In the patent application information, tech giant records that there are many input devices for performing operations in a computer system. The operations usually correspond to moving a marker and / or making selections on a screen. For example, the input devices may include buttons or keys, mice, trackballs, touch pads, sliders, touch screens, and the like.
However, Apple says that each of these devices has advantages and disadvantages that are taken into account when designing or configuring a computer system. And the company notes that the touch screens are becoming increasingly popular, and that computer systems that use touch screens have been used in many settings, including retail, commercial, office, hospitality, education, and game environments, etc.
Apple says It needs improved techniques for implementing different authorization levels or other tasks using touch screens. And it may ultimately involve touchscreen Macs.
Here's Apple's summary of the invention: "A system and method for recognizing a signet and for performing an action associated with the signet, where the signet is a lifeless object. In one embodiment, the method includes generating a touch signal with a signet. , the touch signal representing a particular sign pattern, recognizing the particular signet pattern and performing an action associated with the particular signet pattern. "
Of course, Apple files have ̵