Determination of a flexible display
AssigneeInternational Business Machines Corporation
InventorsYing Cao, Jun Su, Yin Xia, Ting Yin
Life of this patent
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Abstract
Embodiments of the present disclosure relate to a method, an electronic device and a computer program for determining bending of a flexible display. The flexible display comprises two parallel capacitive layers and an isolator layer between the two parallel capacitive layers, wherein each capacitive layer comprises multiple capacitive electrodes pairs. The method measures capacitance values of the capacitive electrodes pairs. And then the method determines the bending of the flexible display based on the result of measurement.
Claims18
A computer-implemented method for determining bending of a flexible display screen of an electronic device, wherein the flexible display screen comprises two parallel capacitive layers and an isolator layer between the two parallel capacitive layers, wherein the two parallel capacitive layers include a first capacitive layer and a second capacitive layer, both of which comprise multiple capacitive electrodes pairs, the method comprising:
- measuring capacitance values of a capacitive electrodes pair in a first capacitive layer compared with that of a corresponding capacitive electrodes pair in a second capacitive layer, wherein the corresponding capacitive electrodes pair in the second capacitive layer and the capacitive electrodes pair in the first capacitive layer are aligned relative to a same position on the isolator layer in an unbended state of the electronic device, and measuring capacitance values of individual capacitive electrodes within the capacitive electrodes pair in the first capacitive layer and the corresponding individual capacitive electrodes within the capacitive electrodes pair in the second capacitive layer;
- and
- determining the bending of the flexible display screen based on the:
- measured capacitance values of the capacitive electrodes pair in the first capacitive layer compared with that of the corresponding capacitive electrodes pair in the second capacitive layer;
- and
- measured capacitance values of the individual capacitive electrodes within the capacitive electrodes pair in the first capacitive layer compared with that of the corresponding individual capacitive electrodes within the capacitive electrodes pair in the second capacitive layer.
An electronic device, comprising a flexible display screen, wherein the flexible display screen comprises:
- two parallel capacitive layers, including a first capacitive layer and a second capacitive layer, both of which comprise multiple capacitive electrodes pairs, and an isolator layer between the two parallel capacitive layers, and wherein capacitance values of a capacitive electrodes pair in a first capacitive layer are compared with that of a corresponding capacitive electrodes pair in a second capacitive layer, wherein the corresponding capacitive electrodes pair in the second capacitive layer and the capacitive electrodes pair in the first capacitive layer are aligned relative to a same position on the isolator layer in an unbended state of the electronic device, and wherein capacitance values of individual capacitive electrodes within the capacitive electrodes pair in the first capacitive layer are compared with that of the corresponding individual capacitive electrodes within the capacitive electrodes pair in the second capacitive layer, wherein bending of the flexible display screen is determined based on the:
- compared capacitance values of the capacitive electrodes pair in the first capacitive layer with that of the corresponding capacitive electrodes pair in the second capacitive layer;
- and
- compared capacitance values of the individual capacitive electrodes within the capacitive electrodes pair in the first capacitive layer with that of the corresponding individual capacitive electrodes within the capacitive electrodes pair in the second capacitive layer.
A computer program product for determining bending of a flexible display screen of an electronic device, wherein the flexible display screen comprises two parallel capacitive layers and an isolator layer between the two parallel capacitive layers, wherein the two parallel capacitive layers include a first capacitive layer and a second capacitive layer, both of which comprise multiple capacitive electrodes pairs, the computer program product comprising a computer readable storage medium having program instructions embodied therewith, the program instructions being executable by a computer to cause the computer to:
- measure capacitance values of a capacitive electrodes pair in a first capacitive layer compared with that of a corresponding capacitive electrodes pair in a second capacitive layer, wherein the corresponding capacitive electrodes pair in the second capacitive layer and the capacitive electrodes pair in the first capacitive layer are aligned relative to a same position on the isolator layer in an unbended state of the electronic device, and measuring capacitance values of individual capacitive electrodes within the capacitive electrodes pair in the first capacitive layer and the corresponding individual capacitive electrodes within the capacitive electrodes pair in the second capacitive layer;
- and
- determine the bending of the flexible display screen based on the:
- measured capacitance values of the capacitive electrodes pair in the first capacitive layer compared with that of the corresponding capacitive electrodes pair in the second capacitive layer;
- and
- measured capacitance values of the individual capacitive electrodes within the capacitive electrodes pair in the first capacitive layer compared with that of the corresponding individual capacitive electrodes within the capacitive electrodes pair in the second capacitive layer.
Dependencies are inferred from the claim text.