Attendees are also likely to get a peek at that next-generation iOS, which will reportedly launch in the fall for select devices, including a .

Apple's anticipated break from Google Maps would be yet another sign of the growing battle between Apple and Google for domination in the mobile space.

Since the original iPhone was introduced in 2007, Google Maps has supplied the iPhone's built-in mapping and location capabilities. But Apple is reportedly looking to control its own mapping functions as location-based services and features become baked into more mobile apps.

Evidence of the growing importance of location services is all over the App Store. Popular social applications such as Foursquare, Facebook, and Twitter let users share their location with friends. Google's iOS search app uses location to improve local search results, and mobile ad networks rely on location to deliver relevant advertising.

Location on the iPhone is big and promises to get bigger as people increasingly consult their smartphones for local restaurant reviews, finding the nearest car mechanic, tourism tips, and movie times.