Touch display panel and display device
A touch display panel and touch display technology, which is applied in the directions of instruments, computing, and electrical digital data processing, etc., can solve problems such as increased bonding pads, large yield loss, and enlarged bonding pin area. Achieve the effects of reducing the number of bonding processes, realizing narrower edges, and improving yield
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Embodiment 1
[0042] The first aspect of the embodiments of the present application provides a touch display panel 1 .
[0043] Such as figure 1 As shown, the touch display panel 1 includes:
[0044] The touch display area 100, the touch display area is provided with a display module 110 and a touch module 120 arranged in the display module 110;
[0045] Non-display area 200, non-display area 200 is provided with a plurality of pads 210 and a plurality of time-sharing output circuits 220 for bonding connection chip-on-chip 240, the first end of each time-division output circuit 220 is connected to the corresponding pad 210 are electrically connected, the second end of each time-sharing output circuit 220 is connected to the corresponding signal end of the display module 110, and the third end of each time-sharing output circuit 220 is connected to the corresponding signal end of the touch module 120;
[0046] The pad 210 is used for transmitting display signals, touch signals, display sca...
Embodiment 2
[0069] Such as Figure 4 As shown, optionally, the time-division output circuit 220 includes a first switch circuit 221 and a second switch circuit 222;
[0070] The first end of the first switch circuit 221 is used to connect the pad 210, the second end of the first switch circuit 221 is connected to the first end of the second switch circuit 222 and is used to connect the display signal end of the display module 110, and the second The second end of the switch circuit 222 is used to connect the touch signal end of the touch module 120;
[0071] The controlled end of the first switch circuit 221 is used to input the display scan signal, and is kept normally on;
[0072] The controlled terminal of the second switch circuit 222 is used for inputting the touch scanning signal, and is turned off during the display time T1 in one frame, and turned on during the touch time T2 in one frame.
[0073] In this embodiment, several pads 210 among the multiple pads 210 are used to conne...
Embodiment 3
[0078] Such as Image 6 As shown, optionally, the time-division output circuit 220 includes a first switch circuit 221 and a second switch circuit 222;
[0079] The first terminal of the first switch circuit 221 is used to connect the touch signal terminal of the touch module 120 , the second terminal of the first switch circuit 221 is connected to the first terminal of the second switch circuit 222 and used to connect the pad 210 , The second end of the second switch circuit 222 is used to connect to the display signal end of the display module 110;
[0080] The controlled terminal of the first switch circuit 221 is used for inputting the touch scanning signal and is turned off during the display time T1 in one frame, and turned on during the touch time T2 in one frame;
[0081] The controlled end of the second switch circuit 222 is used to input the display scanning signal and is turned on during the display time T1 in one frame, and turned off during the touch time T2 in o...
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