CN112882673A - Collage display system and data processing method thereof - Google Patents

Collage display system and data processing method thereof Download PDF

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Publication number
CN112882673A
CN112882673A CN202110225458.7A CN202110225458A CN112882673A CN 112882673 A CN112882673 A CN 112882673A CN 202110225458 A CN202110225458 A CN 202110225458A CN 112882673 A CN112882673 A CN 112882673A
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China
Prior art keywords
touch
calibration
display device
data
display
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CN202110225458.7A
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Chinese (zh)
Inventor
林再佳
杨起源
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Guangzhou Shiyuan Electronics Thecnology Co Ltd
Guangzhou Shirui Electronics Co Ltd
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Guangzhou Shiyuan Electronics Thecnology Co Ltd
Guangzhou Shirui Electronics Co Ltd
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Priority to CN202110225458.7A priority Critical patent/CN112882673A/en
Publication of CN112882673A publication Critical patent/CN112882673A/en
Priority to PCT/CN2022/078449 priority patent/WO2022184029A1/en
Pending legal-status Critical Current

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
    • G06F3/1423—Digital output to display device ; Cooperation and interconnection of the display device with other functional units controlling a plurality of local displays, e.g. CRT and flat panel display
    • G06F3/1446—Digital output to display device ; Cooperation and interconnection of the display device with other functional units controlling a plurality of local displays, e.g. CRT and flat panel display display composed of modules, e.g. video walls
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/0416—Control or interface arrangements specially adapted for digitisers
    • G06F3/04162—Control or interface arrangements specially adapted for digitisers for exchanging data with external devices, e.g. smart pens, via the digitiser sensing hardware
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/0416—Control or interface arrangements specially adapted for digitisers
    • G06F3/0418—Control or interface arrangements specially adapted for digitisers for error correction or compensation, e.g. based on parallax, calibration or alignment
    • G06F3/04184—Synchronisation with the driving of the display or the backlighting unit to avoid interferences generated internally
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/045—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using resistive elements, e.g. a single continuous surface or two parallel surfaces put in contact

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • User Interface Of Digital Computer (AREA)

Abstract

The invention discloses a collage display system and a data processing method thereof. The collage display system includes: the first display device comprises a first data interface, a first touch control assembly, a first calibration unit and a processing unit; the second display device comprises a second touch control assembly, a second calibration unit and a second data interface, wherein the second calibration unit is connected with the first data interface of the first display device through the second data interface; the first calibration unit is used for performing first calibration processing on first touch data detected by the first touch assembly and transmitting the first touch data after the first calibration processing to the processing unit; the second calibration unit is configured to perform second calibration processing on second touch data detected by the second touch device, and transmit the second touch data after the second calibration processing to the processing unit. The invention solves the problem that the spliced screen is difficult to perform touch operation in the prior art.

Description

Collage display system and data processing method thereof
Technical Field
The invention relates to the technical field of spliced screens, in particular to a collage display system and a data processing method thereof.
Background
In the current built-in PC collage display mode, a picture output by a PC can be divided into a plurality of display screens, so that the plurality of display screens are used as a display to display the spliced picture in a full screen. The existing collage display mode usually does not allow the touch control function, and only does the expansion of the display picture. In the scheme of splicing the two intelligent interactive flat panels, if touch operation is required to be performed on the two spliced display screens to realize human-computer interaction, the display mode of the collage cannot meet the identification of the touch operation.
Aiming at the problem that the spliced screen in the prior art is difficult to perform touch operation, an effective solution is not provided at present.
Disclosure of Invention
The embodiment of the invention provides a collage display system and a data processing method thereof, which at least solve the technical problem that a spliced screen is difficult to perform touch operation in the prior art.
According to an aspect of an embodiment of the present invention, there is provided a collage display system including: a first display device, the first display device comprising: the touch control device comprises a first data interface, a first touch control assembly, a first calibration unit and a processing unit, wherein the first calibration unit is communicated with the first touch control assembly, the processing unit is communicated with the first calibration unit, and the first data interface is connected with the processing unit; a second display device, the second display device comprising: the second calibration unit is connected with the first data interface of the first display device through the second data interface, so that the second calibration unit is in communication connection with the processing unit; the first calibration unit is used for performing first calibration processing on first touch data detected by the first touch assembly and transmitting the first touch data after the first calibration processing to the processing unit; the second calibration unit is used for performing second calibration processing on second touch data detected by the second touch component and transmitting the second touch data subjected to the second calibration processing to the processing unit; the first display device further comprises a communication device, the communication device is connected between the processing unit and the first calibration unit, the communication device is further connected between the processing unit and the second calibration unit through a second data interface, and the processing unit is further used for sending the double-screen collage instruction to the first calibration unit and the second calibration unit through the communication device.
According to another aspect of the embodiments of the present invention, there is also provided a data processing method of a collage display system, the collage display system including: the data processing method comprises the following steps that the first display device comprises a first display screen, a first control chip, a first touch control assembly and a processing unit, the second display device comprises a second display screen, a second control chip and a second touch control assembly, and the data processing method comprises the following steps: the method comprises the steps that a processing unit receives a double-screen collage instruction, the processing unit instructs a first control chip of first display equipment to carry out first calibration processing and a second control chip of second display equipment to carry out second calibration processing according to the double-screen collage instruction, wherein the double-screen collage instruction is used for instructing a collage display system to enter a collage display mode; a first control chip in the first display device performs first calibration processing on first touch data detected by a first touch component, wherein the first calibration processing result is a first calibration touch coordinate; a second control chip in the second display device performs second calibration processing on second touch data detected by the second touch component, wherein the second calibration processing result is a second calibration touch coordinate; the first calibration touch coordinate and the second calibration touch coordinate are respectively sent to a processing unit in the first display device; the processing unit generates touch information according to the first calibration touch coordinate and the second calibration touch coordinate, and sends the touch information to the first control chip and the second control chip; the first control chip and the second control chip send screen driving signals to the first display screen and the second display screen according to the touch information.
According to another aspect of the embodiments of the present invention, there is also provided a data processing apparatus of a collage display system, the collage display system including: the data processing apparatus includes a first display device and a second display device, and includes: the system comprises an instruction receiving module, a display module and a display module, wherein the instruction receiving module is used for receiving a double-screen collage instruction, and the double-screen collage instruction is used for indicating the collage display system to enter a collage display mode; the first calibration module is used for performing first calibration processing on first touch data detected by the first touch component through a first calibration unit in the first display device; the second calibration module is used for performing second calibration processing on second touch data detected by the second touch component through a second calibration unit in the second display device; and the processing module is arranged in the first display device and used for acquiring the processing result of the first calibration processing and the processing result of the second calibration processing.
According to another aspect of the embodiments of the present invention, there is also provided a data processing method of a collage display system, the collage display system including: the data processing method comprises the following steps that the first display device comprises a first display screen, a first control chip, a first screen driving chip, a first touch control assembly and a processing unit, the second display device comprises a second display screen, a second control chip, a second screen driving chip and a second touch control assembly, and the data processing method comprises the following steps: the method comprises the steps that a processing unit receives a double-screen collage instruction, the processing unit instructs a first control chip of first display equipment to carry out first calibration processing and a second control chip of second display equipment to carry out second calibration processing according to the double-screen collage instruction, wherein the double-screen collage instruction is used for instructing a collage display system to enter a collage display mode; a first control chip in the first display device performs first calibration processing on first touch data detected by a first touch component, wherein the first calibration processing result is a first calibration touch coordinate; a second control chip in the second display device performs second calibration processing on second touch data detected by the second touch component, wherein the second calibration processing result is a second calibration touch coordinate; the first calibration touch coordinate and the second calibration touch coordinate are respectively sent to a processing unit in the first display device; the processing unit generates touch information according to the first calibration touch coordinate and the second calibration touch coordinate, and sends the touch information to the first screen driving chip and the second screen driving chip; the first screen driving chip and the second screen driving chip send screen driving signals to the first display screen and the second display screen according to the touch information.
According to another aspect of the embodiments of the present invention, there is also provided a data processing method of a collage display system, the collage display system including: the data processing method comprises the following steps that the first display device comprises a first display screen, a first control chip, a first touch control assembly and a processing unit, the second display device comprises a second display screen, a second control chip and a second touch control assembly, and the data processing method comprises the following steps: a first control chip in the first display device performs first calibration processing on first touch data detected by a first touch component, wherein the first calibration processing result is a first calibration touch coordinate; a second control chip in the second display device performs second calibration processing on second touch data detected by the second touch component, wherein the second calibration processing result is a second calibration touch coordinate; the first calibration touch coordinate and the second calibration touch coordinate are respectively sent to a processing unit in the first display device; the processing unit generates touch information according to the first calibration touch coordinate and the second calibration touch coordinate, and sends the touch information to the first control chip and the second control chip; the first control chip and the second control chip send screen driving signals to the first display screen and the second display screen according to the touch information.
In an embodiment of the present invention, a collage display system includes: a first display device and a second display device, the first display device including: the touch control device comprises a first data interface, a first touch control assembly, a first calibration unit and a processing unit, wherein the first calibration unit is communicated with the first touch control assembly, the processing unit is communicated with the first calibration unit, and the first data interface is connected with the processing unit; the second display device includes: the second calibration unit is connected with the first data interface of the first display device through the second data interface so that the second calibration unit is in communication connection with the processing unit; the first calibration unit is used for performing first calibration processing on first touch data detected by the first touch assembly and transmitting the first touch data after the first calibration processing to the processing unit; the second calibration unit is configured to perform second calibration processing on the second touch data detected by the second touch device, and transmit the second touch data after the second calibration processing to the processing unit. According to the scheme, the processing unit is arranged in the first display device serving as the main screen, the touch data of the first display device and the second display device serving as the auxiliary screen are processed by the same processing unit, and the touch data of the two display devices are calibrated before the processing unit processes the touch data, so that when the two display devices are used as one display device through splicing, the touch data can be correspondingly converted, and further on the basis of realizing the communication between the main screen and the auxiliary screen, the purpose that the main screen and the auxiliary screen can be matched with each other to calibrate the touch coordinate is realized, so that the touch data can be identified when the two display devices are used as one display device, the touch operation function in a splicing picture display mode is realized, and the technical problem that the splicing screen is difficult to perform touch operation in the prior art is solved, the requirements of users for realizing man-machine interaction through touch operation while using the intelligent interactive panel to perform picture collage are met.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
FIG. 1 is a schematic diagram of a collage display system in accordance with an embodiment of the present invention;
FIG. 2a is a schematic diagram of a display screen of a related art in which two display screens are independently displayed;
FIG. 2b is a schematic diagram of display frames of two display screens in a collage display mode in the related art;
FIG. 3 is a schematic diagram of an alternative collage display system in accordance with embodiments of the present invention;
FIG. 4 is a flowchart of a data processing method of a collage display system, in accordance with an embodiment of the present invention;
FIG. 5 is a schematic diagram of a data processing apparatus of a collage display system, in accordance with an embodiment of the present invention;
FIG. 6 is a schematic diagram of a data processing apparatus of a collage display system, in accordance with an embodiment of the present invention;
FIG. 7 is a flowchart of a data processing method of a collage display system, in accordance with an embodiment of the present invention;
FIG. 8 is a flowchart of a data processing method of a collage display system, in accordance with an embodiment of the present invention;
FIG. 9 is a schematic diagram of a data processing apparatus of a collage display system, in accordance with an embodiment of the present invention;
fig. 10 is a schematic structural diagram of an intelligent interactive tablet according to an embodiment of the present application.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Example 1
In the related art, the collage display function may share an image among a plurality of independent displays, for example, an operation interface may be shared from left to right between liquid crystal displays of two computers supporting a collage mode, a Windows taskbar is started on a first display and ended on a last display; or one image is shared from top to bottom by multiple displays, the Windows taskbar is maintained on only the first display. Fig. 2a is a schematic diagram of a display image independently displayed by two display screens, as shown in fig. 2a, a display screen 21 and a display screen 22 respectively and independently display respective images in an independent display mode, wherein the display screen 21 is a secondary screen, the display screen 22 is a primary screen, and after the display screen 21 and the display screen 22 are switched to a collage display mode, fig. 2b is a schematic diagram of a display image of two display screens in the collage display mode, as shown in fig. 2b, the display screen 21 and the display screen 22 jointly display the image from left to right along a horizontal direction thereof, and the display screen 21 and the display screen 22 respectively display half of the original image. For the existing collage display function, the collage display mode on multiple display screens supports higher resolution, and the resolution of the 4Kx2K display mode is achieved by applying 2Kx2K resolution on both displays. The 4Kx2K resolution is one of the display resolutions in the collage display mode. The collage display mode supports video/game play and employs one audio stream to pass through all displays to achieve synchronous play of audio of multiple displays. The existing single touch display screen can display images and simultaneously realize a touch function, and if a plurality of touch display screens share one image, the plurality of touch display screens are difficult to perform touch operation in a collage display mode. The multiple touch display screens share one image, specifically, one image originally displayed on one touch display screen is displayed in a display area formed by splicing the multiple touch display screens. The invention provides the following collage display system embodiments to at least solve the problem that a spliced screen is difficult to perform touch operation.
According to an embodiment of the present invention, there is provided an embodiment of a collage display system, as shown in fig. 1, the collage display system including: a first display device 10, the first display device 10 comprising: the touch screen comprises a first data interface 104, a first touch component 101, a first calibration unit 102 communicated with the first touch component 101 and a processing unit 103 communicated with the first calibration unit, wherein the first data interface 104 is connected with the processing unit 103; a second display device 20, the second display device 20 comprising: a second touch-sensitive component 201, a second calibration unit 202 and a second data interface 203, which are in communication with the second touch-sensitive component 201, wherein the second calibration unit 202 is connected with the first data interface 104 of the first display device 10 through the second data interface 203, so that the second calibration unit 202 establishes a communication connection with the processing unit 103; the first calibration unit 102 is configured to perform a first calibration process on first touch data detected by the first touch device 101, and transmit the first touch data after the first calibration process to the processing unit 103; the second calibration unit 202 is configured to perform second calibration processing on second touch data detected by the second touch device 201, and transmit the second touch data after the second calibration processing to the processing unit 103; the first display device further comprises a communication device 105, the communication device 105 is connected between the processing unit and the first calibration unit, the communication device 105 is further connected between the processing unit 103 and the second calibration unit 202 through a second data interface 203, wherein the processing unit 103 is further configured to send the dual-screen collage instruction to the first calibration unit 102 and the second calibration unit 202 through the communication device 105. The two-screen collage instruction is used to instruct the collage display system to enter a collage display mode, which refers to a display mode in which the first display device 10 and the second display device 20 enter a collage display function.
The first display device 10 and the second display device 20 include display screens for displaying, and support a collage display function, and optionally, in a double-screen collage scene, the first display device 10 may serve as a main screen, and the second display device 20 may serve as a secondary screen, specifically, the first display device 10 serving as the main screen is a display device configured with a PC module, and the second display device 20 serving as the secondary screen is a display device not configured with a PC module. The first display device 10 and the second display device 2 have a Low Voltage Differential Signaling (LVDS) interface or a vbo (video by one) interface.
The first touch component 101 and the second touch component 201 are touch input devices of the first display device 10 and the second display device 20, respectively, in actual use, when a user clicks contents displayed on the first display device 10 and the second display device 20 through a touch object such as a finger or a stylus, for example, clicks a graphical button displayed on a display screen of the first display device 10 and the second display device 20, the first touch component 101 and the second touch component 201 acquire touch data, the first touch component 101 and the second touch component 201 convert the touch data into coordinate data of a touch point and send the coordinate data to a processing unit, the processing unit obtains the coordinate data of the touch point and sends the coordinate data to a corresponding program to implement a corresponding control operation, and display contents of the display screens of the first display device 10 and the second display device 20 are driven to change, realizing diversified display and operation effects. Touch components are distinguished from technical principles and can be divided into five basic categories; vector pressure sensing technology touch components, resistance technology touch components, capacitance technology touch components, electromagnetic technology touch screens, infrared technology touch components, and surface acoustic wave technology touch components. According to the working principle of the touch control assembly and the medium for transmitting information, the touch control assembly can be divided into four categories: resistive, capacitive, electromagnetic, infrared, and surface acoustic wave. Optionally, the first touch device 101 and the second touch device 201 are infrared touch frames, capacitive touch input devices, or resistive touch input devices, and a user generates corresponding touch data by performing a touch operation on the touch input devices (e.g., performing a sliding operation on a display screen).
In an optional embodiment, the first display device 10 and the second display device 20 are intelligent interactive flat plates, each of the intelligent interactive flat plates at least includes a touch display module and a control unit, wherein the touch display module includes a display screen, a touch component and a backlight component, the backlight component is used for providing a backlight source for the display screen, the display screen adopts a liquid crystal display device for displaying pictures, and the touch component is arranged on the display screen or at the front end of the display screen and is used for collecting touch data generated by touch operation of a user and sending the collected touch data to the controller for processing.
The first calibration unit 102 and the second calibration unit 202 are main control units of the first display device 10 and the second display device 20, respectively, and are used for driving display and touch calibration of the display devices, respectively. It should be noted that the first calibration unit or the second calibration unit may include a plurality of control chips with control functions, for example, the first calibration unit may include a display control chip for driving a display screen and a calibration control chip for touch calibration.
The processing unit 103 may be a built-in PC (Personal Computer) of the first display device 10 of the main screen, and is in communication with the first calibration unit 102 and the second calibration unit 202, and controls the first calibration unit 102 and the second calibration unit 202 to calibrate the first touch data and the second touch data, respectively, according to the position relationship between the two display devices.
Specifically, the position relationship between the first display device 10 and the second display device 20 may be an up-down relationship or a left-right relationship, and in order to enable the two devices to be used as a whole touch display screen when the two devices are tiled into one display device, calibration processing needs to be performed on touch data generated on the two display devices respectively.
When two display devices are tiled to be used as a whole display device, in order to make the touch data accurate, it is necessary to obtain the coordinate parameters of each touch data in the coordinate system of the corresponding point of the whole display device after the tiling. Taking the coordinate system of the corresponding point of the whole display device after the collage as the target coordinate system for example, the first calibration process is used to convert the coordinate parameter of the first touch data in the first display device 10 into the coordinate parameter of the first touch data in the target coordinate system, the second calibration process is to convert the coordinate parameter of the second touch data in the second display device 20 into the coordinate parameter in the target coordinate system, and the coordinate parameter of each touch data in the target coordinate system can be obtained through the first calibration process and the second calibration process, so as to implement the accurate control of touch.
The first display device further comprises a communication device 105, and in an alternative embodiment, the communication device 105 may be a router, the router is connected between the processing unit and the first calibration unit, and the router is further connected between the processing unit 103 and the second calibration unit 202 via the second data interface 203, wherein the processing unit 103 is further configured to send the dual-screen tiling instruction to the first calibration unit and the second calibration unit via the router. The router is connected to the first calibration unit 102, the processing unit 103, and the second calibration unit 202, and a local area network is formed among the first calibration unit 102, the second calibration unit 202, and the processing unit 103, so that the first calibration unit 102 and the second calibration unit 202 can upload the touch data thereof, and the processing unit 103 can issue information such as the splicing state and the position relationship of the first display device 10 and the second display device 20.
In an alternative embodiment, the first display device 10 is a main screen, and the second display device 20 is a sub-screen, specifically, the first display device 10 as the main screen is a display device configured with a PC module, and the second display device 20 as the sub-screen is a display device not configured with a PC module. The control chips of the main screen and the sub screen respectively receive the respective touch data and perform independent calibration, and transmit the touch data of the main screen and the touch data of the sub screen to the processing unit 103. When the processing unit 103 switches to the collage display mode, the processing unit 103 sets corresponding collage directions according to the positions of the first display device 10 and the second display device 20, respectively sends the collage open state to the control chip of the first display device 10 and the control chip of the second display device 20 according to the position information, and the control chips of the first display device 10 and the second display device 20 respectively calibrate the coordinates of the first touch component 101 and the second touch component 201 according to the received collage open state and the position information, so as to realize touch calibration under the collage display function.
The collage display system that above-mentioned embodiment of this application provided includes: a first display device 10 and a second display device 20, the first display device 10 comprising: the touch screen comprises a first data interface 104, a first touch component 101, a first calibration unit 102 communicated with the first touch component and a processing unit 103 communicated with the first calibration unit 102, wherein the first data interface 104 is connected with the processing unit 103; the second display device 20 includes: a second touch-sensitive component 201, a second calibration unit 202 and a second data interface 203, which are in communication with the second touch-sensitive component 201, wherein the second calibration unit 202 is connected with the first data interface of the first display device 10 through the second data interface 203, so that the second calibration unit establishes a communication connection with the processing unit; the first calibration unit 102 is configured to perform a first calibration process on first touch data detected by the first touch device 101, and transmit the first touch data after the first calibration process to the processing unit 103; the second calibration unit 202 is configured to perform a second calibration process on the second touch data detected by the second touch device 201, and transmit the second touch data after the second calibration process to the processing unit 103. In the above scheme, the processing unit 103 is arranged in the first display device 10 serving as the main screen, the touch data of the first display device 10 and the second display device 20 serving as the auxiliary screen are processed by the same processing unit 103, and the touch data of the two display devices are calibrated before the processing unit 103 processes the touch data, so that when the two display devices are used as one display device through collage, the touch data can be correspondingly converted, and on the basis of realizing communication between the main screen and the auxiliary screen, the purpose of mutually matching and calibrating touch coordinates between the main screen and the auxiliary screen is realized, so that the touch data can be identified when the two display devices are used as one display device, thereby realizing the touch operation function in the collage display mode, and further solving the technical problem that the prior art is difficult to perform touch operation on the collage screen, the requirements of users for realizing man-machine interaction through touch operation while using two intelligent interactive flat plates to carry out picture collage are met.
As an optional embodiment, the first display device is disposed on the right side of the second display device, and the first calibration unit is further configured to perform scaling and offset on abscissa data in the first touch data, so as to perform first calibration processing on the first touch data; the second calibration unit is further configured to convert abscissa data in the second touch data to perform second calibration processing on the second touch data.
It should be noted that, when the first display device is located on the right side of the second display device, it may be understood that the two display devices are spliced along the abscissa direction thereof to form a new display device, correspondingly, the sum of the maximum physical abscissas of the first display device and the second display device should be the maximum physical abscissa of the spliced display screen, and the respective physical abscissas of the first display device and the second display device are correspondingly converted according to the resolution ratio thereof to obtain the calibration coordinate of the spliced display screen.
As an optional embodiment, the resolutions of the first touch device and the second touch device are the same, and the first calibration unit is further configured to increase a preset offset after dividing the abscissa data in the first touch data by 2, where the preset offset is half of the maximum of the abscissa of the first display device. The resolution is the number of contacts that can be recognized by dividing the screen. Usually expressed in terms of the number of contacts in the horizontal and vertical directions, e.g. 32 x 32.
The abscissa of the first Touch data received by the first calibration unit of the first display device is recorded as Z _ Touch _ X, the ordinate is recorded as Z _ Touch _ Y, the first calibration unit recalibrates and forwards the coordinate of the first Touch data according to the resolution ratio of the first Touch component to the second Touch component, and the calibrated coordinate of the first Touch data can be obtained through the following formula:
Z_Touch_Y_Out＝Z_Touch_Y；
Z_Touch_X_Out＝Z_Touch_X/2+Z_Touch_X_Max/2；
the Touch control method comprises the steps of calibrating first Touch data in a collage display mode, wherein Z _ Touch _ Y _ Out is a vertical coordinate of the calibrated first Touch data in the collage display mode, Z _ Touch _ X _ Out is an abscissa of the calibrated first Touch data in the collage display mode, and Z _ Touch _ X _ Max is a maximum value of the abscissa of first display equipment.
As an alternative embodiment, the resolutions of the first touch device and the second touch device are the same, and the second calibration unit is further configured to divide the abscissa data in the second touch data by 2 to scale the abscissa data in the second touch data.
The abscissa of the second Touch data received by the second calibration unit of the second display device is denoted as F _ Touch _ X, the ordinate is denoted as F _ Touch _ Y, the second calibration unit recalibrates the coordinates of the second Touch data according to the resolution ratio of the first Touch component to the second Touch component, and the calibrated coordinates of the second Touch data can be obtained through the following formula:
F_Touch_Y_Out＝F_Touch_Y；
F_Touch_X_Out＝F_Touch_X/2；
the F _ Touch _ Y _ Out is a vertical coordinate of the calibrated second Touch data in the collage display mode, and the F _ Touch _ X _ Out is a horizontal coordinate of the calibrated second Touch data in the collage display mode.
As an optional embodiment, the first display device further includes a signal conversion device and a first switching device, the signal conversion device is connected between the first display screen of the first display device and the first calibration unit, and the signal conversion device is configured to forward the screen driving signal sent by the first calibration unit to the first display screen; a first end of the first switching device communicates with a second data interface of the second display device, and a second end of the first switching device switches between the signal conversion device and the processing unit, wherein the processing unit is switched to when the collage display system enters the collage display mode; and under the condition that the first switching device is switched to the signal conversion device, the signal conversion device is also used for converting the screen driving signal into a multimedia signal and sending the multimedia signal to a second data interface of the second display equipment through the first switching device.
In an optional embodiment, the Multimedia signal is an HDMI (High Definition Multimedia Interface) signal, the signal conversion device may convert the screen driving signal of the first calibration unit into an HDMI signal for output, and the first switching device may be an HDMI switch to implement full-channel HDMI signal output or HDMI signal output of the processing unit. Specifically, when the first display device and the second display device operate in the copy display mode (i.e., the images displayed on the main screen and the sub-screen are the same), the HDMI switch switches to the signal conversion device to transmit the display image of the first display device to the second display device, so that the second display device and the first display device display the same image; in the collage display mode, the HDMI selector switch is switched to the HDMI signal output of the processing unit, and the collage image provided by the processing unit is transmitted to the second display device, so that the second display device and the first display device collage and display the image.
Fig. 3 is a schematic diagram of an alternative collage display system according to an embodiment of the present invention, and as shown in fig. 3, the collage display system includes: a main screen 10 and a sub-screen 20. Both the primary screen 10 and the secondary screen 20 may be smart interactive tablets.
The main screen 10 includes: the display screen G, the touch input device Z _ touch for operating the display screen G of the main screen 10 to display icons/contents, the USB input terminal H, the control chip of the main screen 10, the processing unit PC, the HDMI switch Y, USB switching system M, and the USB switching system N. The sub-screen 20 includes a display screen a, a touch input device F _ touch for operating the display screen a of the sub-screen 20 to display icons/contents, a control chip (Monitor D in fig. 3) of the sub-screen 20, an interface F, and a USB switching system C. The main screen 10 and the auxiliary screen 20 are connected through an OTG USB interface.
The control chip of the main screen 10 comprises a control chip Monitor K for driving the display screen of the main screen 10 and a control chip Z for coordinate touch control calibration. In the collage display mode, the control chip Z may be used not only for calibrating the touch data of the main screen 10 and the sub-screen 20, but also for controlling other functional modules in the collage display system, for example, the control chip Z may also be used as a control chip of a power supply of the main screen 10 to provide a control signal of the power supply. The control chip Monitor K and the control chip Z of the main screen 10 can be used for touch coordinate calibration of the main screen 10 and the sub-screen 20. In the copy display mode, the control chip Monitor K of the main screen 10 may be used for processing the touch coordinates of the main screen 10 and the auxiliary screen 20, specifically, the original touch data on the auxiliary screen 20 is acquired by the touch input device F _ touch of the auxiliary screen 20 and is transmitted to the control chip Monitor K of the main screen 10 sequentially through the interface F, the OTG USB interface, and the USB input end H, USB switching system M, the original touch data on the main screen 10 is acquired by the touch input device Z _ touch of the main screen 10 and is transmitted to the Monitor K through the USB switching system N, and the Monitor K processes the received touch data of the main screen 10 and the auxiliary screen 20.
The HDMI switch Y is connected to the signal conversion system X and the PC of the main screen 10, respectively, and when the main screen 10 and the sub-screen 20 operate in the copy display mode, the HDMI switch Y is connected to the signal conversion system X, and the control chip Monitor K transmits the image displayed on the main screen 10 to the sub-screen 20 sequentially through the signal conversion system X and the HDMI switch Y, so that the image displayed on the sub-screen 20 is the same as the image displayed on the main screen 10. When the main screen 10 and the sub-screen 20 operate in the collage display mode, the HDMI switch Y is switched to the PC, and the image displayed on the sub-screen 20 comes from the collage processed by the PC, so that the main screen 10 and the sub-screen 20 collage-display the image.
The USB switching system C, USB switching system M and the USB switching system N described above are used for switching data transmission channels when the main screen 10 and the sub-screen 20 operate in different modes. Specifically, the USB switching system C is configured to switch the original touch data on the secondary screen acquired by the touch input device F _ touch of the secondary screen 20 between the interface F and the control chip monitor of the secondary screen 20, so as to realize switching of data channels when the primary screen 10 and the secondary screen 20 are switched between the copy display mode and the collage display mode. The USB switching system M is configured to switch data transmitted by the sub-screen 20 through the interface F between the PC and the Monitor K, and the USB switching system N is configured to switch a connection relationship of the touch input device Z _ touch of the main screen 10 between the control chip Monitor K and the PC. For example, in the copy display mode, the USB switching system C of the sub-screen 20 switches the data transmission line to the interface F, and the USB switching system M of the main screen 10 switches to the Monitor K, so that the original touch data on the sub-screen 20 acquired by the touch input device F _ touch of the sub-screen 20 is transmitted to the Monitor K.
When the USB switching system M and the USB switching system N are switched to be connected to the PC, the USB switching system M and the USB switching system N may be used to upgrade or debug the touch input device F _ touch of the secondary screen 20 and the touch input device Z _ touch of the primary screen 10, respectively.
In the collage display mode, the touch input device F _ touch of the secondary screen 20 acquires original touch data on the secondary screen 20, and the abscissa and the ordinate thereof are respectively: and F _ Touch _ X and F _ Touch _ Y are switched to a display control chip Monitor D of the secondary screen 20 through a USB switching system C, the Monitor D receives and calibrates the original Touch data of the secondary screen 20, then the original Touch data are sequentially sent to a USB input end H of the main screen 10 through an interface F and an OTG USB interface, and then the original Touch data are input to the PC through a USB switching system M.
The Touch input device Z _ Touch of the main screen 10 acquires original Touch data (the abscissa and the ordinate are Z _ Touch _ X and Z _ Touch _ Y respectively), the original Touch data are switched to the Monitor K through the USB switch N, the Monitor K forwards the original Touch data to the coordinate control chip Z of the main screen 10 for coordinate correction processing, and the original Touch data are forwarded to the processing unit PC through the coordinate control chip Z of the main screen 10, and at the moment, two Touch devices of a main screen and an auxiliary screen are arranged below the PC. It should be noted that the first calibration unit of the first display device is a Monitor K for display driving and a control chip Z for coordinate correction in the embodiment of fig. 3; the second calibration unit of the second display device is Monitor D.
The main screen 10 further includes a router connected to the main screen display controller Monitor K, the processing unit PC, and the sub-screen 20 display controller Monitor D (which may be connected via an interface F) to form a network path for communication.
When the processing unit PC built in the main screen 10 is switched to the collage display mode, the corresponding collage direction is set according to the main and auxiliary screen positions, at this time, the Monitor K and the Monitor D communicate through the network path to notify the respective monitors of the main and auxiliary screens of the opening state, after the Monitor confirms that the collage opening state is received, the main and auxiliary screens recalibrate the coordinate information of the original touch data according to the following formula:
F_Touch_Y_Out＝F_Touch_Y；
F_Touch_X_Out＝F_Touch_X/2；
Z_Touch_Y_Out＝Z_Touch_Y；
Z_Touch_X_Out＝Z_Touch_X/2+Z_Touch_X_Max/2；
the Touch data of the main screen is calibrated in the collage display mode, and the Touch data of the auxiliary screen is calibrated in the collage display mode.
Through the embodiment, the network communication channel is arranged between the main screen 10 and the auxiliary screen 20, and the main screen 10 and the auxiliary screen 20 are matched with each other to calibrate the touch coordinate according to the obtained splicing display state (including information such as splicing opening and double-screen position) of the processing unit PC, so that the technical problem that the splicing screen is difficult to perform touch operation in the prior art is solved, and the requirement of a user for realizing man-machine interaction through touch operation when the user uses the intelligent interaction panel to perform picture splicing is met.
Example 2
According to an embodiment of the present invention, there is provided an embodiment of a data processing method of a collage display system, it being noted that the steps illustrated in the flowchart of the figures may be performed in a computer system such as a set of computer-executable instructions, and that while a logical order is illustrated in the flowchart, in some cases the steps illustrated or described may be performed in an order different than here.
Fig. 4 is a data processing method of a collage display system according to an embodiment of the present invention, where the collage display system includes the collage display system in embodiment 1, where the first calibration unit is a first control chip, and the second calibration unit is a second control chip, and specifically, the collage display system includes: the display device comprises a first display device and a second display device, wherein the first display device comprises a first display screen, a first control chip, a first touch control assembly and a processing unit, and the second display device comprises a second display screen, a second control chip and a second touch control assembly. As shown in fig. 4, the data processing method includes the following steps:
step S401, the processing unit receives a double-screen collage instruction, the processing unit instructs a first control chip of a first display device to perform a first calibration process and instructs a second control chip of a second display device to perform a second calibration process according to the double-screen collage instruction, wherein the double-screen collage instruction is used for instructing the collage display system to enter a collage display mode.
The above-mentioned dual-screen collage instruction may be issued by a user operating on any one of the first display device and the second display device, for example, the user clicks an icon of the tiled screen on the touch screen of the first display device to issue the dual-screen collage instruction.
In step S402, a first control chip in the first display device performs a first calibration process on first touch data detected by the first touch component, where a result of the first calibration process is a first calibration touch coordinate.
In step S403, a second control chip in the second display device performs a second calibration process on second touch data detected by the second touch device, where the second calibration process result is a second calibration touch coordinate.
The first display device and the second display device comprise display screens for displaying, and a collage display mode is supported, and optionally, in the collage display mode, the first display device can be used as a main screen, and the second display device can be used as an auxiliary screen. Specifically, the first display device as the main screen is a display device configured with a PC module, and the second display device as the sub screen is a display device not configured with a PC module. The first display device and the second display device are provided with LVDS interfaces or VBO interfaces. The first calibration process and the second calibration process may be implemented by processing the detected touch data of the first touch device and the second touch device by the first control chip and the second control chip to obtain touch data meeting requirements, for example, the first control chip and the second control chip convert touch coordinate parameters detected by the first touch device and the second touch device to obtain coordinate parameters meeting requirements.
The first calibration touch coordinate and the second calibration touch coordinate are coordinates of touch points of the touch screens of the first display device and the second display device after calibration processing. Specifically, the first touch component and the second touch component are respectively touch input devices of the first display device and the second display device, in actual use, the first display device and the second display device display screen data, when a user clicks contents displayed on the first display device and the second display device through a touch object such as a finger or a stylus, for example, clicks a graphical button displayed on display screens of the first display device and the second display device, the first touch component and the second touch component acquire touch data, the first touch component and the second touch component convert the touch data into coordinate data of touch points and send the coordinate data to the processing unit, the processing unit acquires the coordinate data of the touch points and sends the coordinate data to a corresponding program to realize corresponding control operation, and display contents of the display screens of the first display device and the second display device are driven to change, realizing diversified display and operation effects. Optionally, the first touch component and the second touch component are capacitive touch input devices or resistive touch input devices, and a user generates touch data through a corresponding operation on the touch input devices (for example, a sliding operation on a display screen).
The first control chip and the second control chip are used as main control units of the display screen and are respectively used for driving display and touch control calibration of each display device. It should be noted that the first calibration unit or the second calibration unit may include a plurality of control chips with control functions, for example, the first calibration unit may include a display control chip for driving a display screen and a calibration control chip for touch calibration. The first calibration unit or the second calibration unit may also use only one control chip integrated with the functions of driving display and touch calibration, for example, the first calibration unit may include a first control chip integrated with the functions of driving display and touch calibration for the first display device.
Step S404, sending the first calibration touch coordinate and the second calibration touch coordinate to a processing unit in the first display device.
In step S405, the processing unit generates touch information according to the first calibration touch coordinate and the second calibration touch coordinate, and the processing unit sends the touch information to the first control chip and the second control chip.
The touch information includes coordinate information obtained by processing the first calibration touch coordinate and the second calibration touch coordinate according to the collage opening state, and the coordinate parameters of each touch data in the coordinate system of the corresponding point of the whole display device after collage can be obtained according to the coordinate information, so that the first display device and the second display device can be used as a touch screen.
The processing unit can be a built-in PC of the first display device of the main screen, can be communicated with the first control chip and the second control chip, and controls the first control chip and the second control chip to be matched with each other to respectively calibrate the coordinates of the first display device and the second display device according to the splicing display state.
Step S406, the first control chip and the second control chip send screen driving signals to the first display screen and the second display screen according to the touch information.
The screen driving signal is used for driving the first display screen and the second display screen to display, so that the first display screen and the second display screen display according to the calibrated first calibration touch coordinate and the calibrated second calibration touch coordinate.
In an optional embodiment, the first display device is a main screen, the second display device is an auxiliary screen, the first control chip of the main screen and the second control chip of the auxiliary screen respectively receive respective touch data and perform independent calibration, and the touch data of the main screen and the touch data of the auxiliary screen are transmitted to the processing unit. When the processing unit is switched to the collage display mode, the processing unit sets corresponding collage directions according to the positions of the first display device and the second display device, the collage opening state is sent to a first control chip of the first display device and a second control chip of the second display device respectively according to the position information, and the first control chip and the second control chip respectively calibrate the coordinates of the first touch control assembly and the second touch control assembly according to the received collage opening state and the position information, so that touch control calibration in the collage display mode is achieved.
Specifically, the position relationship between the first display device and the second display device may be an up-down relationship or a left-right relationship, and in order to enable the two display devices to be used as a whole touch screen when the two display devices are tiled into one display device, calibration processing needs to be performed on touch data generated on the two display devices respectively.
When two display devices are tiled to be used as a whole display device, in order to make the touch data accurate, it is necessary to obtain the coordinate parameters of each touch data in the coordinate system of the corresponding point of the whole display device after the tiling. The coordinate system of the corresponding point of the whole display device after the collage is taken as an example of a target coordinate system, the first calibration process is used for converting the coordinate parameter of the first touch data in the first display device into the coordinate parameter of the first touch data in the target coordinate system, the second calibration process is used for converting the coordinate parameter of the second touch data in the second display device into the coordinate parameter in the target coordinate system, and the coordinate parameter of each touch data in the target coordinate system can be obtained through the first calibration process and the second calibration process, so that the accurate control of touch is realized.
According to the steps, a processing unit is arranged in a first display device serving as a main screen, touch data of the first display device and a second display device serving as an auxiliary screen are processed by the same processing unit, and before the processing unit processes the touch data, the touch data of the two display devices are calibrated, so that when the two display devices are used as one display device through collage, the touch data can be correspondingly converted, and on the basis of realizing communication between the main screen and the auxiliary screen, the purpose of mutually matching and calibrating touch coordinates between the main screen and the auxiliary screen is realized, so that the touch data can be identified when the two display devices are used as one display device, a touch operation function in a collage display mode is realized, and the technical problem that the touch operation of the collage screen is difficult in the prior art is solved, the requirements of users for realizing man-machine interaction through touch operation while using the intelligent interactive panel to perform picture collage are met.
As an optional embodiment, the collage display system further includes a communication device, the processing unit receives the double-screen collage instruction, and the processing unit instructs, according to the double-screen collage instruction, the first control chip of the first display device to perform the first calibration processing and instructs the second control chip of the second display device to perform the second calibration processing, including: the processing unit sends an instruction through the communication device to instruct a first control chip of the first display device to perform first calibration processing and a second control chip of the second display device to perform second calibration processing.
The communication device may be a router, the router may be connected to the first control chip, the processing unit, and the second control chip, and a local area network is formed among the first control chip, the second control chip, and the processing unit, so that the first control chip and the second control chip may upload the touch data to the processing unit, and the processing unit may issue an instruction to the first control chip and the second control chip, where the instruction may include information such as a splicing state and a positional relationship of the first display device and the second display device.
As an optional embodiment, the first display device is disposed on the right side of the second display device, and the first calibration process is performed on the first touch data detected by the first touch component through a first control chip in the first display device, including: and carrying out conversion and offset on abscissa data in the first touch data according to the resolution of the first touch component and the resolution of the second touch component so as to carry out first calibration processing on the first touch data.
As an optional embodiment, performing, by a second control chip in a second display device, a second calibration process on second touch data detected by a second touch component includes: and converting the abscissa data in the second touch data according to the resolution of the first touch component and the resolution of the second touch component.
It should be noted that, when the first display device is located on the right side of the second display device, it may be understood that two display screens are spliced along the abscissa direction thereof to form a new display screen, correspondingly, the sum of the maximum physical abscissas of the first display device and the second display device should be the maximum physical abscissa of the spliced display screens, and the respective physical abscissas of the first display device and the second display device are correspondingly converted according to the resolution ratio thereof to obtain respective calibration coordinates.
As an alternative embodiment, the resolution of the first touch device is the same as that of the second touch device, and the scaling and shifting are performed on the abscissa data in the first touch data according to the resolution of the first touch device and the resolution of the second touch device to perform the first calibration process on the first touch data, including: acquiring a preset offset, wherein the preset offset is half of the maximum value of the abscissa of the first display device; and adding a preset offset after dividing the abscissa data in the first touch data by 2 to obtain a processing result of the first calibration processing.
The resolution refers to the number of contacts that divide the screen into identifiable sections. Usually expressed in terms of the number of contacts in the horizontal and vertical directions, e.g. 32 x 32. The abscissa of the first Touch data received by the first control chip of the first display device is recorded as Z _ Touch _ X, the ordinate is recorded as Z _ Touch _ Y, the first control chip recalibrates and forwards the coordinate of the first Touch data according to the resolution ratio of the first Touch component to the second Touch component, and the calibrated coordinate of the first Touch data can be obtained through the following formula:
Z_Touch_Y_Out＝Z_Touch_Y；
Z_Touch_X_Out＝Z_Touch_X/2+Z_Touch_X_Max/2；
the Touch control method comprises the steps of calibrating first Touch data in a collage display mode, wherein Z _ Touch _ Y _ Out is a vertical coordinate of the calibrated first Touch data in the collage display mode, Z _ Touch _ X _ Out is an abscissa of the calibrated first Touch data in the collage display mode, and Z _ Touch _ X _ Max is a maximum value of the abscissa of first display equipment.
As an alternative embodiment, scaling abscissa data in the second touch data according to the resolution of the first touch component and the resolution of the second touch component includes: dividing the abscissa data in the second touch data by 2 to convert the abscissa data in the second touch data.
The abscissa of the second Touch data received by the second control chip of the second display device is denoted as F _ Touch _ X, the ordinate is denoted as F _ Touch _ Y, the second control chip recalibrates the coordinate of the second Touch data according to the resolution ratio of the first Touch component to the second Touch component, and the calibrated coordinate of the second Touch data can be obtained through the following formula:
F_Touch_Y_Out＝F_Touch_Y
F_Touch_X_Out＝F_Touch_X/2
the F _ Touch _ Y _ Out is a vertical coordinate of the calibrated second Touch data in the collage display mode, and the F _ Touch _ X _ Out is a horizontal coordinate of the calibrated second Touch data in the collage display mode.
Example 3
According to an embodiment of the present application, there is provided a data processing apparatus of a collage display system, and fig. 5 is a schematic diagram of the data processing apparatus of the collage display system according to the embodiment of the present invention, as shown in fig. 5, the collage display system includes: first display device and second display device, first display device includes first display screen, first control chip, first touch-control subassembly and processing unit, and the second display device includes second display screen, second control chip and second touch-control subassembly, and above-mentioned data processing apparatus includes: the instruction receiving module 51 is used for the processing unit to receive a double-screen collage instruction, and the processing unit instructs a first control chip of the first display device to perform first calibration processing and a second control chip of the second display device to perform second calibration processing according to the double-screen collage instruction, wherein the double-screen collage instruction is used for instructing the collage display system to enter a collage display mode; the first calibration module 52 is configured to perform a first calibration process on first touch data detected by the first touch component by using a first control chip in the first display device, where a result of the first calibration process is a first calibration touch coordinate; a second calibration module 53, configured to perform a second calibration process on second touch data detected by the second touch device by using a second control chip in the second display device, where a result of the second calibration process is a second calibration touch coordinate; a sending module 54, configured to send the first calibration touch coordinate and the second calibration touch coordinate to a processing unit in the first display device, respectively; the first processing module 55 is configured to generate touch information according to the first calibration touch coordinate and the second calibration touch coordinate, and send the touch information to the first control chip and the second control chip; and the first screen driving module 56 is used for the first control chip and the second control chip to send screen driving signals to the first display screen and the second display screen according to the touch information.
In this embodiment, a processing module is disposed in a first display device as a main screen, touch data of the first display device and a second display device as a secondary screen are processed by the same processing module, and before the processing module processes the touch data, touch data of both the first display device and the second display device are calibrated, so that when the two display devices are used as one display device by collage, the touch data can be correspondingly converted, and on the basis of realizing communication between the main screen and the secondary screen, the purpose of calibrating touch coordinates between the main screen and the secondary screen in a mutually matched manner is realized, so that the touch data can be identified when the two display devices are used as one display device, thereby realizing a touch operation function in a collage display mode, and further solving the technical problem that the touch operation is difficult for the collage screen in the prior art, the requirements of users for realizing man-machine interaction through touch operation while using the intelligent interactive panel to perform picture collage are met.
As an optional embodiment, the collage display system further includes a communication device, the processing unit receives the double-screen collage instruction, and the instruction receiving module is further configured to instruct, by the processing unit, the first control chip of the first display device to perform the first calibration process and instruct, by the communication device, the second control chip of the second display device to perform the second calibration process.
As an alternative embodiment, the first display device is disposed on the right side of the second display device, and the first calibration module includes: and the first conversion submodule is used for converting and offsetting the abscissa data in the first touch data according to the resolution of the first touch component and the resolution of the second touch component so as to perform first calibration processing on the first touch data.
As an alternative embodiment, the second calibration module includes: and the second conversion submodule is used for converting the abscissa data in the second touch data according to the resolution of the first touch component and the resolution of the second touch component.
As an alternative embodiment, the resolutions of the first touch device and the second touch device are the same, and the first scaling sub-module includes: the obtaining submodule is used for obtaining a preset offset, wherein the preset offset is half of the maximum value of the abscissa of the first display device; and the first data processing submodule is used for increasing a preset offset after dividing the abscissa data in the first touch data by 2 to obtain a processing result of the first calibration processing.
As an alternative embodiment, the second scaling submodule includes: and the second data processing submodule is used for dividing the abscissa data in the second touch data by 2 so as to convert the abscissa data in the second touch data.
The apparatus also includes modules for performing other method steps in example 2.
Example 4
According to an embodiment of the present application, a computer storage medium is provided, in which a plurality of instructions are stored, the instructions being suitable for being loaded by a processor and performing any of the above method steps, and a first calibration unit in a first display device performs a first calibration process on first touch data detected by a first touch component; performing second calibration processing on second touch data detected by the second touch component through a second calibration unit in the second display device; the processing result of the first calibration processing and the processing result of the second calibration processing are sent to the processing unit in the first display device. The method comprises the steps of arranging a processing unit in a first display device serving as a main screen, processing touch data of the first display device and a second display device serving as an auxiliary screen by the same processing unit, and calibrating the touch data of the two display devices before the touch data is processed by the processing unit, so that when the two display devices are used as one display device through splicing, the touch data can be correspondingly converted, and further on the basis of realizing communication between the main screen and the auxiliary screen, the purpose of mutually matching and calibrating touch coordinates between the main screen and the auxiliary screen is realized, so that the touch data can be identified when the two display devices are used as one display device, and further, the touch operation function in a splicing display mode is realized, and the technical problem that the splicing screen is difficult to perform touch operation in the prior art is solved, the requirements of users for realizing man-machine interaction through touch operation while using the intelligent interactive panel to perform picture collage are met.
Example 5
According to an embodiment of the present invention, there is provided an embodiment of a data processing method of a collage display system, it being noted that the steps illustrated in the flowchart of the figures may be performed in a computer system such as a set of computer-executable instructions, and that while a logical order is illustrated in the flowchart, in some cases the steps illustrated or described may be performed in an order different than here.
Fig. 7 is a data processing method of a collage display system according to an embodiment of the present invention, the collage display system including: the display device comprises a first display device and a second display device, wherein the first display device comprises a first display screen, a first control chip, a first screen driving chip, a first touch control assembly and a processing unit, and the second display device comprises a second display screen, a second control chip, a second screen driving chip and a second touch control assembly. As shown in fig. 7, the data processing method includes the following steps:
and step S701, the processing unit receives a double-screen collage instruction, and the processing unit instructs a first control chip of the first display device to perform first calibration processing and a second control chip of the second display device to perform second calibration processing according to the double-screen collage instruction, wherein the double-screen collage instruction is used for instructing the collage display system to enter a collage display mode.
The above-mentioned dual-screen collage instruction may be issued by a user operating on any one of the first display device and the second display device, for example, the user clicks an icon of the tiled screen on the touch screen of the first display device to issue the dual-screen collage instruction.
In step S702, a first control chip in the first display device performs a first calibration process on first touch data detected by the first touch component, where a result of the first calibration process is a first calibration touch coordinate.
In step S703, a second control chip in the second display device performs a second calibration process on second touch data detected by the second touch device, where the second calibration process result is a second calibration touch coordinate.
The first display device and the second display device comprise display screens for displaying, and a collage display mode is supported, and optionally, in the collage display mode, the first display device can be used as a main screen, and the second display device can be used as an auxiliary screen. Specifically, the first display device as the main screen is a display device configured with a PC module, and the second display device as the sub screen is a display device not configured with a PC module. The first display device and the second display device are provided with LVDS interfaces or VBO interfaces.
In actual use, the first display device and the second display device display image data, when a user clicks contents displayed on the first display device and the second display device through a touch object such as a finger or a stylus, for example, clicks a graphical button displayed on a display screen of the first display device and the second display device, the first touch component and the second touch component acquire touch data, the first touch component and the second touch component convert the touch data into coordinate data of touch points and transmit the coordinate data to the processing unit, the processing unit acquires the coordinate data of the touch points and transmits the coordinate data to a corresponding program to realize corresponding control operation, the display contents of the display screens of the first display device and the second display device are driven to change, and diversified display, image data are displayed on the first display device and the second display device, And (5) operation effect. Optionally, the first touch component and the second touch component are capacitive touch input devices or resistive touch input devices, and a user generates touch data through a corresponding operation on the touch input devices (for example, a sliding operation on a display screen).
In step S704, the first calibration touch coordinate and the second calibration touch coordinate are respectively sent to the processing unit in the first display device.
In step S705, the processing unit generates touch information according to the first calibration touch coordinate and the second calibration touch coordinate, and the processing unit sends the touch information to the first screen driver chip and the second screen driver chip.
The processing unit can be a built-in PC of the first display device of the main screen, can be communicated with the first control chip and the second control chip, and controls the first control chip and the second control chip to be matched with each other to respectively calibrate the coordinates of the first display device and the second display device according to the splicing display state.
It should be noted that the first display device and the second display device may include a plurality of control chips having control functions, the first display device includes a first control chip for touch calibration and a first screen driving chip for display screen driving, and the second display device includes a second control chip for touch calibration and a second screen driving chip for display screen driving.
Step 706, the first screen driving chip and the second screen driving chip send screen driving signals to the first display screen and the second display screen according to the touch information.
The screen driving signal is used for driving the first display screen and the second display screen to display, so that the first display screen and the second display screen display according to the calibrated first calibration touch coordinate and the calibrated second calibration touch coordinate.
It should be noted that, reference may be made to the relevant description in embodiment 1 or 2 for an optional or preferred embodiment of this embodiment, and details are not described here again.
Example 6
According to an embodiment of the present invention, there is provided an embodiment of a data processing method of a collage display system, and fig. 8 is a data processing method of a collage display system according to an embodiment of the present invention, the collage display system including: the display device comprises a first display device and a second display device, wherein the first display device comprises a first display screen, a first control chip, a first touch control assembly and a processing unit, and the second display device comprises a second display screen, a second control chip and a second touch control assembly. As shown in fig. 8, the data processing method includes the following steps:
in step S801, a first control chip in the first display device performs a first calibration process on first touch data detected by the first touch component, where a result of the first calibration process is a first calibration touch coordinate.
In step S802, a second control chip in the second display device performs a second calibration process on second touch data detected by the second touch device, where the second calibration process result is a second calibration touch coordinate.
The first display device and the second display device comprise display screens for displaying, and a collage display mode is supported, and optionally, in the collage display mode, the first display device can be used as a main screen, and the second display device can be used as an auxiliary screen. Specifically, the first display device as the main screen is a display device configured with a PC module, and the second display device as the sub screen is a display device not configured with a PC module. The first display device and the second display device are provided with LVDS interfaces or VBO interfaces.
In actual use, the first display device and the second display device display image data, when a user clicks contents displayed on the first display device and the second display device through a touch object such as a finger or a stylus, for example, clicks a graphical button displayed on a display screen of the first display device and the second display device, the first touch component and the second touch component acquire touch data, the first touch component and the second touch component convert the touch data into coordinate data of touch points and transmit the coordinate data to the processing unit, the processing unit acquires the coordinate data of the touch points and transmits the coordinate data to a corresponding program to realize corresponding control operation, the display contents of the display screens of the first display device and the second display device are driven to change, and diversified display, image data are displayed on the first display device and the second display device, And (5) operation effect. Optionally, the first touch component and the second touch component are capacitive touch input devices or resistive touch input devices, and a user generates touch data through a corresponding operation on the touch input devices (for example, a sliding operation on a display screen).
The first control chip and the second control chip are used as main control units of the display screen and are respectively used for driving display and touch control calibration of each display device.
In step S803, the first calibration touch coordinate and the second calibration touch coordinate are respectively sent to the processing unit in the first display device.
In step S804, the processing unit generates touch information according to the first calibration touch coordinate and the second calibration touch coordinate, and the processing unit sends the touch information to the first control chip and the second control chip.
The processing unit can be a built-in PC of the first display device of the main screen, can be communicated with the first control chip and the second control chip, and controls the first control chip and the second control chip to be matched with each other to respectively calibrate the coordinates of the first display device and the second display device according to the splicing display state.
In step S805, the first control chip and the second control chip send screen driving signals to the first display screen and the second display screen according to the touch information.
The screen driving signal is used for driving the first display screen and the second display screen to display, so that the first display screen and the second display screen display according to the calibrated first calibration touch coordinate and the calibrated second calibration touch coordinate.
In an optional embodiment, the first display device is a main screen, the second display device is an auxiliary screen, the first control chip of the main screen and the second control chip of the auxiliary screen respectively receive respective touch data and perform independent calibration, and the touch data of the main screen and the touch data of the auxiliary screen are transmitted to the processing unit. When the processing unit is switched to the collage display mode, the processing unit sets corresponding collage directions according to the positions of the first display device and the second display device, the collage opening state is sent to a first control chip of the first display device and a second control chip of the second display device respectively according to the position information, and the first control chip and the second control chip respectively calibrate the coordinates of the first touch control assembly and the second touch control assembly according to the received collage opening state and the position information, so that touch control calibration in the collage display mode is achieved.
Specifically, the position relationship between the first display device and the second display device may be an up-down relationship or a left-right relationship, and in order to enable the two display devices to be used as a whole touch screen when the two display devices are tiled into one display device, calibration processing needs to be performed on touch data generated on the two display devices respectively.
When two display devices are tiled to be used as a whole display device, in order to make the touch data accurate, it is necessary to obtain the coordinate parameters of each touch data in the coordinate system of the corresponding point of the whole display device after the tiling. The coordinate system of the corresponding point of the whole display device after the collage is taken as an example of a target coordinate system, the first calibration process is used for converting the coordinate parameter of the first touch data in the first display device into the coordinate parameter of the first touch data in the target coordinate system, the second calibration process is used for converting the coordinate parameter of the second touch data in the second display device into the coordinate parameter in the target coordinate system, and the coordinate parameter of each touch data in the target coordinate system can be obtained through the first calibration process and the second calibration process, so that the accurate control of touch is realized.
It should be noted that, reference may be made to the relevant description in embodiment 1 or 2 for an optional or preferred embodiment of this embodiment, and details are not described here again.
Example 7
According to an embodiment of the present application, there is provided a data processing apparatus of a collage display system, and fig. 9 is a schematic diagram of the data processing apparatus of the collage display system according to the embodiment of the present invention, the collage display system including: first display device and second display device, first display device includes first display screen, first control chip, first drives screen chip, first touch-control subassembly and processing unit, and second display device includes second display screen, second control chip, second and drives screen chip and second touch-control subassembly, as shown in fig. 9, above-mentioned data processing apparatus includes: the instruction receiving module 91 is used for the processing unit to receive a double-screen collage instruction, and the processing unit instructs a first control chip of the first display device to perform first calibration processing and a second control chip of the second display device to perform second calibration processing according to the double-screen collage instruction, wherein the double-screen collage instruction is used for instructing the collage display system to enter a collage display mode; the first calibration module 92 is configured to perform first calibration processing on first touch data detected by the first touch component by using a first control chip in the first display device, where a result of the first calibration processing is a first calibration touch coordinate; a second calibration module 93, in which a second control chip in the second display device performs a second calibration process on second touch data detected by the second touch component, and a result of the second calibration process is a second calibration touch coordinate; the sending module 94 is configured to send the first calibration touch coordinate and the second calibration touch coordinate to a processing unit in the first display device, respectively; the second processing module 95 is configured to generate touch information by the processing unit according to the first calibration touch coordinate and the second calibration touch coordinate, and the processing unit sends the touch information to the first screen driving chip and the second screen driving chip; and the second screen driving module 96 is used for sending a screen driving signal to the first display screen and the second display screen by the first screen driving chip and the second screen driving chip according to the touch information.
The apparatus also includes modules for performing other method steps in example 2.
Example 8
According to an embodiment of the present application, there is provided a data processing apparatus of a collage display system, and fig. 6 is a schematic diagram of the data processing apparatus of the collage display system according to the embodiment of the present invention, the collage display system including: as shown in fig. 6, the data processing apparatus includes a first display device and a second display device, where the first display device includes a first display screen, a first control chip, a first touch control component, and a processing unit, and the second display device includes a second display screen, a second control chip, and a second touch control component, and the data processing apparatus includes: the first calibration module 61 is configured to perform first calibration processing on first touch data detected by the first touch component by using a first control chip in the first display device, where a result of the first calibration processing is a first calibration touch coordinate; a second calibration module 62, configured to perform a second calibration process on second touch data detected by the second touch device by using a second control chip in the second display device, where a result of the second calibration process is a second calibration touch coordinate; a sending module 63, configured to send the first calibration touch coordinate and the second calibration touch coordinate to a processing unit in the first display device, respectively; the third processing module 64 is configured to generate touch information by the processing unit according to the first calibration touch coordinate and the second calibration touch coordinate, and the processing unit sends the touch information to the first control chip and the second control chip; and the third screen driving module 65 is configured to send a screen driving signal to the first display screen and the second display screen according to the touch information by the first control chip and the second control chip.
The apparatus also includes modules for performing other method steps in example 2.
Example 9
According to an embodiment of the present application, there is provided an intelligent interactive tablet, including: a processor and a memory; wherein the memory stores a computer program adapted to be loaded by the processor and to perform the method steps of any of the embodiment 2.
Fig. 10 is a schematic structural diagram of an intelligent interaction tablet according to an embodiment of the present application, where the intelligent interaction tablet includes the interaction device main body and the touch component, and as shown in fig. 10, the intelligent interaction tablet 1000 may include: at least one processor 1001, at least one network interface 1004, a user interface 1003, memory 1005, at least one communication bus 1002.
Wherein a communication bus 1002 is used to enable connective communication between these components.
The user interface 1003 may include a Display screen (Display) and a Camera (Camera), and the optional user interface 1003 may also include a standard wired interface and a wireless interface.
The network interface 1004 may optionally include a standard wired interface, a wireless interface (e.g., WI-FI interface), among others.
Processor 1001 may include one or more processing cores, among other things. The processor 1001, using various interfaces and lines to connect various parts throughout the smart interaction tablet 1000, performs various functions of the smart interaction tablet 1000 and processes data by executing or executing instructions, programs, code sets, or instruction sets stored in the memory 1005, as well as invoking data stored in the memory 1005. Alternatively, the processor 1001 may be implemented in at least one hardware form of Digital Signal Processing (DSP), Field-Programmable Gate Array (FPGA), and Programmable Logic Array (PLA). The processor 1001 may integrate one or more of a Central Processing Unit (CPU), a Graphics Processing Unit (GPU), a modem, and the like. Wherein, the CPU mainly processes an operating system, a user interface, an application program and the like; the GPU is used for rendering and drawing the content required to be displayed by the display screen; the modem is used to handle wireless communications. It is understood that the modem may not be integrated into the processor 1001, but may be implemented by a single chip.
The Memory 1005 may include a Random Access Memory (RAM) or a Read-Only Memory (Read-Only Memory). Optionally, the memory 1005 includes a non-transitory computer-readable medium. The memory 1005 may be used to store an instruction, a program, code, a set of codes, or a set of instructions. The memory 1005 may include a stored program area and a stored data area, wherein the stored program area may store instructions for implementing an operating system, instructions for at least one function (such as a touch function, a sound playing function, an image playing function, etc.), instructions for implementing the various method embodiments described above, and the like; the storage data area may store data and the like referred to in the above respective method embodiments. The memory 1005 may optionally be at least one memory device located remotely from the processor 1001. As shown in fig. 10, a memory 1005, which is a kind of computer storage medium, may include therein an operating system, a network communication module, a user interface module, and an operating application of the smart interactive tablet.
In the smart interactive tablet 1000 shown in fig. 10, the user interface 1003 is mainly used to provide an input interface for the user to obtain data input by the user; and the processor 1001 may be configured to call an operation application of the smart interactive tablet stored in the memory 1005, and specifically perform any one of the operations in embodiment 2.
The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments.
In the above embodiments of the present invention, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
In the embodiments provided in the present application, it should be understood that the disclosed technology can be implemented in other ways. The above-described embodiments of the apparatus are merely illustrative, and for example, the division of the units may be a logical division, and in actual implementation, there may be another division, for example, multiple units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, units or modules, and may be in an electrical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The integrated unit, if implemented in the form of a software functional unit and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a removable hard disk, a magnetic or optical disk, and other various media capable of storing program codes.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (13)

1. A collage display system, comprising:
a first display device, the first display device comprising: the touch control system comprises a first data interface, a first touch control assembly, a first calibration unit and a processing unit, wherein the first calibration unit is communicated with the first touch control assembly, the processing unit is communicated with the first calibration unit, and the first data interface is connected with the processing unit;
a second display device, the second display device comprising: the second calibration unit is connected with the first data interface of the first display device through the second data interface so that the second calibration unit establishes communication connection with the processing unit;
the first calibration unit is used for performing first calibration processing on first touch data detected by the first touch assembly and transmitting the first touch data after the first calibration processing to the processing unit;
the second calibration unit is configured to perform second calibration processing on second touch data detected by the second touch device and transmit the second touch data after the second calibration processing to the processing unit;
the first display device further comprises a communication device, the communication device is connected between the processing unit and the first calibration unit, the communication device is further connected between the processing unit and the second calibration unit through the second data interface, and the processing unit is further used for sending a double-screen collage instruction to the first calibration unit and the second calibration unit through the communication device.
2. The system according to claim 1, wherein the first display device is disposed on the right side of the second display device, and the first calibration unit is further configured to scale and offset abscissa data in the first touch data to perform a first calibration process on the first touch data; the second calibration unit is further configured to convert abscissa data in the second touch data to perform second calibration processing on the second touch data.
3. The system of claim 2, wherein the first touch device and the second touch device have the same resolution, and the first calibration unit is further configured to increase a preset offset after dividing abscissa data in the first touch data by 2, wherein the preset offset is half of a maximum abscissa value of the first display device.
4. The system of claim 2, wherein the first touch component and the second touch component have the same resolution, and the second calibration unit is further configured to divide the abscissa data in the second touch data by 2 to scale the abscissa data in the second touch data.
5. The system of claim 1, wherein the first display device further comprises a signal conversion device, a first switching device, and a first display screen,
the signal conversion device is connected between a first display screen of the first display device and the first calibration unit, and is used for forwarding the screen driving signal sent by the first calibration unit to the first display screen;
a first end of the first switching device communicates with a second data interface of the second display device, and a second end of the first switching device switches between the signal conversion device and the processing unit, wherein the processing unit is switched to when the collage display system enters a collage display mode;
and under the condition that the first switching device is switched to the signal conversion device, the signal conversion device is also used for converting the screen driving signal into a multimedia signal and sending the multimedia signal to a second data interface of the second display equipment through the first switching device.
6. A data processing method of a collage display system, the collage display system comprising: the data processing method comprises the following steps that the first display device comprises a first display screen, a first control chip, a first touch control assembly and a processing unit, the second display device comprises a second display screen, a second control chip and a second touch control assembly, and the data processing method comprises the following steps:
the processing unit receives a double-screen collage instruction, and the processing unit instructs a first control chip of the first display device to perform first calibration processing and a second control chip of the second display device to perform second calibration processing according to the double-screen collage instruction, wherein the double-screen collage instruction is used for instructing the collage display system to enter a collage display mode;
a first control chip in the first display device performs the first calibration processing on first touch data detected by the first touch component, wherein the first calibration processing result is a first calibration touch coordinate;
the second control chip in the second display device performs the second calibration processing on second touch data detected by the second touch component, and the second calibration processing result is a second calibration touch coordinate;
respectively sending the first calibration touch coordinate and the second calibration touch coordinate to a processing unit in the first display device;
the processing unit generates touch information according to the first calibration touch coordinate and the second calibration touch coordinate, and the processing unit sends the touch information to the first control chip and the second control chip;
and the first control chip and the second control chip send screen driving signals to the first display screen and the second display screen according to the touch information.
7. The method of claim 6, wherein the collage display system further comprises a communication device, wherein the processing unit receives a two-screen collage instruction, and wherein the processing unit instructs a first control chip of the first display device to perform a first calibration process and a second control chip of the second display device to perform a second calibration process according to the two-screen collage instruction, comprising:
the processing unit sends an instruction through the communication device to instruct a first control chip of the first display device to perform first calibration processing and a second control chip of the second display device to perform second calibration processing.
8. The method according to claim 6, wherein the first display device is disposed on a right side of the second display device, and the first calibration process is performed on the first touch data detected by the first touch component by a first control chip in the first display device, and includes:
and performing conversion and offset on abscissa data in the first touch data according to the resolution of the first touch component and the resolution of the second touch component so as to perform first calibration processing on the first touch data.
9. The method of claim 8, wherein the second calibration processing of the second touch data detected by the second touch component by the second control chip in the second display device comprises:
and converting the abscissa data in the second touch data according to the resolution of the first touch component and the resolution of the second touch component.
10. The method of claim 8, wherein the first touch component and the second touch component have the same resolution, and scaling and shifting abscissa data in the first touch data according to the resolution of the first touch component and the resolution of the second touch component to perform a first calibration process on the first touch data comprises:
acquiring a preset offset, wherein the preset offset is half of the maximum value of the abscissa of the first display device;
and adding a preset offset after dividing the abscissa data in the first touch data by 2 to obtain a processing result of the first calibration processing.
11. The method of claim 10, wherein scaling the abscissa data in the second touch data according to the resolution of the first touch component and the resolution of the second touch component comprises:
dividing the abscissa data in the second touch data by 2 to convert the abscissa data in the second touch data.
12. A data processing method of a collage display system, the collage display system comprising: the data processing method comprises the following steps that the first display device comprises a first display screen, a first control chip, a first screen driving chip, a first touch control assembly and a processing unit, the second display device comprises a second display screen, a second control chip, a second screen driving chip and a second touch control assembly, and the data processing method comprises the following steps:
the processing unit receives a double-screen collage instruction, and the processing unit instructs a first control chip of the first display device to perform first calibration processing and a second control chip of the second display device to perform second calibration processing according to the double-screen collage instruction, wherein the double-screen collage instruction is used for instructing the collage display system to enter a collage display mode;
a first control chip in the first display device performs the first calibration processing on first touch data detected by the first touch component, wherein the first calibration processing result is a first calibration touch coordinate;
the second control chip in the second display device performs the second calibration processing on second touch data detected by the second touch component, and the second calibration processing result is a second calibration touch coordinate;
the first calibration touch coordinate and the second calibration touch coordinate are respectively sent to a processing unit in the first display device;
the processing unit generates touch information according to the first calibration touch coordinate and the second calibration touch coordinate, and the processing unit sends the touch information to the first screen driving chip and the second screen driving chip;
and the first screen driving chip and the second screen driving chip send screen driving signals to the first display screen and the second display screen according to the touch information.
13. A data processing method of a collage display system, the collage display system comprising: the data processing method comprises the following steps that the first display device comprises a first display screen, a first control chip, a first touch control assembly and a processing unit, the second display device comprises a second display screen, a second control chip and a second touch control assembly, and the data processing method comprises the following steps:
a first control chip in the first display device performs first calibration processing on first touch data detected by the first touch component, wherein the first calibration processing result is a first calibration touch coordinate;
the second control chip in the second display device performs second calibration processing on second touch data detected by the second touch component, wherein a result of the second calibration processing is a second calibration touch coordinate;
the first calibration touch coordinate and the second calibration touch coordinate are respectively sent to a processing unit in the first display device;
the processing unit generates touch information according to the first calibration touch coordinate and the second calibration touch coordinate, and the processing unit sends the touch information to the first control chip and the second control chip;
and the first control chip and the second control chip send screen driving signals to the first display screen and the second display screen according to the touch information.
CN202110225458.7A 2021-03-01 2021-03-01 Collage display system and data processing method thereof Pending CN112882673A (en)

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