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A tablet PC is a light weight stone designed hand-held computer or a lean note book PC. The theory is always to replace the traditional pen and notebook with a PC and stylus or electronic pen. Traditionally the tablet was employed by the Egyptians to create on clay tablets with a writing stick. In the present day the clay tablet has been replaced with a display and the writing stick with a stylus. The tablet PC could be considered the pencil and notebook for the future. They usually consider around 2-3 pounds and their main function is flexibility. The thought of a PC was floated by Alan Kay of Xerox but was a commercial failure so far, if the prices have fallen down and it is predicted that the prices will fall in future. The very first widely offered Tablet PC was Newton of Apple Computers.

The hardware includes a lean touch screen, stylus, recommended wireless keyboard and mouse. In this sort of computers the data input is not through the standard mouse and keyboard but through a stylus or a virtual keyboard on the screen. It also gets the ability of data input through wireless keyboard and mouse. The stylus is used to publish directly/tap on the screen or fingers are used to input data through the touch screen. There is a field over the screen which interacts with the stylus technology, therefore the individual can rest his hands on the screen without distorting the picture and only stylus action affects the screen. They come in various shapes like 8.5 inch, 10 inch and 14 inch.

You can find several types of tablet PCs like slates, convertibles and compounds. Slates include only the screen and the stylus. If a record is linked with a keyboard it's called a convertible. Often the keyboard is connected with just one joint and it folds/opens onto the screen. The Hybrid has a detachable keyboard so that it can be utilized both as a state or a convertible.

Supplement PCs include resident programs like handwriting recognition software, speech recognition software, shorthand entry software, personal keyboard and so on,.

There are various benefits like portability, customers who aren't comfortable with keyboards find stylus more helpful, they do not stop line of sight as they are kept on the table and are useful in meetings and are handheld so may be used in providing display while standing up. The shortcomings of Tablet PCs have been cost till now but considering that the costs have fallen and are falling, hence isn't a restriction anymore.

Various organizations like Acer, Lenovo, Toshiba Fujitsu, HP, Gateway, Compaq, Motion, NEC and so on are manufacturing Tablet PCs.

Are they future proof?Till recent years the Tablet PC was a failure but with the advances in battery technology, handwriting recognition pc software, wireless internet access, greater memory, better display quality they're being accepted as commercially viable alternative. Many popular science fiction movies portray the usage of Tablet PCs. Tablet PCs are bound to restore the journal & pen and future books, magazines, newspapers. cipto junaedy