With Mobile World Congress just three weeks away, rumors continue to fly about what we might see out of big players like, , , and .
Sony has been a notable exception up until now, but a recent filing with the U.S. Patent and Trademark Office may finally offer some clues as to what the company has in store.
Filed on January 31, the application asks for a trademark on the name "Xperia Sola." Though there's no indication as to what type of device would carry the moniker, the long line of Xperia smartphones points to yet another member of the family.
The company is holding a press conference on February 26, the day before the show begins in Barcelona, Spain. CNET will be there in force to bring you all the news.