The 3G4G Blog

Codecs play an important role in our smartphones. Not only are they necessary and must for encoding/decoding the voice packets but they inc...

4G Americas has published a detailed whitepaper on Carrier Aggregation (CA). Its a very good detailed document for anyone wishing to stud...

Before we look at what 4.5G is, lets look at what is not 4.5G. First and foremost, Carrier Aggregation is not 4.5G. Its the foundation for...

We all know about the two type of transmission schemes which are FDD and TDD. Normally, this FDD and TDD schemes are known as full duplex...

There were couple of very interesting and useful presentations from the LTE World Summit 2014 that I have been thinking for a while to em...

I am sure many people would have heard of ET (Envelope Tracking) by now. Its a technology that can help reduce the power consumption by o...

Four major Release-13 projects have been approved now that Release-12 is coming to a conclusion. One of them is Full dimension MIMO. Fr...

There was an interesting discussion on Twitter that has been storified by Keith Dyer. Lets start by having a quick look at the C-RAN archit...

Its been a while since I wrote about Public Safety and Mission Critical communications, so here is a quick summary. Iain Sharp have a...

Device-to-device is a popular topic. I wrote a post, back in March on LTE-Radar (another name) which has already had 10K+ views. Another p...