The blog Unwired View has posted some schematics from a Samsung patent application that indicates the manufacturer may be contemplating using a sliding ruler interface to make navigation much easier. According to the patent application, this will allow users to be able to watch full-screen video and still access control buttons using the sliding ruler.

For more:
- check out the schematic at Unwired View here [1]
- see this comparison of touchscreen phones: photo roundup [2]