A new report from mobile analysts at Juniper Research estimates that 320.3 million smartphones were shipped worldwide in the first quarter of this year.

That's a year-on-year drop of almost 6%.

Sony Mobile Communications has updated its Xperia brand with three new X-series smartphones: the lower-spec Xperia XA, the Xperia X and the premium Xperia X Performance.

All have an improved camera with ‘Predictive Hybrid Autofocus’, which is capable of tracking moving objects.

We're taking a look back at the biggest mobile industry news stories from February 2015, including allegations that the UK's security service tried to breach SIM card security by hacking into one of the world's biggest SIM producers.

We also talk about the planned BT and EE merger, the creation of two new UK virtual networks, some acquisitions in the mobile payment arena and a new Ubuntu smartphone.

The ‘explorer edition’ of Google Glass was discontinued earlier this year - but now Sony has stepped into the market, releasing a ‘developer edition’ of the Sony SmartEyeglass.

It’ll cost £620 and is already available to order in the UK, with availability expected from March.

Sony has announced a collection of new devices at the IFA consumer electronics show.

The Sony Xperia Z3 has a 5.2-inch display and a 20.7 megapixel camera. There’s also a smaller version, the Z3 Compact.

Mark Windle, head of marketing at OpenCloud, predicts that this year’s reduction in the number of traditional telecoms operators in some countries will provide an opportunity for other operators to innovate and capture market share in 2016.

He says next year will be a year of rapid change for telecoms… whether it’s MVNO disruption, competitive tariff pricing or simply defence from the ‘dark art’ of hacking.

Mark Bridge writes:

The most memorable moments in life often go unrecorded. You don't have your camera in your hands. Your finger is still hovering over the 'pause' button on your audio recorder. Or you were simply too busy experiencing whatever was happening. It's all about the one that got away.

That's where Kapture can help.

Mark Bridge writes:

James Rosewell shows me a colourful roll of paper that's the width of an iPhone but well over three metres long. When I look closer, I can see it's a printed copy of the Wall Street Journal's mobile website. That's a lot of scrolling to do... and a pretty unfriendly user experience for anyone reading the news online. Why does it work so badly?

This week in The Fonecast we interview Quore MD Ronojay Nag. In addition, there's the usual look at industry news and rumours from the last 7 days, plus a review of the Sony Ericsson Z555i.

In this week’s edition of The Fonecast we take an extended look at the week's industry news headlines and gossip, including Arun Sarin's departure from Vodafone and 3's termination charge appeal. Plus we also find time to review the Samsung F490 widescreen mobile phone.

This week’s edition of The Fonecast includes our regular look at industry news headlines and gossip from the last 7 days. Mobile News editorial director Ian White talks about a press release that’s been troubling him, plus there's a preview of the Motorola MOTO Z10 video-focussed smartphone.

On The Fonecast this week, Faisal Sheikh talks to Iain Graham about his new "Love Your Mobile" TV show. We take our usual look at the week's industry news headlines, plus there's a preview of the HTC Touch Diamond smartphone.

In this week's edition of The Fonecast you’ll hear an interview with Shaun Gregory, the UK CEO of Blyk, about the company’s achievements and its plans. The team also takes its usual look at the latest mobile news headlines, plus there’s a quick review of the new Nokia 6600 slide.