The company has this week filed a new application at the United States Patent and Trademark Office in Alexandria, Virginia.
The technology, developed by Sorren Riise and Devesh Patel in the UK, works firstly by understanding via the handset which direction a user is travelling.
Read the full story at http://www.tnooz.com/2010/02/05/mobile/yahoo-patents-new-mobile-ad-technology-to-work-out-where-the-user-is-travelling/
