Display screen and control method thereof

Abstract

The invention belongs to the field of display screens, and particularly relates to a display screen which comprises an external interface used for an external terminal to be powered and controlled by the external terminal, or used for an external power supply to be powered by the external power supply; at least one extended function component; the screen is used for displaying images and colors; the main control chip is used for running an APP, the external interface, the at least one extended function part and the screen are all connected with the main control chip, and the main control chip controls the at least one extended function part and the screen. In the invention, firstly, the display screen is directly used as a display device of a terminal connected with the display screen, and can also directly run an APP to be used as an independent functional device, so that the display screen is rich in function and can better meet the requirements of a user; and secondly, the display screen can simultaneously carry out power supply and image transmission through one external interface, so that the display screen is more convenient to use.

Description

Technical Field

[0001] The invention belongs to the field of display screens, and in particular relates to a display screen and a control method thereof. Background Art

[0002] A computer display screen is a device used in conjunction with a computer host to display images and colors. The current computer display screen has a single function and cannot meet the user's more usage needs; for example, a computer display screen disclosed in a prior patent (application number CN201822075782.1) includes a fixed frame, an auxiliary plate, a sealing rubber plate, a support plate, a plate groove, a plate groove ring, a fixed rubber pad, a fixed rod and a placement hole, the support plate is respectively located at the upper and lower ends of the fixed frame, and the support plate is integrated with the fixed frame, and one side edge of the support plate is kept parallel and aligned, the middle end of the support plate is provided with a plate groove, and the plate groove is a "straight" end face, the plate groove ring is fixedly set at the inner middle end of the plate groove, and the inner middle end of the plate groove ring is provided with a fixed rubber pad, and the fixed rubber pad and the plate groove ring are fixedly set; in this computer display screen, it can only be used as a display device for the computer body, has a single function, and cannot better meet the needs of users. Summary of the invention

[0003] In order to solve the above problems, an object of the present invention is to provide a display screen which can be used as a display device of an external terminal device and can also be used as a separate functional device.

[0004] Another object of the present invention is to provide a display screen control method, which can control the display screen to be used as a display device of an external terminal device, and can also control the display screen to be used as a separate functional device.

[0005] In order to achieve the above object, the technical solution of the present invention is.

[0006] A display screen, characterized by comprising:

[0007] An external interface for an external terminal to be powered and controlled by an external terminal, or for an external power supply to be powered by an external power supply;

[0008] at least one extended functional component;

[0009] screens for displaying images and colors;

[0010] A main control chip is used to run the APP, the external interface, at least one extended functional component, and the screen are all connected to the main control chip, and the main control chip controls the at least one extended functional component and the screen.

[0011] In this display screen, firstly, the display screen directly serves as a display device of the terminal connected to it, and can also directly run the APP to be used as a separate functional device. It is rich in functions and can better meet the needs of users; secondly, the display screen can be powered and transmit images at the same time through an external interface, which is more convenient to use.

[0012] Furthermore, the display screen also includes a USB HUB expansion chip and multiple USB expansion interfaces, the external interface is connected to the USB HUB expansion chip, the USB HUB expansion chip is connected to multiple USB expansion interfaces, and at least one of the USB expansion interfaces is connected to the main control chip.

[0013] Furthermore, the extended functional components include one or more of an air quality sensor, an ambient light sensor, a microphone, and a memory.

[0014] Furthermore, a plurality of APPs are running on the main control chip.

[0015] Furthermore, multiple APPs include:

[0016] Electronic photo album APP for reading photos;

[0017] Hardware monitoring APP for reading external interfaces and multiple USB expansion interfaces;

[0018] Schedule management APP for reading log management parameters;

[0019] Air quality app for reading air quality.

[0020] Furthermore, the display screen also includes a wireless module for wirelessly connecting to a terminal, and the wireless module is connected to the main control chip. Based on the wireless module, an external terminal can be remotely connected to the display screen for remote control.

[0021] Furthermore, the external interface is a USB TYPE C interface.

[0022] Furthermore, the USB HUB expansion chip model is GL852G-OHY60.

[0023] Furthermore, the main control chip is a D21x series chip.

[0024] A display screen control method, characterized in that the control method comprises the following steps:

[0025] Step 1: Initialize the display screen;

[0026] Step 2: Determine whether there is a video signal upstream, if yes, go to step 3, if not, go to step 4;

[0027] Step 3: Enter the secondary screen mode to display the terminal content;

[0028] Step 4: Enter APP mode, select and run the APP.

[0029] In this display screen control method, the display screen can enter the secondary screen mode to directly serve as a display device for the terminal connected to it; it can also enter the APP mode to directly run the APP to use it as a separate functional device. It has rich functions and can better meet the needs of users.

[0030] In the present invention, the beneficial effects of the present invention are: first, the display screen is directly used as a display device of the terminal connected to it, and can also directly run the APP to be used as a separate functional device. It is rich in functions and can better meet the needs of users; secondly, the display screen can be powered and transmit images at the same time through an external interface, which is more convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] Figure 1 It is a structural block diagram of the present invention.

[0032] Figure 2 It is a control flow chart of the invention. DETAILED DESCRIPTION

[0033] In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0034] See also Figure 1 , this embodiment provides a display screen, including:

[0035] An external interface for an external terminal to be powered and controlled by an external terminal, or for an external power supply to be powered by an external power supply;

[0036] at least one extended functional component;

[0037] screens for displaying images and colors;

[0038] A main control chip for running the APP, an external interface, at least one extended functional component, and a screen are all connected to the main control chip, and the main control chip controls the at least one extended functional component and the screen.

[0039] In this embodiment, the display screen also includes a USB HUB expansion chip and multiple USB expansion interfaces, the external interface is connected to the USB HUB expansion chip, the USB HUB expansion chip is connected to multiple USB expansion interfaces, and at least one USB expansion interface is connected to the main control chip. Figure 1 There are four USB expansion interfaces, namely USB Port0 to USB Port3 in the figure.

[0040] In this embodiment, the extended functional components include one or more of an air quality sensor, an ambient light sensor, a microphone, and a memory.

[0041] In this embodiment, multiple APPs are running on the main control chip.

[0042] In this embodiment, the multiple APPs include:

[0043] Electronic photo album APP for reading photos;

[0044] Hardware monitoring APP for reading external interfaces and multiple USB expansion interfaces;

[0045] Schedule management APP for reading log management parameters;

[0046] Air quality app for reading air quality.

[0047] In this embodiment, the display screen further includes a wireless module for wirelessly connecting to a terminal, and the wireless module is connected to the main control chip.

[0048] In this embodiment, the external interface is a USB TYPE C interface.

[0049] In this embodiment, the USB HUB expansion chip model is GL852G-OHY60.

[0050] In this embodiment, the main control chip is a D21x series chip. Specifically, in other implementations, the main control chip may also be a chip of other types that can achieve its functions.

[0051] A display screen control method, characterized in that it comprises the following steps:

[0052] Step 1: Initialize the display screen;

[0053] Step 2: Determine whether there is a video signal upstream, if yes, go to step 3, if not, go to step 4;

[0054] Step 3: Enter the secondary screen mode to display the terminal content. In this mode, the screen resolution can reach 1080P60FPS;

[0055] Step 4: Enter APP mode, select and run the APP.

[0056] Specifically, before entering step 1, the external interface is connected to the terminal or power supply, and the display screen displays a boot animation.

[0057] In step 4, the following APPs are included:

[0058] Hardware monitoring app: In addition to displaying the basic status of the display, it can also display the current, voltage, power consumption and other information of external interfaces and multiple USB expansion interfaces

[0059] Terminal Hardware App: supports displaying the hardware status of the terminal connected to it (CPU temperature, GPU temperature, memory usage, etc.);

[0060] Electronic photo album App: Supports being used as an electronic photo frame, which can display photos stored on the display screen;

[0061] Schedule Management App: supports schedule management function, can freely customize and display work plans;

[0062] Software Launcher App: Supports being used as a software launcher to start tasks and software on the terminal;

[0063] Air Quality App: With the extended air quality sensor, it can be used as an air quality detector.

[0064] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A display screen, characterized in that: include: An external interface for an external terminal to be powered and controlled by an external terminal, or for an external power supply to be powered by an external power supply; at least one extended functional component; screens for displaying images and colors; A main control chip is used to run the APP, the external interface, at least one extended functional component, and the screen are all connected to the main control chip, and the main control chip controls the at least one extended functional component and the screen.

2. A display screen according to claim 1, characterized in that: The display screen also includes a USB HUB expansion chip and multiple USB expansion interfaces, the external interface is connected to the USB HUB expansion chip, the USB HUB expansion chip is connected to multiple USB expansion interfaces, and at least one of the USB expansion interfaces is connected to the main control chip.

3. A display screen according to claim 1, characterized in that: The extended functional components include one or more of an air quality sensor, an ambient light sensor, a microphone, and a memory.

4. A display screen according to claim 1, characterized in that: A plurality of APPs are running on the main control chip.

5. A display screen according to claim 4, characterized in that: Multiple APPs include: Electronic photo album APP for reading photos; Hardware monitoring APP for reading external interfaces and multiple USB expansion interfaces; Schedule management APP for reading log management parameters; Air quality app for reading air quality.

6. A display screen according to claim 1, characterized in that: The display screen also includes a wireless module for wirelessly connecting to a terminal, and the wireless module is connected to the main control chip.

7. A display screen according to claim 1, characterized in that: The external interface is a USB TYPE C interface.

8. The display screen according to claim 1, characterized in that: The USB HUB expansion chip model is GL852G-OHY60.

9. The display screen according to claim 1, characterized in that: The main control chip is the D21x series chip.

10. A display screen control method, characterized in that: The control method is run on the display screen of any one of claims 1 to 9, and the control method comprises the following steps: Step 1: Initialize the display screen; Step 2: Determine whether there is a video signal upstream, if yes, go to step 3, if not, go to step 4; Step 3: Enter the secondary screen mode to display the terminal content; Step 4: Enter APP mode, select and run the APP.

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