The 3G4G Blog

In my last blog post I described the message flow of an intra-gNB-DU handover. Today I want show how such a handover can be visualized u...

Reliance Jio has recently been called as India's first digital service provider (DSP), but what exactly is a DSP and how does an exist...

5G Dynamic Spectrum Sharing is a hot topic. I have already been asked about multiple people for links on good resources / whitepapers. So h...

In the previous posts of this series I described O-RAN interfaces and protocols , connection establishment and connection release procedur...

One of the most controversial 5G use cases is the remote surgery. In this post I want to quickly look at the history and what is possibl...

Last week I read in Martin Sauter's blog about the LTE RRC A6 measurement event . Although I am quite interested in RRC measurements...

State Security Networks Group Finland (Erillisverkot) safeguards the Finnish society by offering authorities and critical operators engaged...

I did a presentation back in 2013 on the concept of smart batteries. Even though there has been a lot of progress in wireless charging ...

As an addition to my blog post about the 5G RAN Release procedure  I would like to have an in-depth view at the details of NGAP UE Context...

The 3rd post of this series introduces the details of connection release in the 5G RAN. Indeed, we find most of the release causes known ...