Reuters - Advertising on mobile phones has enormous potential to become a significant platform for marketers, but any breakthrough is years away and major operators must work together to succeed, executives said.

Reuters - Nokia (NOK1V.HE) plans to add navigation to half of the phones it sells within a few years to find new revenue streams amid decreasing handset prices, a senior official at the world's top cellphone maker said.

Reuters - The world's top handset maker Nokia Oyj expects the role of the Linux operating system in its product portfolio to increase as the role of its Internet-focused devices grows, company officials said.

AFP - French researchers said on Wednesday they had invented a hydrogen fuel cell as a backup power source for mobile phones, thus easing dependence on an electricity supply to charge the gadget.

AFP - Italian authorities are probing fashion designers Dolce and Gabbana,creators of luxury items ranging from clothes to beachwear, sunglasses, jewelry and mobile phones, for alleged tax evasion, a report said Saturday.