We have talked a lot of the concept phones so many times. Let’s talk about a concept keypad interface for the mobile phones that was exhibited at the CeBIT 2007. The ‘Latticekey Interface” by NEC is based on a simple concept. No key has a specific label. Instead, when you touch the interface with your fingers, the screen will assist you to use them for the desired function. Let’s see when this keypad interface finds a place in the mobile phones.