IEBA Tech Thoughts on YouTube recently published an amazing video walk through of Panasonic's LiveCTRL for iOS devices.
LiveCTRL makes the most of the broadcast-level video the Panasonic PTZ cameras deliver, in a simple, clean, and very easy-to-carry iPad interface.
Panasonic has released an iOS app to produce multi-camera live production on an iPad. Now, this isn't an entirely new solution. It's based upon the core components of Cinamaker (Figure 2, below), and you need a Cinamaker license to add additional sources to the app, but Panasonic LiveCTRL does what no other iOS-based solution