India launches 'world's cheapest' tablet computer

India on Wednesday launched its long-awaited "computer for the masses", unveiling a $46 tablet device designed to bring the information technology revolution to tens of millions of students.

DoCoMo invests $45.5M in US mobile video firm

(AP) -- NTT DoCoMo, Japan's largest mobile phone operator, said Monday it spent $45.5 million to take a 35 percent share in a U.S. company that makes multimedia technology for its mobile phones.