The 3G4G Blog

3GPP SA6 recently held a workshop on Mission Critical Push To Talk (MCPTT) stage 3 development in Canada. You can look at the meeting repor...

ETSI held their security week from 22-26 June 2015 at their headquarters. There are lots of interesting presentations (see agenda  [PDF])...

Came across this paper from Dec. 2000 recently. Its interesting to see that even back then researchers were thinking about multiple netwo...

Back in December last year, there was a flurry of news about SS7 security flaw that allowed hackers to snoop on an unsuspecting users call...

Some of you may be aware that I am also a Technical Programme Manager with the UK Spectrum Policy Forum . Recently we published a whitep...

Sometime back I was reading this interview between Martin Geddes and Peter Clemons on 'The Crisis in UK Critical Communications'. I...

As per Analysis Mason , of the 413 commercial LTE networks that have been launched worldwide by the end of 2Q 2015, FD-LTE accounts for 34...

VoLTE is a very popular topic on this blog. A basic VoLTE document from Anritsu has over 40K views and my summary from last years LTE Voi...

Over the last few months I heard quite a few talks about Smart Cities. Here are two that I thought its worth posting and a very good TEDx t...

Some months back I wrote about the LTE Category-0 devices here . While Rel-12 LTE Cat 0 devices are a first step in the right direction, ...