UK telecoms regulator Ofcom wants to ban inflation-related rises in phone and broadband contracts. Instead, it says any potential mid-contract price rises should be set out in pounds and pence.

A new forecast from research specialists Canalys shows the smartphone market is set to recover next year. Worldwide shipments declined by 12% last year but that decline is expected to slow to 5% this year.

Vodafone Group plc and CK Hutchison Group Telecom Holdings Limited have agreed to combine their UK telecommunication businesses, respectively Vodafone UK and Three UK. The merger will create a large new network operator to compete with Virgin Media O2 and EE.

UK mobile payment service Paym will close on 7th March 2023. The service, which allowed users to make and receive payments using their mobile phone numbers, was launched in 2014.

Consumer protection organisation Which? has been given permission by the UK's Competition Appeal Tribunal to represent Apple and Samsung smartphone buyers in a legal case against chip manufacturer Qualcomm.

James Rosewell writes:

I noticed a new phenomenon at Mobile World Congress this year: Beer O’Clock. Come 5pm Monday through Wednesday, companies with larger booths would break out the Cerveza, Vino, Cava and a small number of Orange juices. All very sociable and fun… until the music started.

Mark Bridge writes:

So, that’s another Mobile World Congress in the bag. Yes, it was bigger than ever. Just like last year. Just like the year before, too.

Mark Bridge writes:

I was ready to poke fun at IBM for its sponsored graffiti wall at Mobile World Congress this year. Graffiti and IBM don't have a comfortable history, as anyone who remembers the Linux campaign from 2001 will tell you.

Mark Bridge writes:

Some companies have saved their big announcements for the week of Mobile World Congress. Samsung and Nokia, for example. Others have issued a press release in advance.

Iain Graham writes:

Vodafone’s admission last week that ‘some customers’ may have been experiencing issues with mobile services came three weeks late for me. I’ve been having my own ongoing battle with the network since the beginning of the month.

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.

The past few days have been a good time for launches. Twitter has floated on the stock exchange, Kazam has revealed its smartphone range and EE has created a tariff with a million gigabytes of mobile data.

On the other side of the coin, Acer's CEO is quitting, Vodafone UK has missed its 3G coverage target and hackers can take control of your handset's camera to ascertain PIN codes.

In today's podcast: Samsung's profit, UK mobile ad spending and Vertu's smartphone range are all increasing.

Meanwhile HTC's profit and the proportion of children with mobile phones are both going down. Discover the background to these news stories - and plenty more - in our regular weekly broadcast.

Today's podcast starts with a gentle warning to app developers from the Office of Fair Trading.

We then move on to Amazon's new tablets, HTC's sale of its Beats Electronics stake, Twitter's emergency alerts, UK government plans to improve mobile broadband on trains, customer complaints and the growth in adult content for mobile devices.

We start this week's show with news about the European Commission's plans to end mobile roaming charges completely from next year.

We're also talking about the future facing Twitter and Dell, Vodafone's security challenges in Germany, app development, wireless charging, mobile payments and Nokia's Android-based smartphones.