| 摘要 |
A driving circuit capable of enabling a display structure to provide a touch function, including: a first multiplexing interface for coupling with multiple gate driving lines; a second multiplexing interface for coupling with at least one storage capacitor driving line; a third multiplexing interface for coupling with multiple source driving lines; a fourth multiplexing interface for coupling with multiple transparent electrodes; and a control unit for driving the gate driving lines via the first multiplexing interface to form a capacitive network on a TFT display structure, and performing a capacitive touch detection procedure on the capacitive network via an interface selected from a group consisting of the second multiplexing interface, the third multiplexing interface, the fourth multiplexing interface, and any combination thereof. |
| 主权项 |
1. A driving circuit (200) capable of enabling a display structure to provide a touch function, the driving circuit comprising:
a first multiplexing interface (201) for coupling with a plurality of gate signal lines (G); a second multiplexing interface (202) for coupling with a plurality of source signal lines (S); a third multiplexing interface (203) for coupling with a plurality of transparent electrode signal lines (ITO); and a control unit (205) for driving said gate signal lines (G) via said first multiplexing interface (201) to form a capacitive network on a TFT display structure (210), said capacitive network including a plurality of pixel electrodes (2105) and a plurality of transparent electrodes (2103), wherein said transparent electrode (2103) is above a display material (2104) and said pixel electrodes (2105) is below said display material (2104), and performing a capacitive touch detection procedure on said capacitive network via said second multiplexing interface (202), or via both said second multiplexing interface (202) and said third multiplexing interface (203); said TFT display structure (210) comprising a gate driving lines connection port, a source driving lines connection port, a transparent electrodes connection port, and a storage capacitor driving lines connection port for communicating with said driving circuit (200); a fourth multiplexing interface (204) for coupling with at least one storage capacitor signal line (CS), and said control unit (205) further uses said fourth multiplexing interface (204) to execute said capacitive touch detection procedure; said first multiplexing interface (201) implemented by a first switch circuit, said second multiplexing interface (202) implemented by a second switch circuit, said third multiplexing interface (203) implemented by a third switch circuit, and said fourth multiplexing interface (204) implemented by a fourth switch circuit; and said TFT display structure (210) comprising a thin film transistor, said thin film transistor comprising a source coupled to one of said plurality of source signal lines (S), a gate coupled to one of said gate signal lines (G), and a drain coupled to a storage capacitor and one of said pixel electrodes (2105). |
