Patent ID: 9189880
Filing Date: 2015-11-17
Classification: G06F,G06T,H04N

Abstract:
1. A touch screen controller for an electronic system, said electronic system comprising said touch screen controller, a host processing system physically distinct from said touch screen controller, a display screen, and a proximity sensor element, said touch screen controller comprising: proximity sensor control circuitry implemented by said touch screen controller and configured to operate said proximity sensor element to sense input objects in a sensing region of said electronic system; a rendering module implemented by said touch screen controller and configured to render three-dimensional object representations for display on said display screen, wherein said representations are rendered independently from a rendering of a primary image processed by said host processing system; and display refresh circuitry implemented by said touch screen controller and configured to update said display screen said primary image processed by said host processing system and with said three-dimensional object representation rendered by said rendering module.