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Which IoT protocol do I use? Here is the answer
Very recently a significant new customer has asked us to design a combined LoRaWAN / Cellular (LTE-M/ NB-IoT) board. Cellular is pretty new. Q: I am...
GSM / NB-IoT PIFA antennas that fly
As any antenna designer or an informed person who has read the IoT/M2M Cookbook knows, metal and antennas do not play well together. Many times, we...
Rescue from the air
In this issue of the IoT M2M Times, we explain a complete IoT project for the first time. We explain the project including the selection of radio...
Energy-saving with NB-IoT and LTE-M part 3
In this series of three blog articles, adapted from the IoT M2M Times, we take a closer look at the energy consumption of NB-IoT and LTE-M. On their...
Energy-saving with NB-IoT and LTE-M part 2
In this series of three blog articles, adapted from the IoT M2M Times, we take a closer look at the energy consumption of NB-IoT and LTE-M. On their...
Energy-saving with NB-IoT and LTE-M part 1
In this series of three blog articles, adapted from the IoT M2M Times, we take a closer look at the energy consumption of NB-IoT and LTE-M. On their...
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Eldery care sensor with infrared sensor on GSM and WiFi
In this eldery care sensor, the cellular chip antenna was replaced with a flex PCB antenna with coax. This resulted in significantly better signal reception.
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