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Ultra-Mobile PC - technical definition
A lightweight, small tablet PC with an on-screen keyboard introduced in 2006. Weighing two pounds or less and using a hard drive for all content, the Ultra-Mobile PC (UMPC) runs under the Windows Tablet PC operating system with Touch Pack software. Touch Pack provides an on-screen keyboard that is operated with the thumbs as well as enlarged buttons for menus that are easier to tap with the fingers. Both Wi-Fi and Bluetooth are included.
Samsung's DialKeys
Microsoft's Touch Pack software lets people type data with their thumbs as shown here on the screen of a Samsung Q1, one of the first Ultra-Mobile PCs on the market. (Image courtesy of Samsung Electronics Company, Ltd., www.samsung.com)
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