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A tablet PC is really a lightweight slate designed hand-held computer or even a lean note book PC. The idea is always to change the notebook and pen with a PC and stylus or electronic pen. Historically the product was employed by the Egyptians to write on clay tablets with a writing stick. In our time the clay tablet has been replaced with a screen and the writing stick with a stylus. The tablet PC could be considered the notebook and pen into the future. They generally weigh around 2-3 pounds and their main function is convenience. The idea of a PC was floated by Alan Kay of Xerox but was a commercial failure so far, when 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 thin touch screen, stylus, optional wireless keyboard and mouse. In this type of computers the data input is not through the standard mouse and keyboard but through a stylus or perhaps a digital keyboard on the screen. Additionally it has got the ability of information input through wireless keyboard and mouse. The stylus is used to publish directly/tap on the screen or hands are used to input data through the touch screen. There's a field over the screen which interacts with the stylus electronics, hence the user can rest his hands on the screen without distorting the picture and only stylus action affects the screen. They come in different sizes like 8.5 inch, 10 inch and 14 inch.
You will find various kinds of tablet PCs like slates, convertibles and hybrids. Slates include just the display and the stylus. It's called a convertible if a record is linked with a keyboard. Typically the keyboard is connected with just one joint and it folds/opens onto the screen. The Hybrid has a detachable keyboard such that it may be used both as a record or a convertible.
Pill PCs come with resident softwares like handwriting recognition software, speech recognition software, shorthand access software, electronic keyboard and so on,.
There are numerous advantages like portability, customers who are not confident with keyboards find stylus more pleasant, they do not interrupt distinct sight as they're kept on the table and are useful in meetings and are mobile so can be used in providing demonstration while taking a stand. The disadvantages of Tablet PCs have been cost till now but since the prices have fallen and are falling, thus is not a constraint anymore.
Different companies like Acer, Lenovo, Toshiba Fujitsu, HP, Gateway, Compaq, Motion, NEC etc are making Tablet PCs.
Are they future proof?Till modern times the Tablet PC was a failure but with the improvements in battery technology, handwriting recognition software, wireless internet access, larger memory, better screen quality they're being recognized as commercially viable alternative. Several popular science fiction movies represent the usage of Tablet PCs. Tablet PCs are bound to restore the notebook & pen and future books, journals, newspapers. cipto junaedy
