Nokia Lumia 900 expected to go on sale worldwide

Microsoft: Microsoft is the company behind software like Windows, Microsoft Office and hardware like the Xbox and Kinect. The company was founded by Bill Gates and Paul Allen. MS-DOS was the product that propelled Microsoft towards success, but it is Windows and Office that made it what it is today. Microsoft is currently engaged in a number of projects, including Windows 8, Windows Phone, Xbox, Office and the Azure cloud computing platform. the large majority of desktop computers run on Windows. 

Nokia: Nokia is a Finnish communications company that was the largest phone vendor (per unit) between 1988 to 2012. The company's history go back to 1871 but the Nokia that we know today (the Nokia corporation) was founded in 1967 by the merger of three Finnish companies. It is then that Nokia worked on networking equipment and was ultimately involved in the launch of the first cellular network in 1981 (Mobira Oy). Nokia because a key developer of GSM, the standard that we all know today. Although Nokia still produces a range of phones that includes entry-level handsets and Symbian smartphones, the company is counting on the Windows Phone OS to regain the share that it once had. The current flagship Windows Phone device from Nokia is the Lumia 920.