card.io, a California-based company that enables mobile developers to capture credit card information within their apps by using the camera on a smartphone, has been acquired by PayPal.

The two companies worked together on the PayPal Here mobile app, which enables business owners to take payments via their mobile phone or tablet.

O2 UK has updated its blog with details of the reparation being offered after last week’s network outage.

Around 7 million O2 customers were unable to make or receive calls, use text messaging or connect to the internet between Wednesday afternoon and Thursday morning.

The amount of voice calls from mobile phones is falling for the first time ever, according to new research published by UK telecoms regulator Ofcom.

It says the volume of voice calls from mobiles fell by 1% in 2011, while the volume of calls from fixed-line phones dropped by 10%. The average Briton now sends 50 text messages per week; a figure that’s more than doubled in the past four years.

It's a good week for Yahoo! as it appoints Marissa Mayer - previously Google employee number 20 - to the role of CEO. However, things aren't as cheery at Research In Motion, which has been ordered to pay over $147 million in a patent case.

Meanwhile O2 UK is recovering from a network problem that left around a third of its customers disconnected for almost a day.

Wireless technology business CSR plc - previously known as Cambridge Silicon Radio - has announced a deal to transfer its handset connectivity and location operations to Samsung Electronics for $310 million.

In addition, Samsung is investing $34.4 million for a 4.9% investment in CSR. Over 300 staff will be transferred from CSR plc to Samsung as part of the deal.