Capacitive touch screen single-touch and multi-touch comparison

There are two kinds of capacitive touch screen touch methods: single-touch and multi-touch, in which the capacitive touch screen can only recognize and support the touch and click of one finger at a time. If there are more than two touch screens at the same time, When the point is touched, the correct response cannot be made. The capacitive touch screen multi-touch technology can decompose the task into two tasks. One is to collect multiple signals at the same time, and the other is to judge the meaning of each signal. , which is called gesture recognition, to achieve the screen recognition of the person's five fingers at the same time.