TOUCH SCREEN WITH USER INTERFACE ENHANCEMENT
First Claim
1. A computing system comprising:
- a display screen;
a touch sensor;
a host processor;
a touch screen control system comprising;
a touch sensor controller configured to operate the touch sensor to sense user input at the display screen; and
a display controller configured to operate the display screen to display images;
wherein the touch screen control system is configured to;
receive a sequence of images from the host processor for display on the display screen;
interpose an image from the touch screen control system into the sequence of images; and
cause the sequence of images with the image from the touch screen control system to appear on the display screen.
5 Assignments
0 Petitions
Accused Products
Abstract
The present invention is a graphical user interface in a computing device having a processor running an operating system and a display. The graphical user interface comprises a touch screen and a driver coupling the touch screen to the operating system. The driver can display a plurality of icons on the touch screen, or a plurality of screen images having at least one icon, with each of the icons associated with operations on the display and/or the touch screen. Other embodiments include the touch screen having unactivated and activated states, as well as the presence of an application programming interface that enables an application to display at least one image on the touch screen.
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Citations
20 Claims
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1. A computing system comprising:
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a display screen; a touch sensor; a host processor; a touch screen control system comprising; a touch sensor controller configured to operate the touch sensor to sense user input at the display screen; and a display controller configured to operate the display screen to display images; wherein the touch screen control system is configured to; receive a sequence of images from the host processor for display on the display screen; interpose an image from the touch screen control system into the sequence of images; and cause the sequence of images with the image from the touch screen control system to appear on the display screen. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A method of operating a touch screen device comprising a host processor and a touch screen control system distinct from the host processor, the method comprising:
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receiving a sequence of images from the host processor for display on a display screen of the touch screen device; interposing an image from the touch screen control system into the sequence of images; and causing the sequence of images with the image from the touch screen control system to appear on the display screen. - View Dependent Claims (10, 11, 12, 13)
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14. A touch screen controller adapted to be physically integrated in a computing system having a host processor, a display screen, and a touch sensor, the touch screen controller comprising:
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a touch sensor controller configured to operate the touch sensor to sense user input at the display screen; a central touch screen controller configured to receive a sequence of images from the host processor for display on the display screen and interpose an image from the touch screen controller into the sequence of images; and a display screen controller configured to cause the sequence of images with the image from the touch screen controller to appear on the display screen. - View Dependent Claims (15, 16, 17, 18, 19, 20)
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Specification