoT secret of Dutch! Unbelievable, they run 4471 base station tranceivers in band 8 on 41,543 km2 surface. This is 0.929 km2 in average per BTS. This is the best LPWAN BTS density in Europe for sure. Over and […]

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