Ultra-Mobile PC - UMPC
The term Ultra-Mobile PC (abbreviated UMPC), or Project Origami, is a specification for a small form factor tablet PC. Project Origami Ultra-Mobile PCs have a 20 cm (8-inch) or smaller touch sensitive screen at a minimum resolution of 800 × 480.
UMPCPortal - The Ultra Mobile Computing reference site
UMPCPortal started as Carrypad.com a blog started in Feb 2006, itself the result of a personal quest to find a device that would complement a ‘three device strategy’ – The mobile phone, a desktop PC and the missing component – a ‘Carrypad’.