Quarterly figures from Research in Motion reveal that the company’s revenue has fallen by 47% year-on-year to $2.7 billion (£1.7 billion), while net profit for the quarter was down from $265 million in Q3 2011 to $14 million this year.

Around 60% of quarterly revenue came from hardware, 36% from services and 4% for software and other revenue.

Communications technology company Arris Group has arranged a deal with Google to buy the Motorola Home business from Motorola Mobility for $2.05 billion (£1.27 billion) in cash and around $300 million of Arris shares.

The mobile-focussed part of Motorola Mobility will remain with Google.

René Obermann, CEO of Deutsche Telekom, is planning to leave the company at the end of December next year. He’s worked at DT for 16 years and spent the last seven in charge.

Current Chief Financial Officer Timotheus Höttges will become deputy CEO next month and will take over as CEO as from January 2014.

Telefónica UK, which operates the O2 network, has chosen Nokia Siemens Networks to prepare it for 4G LTE roll-out in London and the South East of England.

It follows a 12-month trial of LTE technology across parts of London.

A new research report from Analysys Mason predicts that Windows Phone will become the fastest-growing smartphone operating system in the next five years. However, it will still only have a single-digit percentage share of the smartphone market in 2017.

Last year, Microsoft’s Windows Phone OS was shipped in 11 million devices. In 2017 this figure is expected to reach 136 million units; approximately the same number of Apple devices shipped in 2012.