Voice over IP – The Move Away from the Baseband

There is one thing, all current mobile Voice over IP approaches have in common, be they VoLTE, VoLGA or Over-the-Top VoIP applications such as Skype: Traditional mobile voice services are an integral part of the baseband radio chip and in the case of Android, for example, the user interface that runs on the application processor … Continue reading Voice over IP – The Move Away from the Baseband

A List of Network Operators Ready for Voicer over LTE with VoLGA

This post is a quick follow up to a previous post on LTE smartphones at CES. In the post I came to the conclusion that unlike for CDMA operators, it doesn’t make a lot of sense for GSM/UMTS operators to go for LTE smartphones until they have a solid voice over LTE implementation. By solid, … Continue reading A List of Network Operators Ready for Voicer over LTE with VoLGA

LTE Smartphones At CES – The Way Forward?

At the recent CES a number of companies seem to have shown the first CDMA/LTE smartphones to be launched at some point later in the year. From a telecoms point of view the interesting thing is how these phones will do voice calls while connected to an LTE network. The issue here is that LTE … Continue reading LTE Smartphones At CES – The Way Forward?

Call Setup Time Competition and LTE

In some countries there's fierce competition between network operators, and the media is anually reporting about the performance of the networks. To come up with meaningful values, they perform yearly drive tests on their own in cooperation with field test companies. Reported values are then for example call setup success rates, call setup times, call … Continue reading Call Setup Time Competition and LTE