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Closeup of a touchpad on an Acer CB5-311 laptop Closeup of a touchpad on a MacBook 2015 laptop. A touchpad or trackpad is a type of pointing device.Its largest component is a tactile sensor: an electronic device with a flat surface, that detects the motion and position of a user's fingers, and translates them to 2D motion, to control a pointer in a graphical user interface on a computer screen.
A touchscreen (or touch screen) is a type of display that can detect touch input from a user. It consists of both an input device (a touch panel) and an output device (a visual display). The touch panel is typically layered on the top of the electronic visual display of a device.
The HP TouchPad has a 9.7 inch, 1024×768 pixel, Gorilla Glass multitouch capacitive touch screen. Interaction can be by finger or a capacitive stylus, available for separate purchase. The TouchPad's virtual keyboard can be configured to one of four preset sizes, and has a number row on top of the common QWERTY layout.
In computing, multi-touch is technology which enables a touchpad or touchscreen to recognize more than one [7] [8] or more than two [9] points of contact with the surface. Apple popularized the term "multi-touch" in 2007 with which it implemented additional functionality, such as pinch to zoom or to activate certain subroutines attached to predefined gestures.
Microsoft Surface is a family of touchscreen-based personal computer, tablet, and interactive whiteboard hardware products designed and developed by Microsoft.The majority of them run the Windows operating system and use Intel processors.
This is a list of notable companies that manufacture touch input devices or components. Touchscreens. Capacitive. 3M; Alps Electric Corporation; Atmel; Cirque;
Cyrix-NatSemi announce and demonstrate the WebPad touch screen tablet computer at COMDEX. [111] [112] 1999 The "QBE" pen computer created by Aqcess Technologies wins COMDEX Best of Show. [113] Intel announces a StrongARM-based, wireless touch screen tablet computer called the WebPad, the device was later renamed the "Intel Web Tablet".
A light pen is a device similar to a touch screen, but uses a special light-sensitive pen instead of the finger, which allows for more accurate screen input. As the tip of the light pen makes contact with the screen, it sends a signal back to the computer containing the coordinates of the pixels at that point.