Touch control structure and test method thereof, touch screen, and display apparatus

2016 
The invention discloses a touch control structure and a test method thereof, a touch screen, and a display apparatus. In the touch control structure, taking touch control driving electrodes as an example, multiple mutually insulated third lead wires in one-to-one correspondence to the touch control driving electrodes are additionally arranged, one end of each third lead wire is electrically connected with the corresponding touch control driving electrode, and the other end is used as a test point for testing whether a circuit break exists between the corresponding touch control driving electrode and a corresponding first lead wire, such that when a circuit break test is performed on each touch control driving electrode and the corresponding first lead wire, two probes can be respectively arranged at the test point in the corresponding third lead wire and a first wiring terminal in a binding area; and since the probes do not have to be electrically connected with the touch control electrodes, especially for a structure of forming a closed loop through the touch control electrodes and the lead wires and leading the lead wires out from one ends of the touch control electrodes, even if an insulation layer covers the touch control electrodes, the circuit break test can also be carried out.
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