Apple has announced that its 2011 developers conference will take place in San Francisco in June.
The Worldwide Developers Conference (WWDC) will take place at the Moscone West Conference Centre in San Francisco between 6-10 June, Apple said. Tickets for the event have already sold out.
The company is expected to preview the next versions of its iOS and Mac OS X operating systems at the event.
At WWDC 2010, Steve Jobs introduced the iPhone 4, as well as giving a sneak peek at upcoming features of its mobile operating system.