Patent ID: 9122339
Filing Date: 2015-09-01
Classification: G06F,G09G

Abstract:
1. A touch display circuit comprising a touch unit and a display unit; wherein the touch unit comprises a first switch transistor, a second switch transistor, a first capacitor, a touch electrode, an amplifying transistor, a first scan line, and a second scan line; a source of the first switch transistor is connected with a data line, and a gate of the first switch transistor is connected with a first signal control line; a first terminal of the touch electrode is connected with a drain of the first switch transistor; a gate of the amplifying transistor is connected with a second terminal of the touch electrode, and a source of the amplifying transistor is connected with a second scan line; a gate of the second switch transistor is connected with the second scan line, a source of the second switch transistor is connected with a drain of the amplifying transistor, and a drain of the second switch transistor is connected with a signal acquiring line; a first electrode of the first capacitor is connected with the second scan line, and a second electrode of the first capacitor is connected with a third terminal of the touch electrode; the display unit comprises a light-emitting module, a second capacitor, a driving transistor, a third switch transistor, a fourth switch transistor, a fifth switch transistor and a sixth switch transistor; a gate of the third switch transistor is connected with a second signal control line, a source of the third switch transistor is connected with a first level terminal, and a drain of the third switch transistor is connected with a first electrode of the second capacitor; a gate of the fourth switch transistor is connected with the first scan line or the second scan line; a source of the fourth switch transistor is connected with a low level terminal; and a drain of the fourth switch transistor is connected with a second electrode of the second capacitor; a gate of the fifth switch transistor is connected with the second scan line, and a source of the fifth switch transistor is connected with the second electrode of the second capacitor; a gate of the sixth switch transistor is connected with the second scan line, a source of the sixth switch transistor is connected with the data line, and a drain of the sixth switch transistor is connected with a drain of the fifth switch transistor; a gate of the driving transistor is connected with the drain of the sixth switch transistor, and a source of the driving transistor is connected with the first electrode of the second capacitor; the light-emitting module is connected with the second scan line, a drain of the driving transistor and a second level terminal, and the light-emitting module is controlled by the first scan line or the second scan line, the drain of the driving transistor and the second level terminal to emit light.