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Computer keyboard and Projection keyboard

Shortcuts: Differences, Similarities, Jaccard Similarity Coefficient, References.

Difference between Computer keyboard and Projection keyboard

Computer keyboard vs. Projection keyboard

In computing, a computer keyboard is a typewriter-style device which uses an arrangement of buttons or keys to act as mechanical levers or electronic switches. A projection keyboard is a form of computer input device whereby the image of a virtual keyboard is projected onto a surface: when a user touches the surface covered by an image of a key, the device records the corresponding keystroke.

Similarities between Computer keyboard and Projection keyboard

Computer keyboard and Projection keyboard have 10 things in common (in Unionpedia): Bluetooth, IBM, Infrared, Input device, Microcontroller, Personal digital assistant, QWERTY, Touchpad, USB, Virtual keyboard.

Bluetooth

Bluetooth is a wireless technology standard for exchanging data over short distances (using short-wavelength UHF radio waves in the ISM band from 2.4 to 2.485GHz) from fixed and mobile devices, and building personal area networks (PANs).

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IBM

The International Business Machines Corporation (IBM) is an American multinational technology company headquartered in Armonk, New York, United States, with operations in over 170 countries.

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Infrared

Infrared radiation (IR) is electromagnetic radiation (EMR) with longer wavelengths than those of visible light, and is therefore generally invisible to the human eye (although IR at wavelengths up to 1050 nm from specially pulsed lasers can be seen by humans under certain conditions). It is sometimes called infrared light.

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Input device

In computing, an input device is a piece of computer hardware equipment used to provide data and control signals to an information processing system such as a computer or information appliance.

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Microcontroller

A microcontroller (MCU for microcontroller unit, or UC for μ-controller) is a small computer on a single integrated circuit.

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Personal digital assistant

A personal digital assistant (PDA), also known as a handheld PC, is a variety mobile device which functions as a personal information manager.

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QWERTY

QWERTY is a keyboard design for Latin-script alphabets.

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Touchpad

A touchpad or trackpad is a pointing device featuring a tactile sensor, a specialized surface that can translate the motion and position of a user's fingers to a relative position on the operating system that is made output to the screen.

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USB

USB (abbreviation of Universal Serial Bus), is an industry standard that was developed to define cables, connectors and protocols for connection, communication, and power supply between personal computers and their peripheral devices.

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Virtual keyboard

A virtual keyboard is a software component that allows the input of characters without the need for physical keys.

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The list above answers the following questions

Computer keyboard and Projection keyboard Comparison

Computer keyboard has 174 relations, while Projection keyboard has 22. As they have in common 10, the Jaccard index is 5.10% = 10 / (174 + 22).

References

This article shows the relationship between Computer keyboard and Projection keyboard. To access each article from which the information was extracted, please visit:

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