Touch control method for display, terminal device, and storage medium
AssigneeShenzhen Tcl New Technology Co., Ltd.
InventorKang He
Life of this patent
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Abstract
Disclosed is a touch control method for a display. The method includes: after a reflection signal is received by means of a receiving component of a laser sensor, generating an image according to a laser signal and the reflection signal; acquiring gesture information of a user according to the image; and executing a control operation corresponding to the gesture information. Further disclosed are a terminal device and a computer-readable storage medium.
Claims19
A touch control method for a display, wherein the display is provided with a laser sensor, the laser sensor comprises a scanning component and a receiving component, the scanning component is used to emit laser signal, the receiving component is used to receive reflection signal, a plane on which the laser signal is located is parallel to a display screen of the display, the touch control method for the display comprises:
- after the reflection signal is received by means of the receiving component of the laser sensor, generating an image according to the laser signal and the reflection signal;
- acquiring gesture information of a user according to the image;
- and executing a control operation corresponding to the gesture information;
- wherein the acquiring of the gesture information of the user according to the image comprises:
- acquiring coordinate information of each pixel in the image;
- deleting pixels with coordinate information beyond a preset area in the image to obtain an updated image;
- and
- acquiring the gesture information of the user according to the updated image;
- and
- wherein the touch control method for the display further comprises:
- acquiring size information of the display screen;
- acquiring a center position of the laser sensor, and acquiring a distance from the center position of the laser sensor to a center position of the display screen;
- and
- determining a coordinate range of the preset area according to the center position of the laser sensor, the distance, and the size information of the display screen.
A touch control method for a display, wherein the display is provided with a laser sensor, the laser sensor comprises a scanning component and a receiving component, the scanning component is used to emit laser signal, the receiving component is used to receive reflection signal, a plane on which the laser signal is located is parallel to a display screen of the display, the touch control method for the display comprises:
- after the reflection signal is received by means of the receiving component of the laser sensor, generating an image according to the laser signal and the reflection signal;
- acquiring gesture information of a user according to the image;
- and executing a control operation corresponding to the gesture information;
- wherein the acquiring of the gesture information of the user according to the image comprises:
- acquiring coordinate information of each pixel in the image;
- deleting pixels with coordinate information beyond a preset area in the image to obtain an updated image;
- and
- acquiring the gesture information of the user according to the updated image;
- and
- wherein the touch control method for the display further comprises:
- detecting coordinates of a plurality of preset positions of the display by means of the laser sensor;
- and
- determining a coordinate range of the preset area according to the coordinates of the plurality of preset positions and a center position of the laser sensor.
A touch control method for a display, wherein the display is provided with a laser sensor, the laser sensor comprises a scanning component and a receiving component, the scanning component is used to emit laser signal, the receiving component is used to receive reflection signal, a plane on which the laser signal is located is parallel to a display screen of the display, the touch control method for the display comprises:
- after the reflection signal is received by means of the receiving component of the laser sensor, generating an image according to the laser signal and the reflection signal;
- acquiring gesture information of a user according to the image;
- and executing a control operation corresponding to the gesture information;
- wherein the acquiring of the gesture information of the user according to the image comprises:
- acquiring coordinate information of each pixel in the image;
- deleting pixels with coordinate information beyond a preset area in the image to obtain an updated image;
- and
- acquiring the gesture information of the user according to the updated image;
- and
- wherein the touch control method for the display further comprises:
- performing grid processing on the preset area, so that a size of a grid is same as a size of the pixel of the display screen, and converting grids in the preset area into pixels.
Dependencies are inferred from the claim text.