Main and auxiliary screen communication method, main chip, educational all-in-one computer and storage medium
By obtaining the touch data of the secondary screen in the education all-in-one machine and processing it in parallel, the problem of lag in communication between the main screen and the secondary screen is solved, and data processing efficiency and user experience are improved.
Patent Information
- Application Number
- PCT/CN2023/137315
- Authority / Receiving Office
- WO · WO
- Patent Type
- Applications
- Current Assignee / Owner
- Priority Date
- 2023-08-14
- Filing Date
- 2023-12-08
- Publication Date
- 2025-02-20
AI Technical Summary
Existing educational all-in-one computers are prone to lag or poor operation when communicating between the main screen and the secondary screen, which affects the user experience.
By obtaining the touch data of the secondary screen, generating the target coordinate information, matching the display information, determining the target display information, transmitting it to the main screen, and refreshing the display interface of the secondary screen based on the target coordinate information to realize the main screen and the secondary screen and the secondary screen. Parallel data processing of screens.
It improves the data processing efficiency of the whole computer of the education all-in-one machine, and achieves a smoother interactive experience between the home screen and the sub screen, thereby improving the user's experience of using the education all-in-one machine.
Smart Images

Figure CN2023137315_20022025_PF_FP_ABST
Abstract
Description
A main-screen and auxiliary-screen communication method, main chip, all-in-one educational machine, and storage medium Technical Field
[0001] The present application relates to the technical field of educational all-in-one machines, and in particular to a main-screen and sub-screen communication method, a main chip, an educational all-in-one machine, and a storage medium. Background Art
[0002] With the popularity of all-in-one educational computers, users are increasingly concerned about the user experience. However, current all-in-one educational computers are prone to lag or unsmooth operation when the main screen communicates with the secondary screen, which affects the user experience.
[0003] Summary of the Invention
[0004] The present application provides a method for communicating between a main screen and a secondary screen, a main chip, an all-in-one educational device, and a storage medium to solve the problems existing in related technologies. The technical solution is as follows:
[0005] In a first aspect, an embodiment of the present application provides a main-screen and secondary-screen communication method, which is applied to an all-in-one educational machine. The method includes:
[0006] Get the touch data of the secondary screen;
[0007] generating target coordinate information according to the touch data;
[0008] Matching the target coordinate information with display information, determining target display information, and transmitting the target display information to the main screen, where the target display information is used to control the main screen to perform display processing;
[0009] Refresh the display interface of the secondary screen according to the target coordinate information.
[0010] In one embodiment, the method further comprises:
[0011] The target coordinate information is matched with the display information, and after the target display information is determined, the display interface of the secondary screen is refreshed according to the target coordinate information.
[0012] In one embodiment, matching the target coordinate information with display information to determine the target display information includes:
[0013] When the educational all-in-one machine is selected for dual-screen display, obtaining a matching relationship between preset coordinate information and the display information;
[0014] The target display information is determined according to the matching relationship and the target coordinate information.
[0015] In one embodiment, transmitting the target display information to the main screen includes:
[0016] According to the target display information, calling the data line port of the secondary screen to communicate with the main screen;
[0017] The target display information is transmitted to the main screen through the data line port.
[0018] In one embodiment, the target display information is color information, brightness information or volume information.
[0019] In one embodiment, when the current display mode is the whiteboard mode, the target display information is color information;
[0020] When the current display mode is the multimedia mode, the target display information is brightness information or volume information.
[0021] In the second aspect, an embodiment of the present application also provides a main chip, which is applied to an all-in-one educational machine. The main chip includes a processor, which is used to call and run instructions stored in a memory, so that a communication device equipped with the main chip can implement a method in any of the above-mentioned embodiments.
[0022] In a third aspect, an embodiment of the present application further provides a main chip for use in an all-in-one educational machine, wherein the main chip includes a memory and a processor, wherein instructions are stored in the memory, and the instructions are loaded and executed by the processor to implement a method in any one of the above-mentioned embodiments.
[0023] In a fourth aspect, the embodiment of the present application further provides an all-in-one educational machine, comprising: a main screen and a secondary screen, wherein the secondary screen comprises a main chip and a display processing module; wherein,
[0024] The main chip is used to obtain touch data of the secondary screen; generate target coordinate information based on the touch data; match the target coordinate information with display information, determine target display information, and transmit the target display information to the main screen, where the target display information is used to control the main screen to perform display processing;
[0025] The display processing module is used to refresh the display interface of the secondary screen according to the target coordinate information;
[0026] The main screen is used to perform display processing according to the target display information.
[0027] In one embodiment, the display processing module is further configured to:
[0028] After the main chip matches the target coordinate information with the display information and determines the target display information, the display interface of the secondary screen is refreshed according to the target coordinate information.
[0029] In one embodiment, the main chip is specifically used for:
[0030] When the educational all-in-one machine is selected for dual-screen display, obtaining a matching relationship between preset coordinate information and the display information;
[0031] The target display information is determined according to the matching relationship and the target coordinate information.
[0032] In one embodiment, the main chip is specifically used for:
[0033] According to the target display information, calling the data line port of the secondary screen to communicate with the main screen;
[0034] The target display information is transmitted to the main screen through the data line port.
[0035] In one embodiment, the target display information is color information, brightness information or volume information.
[0036] In one embodiment, when the current display mode is the whiteboard mode, the target display information is color information;
[0037] When the current display mode is the multimedia mode, the target display information is brightness information or volume information.
[0038] In a fifth aspect, an embodiment of the present application further provides a computer-readable storage medium, in which a computer program is stored. When the computer program is executed by a computer, the method in any one of the above-mentioned embodiments is implemented.
[0039] The advantages or beneficial effects of the above technical solution include at least:
[0040] Compared to the existing technology, this application obtains touch data from the secondary screen; generates target coordinate information based on the touch data; matches the target coordinate information with the display information, determines the target display information, and transmits the target display information to the main screen. The target display information is used to control the main screen for display processing; and refreshes the display interface of the secondary screen based on the target coordinate information. By processing the coordinate information of the secondary screen in parallel with the processing of the display information of the main screen, this application can improve the data processing efficiency of the entire educational all-in-one machine, help achieve a smoother interactive experience between the main screen and the secondary screen, and thus enhance the user experience of using the educational all-in-one machine.
[0041] The above summary is for illustrative purposes only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments and features described above, further aspects, embodiments and features of the present application will be readily apparent by reference to the accompanying drawings and the following detailed description. BRIEF DESCRIPTION OF THE DRAWINGS
[0042] In the accompanying drawings, unless otherwise specified, the same reference numerals throughout the multiple drawings represent the same or similar components or elements. These drawings are not necessarily drawn to scale. It should be understood that these drawings only depict some embodiments disclosed in this application and should not be construed as limiting the scope of this application.
[0043] FIG1 is a schematic diagram of a display interface of an educational all-in-one machine in the prior art;
[0044] FIG2 is a flow chart of a method for communication between a main screen and a secondary screen in the related art;
[0045] FIG3 is a flow chart of a method for communication between a main screen and a secondary screen provided in an embodiment of the present application;
[0046] FIG4 is a structural block diagram of an all-in-one educational machine provided in an embodiment of the present application;
[0047] FIG5 is a structural block diagram of a main chip provided in an embodiment of the present application. DETAILED DESCRIPTION
[0048] Hereinafter, only certain exemplary embodiments are briefly described. As will be appreciated by those skilled in the art, the described embodiments may be modified in various ways without departing from the spirit or scope of the present application. Therefore, the drawings and description are to be regarded as illustrative in nature and not restrictive.
[0049] Currently, on all-in-one educational devices, a secondary screen typically displays commonly used functions, allowing for quick and easy selection without occupying the main screen. For example, to provide a better user experience, as shown in Figure 1, the primary and secondary screens communicate via USB. The secondary screen can directly display the electronic whiteboard's secondary toolbar, allowing users to directly select desired content, such as the stylus's writing color.
[0050] In the related art, as shown in FIG1-2, taking an electronic whiteboard as an example, a communication method between a main screen and a secondary screen of an all-in-one educational device includes the following process:
[0051] S110. The touch screen of the secondary screen generates touch data according to the user's touch operation.
[0052] In a specific implementation, the user can perform a corresponding touch operation on the touch screen of the secondary screen, and the touch screen can generate corresponding touch data based on the corresponding touch operation.
[0053] For example, as shown in Figure 1, the touch screen can display a secondary toolbar of a whiteboard. When a user clicks a color selection item of the secondary toolbar with a finger or a touch pen, the touch screen can generate corresponding touch data according to the click operation.
[0054] S120, the touch screen transmits the touch data to the main chip of the secondary screen through UART (Universal Asynchronous Receiver / Transmitter).
[0055] S130 : The main chip analyzes the touch data according to the touch data processing function to obtain coordinate information.
[0056] S140: The main chip reports the coordinate information to the display processing module of the secondary screen.
[0057] S150. The display processing module matches the coordinate information with the interface control of the secondary screen according to the display function to determine the selected color information, refreshes the display interface of the secondary screen according to the selected color information, and marks the selected color information.
[0058] S160: The main chip sends the selected color information to the main screen for display processing by calling the USB communication function.
[0059] To maintain a consistent operating experience between the main and secondary screens, data synchronization is required. However, in the aforementioned main-secondary screen communication method, the selected color data is transmitted to the main screen after refreshing the secondary screen's display interface. In this case, if the secondary screen performs too many data processing steps, data synchronization delays will occur, which will cause lag or choppy operation, affecting the user experience of the educational all-in-one machine.
[0060] FIG3 shows a flow chart of a main-secondary screen communication method according to an embodiment of the present application. The main-secondary screen communication method can be applied to an all-in-one educational machine that can perform dual-screen display of a main screen and a secondary screen. The main-secondary screen communication method can be executed by a main chip or processor in the secondary screen, and this embodiment does not limit this. As shown in FIG3 , the main-secondary screen communication may include the following steps:
[0061] S210: Acquire touch data of the secondary screen.
[0062] In one implementation, the touch data may be generated using an existing method, or using a method that is the same as or similar to the above step S110 , which will not be described in detail in this embodiment.
[0063] S220: Generate target coordinate information according to the touch data.
[0064] In one implementation, step S220 may be performed in an existing manner, or in a manner that is the same as or similar to the above-mentioned step S130, and will not be described in detail in this embodiment.
[0065] It should be understood that in this embodiment, the target coordinate information refers to the coordinate information of the corresponding interface controls of the secondary screen, such as the coordinate information of the color selection items of the electronic whiteboard, the coordinate information of the progress bar of the interface display brightness, the coordinate information of the volume bar of the multimedia, and so on.
[0066] S230 , matching the target coordinate information with the display information, determining the target display information, and transmitting the target display information to the main screen.
[0067] In one embodiment, the target display information is used to control the main screen to perform display processing, wherein the target display information may be color information, brightness information, volume information, etc.
[0068] For example, when the current display mode is the whiteboard mode, the target display information is color information; when the current display mode is the multimedia mode, the target display information is brightness information or volume information.
[0069] In one embodiment, the matching relationship between the corresponding coordinate information and the display information may be preset. For example, the matching relationship between the coordinate information and the color information of the color selection item of the electronic whiteboard may be preset.
[0070] In this embodiment, by presetting the matching relationship between the corresponding coordinate information and the display information, it is convenient to subsequently determine the display information matching the corresponding coordinate information based on the matching relationship, which can improve the data processing efficiency of the secondary screen to a certain extent.
[0071] In one embodiment, when the all-in-one educational device is selected for dual-screen display, a matching relationship between preset coordinate information and display information can be obtained. For example, this matching relationship can be obtained when the secondary screen is initialized for display. Subsequently, the target display information can be determined based on this matching relationship and the target coordinate information.
[0072] In the technical solution shown in FIG2 above, the main chip reports the coordinate information to the display processing module of the secondary screen, and then the display processing module of the secondary screen matches the coordinate information with the interface controls of the secondary screen according to the display function to determine the selected color information. Compared with the technical solution shown in FIG2 above, this embodiment determines the target display information based on the matching relationship between the preset coordinate information and the display information and the target coordinate information, which can save corresponding data processing links, such as saving data processing links such as coordinate value reporting, etc., and to a certain extent, it can improve the data processing efficiency of the secondary screen, which helps to achieve a smoother interactive experience between the main screen and the secondary screen.
[0073] In one embodiment, the target display information can be transmitted to the main screen. For example, based on the target display information, the data line port of the secondary screen can be called to communicate with the main screen; the target display information is then transmitted to the main screen via the data line port. Accordingly, after receiving the target display information, the main screen can perform display processing based on the target display information.
[0074] The main screen performs display processing according to the target display information, which can be implemented in an existing manner and will not be described in detail in this embodiment.
[0075] As an example, the data line port can be a USB port. Of course, the data line port can also be other ports that can carry out data communication, and this embodiment does not limit this.
[0076] S240: Refresh the display interface of the secondary screen according to the target coordinate information.
[0077] In specific implementation, step S240 can be performed in an existing manner, or in a manner that is the same as or similar to the above-mentioned step S150, and this embodiment will not be repeated here.
[0078] In one embodiment, step S240 and step S230 are executed in parallel. It can be understood that step S230 and step S240 are executed through two parallel data processing channels.
[0079] In this embodiment, by executing steps S230 and S240 in parallel, rather than refreshing the display interface of the secondary screen first and then transmitting the target color information to the primary screen, that is, executing step S230 later rather than executing step S240 first, the data processing efficiency of the secondary screen can be improved, which helps to achieve a smoother interactive experience between the primary and secondary screens, thereby improving the user experience of using the all-in-one educational device.
[0080] In an applicable scenario provided by this embodiment, a parallel starting node for step S230 and step S240 can be set. For example, the parallel starting node is set to the node for generating the target coordinate information, that is, after the target information is generated, the data processing steps subsequent to step S230 and step S240 are executed in parallel. Alternatively, the parallel starting node is set to the node for determining the target display information, that is, after the target display information is determined, the data processing steps subsequent to step S230 and step S240 are executed in parallel. It can be understood that the target display information is transmitted to the main screen and the display interface of the secondary screen is refreshed according to the target coordinate information.
[0081] It should be understood that this embodiment executes the secondary screen processing coordinate information and the main screen processing display information in parallel to improve the data processing efficiency of the educational all-in-one machine, which helps to achieve a smoother interactive experience between the main screen and the secondary screen, thereby improving the user experience of using the educational all-in-one machine.
[0082] From the above description, it can be seen that compared with the existing technology, this application obtains touch data from the secondary screen; generates target coordinate information based on the touch data; matches the target coordinate information with the display information, determines the target display information, and transmits the target display information to the main screen. The target display information is used to control the main screen to perform display processing; and refreshes the display interface of the secondary screen based on the target coordinate information. This application can improve the data processing efficiency of the entire educational all-in-one machine by processing the coordinate information of the secondary screen in parallel with the processing of the display information of the main screen, which helps to achieve a smoother interactive experience between the main screen and the secondary screen, thereby improving the user experience of using the educational all-in-one machine.
[0083] FIG4 shows a block diagram of the structure of an all-in-one educational machine according to an embodiment of the present invention. As shown in FIG4 , the all-in-one educational machine may include: a secondary screen 310 and a main screen 320, wherein the secondary screen 310 includes a main chip 311 and a display processing module 312;
[0084] The main chip 311 is used to obtain touch data of the secondary screen; generate target coordinate information based on the touch data; match the target coordinate information with the display information, determine the target display information, and transmit the target display information to the main screen. The target display information is used to control the main screen to perform display processing;
[0085] The display processing module 312 is used to refresh the display interface of the secondary screen according to the target coordinate information;
[0086] The main screen 320 is used to perform display processing according to target display information.
[0087] In one embodiment, the display processing module 312 is further configured to:
[0088] After the main chip matches the target coordinate information with the display information and determines the target display information, it refreshes the display interface of the secondary screen according to the target coordinate information.
[0089] In one embodiment, the main chip 311 is specifically used for:
[0090] When the educational all-in-one machine is selected for dual-screen display, obtaining a matching relationship between preset coordinate information and display information;
[0091] The target display information is determined based on the matching relationship and target coordinate information.
[0092] In one embodiment, the main chip 311 is specifically used for:
[0093] According to the target display information, the data line port of the secondary screen is called to communicate with the main screen;
[0094] The target display information is transmitted to the main screen through the data line port.
[0095] In one embodiment, the target display information is color information, brightness information, or volume information.
[0096] In one embodiment, when the current display mode is the whiteboard mode, the target display information is color information;
[0097] When the current display mode is the multimedia mode, the target display information is brightness information or volume information.
[0098] The functions of each device / module in this embodiment can be found in the corresponding description of the above method and will not be repeated here.
[0099] Figure 5 shows a block diagram of the main chip according to an embodiment of the present invention. This main chip is used in an all-in-one educational device. As shown in Figure 5 , the main chip includes a memory 410 and a processor 420. The memory 410 stores instructions, which are loaded and executed by the processor 420 to implement the main-screen and secondary-screen communication method described in the above embodiment. The number of memory 410 and processor 420 can be one or more.
[0100] The main chip also includes:
[0101] The communication interface 430 is used to communicate with external devices and perform data exchange transmission.
[0102] If the memory 410, processor 420, and communication interface 430 are implemented independently, the memory 410, processor 420, and communication interface 430 can be interconnected via a bus and communicate with each other. This bus can be an Industry Standard Architecture (ISA) bus, a Peripheral Component Interconnect (PCI) bus, or an Extended Industry Standard Architecture (EISA) bus. This bus can be divided into an address bus, a data bus, a control bus, etc. For ease of illustration, FIG5 shows only one thick line, but this does not mean that there is only one bus or only one type of bus.
[0103] Optionally, in a specific implementation, the memory 410 , the processor 420 and the communication interface 430 may communicate with each other through an internal interface.
[0104] An embodiment of the present application also provides a main chip, which is used in an all-in-one educational machine. The main chip includes a processor, which is used to call and run instructions stored in a memory, so that a communication device equipped with the main chip executes the main-sub-screen communication method provided in the embodiment of the present application.
[0105] An embodiment of the present application provides a computer-readable storage medium, in which a computer program is stored. When the computer program is executed by a computer, the main-screen and sub-screen communication method provided in the embodiment of the present application is implemented.
[0106] It should be understood that the processor may be a central processing unit (CPU), or other general-purpose processors, digital signal processors (DSP), application-specific integrated circuits (ASIC), field programmable gate arrays (FPGA) or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components, etc. The general-purpose processor may be a microprocessor or any conventional processor, etc. It is worth noting that the processor may be a processor that supports the advanced reduced instruction set machine (ARM) architecture.
[0107] Furthermore, optionally, the above-mentioned memory may include read-only memory and random access memory, and may also include non-volatile random access memory. The memory may be volatile memory or non-volatile memory, or may include both volatile and non-volatile memory. Among them, the non-volatile memory may include read-only memory (ROM), programmable read-only memory (PROM), erasable programmable read-only memory (EPROM), electrically erasable programmable read-only memory (EEPROM) or flash memory. The volatile memory may include random access memory (RAM), which is used as an external cache. By way of example but not limitation, many forms of RAM are available. For example, static RAM (SRAM), dynamic random access memory (DRAM), synchronous DRAM (SDRAM), double data rate synchronous dynamic random access memory (DDR SDRAM), enhanced synchronous dynamic random access memory (ESDRAM), synchronous link dynamic random access memory (SLDRAM) and direct rambus RAM (DR RAM).
[0108] In the above embodiments, all or part of the embodiments may be implemented using software, hardware, firmware, or any combination thereof. When implemented using software, all or part of the embodiments may be implemented in the form of a computer program product. A computer program product includes one or more computer instructions. When the computer program instructions are loaded and executed on a computer, the processes or functions according to the present application are generated in whole or in part. The computer may be a general-purpose computer, a special-purpose computer, a computer network, or other programmable device. The computer instructions may be stored in a computer-readable storage medium or transferred from one computer-readable storage medium to another.
[0109] In the description of this specification, the reference terms "one embodiment," "some embodiments," "example," "specific example," or "some examples" mean that the specific features, structures, materials, or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application. Moreover, the specific features, structures, materials, or characteristics described may be combined in any appropriate manner in any one or more embodiments or examples. In addition, those skilled in the art may combine and combine different embodiments or examples described in this specification, as well as features of different embodiments or examples, unless they are mutually inconsistent.
[0110] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of technical features being referred to. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. Throughout the description of this application, "plurality" means two or more, unless otherwise specifically defined.
[0111] Any process or method description in a flow chart or otherwise described herein can be understood to represent a module, segment or portion of code comprising one or more executable instructions for implementing the steps of a specific logical function or process. The scope of the preferred embodiments of the present application includes additional implementations in which the functions may be performed in a different order than shown or discussed, including in a substantially simultaneous manner or in a reverse order depending on the functions involved.
[0112] The logic and / or steps represented in the flowchart or otherwise described herein may be considered, for example, as an ordered list of executable instructions for implementing logical functions, and may be embodied in any computer-readable medium for use by, or in conjunction with, an instruction execution system, apparatus, or device (such as a computer-based system, a system including a processor, or other system that can fetch and execute instructions from an instruction execution system, apparatus, or device).
[0113] It should be understood that various parts of the present application can be implemented using hardware, software, firmware, or a combination thereof. In the above embodiments, multiple steps or methods can be implemented using software or firmware stored in a memory and executed by a suitable instruction execution system. All or part of the steps of the above embodiment method can be completed by instructing the relevant hardware through a program, which can be stored in a computer-readable storage medium. When the program is executed, it includes one or a combination of the steps of the method embodiment.
[0114] In addition, the functional units in the various embodiments of the present application may be integrated into a single processing module, or each unit may exist physically separately, or two or more units may be integrated into a single module. The aforementioned integrated modules may be implemented in the form of hardware or in the form of software functional modules. If the aforementioned integrated modules are implemented in the form of software functional modules and sold or used as independent products, they may also be stored in a computer-readable storage medium. The storage medium may be a read-only memory, a magnetic disk, or an optical disk, etc.
[0115] The above description is merely a specific embodiment of the present application, but the scope of protection of the present application is not limited thereto. Any person skilled in the art can easily conceive of various modifications or substitutions within the technical scope disclosed in this application, and such modifications or substitutions should be included within the scope of protection of the present application. Therefore, the scope of protection of the present application should be based on the scope of protection of the claims.
Claims
1. A main screen and secondary screen communication method, characterized in that: Applied to an all-in-one educational machine, the method includes: Get the touch data of the secondary screen; generating target coordinate information according to the touch data; Matching the target coordinate information with display information, determining target display information, transmitting the target display information to the main screen, and the target display information is used to control the main screen to perform display processing; Refresh the display interface of the secondary screen according to the target coordinate information.
2. The method according to claim 1, characterized in that The method further comprises: The target coordinate information is matched with the display information, and after the target display information is determined, the display interface of the secondary screen is refreshed according to the target coordinate information.
3. The method according to claim 1, characterized in that Matching the target coordinate information with the display information to determine the target display information includes: When the educational all-in-one machine is selected for dual-screen display, obtaining a matching relationship between preset coordinate information and the display information; The target display information is determined according to the matching relationship and the target coordinate information.
4. The method according to claim 1, characterized in that Transmitting the target display information to the main screen includes: According to the target display information, calling the data line port of the secondary screen to communicate with the main screen; The target display information is transmitted to the main screen through the data line port.
5. The method according to any one of claims 1 to 4, characterized in that: The target display information is color information, brightness information or volume information.
6. The method according to claim 5, characterized in that When the current display mode is the whiteboard mode, the target display information is color information; When the current display mode is a multimedia mode, the target display information is brightness information or volume information.
7. A main chip, characterized in that: Applied to an all-in-one educational machine, the main chip includes a processor, and the processor is used to call and run instructions stored in a memory, so that a communication device equipped with the main chip implements the method described in any one of claims 1-6.
8. A main chip, characterized in that: Applied to an all-in-one educational machine, the main chip includes: a memory and a processor, the memory stores instructions, and the instructions are loaded and executed by the processor to implement the method according to any one of claims 1-6.
9. An all-in-one educational machine, characterized in that: include: The main screen and the secondary screen, the secondary screen includes a main chip and a display processing module; wherein, The main chip is used to obtain touch data of the secondary screen; generate target coordinate information according to the touch data; match the target coordinate information with display information, determine target display information, and transmit the target display information to the main screen, and the target display information is used to control the main screen to perform display processing; The display processing module is used to refresh the display interface of the secondary screen according to the target coordinate information; The main screen is used to perform display processing according to the target display information.
10. A computer-readable storage medium, characterized in that: The computer-readable storage medium stores a computer program, and when the computer program is executed by a computer, the method according to any one of claims 1 to 6 is implemented.
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