Mark Bridge learns about the mobile technology trends at Mobile World Congress 2015 by chatting to James Rosewell of 51Degrees, Dr Kevin Curran from the IEEE and Chris Millington of Doro.

They talk about wearable devices, wireless charging, mobile operating systems and much more... including some of their favourite products from the exhibition.

We start this week's podcast with news that EE now has the largest 4G customer base in Europe, with 5.6 million UK connections.

There's also talk about a new DIY product for the Internet of Things, the disappearance of Nokia branded smartphones, quarterly results for Apple, increasing M2M connections and a growing market for smartwatches.

This week's podcast begins with news about the new 'quad play' television service offered in the UK by EE.

We also talk about HTC's new camera, an ethical smartphone, a complaint from Ofcom, mobile payments, machine-to-machine connections and yet another online security breach.

This week's podcast begins with the latest news from Phones 4u, where hundreds of jobs have been saved but there are a large number of redundancies as well.

Iain, James and Mark then talk about new products from Amazon, BlackBerry and Panasonic, mobile payment innovation from Indonesia and the UK, the acquisition of IoT specialist Neul and Apple's updated privacy policy.

We have a varied collection of mobile industry news stories in this week's podcast, including new rules affecting airline passengers with smartphones.

We also talk about BlackBerry giving up its European research centre, Vodafone installing fibre-optic broadband, Samsung's profits, spending on mobile advertising, M2M adoption and WiFi on trains.