Touch substrate and touch device
First Claim
1. A touch substrate, comprising a base substrate, a thin film transistor, and common electrode layer and a pixel electrode layer that are transparent, the thin film transistor, the common electrode layer and the pixel electrode layer being on the base substrate, wherein, the common electrode layer includes a common electrode and a touch driving electrode that extend along a first direction, and an insulating medium is provided between the common electrode and the touch driving electrode;
- on the base substrate, there is further provided a plurality of touch sensing electrodes that are disposed in a layer different from the touch driving electrode and extend along a second direction, the common electrode does not further serve as the touch driving electrode, and the plurality of touch sensing electrodes covers a gap region between the common electrode and the touch driving electrode;
within a period of displaying a frame of image, the touch driving electrode transmits a common electrode signal and a touch scanning signal in a time-division mode;
there is no overlapped region between the touch driving electrode and each of the plurality of touch sensing electrodes; and
the common electrode layer, the pixel electrode layer and the plurality of touch sensing electrodes are sequentially disposed on the base substrate, and the common electrode layer is closer to the base substrate compared with the pixel electrode layer and the plurality of touch sensing electrodes.
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Abstract
A touch substrate and a touch device are provided. The touch substrate includes a thin film transistor, and a common electrode layer and a pixel electrode layer that are transparent. The common electrode layer includes a common electrode and a touch driving electrode that extend along a first direction, and an insulating medium is provided between the common electrode and the touch driving electrode. On the touch substrate, there is further provided a touch sensing electrode that is disposed in a layer different from the touch driving electrode and extends along a second direction, and the touch sensing electrode covers a gap region between the common electrode and the touch driving electrode. Within a period of displaying a frame of image, the touch driving electrode transmits a common electrode signal and a touch scanning signal in a time-division mode.
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Citations
19 Claims
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1. A touch substrate, comprising a base substrate, a thin film transistor, and common electrode layer and a pixel electrode layer that are transparent, the thin film transistor, the common electrode layer and the pixel electrode layer being on the base substrate, wherein, the common electrode layer includes a common electrode and a touch driving electrode that extend along a first direction, and an insulating medium is provided between the common electrode and the touch driving electrode;
- on the base substrate, there is further provided a plurality of touch sensing electrodes that are disposed in a layer different from the touch driving electrode and extend along a second direction, the common electrode does not further serve as the touch driving electrode, and the plurality of touch sensing electrodes covers a gap region between the common electrode and the touch driving electrode;
within a period of displaying a frame of image, the touch driving electrode transmits a common electrode signal and a touch scanning signal in a time-division mode;
there is no overlapped region between the touch driving electrode and each of the plurality of touch sensing electrodes; and
the common electrode layer, the pixel electrode layer and the plurality of touch sensing electrodes are sequentially disposed on the base substrate, and the common electrode layer is closer to the base substrate compared with the pixel electrode layer and the plurality of touch sensing electrodes. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19)
- on the base substrate, there is further provided a plurality of touch sensing electrodes that are disposed in a layer different from the touch driving electrode and extend along a second direction, the common electrode does not further serve as the touch driving electrode, and the plurality of touch sensing electrodes covers a gap region between the common electrode and the touch driving electrode;
Specification