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%).

Telecomms regulator Ofcom says recent growth in the use of wireless cameras in sports coverage has led to it taking another look at its plans for the 2.6GHz radio spectrum. It had originally left the 2500-2690MHz band out of its plans for the London 2012 Games (which take place from 27th July to 9th September 2012) because it had thought this band would be used for mobile data by then.