The 3G4G Blog

5G is hot at the moment. While the operators are busy rolling out the networks based on Release-15/16 features, 3GPP is working on finalisin...

I have been talking about unlicensed LTE since 2013. With all the debate around LTE-U and LAA now non-existent, the technology has evolved w...

Today I launched a new video on my YouTube channel that explains how QoS Flows are established in 5G RAN and Core. It also highlights the ma...

Detailed post below but if you are after a quick summary, it's in the picture above. Couple of weeks back someone quoted that there were...

Maritime Communication Services over 3GPP System is one of the topics listed in the 3GPP Release-16 summary that I summarised here . Maritim...

Cross posting from LinkedIn , please post any comments there! One of the advantages of having been in the industry for a very long time is o...

Someone reached out recently asking for a summary of Release 16 features. For people who are involved in standards, they already know of a f...

I have been meaning to write on this topic for a very long time. The discussion started back in 2016 when the limitations of GSM-R were obvi...

We have covered various topics in our blog posts on millimeter wave spectrum and even going beyond 52.6 GHz in FR2. A Qualcomm webinar from ...

China Mobile, along with a bunch of other organizations including China Unicom, China Telecom, CAICT, Huawei, Nokia, Ericsson, etc., produce...