Tag Archives: 3G

What to Shut Down First 2G or 3G?

Telenor Norway announced it will shut down 3G network in 2020; five years before 2G. This is yet another example of how operators in Europe are diverging from North American operators by opting to shut down 3G ahead of 2G. 3G is much less efficient in carrying data traffic than LTE which is twice better.  2G/GPRS is the… Read More »

Meeting the Cost Requirements for IoT Devices

It seems many are convinced that the magic number for device cost in cellular M2M applications is $5. What should be the cost of a module, and how critical an issue is the device cost to start with, is a topic of debate and although I have my view on it, it is not what I will address… Read More »

It’s the Signaling Stupid!

If you have been following the wireless industry, you for sure would have heard of the capacity crunch and exploding demand for mobile traffic data services. Hardly any presentation by a vendor, analyst, and even operator starts without a graph of future traffic trends. But quietly, another problem has been brewing; one that has received little media attention,… Read More »

Evolution of the Air Interface: From 2G Through 4G and Beyond

Below is a link to a recent presentation I made to the local IEEE Ottawa Chapter and the Alliance of IEEE Consultants Network (AICN). I trace the evolution of the air interface of wireless systems from 2G (GSM, CDMA/IS95) through 3G and LTE to LTE-Advanced.