Patent ID: 9268478
Filing Date: 2016-02-23
CPC Classification: G06F

Claim Text:
1. A touch screen system deployed onboard an aircraft including a first commanded aircraft system requiring high integrity input commands and a second commanded aircraft system not requiring high integrity input commands, the touch screen system comprising: a display screen configured to present information to an operator; a sensor array arranged proximate the display screen, the sensor array configured to detect a touch by the operator on the display screen and to generate a set of touch position coordinates corresponding to a location of the touch on the display screen; and a processor operatively coupled to the display screen and configured to generate thereon at least one high integrity touch target image and a plurality of non-high integrity touch target images, the at least one high integrity touch target image utilized in the control of at least one function of the first commanded aircraft system and the plurality of non-high integrity touch target images utilized in the control of at least one function of the second commanded aircraft system; wherein the processor is further configured to command the display screen to display the touch target images such that each high integrity touch target image has a unique X-coordinate that is not shared by any other touch target image and a unique Y-coordinate that is not shared by any other touch target image, while at least two of the plurality of non-high priority touch target images share at least one of an X-coordinate and a Y-coordinate, as displayed on the display screen.