The firm will launch its next smartphone mobile operating system just days after Windows 8, the latest version of its desktop OS. The event will be held in San Francisco focusing on showing off the range of Windows Phone 8 smartphones.
Microsoft invites attendees to ‘Meet Windows Phone 8′. While the invitation shows an unbranded device with the details on the recognisable lock screen.
Devices incoming with Windows Phone 8 include the Nokia Lumia 920, Nokia Lumia 820, HTC Windows Phone 8X, HTC Windows Phone 8S and the Samsung Ativ S.