7 July 2010
The importance of testing M2M devices
Normally any communicating M2M device starts with a modem/module from manufacturers like Cinterion, Sierra Wireless, Telit or Ericsson. These modems have all been type approved according to tests specified by 2G (GSM) or 3G (UMTS) standards, just like any mobile phone in the market.
So far so good, but in the case of M2M these modems are then built into products (e.g electricity meters, vehicles, credit card terminals etc), so additional hardware and software is added to make a complete product. On top of that some sort of central system or service application is normally needed to retrieve, handle and store data from the products.
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