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The tablet computer and the associated special operating software is an example of pen computing technology, and the development of tablets has deep historical roots.. In addition to many academic and research systems, there were several companies with commercial products in the 1980s: Pencept and Communications Intelligence Corporation were among the best known of a crowded field.
Pioneering design and realization of the Xerox Alto, the first modern personal computer, and in addition for his contributions to the Ethernet and the Tablet PC. 1972, 1973 Thi, André Truong Trong and François Gernelle [undue weight? – discuss] Invention of the Micral N, the earliest commercial, non-kit personal computer based on a ...
Following earlier tablet computer products such as the Pencept PenPad, [29] [30] the Linus Write-Top, [31] [32] and the CIC Handwriter, [33] in September 1989, Grid Systems released the first commercially successful tablet computer, the GridPad. [34] [35] All four products were based on extended versions of the MS-DOS operating system.
In the minicomputer ancestors of the modern personal computer, processing was carried out by circuits with large numbers of components arranged on multiple large printed circuit boards. Minicomputers were consequently physically large and expensive to produce compared with later microprocessor systems.
The first digital electronic computer was developed in the period April 1936 - June 1939, in the IBM Patent Department, Endicott, New York by Arthur Halsey Dickinson. [35] [36] [37] In this computer IBM introduced, a calculating device with a keyboard, processor and electronic output (display). The competitor to IBM was the digital electronic ...
The Concerto was a unique design, in as much as it was "upside-down" - the main body including the motherboard, hard disk drive, floppy disk drive, and expansion slots were behind the screen. The detachable keyboard was used as the lid but could be completely removed, at which point the Concerto became what is known as a slate PC.
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The GridPad (stylized as GRiDPad) is a discontinued family of pen-enabled tablet computers and hybrid laptops built by Grid Systems Corporation. The GRiDPad 1900, released in 1989, is regarded as the first commercially successful tablet computer and predecessor to modern 2-in-1 devices.
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