The handset has a touch screen interface that takes up most of the device's front.
This paper addresses this challenge by presenting a novel method of utilising users' judgement of direction to obtain the location and orientation of a touch interface.
Perceptive Pixel's Jeff Han agrees that capturing information about the amount of force applied to the screen is an important part of a touch interface.
Remember TouchWall, the experimental Microsoft touch interface operating system we wrote about in May (here's me playing with it)? We've been trying to get Microsoft to send us a copy of the operating system so that we could build a touch interface computer the size of a wall, but they have yet to agree.
The touch interface is done via infrared, which is a very cost effective way of creating a touch interface on a large screen.
The iPhone changed the game for smartphone makers, offering the benefits of a touch-screen interface, a Safari web browser and access to trendy apps like Instagram that Blackberry wouldn't offer for years.
Apple Insider uncovered some documents filed by Apple a couple months ago detailing some aspects of a touch-based interface in a full OS X environment.
Today, it's taking that wager a step further with the launch of a touch-friendly interface for its digital invitations which will allow guests to quickly RSVP, pull up maps, access message boards and more from their mobile devices.
OpenTable's new iPad app also makes use of GPS and takes advantage of a display big enough to show lots of information and a touch-screen interface that flies.
Pick one up, and you'll see an array of choices: a menu that lets you sift through the restaurant's food and drink selection using a touch-screen interface, with appetizing photos of each item.
Similarly facing minimal competition, Altera and Xilinx dominate in programmable logic chips, which allow customers to quickly turn out new products with minimal chip inventory because the internal functions of these can be altered literally at the touch of a graphical interface.
