Touch array substrate, touch positioning method and display panel

A touch array substrate, comprising a timing controller;

• wherein the timing controller is provided with a plurality of clock output terminals and a plurality of reception and detection terminals;
• each clock output terminal is configured to output a clock signal, and each reception and detection terminal is configured to detect a signal potential of a connected receiving line;
• the touch array substrate comprises:
• a plurality of receiving lines, a plurality of transmitting lines and a transmitting driven unit;
• wherein each receiving line is connected to the reception and detection terminal of the timing controller;
• each transmitting line is configured to be with the plurality of receiving lines to form a plurality of corresponding touch capacitors;
• and
• a plurality of clock input terminals of the transmitting driven unit are connected to the plurality of clock output terminals of the timing controller one-by-one;
• a plurality of output terminals of the transmitting driven unit are connected to input terminals of the plurality of the transmitting lines one-by-one;
• and
• the transmitting driven unit is configured to sequentially output transmitting driven signals to the plurality of transmitting lines according to a plurality of received clock signals, to drive the plurality of transmitting lines to work sequentially.