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Computer keyboard - Wikipedia
A computer keyboard is a peripheral input device modeled after the typewriter keyboard which uses an arrangement of buttons or keys to act as mechanical levers or electronic switches. Replacing early punched cards and paper tape technology, interaction via teleprinter-style keyboards have been the … Mehr anzeigen
Typewriters are the definitive ancestor of all key-based text entry devices, but the computer keyboard as a device for electromechanical data entry and communication … Mehr anzeigen
One-handed keyboards
Many keyboards have been designed for one-handed operation. The first one, a chorded … Mehr anzeigenAlphanumeric
Alphabetical, numeric, and punctuation keys are used in the same fashion as a typewriter keyboard to enter their respective symbol into a word processing program, text editor, data spreadsheet, or other … Mehr anzeigenOptical character recognition (OCR) is preferable to rekeying for converting existing text that is already written down but not in … Mehr anzeigen
Different types of keyboards are available and each is designed with a focus on specific features that suit particular needs. Today, most full-size keyboards use one of three different mechanical layouts, usually referred to as simply ISO (ISO/IEC 9995 Mehr anzeigen
Keyboards and keypads may be illuminated from inside, especially on equipment for mobile use. Both keyboards built into computers and external ones may support … Mehr anzeigen
Key switches
In the first electronic keyboards in the early 1970s, the key switches were individual switches inserted into holes in metal frames. … Mehr anzeigenWikipedia-Text unterliegt der CC-BY-SA-Lizenz Keyboard (computer) - Simple English Wikipedia, the free ...
Keyboard technology - Wikipedia
WEBThe technology of computer keyboards includes many elements. Many different keyboard technologies have been developed for consumer demands and optimized for industrial applications. The standard full-size (100%) computer alphanumeric keyboard typically uses 101 to 105 …
- A computer keyboard is an input device that allows a person to enter letters, numbers, and other symbols (together, these are called characters) into a computer. It is one of the most used input devices for computers. Using a keyboard is often called typing. A keyboard contains many mechanical switches or push-buttons called "keys".simple.wikipedia.org/wiki/Keyboard_(computer)
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The History of the Computer Keyboard - ThoughtCo
WEBUpdated on January 13, 2020. The history of the modern computer keyboard begins with a direct inheritance from the invention of the typewriter . It was Christopher Latham Sholes who, in 1868, patented the first practical modern typewriter. Soon after, in 1877, the Remington …
Keyboard - Alles, von Geschichte bis Technik - Wissen123.de
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