Telefónica Europe has announced its Q1 2011 results, with customer numbers reaching 57 million and income up 6.3%.

The UK part of the business - which trades as O2 - saw an increase in customers to 22.3 million mobile users plus an additional 2.6 million using Tesco Mobile. Smartphones accounted for 82% of total sales and upgrades in Q1, bringing smartphone penetration to 33% for O2 UK.

A report from TNS says the adoption of mobile finance around the world - using a mobile phone to make payments or to access bank account details - has surged in the last 12 months. Many countries saw the number of new mobile banking users increase by over 100%.

Last year in the UK, just 9.7% of people were using mobile phones to access their bank accounts - but the figure's increased to 20.4% for 2011.

Samsung and Google have announced a notebook computer that uses the Chrome operating system. Unlike other notebook and laptop computers, almost all user information is stored online 'in the cloud'.

The Samsung Series 5 Chromebook has a 12.1-inch screen and is just 2cm thick.

New research from the Ericsson ConsumerLab team has found that found that an increasing number of consumers are using their smartphones to go online before getting out of bed.

35% of Android and iPhone users in the USA said they interacted with non-voice apps before getting up, with almost a fifth of social networking users connecting with Facebook friends while in bed.

The volume of mobile voice and data traffic in the average Western European country will grow by 67 times - from 186 Terabytes per day to 12,540 TB daily - between 2010 and 2020, according to a new report from the UMTS Forum.

Worldwide total traffic on mobile networks is expected to increase 33-fold to an annual total of 127 Exabytes in 2020.