A new report from Pyramid Research says Everything Everywhere, the company behind the merged Orange and T-Mobile UK businesses, has become the country's telecom market leader. It estimates that 21% of total UK telecom market revenue will come from the new company.

Orange UK has launched a higher-quality 'HD Voice' service to mobile phone users in the UK. It follows a UK trial in the south of England and the commercial launch of HD Voice in Moldova last September.

The Definition of Mobile event promises a distinctly different perspective for those interested in the future of mobile, summarising the key facts big business needs to grasp to execute a successful mobile strategy.

We'll be bringing you a summary of the key points during mid-September.

O2 has launched what it's describing as "the first ever eco rating system for mobile phones in the UK. It's persuaded six of the largest handset manufacturers to participate - Nokia, Sony Ericsson, HTC, LG, Samsung and Palm – and has placed the Sony Ericsson Elm top out of the 65 mobiles it surveyed, giving it an 4.3 out of 5 (86%) Eco rating.

Browser company Opera has taken a look at ‘gender equality on the mobile web’ in its latest State of the Mobile Web report. It notes that the percentage of women on the mobile web has risen 575% in the last two years. South Africa currently has the world’s highest proportion of mobile internet users – 43.5% - followed by the USA with 35.6%, Russia at 32.4% and the United Kingdom with 31.5%. At the other end of the scale, India has the fewest female users (4.0%), followed by Nigeria (5.4%), China (11.6%) and Vietnam (17.9%).