touch screen


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touch screen

[′təch ‚skrēn]
(computer science)
An electronic display that allows a user to send signals to a computer by touching an area on the display with a finger, pencil, or other object.

touch screen

(hardware)
An input device that allows user to interact with computer by touching the display screen.

Often this uses beams of infrared light that are projected across the screen surface. Interrupting the beams generates an electronic signal identifying the location of the screen. Software interprets the signal and performs the required operation.
References in periodicals archive ?
According to Stuart Robinson, Director of the Handset Component Technologies service, "The touch screen market in cellphones is nearly ready to take off, but before it can do so certain conditions must be met.
The high-definition streaming video capability of the TS-1542 makes it possible to view security cameras and other video sources over the network right on the touch screen.
Further, the report states that high production costs of touch screens is hindering market growth.
The touch screen in mobile devices market is primarily driven by the rising adoption of smartphones across the globe.
Touch screen penetration is forecast to increase dramatically in large-sized (over 10-inch) devices, such as convertible/hybrid notebook PCs.
The popularity of touch screens surged with introduction of the capacitive touch-screen technology, which gives higher clarity of picture and that figures in both iPhone and in LG s Prada and Secret phones.
Voting rights groups filed a lawsuit that challenged the ban on recounting and Representative Robert Wexler (Democrat, Florida) sued to have a printed record of every vote counted on touch screen machines.
While the demand for rugged touch screen products for industrial applications continues to grow, truly rugged touch screens that can not only survive, but excel, in extremely harsh and hazardous environments remain hard to find," said Jim Ciardella, president of Dolch.
This combination of a 15:9 aspect ratio display and Fujitsu's touch screen technology provides users with the maximum viewing area and a unique method to navigate and to easily access and update data.
It is this use of the touch screen and customized menus that Bronfein sees as crucial to the acceptance of any computerized health care management system in the nursing home environment.