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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.
1984 TOUCHPAD - Fujitsu released a touch pad for the Micro 16 to accommodate the complexity of kanji characters, which were stored as tiled graphics. [30] 1986 GRAPHIC TABLET - A graphic touch tablet was released for the Sega AI Computer. [31] [32]
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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.
[16] [17] Most studies find that touchpad is slightly faster; one study found that "the touchpad was operated 15% faster than the trackpoint". [18] Another study found that average object selection time was faster with a touchpad, 1.7 seconds compared to 2.2 seconds with a trackpoint, and object manipulation took 6.2 seconds with a touchpad, on ...
In electrical engineering, capacitive sensing (sometimes capacitance sensing) is a technology, based on capacitive coupling, that can detect and measure anything that is conductive or has a dielectric constant different from air.
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Force Touch is a haptic pressure-sensing technology developed by Apple Inc. that enables trackpads and touchscreens to sense the amount of force being applied to their surfaces.