Electroluminescent device, touch panel, and touch display device
AssigneeBoe Technology Group Co., Ltd.
InventorsXinbin Han, Hui Zhao
Life of this patent
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Abstract
The present disclosure relates to an electroluminescent device, a touch panel and a touch display device. The electroluminescent device includes: an array substrate, a first electrode layer, an electroluminescent layer and a second electrode layer. The electroluminescent device further includes a force sensing layer electrically coupled to the first electrode layer and the second electrode layer; wherein the force sensing layer is a strain resistance material layer which outputs a voltage signal under driving of a power supply voltage provided by the first and second electrode layers.
Claims18
An electroluminescent device, comprising an array substrate, an anode layer, an electroluminescent layer and a cathode layer which are stacked;
- wherein the anode layer is applied with an anode layer voltage, the cathode layer is applied with a cathode layer voltage, and the electroluminescent layer emits light under driving of the anode layer voltage and the cathode layer voltage from the anode layer and the cathode layer, respectively;
- wherein the electroluminescent device further comprises:
- a force sensing layer electrically coupled to the anode layer and the cathode layer;
- wherein the force sensing layer is a strain resistance material layer which outputs a voltage signal under driving of the anode layer voltage and the cathode layer voltage provided by the anode layer and the cathode layer, respectively;
- wherein:
- the force sensing layer is disposed between the anode layer and the electroluminescent layer;
- or
- the force sensing layer is disposed between the electroluminescent layer and the cathode layer.
A touch display panel, comprising an electroluminescent device;
- wherein the electroluminescent device comprises an array substrate, an anode layer, an electroluminescent layer and a cathode layer;
- wherein the anode layer is applied with an anode layer voltage, the cathode layer is applied with a cathode layer voltage, and the electroluminescent layer emits light under driving of the anode layer voltage and the cathode layer voltage from the anode layer and the cathode layer, respectively;
- wherein the electroluminescent device further comprises:
- a force sensing layer electrically coupled to the anode layer and the cathode layer;
- wherein the force sensing layer is a strain resistance material layer which outputs a voltage signal under driving of the anode layer voltage and the cathode layer voltage provided by the anode layer and the cathode layer, respectively;
- wherein:
- the force sensing layer is disposed between the anode layer and the electroluminescent layer;
- or
- the force sensing layer is disposed between the electroluminescent layer and the cathode layer.
Dependencies are inferred from the claim text.