Japan’s NTT DoCoMo has demoed a new smartphone which features a
rather interesting user interface, the Grip UI, which works when you
touch the side of the smartphone.
On either side of the device there are pressure sensors, and a custom
user interface which responds to the pressure on these sensors placed
on the side of the device, have a look at the brief video of it in
At the moment the handset is just a concept, but it could be
developed to work with complex gestures as well as simple ones, whether
or not it will make it into production remains to be seen.