INTERACTION METHOD FOR EXTERNAL OBJECT AND TOUCH DISPLAY DEVICE, TOUCH PROCESSOR, TOUCH DISPLAY DEVICE, AND TOUCH SYSTEM

An interaction method for an external object and a touch display device, which comprises: one image refresh cycle of a touch display device comprises a plurality of display driving time segments and a plurality of non-display driving time segments, the display driving time segments and the non-display driving time segments alternating with each other, and the plurality of non-display driving time segments comprising a plurality of first touch time segments and a plurality of second touch time segments, each first touch time segment or each second touch time segment respectively being one non-display driving time segment, wherein one image refresh cycle comprises at least two second touch time segments located between at least two first touch time segments (S410); and an external object comprises an active object or a passive object, the touch display device receives a communication signal from the active object, senses a touch signal of the passive object via a touch sensor during a plurality of first touch t