WO2022184029A1 - Système d'affichage à collage et son procédé de traitement de données - Google Patents

Système d'affichage à collage et son procédé de traitement de données Download PDF

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Publication number
WO2022184029A1
WO2022184029A1 PCT/CN2022/078449 CN2022078449W WO2022184029A1 WO 2022184029 A1 WO2022184029 A1 WO 2022184029A1 CN 2022078449 W CN2022078449 W CN 2022078449W WO 2022184029 A1 WO2022184029 A1 WO 2022184029A1
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Prior art keywords
touch
display device
data
screen
display
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PCT/CN2022/078449
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English (en)
Chinese (zh)
Inventor
林再佳
杨起源
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广州视源电子科技股份有限公司
广州视睿电子科技有限公司
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Publication of WO2022184029A1 publication Critical patent/WO2022184029A1/fr

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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

Definitions

  • the present disclosure relates to the technical field of splicing screens, and in particular, to a collage display system and a data processing method thereof.
  • the pictures output by the PC can be divided into multiple display screens, so that the multiple display screens can be used as one display to splicing the pictures and display them in full screen.
  • the existing collage display mode often does not allow the touch function, and only expands the display screen.
  • the collage display mode cannot satisfy the recognition of the touch operation.
  • the embodiments of the present disclosure provide a collage display system and a data processing method thereof, so as to at least solve the technical problem that the splicing screen is difficult to perform touch operation in the prior art.
  • a collage display system including: a first display device, the first display device including: a first data interface, a first touch control component, and a first touch control component in communication.
  • a first calibration unit and a processing unit communicating with the first calibration unit, a first data interface is connected to the processing unit;
  • a second display device the second display device includes: a second data interface, a second touch control component, and a second touch
  • the second calibration unit communicates with the control assembly, and the second calibration unit is connected to the first data interface of the first display device through the second data interface, so that the second calibration unit establishes a communication connection with the processing unit;
  • the first calibration unit uses performing a first calibration process on the first touch data detected by the first touch component, and transmitting the first touch data after the first calibration process to the processing unit;
  • the second calibration unit is used for calibrating the second touch component
  • the detected second touch data is subjected to a second calibration process, and the second touch data after the second calibration process is transmitted to the
  • a data processing method for a collage display system includes: a first display device and a second display device, the first display device includes a first display screen, A first control chip, a first touch control component, and a processing unit, the second display device includes a second display screen, a second control chip, and a second touch control component, and the data processing method includes: the processing unit receives a dual-screen collage instruction , the processing unit instructs the first control chip of the first display device to perform the first calibration process and the second control chip of the second display device to perform the second calibration process according to the dual-screen tiling instruction, wherein the dual-screen tiling instruction is used to indicate
  • the collage display system enters the collage display mode; the first control chip in the first display device performs a first calibration process on the first touch data detected by the first touch component, and the result of the first calibration process is the first calibration touch coordinates; the second control chip in the second display device performs a second calibration process
  • a data processing apparatus of a collage display system includes: a first display device and a second display device, and the data processing apparatus includes: an instruction receiving module , for receiving a dual-screen collage instruction, wherein the dual-screen collage instruction is used to instruct the collage display system to enter the collage display mode; the first calibration module is used to pass the first calibration module in the first display device.
  • the calibration unit performs a first calibration process on the first touch data detected by the first touch component;
  • the second calibration module is configured to perform a first calibration process on the first touch data detected by the second touch component through the second calibration unit in the second display device.
  • the second calibration process is performed on the touch data;
  • the processing module is arranged in the first display device and is used for acquiring the process result of the first calibration process and the process result of the second calibration process.
  • a data processing method for a collage display system includes: a first display device and a second display device, the first display device includes a first display screen, A first control chip, a first screen driving chip, a first touch control component and a processing unit, the second display device includes a second display screen, a second control chip, a second screen driving chip and a second touch control component, the above data processing
  • the method includes: a processing unit receives a dual-screen tiling instruction, and the processing unit instructs, according to the dual-screen tiling instruction, a first control chip of a first display device to perform a first calibration process and a second control chip of a second display device to perform a second calibration process , wherein the dual-screen collage instruction is used to instruct the collage display system to enter the collage display mode; the first control chip in the first display device performs a first calibration process on the first touch data detected by the first touch component , the result of the first calibration process is
  • the processing unit generates touch information according to the first calibrated touch coordinates and the second calibrated touch coordinates, and the processing unit sends the touch information to the first screen driver chip and the second screen driver chip; the first screen driver chip and the second screen driver chip
  • the second screen drive chip sends a screen drive signal to the first display screen and the second display screen according to the touch information.
  • a data processing method for a collage display system includes: a first display device and a second display device, the first display device includes a first display screen, A first control chip, a first touch control component, and a processing unit, the second display device includes a second display screen, a second control chip, and a second touch control component, and the above data processing method includes: a first display device in the first display device.
  • the control chip performs a first calibration process on the first touch data detected by the first touch component, and the result of the first calibration process is the first calibrated touch coordinates; the second control chip in the second display device performs a first calibration process on the second touch data.
  • the second calibration process is performed on the second touch data detected by the control component, and the result of the second calibration process is the second calibration touch coordinates;
  • the first control chip sends the first calibration touch coordinates to the processing in the first display device
  • the second control chip sends the second calibrated touch coordinates to the processing unit in the first display device;
  • the processing unit generates touch information according to the first calibrated touch coordinates and the second calibrated touch coordinates, and the processing unit sends the touch information to the first control chip and the second control chip;
  • the first control chip and the second control chip send a screen driving signal to the first display screen and the second display screen according to the touch information.
  • a collage display system including: a first display device and a second display device, and the first display device includes: a first data interface, a first touch control component, and communication with the first touch control component
  • the first calibration unit and the processing unit in communication with the first calibration unit, the first data interface is connected with the processing unit;
  • the second display device includes: a second touch component, a second calibration unit in communication with the second touch component unit and a second data interface, the second calibration unit is connected to the first data interface of the first display device through the second data interface, so that the second calibration unit and the processing unit establish a communication connection;
  • the The first calibration unit is configured to perform a first calibration process on the first touch data detected by the first touch component, and transmit the first touch data after the first calibration process to the processing unit;
  • the The second calibration unit is configured to perform a second calibration process on the second touch data detected by the second touch component, and transmit the second touch data after the second calibration process to the processing unit.
  • a processing unit is set 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 secondary screen are processed by the same processing unit, and the touch data is processed in the processing unit
  • the touch data of the two display devices were calibrated, so that when the two display devices are used as one display device through collage, the touch data can also be converted accordingly, thereby realizing the main screen and
  • the purpose of calibrating the touch coordinates between the main screen and the secondary screen is realized, so that the touch data can be recognized when the two display devices are used as one display device.
  • the touch operation function in the sticker display mode further solves the technical problem that the splicing screen is difficult to perform touch operation in the prior art, and meets the needs of users to realize human-computer interaction through touch operation while using the intelligent interactive tablet to perform screen collage. .
  • FIG. 1 is a schematic diagram of a collage display system according to an embodiment of the present disclosure
  • 2a is a schematic diagram of a display screen in which two display screens are independently displayed in the related art
  • 2b is a schematic diagram of a display screen of two display screens in a collage display mode in the related art
  • FIG. 3 is a schematic diagram of an optional collage display system according to an embodiment of the present disclosure.
  • FIG. 4 is a flowchart of a data processing method of a collage display system according to an embodiment of the present disclosure
  • FIG. 5 is a schematic diagram of a data processing apparatus of a collage display system according to an embodiment of the present disclosure
  • FIG. 6 is a schematic diagram of a data processing apparatus of a collage display system according to an embodiment of the present disclosure
  • FIG. 7 is a flowchart of a data processing method of a collage display system according to an embodiment of the present disclosure
  • FIG. 8 is a flowchart of a data processing method of a collage display system according to an embodiment of the present disclosure
  • FIG. 9 is a schematic diagram of a data processing device of a collage display system according to an embodiment of the present disclosure.
  • FIG. 10 is a schematic structural diagram of an intelligent interactive tablet provided by an embodiment of the present disclosure.
  • the collage display function can share an image among multiple independent monitors.
  • the LCD monitors of two computers that support the collage mode can share the operation interface from left to right. Start on one monitor and end on the last monitor; or an image is shared by multiple monitors from top to bottom, and the Windows taskbar remains on the first monitor only.
  • Fig. 2a is a schematic diagram of a display screen in which two display screens are independently displayed. As shown in Fig. 2a, the display screen 21 and the display screen 22 are in the independent display mode, and display their respective pictures independently, wherein the display screen 21 is a secondary screen, The display screen 22 is the main screen. After the display screen 21 and the display screen 22 are switched to the collage display mode, FIG.
  • 2b is a schematic diagram of the display screen of the two display screens in the collage display mode.
  • the display screen 21 The screen is displayed together with the display screen 22 along its horizontal direction from left to right, and the display screen 21 and the display screen 22 each display half of the original screen.
  • the collage display mode on multiple displays supports higher resolutions, and the resolution of the 4Kx2K display mode is achieved by applying 2Kx2K resolution on both displays. 4Kx2K resolution is one of the display resolutions in collage display mode.
  • the collage display mode supports video/game playback and uses a single audio stream to pass through all monitors, enabling simultaneous playback of audio from multiple monitors.
  • the existing single touch display screen can display images and can realize the touch function at the same time.
  • the sharing of one image by multiple touch display screens specifically refers to displaying an image originally displayed on one touch display screen in a display area formed by splicing multiple touch display screens.
  • the present disclosure provides the following embodiments of a collage display system to at least solve the problem of difficult touch operations on a splicing screen.
  • the collage display system includes: a first display device 10, and the first display device 10 includes: a first data interface 104, a first A touch component 101, a first calibration unit 102 communicating with the first touch component 101, and a processing unit 103 communicating with the first calibration unit, the first data interface 104 is connected to the processing unit 103; the second display device 20, the first The second display device 20 includes: a second touch component 201, a second calibration unit 202 and a second data interface 203 communicating with the second touch component 201, and the second calibration unit 202 communicates with the first display device through the second data interface 203 10 is connected to the first data interface 104, so that the second calibration unit 202 establishes a communication connection with the processing unit 103; A calibration process, transmitting the first touch data after the first calibration process to the processing unit 103; the second calibration unit 202 is used for performing a second calibration process on the second touch data detected by the second touch
  • the second data interface 203 is connected between the processing unit 103 and the second calibration unit 202 , wherein the processing unit 103 is further configured to send a dual-screen collage instruction to the first calibration unit 102 and the second calibration unit 202 through the communication device 105 .
  • the dual-screen collage instruction is used to instruct the collage display system to enter the collage display mode, and the collage display mode refers to the display mode in which the first display device 10 and the second display device 20 enter the collage display function. .
  • the above-mentioned first display device 10 and second display device 20 include display screens for display and support a collage display function.
  • the first display device 10 can be used as a
  • the device 20 can be used as a secondary screen.
  • the first display device 10 as the main screen is a display device configured with a PC module
  • the second display device 20 as a secondary screen is a display device without a PC module.
  • the first display device 10 and the second display device 2 have LVDS (Low Voltage Differential Signaling, low voltage differential signaling) interfaces or VBO (Video by one) interfaces.
  • 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.
  • the display screens of the first display device 10 and the second display device 20 Display screen data, when the user clicks the content 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 on the display screens of the first display device 10 and the second display device 20
  • the displayed graphic button, the first touch component 101 and the second touch component 201 collect touch data, and the first touch component 101 and the second touch component 201 convert the touch data into the coordinate data of the touch point
  • the processing unit obtains the coordinate data of the touch point, it is sent to the corresponding program to realize the corresponding control operation, and the display content of the display screen of the first display device 10 and the second display device 20 is driven to change, so as to realize various Display and operation effects.
  • touch components can be divided into five basic categories: vector pressure sensing technology touch components, resistive technology touch components, capacitive technology touch components, electromagnetic technology touch screens, infrared technology touch components, Surface Acoustic Wave Technology Touch Components. According to the working principle of touch components and the medium for transmitting information, touch components can be divided into four types: resistive type, capacitive induction type, electromagnetic induction type, infrared type and surface acoustic wave type.
  • the first touch component 101 and the second touch component 201 are an infrared touch frame, a capacitive touch input device or a resistive touch input device, and the user performs a touch operation on the touch input device (for example, a sliding operation is performed on the display screen) to generate corresponding touch data.
  • the above-mentioned first display device 10 and second display device 20 are intelligent interactive tablets, and the intelligent interactive tablet at least includes a touch display module and a control unit, wherein the touch display module It includes a display screen, a touch control assembly and a backlight assembly.
  • the backlight assembly is used to provide a backlight light source for the display screen.
  • the display screen adopts a liquid crystal display device for image display.
  • the touch control assembly is arranged on the display screen or is arranged on the display screen The front end is used to collect touch data generated by the user's touch operation, and send the collected touch data to the controller for processing.
  • the first calibration unit 102 and the second calibration unit 202 are the 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 each display device, respectively. It should be noted that the first calibration unit or the second calibration unit may include multiple control chips with control functions. For example, the first calibration unit may include a display control chip for driving the display screen, and a Calibrate the control chip.
  • the above-mentioned processing unit 103 can be a built-in PC (Personal Computer, computer) of the first display device 10 of the main screen, which communicates 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 , respectively calibrate the first touch data and the second touch data according to the positional relationship of the two display devices.
  • PC Personal Computer, computer
  • the positional relationship between the first display device 10 and the second display device 20 may be an up-down relationship or a left-right relationship, so that when the two are collaged into one display device, they can be used as a whole touch display screen, The touch data generated on the two display devices needs to be calibrated separately.
  • the above-mentioned first calibration process is used to represent that the coordinate parameters of the first touch data in the first display device 10 are converted into The coordinate parameters in the target coordinate system
  • the above-mentioned second calibration process is to convert the coordinate parameters of the second touch data in the second display device 20 into coordinate parameters in the target coordinate system, through the first calibration process and In the second calibration process, the coordinate parameters of each touch data in the target coordinate system can be obtained, thereby realizing precise control of the touch.
  • the first display device further includes a communication device 105.
  • the above-mentioned communication device 105 may be a router, the router is connected between the processing unit and the first calibration unit, and the router is also connected via the second data interface 203 to the router. Between the processing unit 103 and the second calibration unit 202, where the processing unit 103 is further configured to send a dual-screen collage instruction to the first calibration unit and the second calibration unit through the router.
  • the above router connects the first calibration unit 102, the processing unit 103 and the second calibration unit 202, and forms a local area network among the three, so that the first calibration unit 102 and the second calibration unit 202 can upload their touch data, and the processing unit 103 may deliver information such as the splicing state and positional relationship of the first display device 10 and the second display device 20 .
  • the first display device 10 is a main screen
  • the second display device 20 is a sub-screen.
  • the first display device 10 serving as the main screen is a display device configured with a PC module, serving as a sub-screen
  • the second display device 20 is not a display device configured with a PC module.
  • the control chips of the main screen and the sub-screen respectively receive their 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 .
  • the processing unit 103 switches to the collage display mode, the processing unit 103 sets the corresponding collage direction according to the positions of the first display device 10 and the second display device 20, and sends the collage open state to the first display device 10 and the second display device 20 respectively according to the aforementioned position information.
  • a control chip of the display device 10 and a control chip of the second display device 20, the control chips of the first display device 10 and the second display device 20 respectively use the aforementioned position information to control the first touch control according to the received tile open state.
  • the coordinates of the component 101 and the second touch component 201 are calibrated to realize touch calibration under the collage display function.
  • the collage display system includes: a first display device 10 and a second display device 20.
  • the first display device 10 includes: a first data interface 104, a first touch component 101, and a first touch
  • the first calibration unit 102 in communication with the control component and the processing unit 103 in communication with the first calibration unit 102, the first data interface 104 is connected with the processing unit 103;
  • the second display device 20 includes: a second touch control component 201, which is connected to the The second calibration unit 202 and the second data interface 203 communicate with the second touch component 201 , the second calibration unit 202 is connected to the first data interface of the first display device 10 through the second data interface 203 , so as to establish a communication connection between the second calibration unit and the processing unit; wherein, the first calibration unit 102 is used to perform a first calibration process on the first touch data detected by the first touch component 101, The calibrated first touch data is transmitted to the processing unit 103 ; the second calibration unit 202 is configured to perform a second
  • a processing unit 103 is set in the first display device 10 serving as the main screen, and the touch data of the first display device 10 and the second display device 20 serving as the sub-screen are processed by the same processing unit 103, and processed in the processing unit 103.
  • 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 also be converted accordingly.
  • the purpose of calibrating the touch coordinates between the main screen and the sub-screen can be achieved, so that the touch data can be read when the two display devices are used as one display device.
  • the touch operation function in the collage display mode is realized, and the technical problem that the touch operation is difficult to be performed on the splicing screen in the prior art is solved, and the user can use two intelligent interactive tablets to make screen collages. control operation to realize the needs of human-computer interaction.
  • the first display device is disposed on the right side of the second display device, and the first calibration unit is further configured to convert and offset the abscissa data in the first touch data, so as to adjust the first The touch data is subjected to the first calibration process; the second calibration unit is further configured to convert the abscissa data in the second touch data to perform the second calibration process on the second touch data.
  • first display device when the first display device is located on the right side of the second display device, it can be understood that the two display devices are spliced along the abscissa direction to form a new display device. Correspondingly, the first display device and the second display device form a new display device.
  • the sum of the maximum physical abscissas of the device should be the maximum physical abscissa of the display screen after splicing. Calibration coordinates.
  • the resolutions of the first touch component and the second touch component are the same, and the first calibration unit is further configured to divide the abscissa data in the first touch data by 2 and then add a preset , where the preset offset is half of the maximum value of the abscissa of the first display device.
  • the above resolution refers to dividing the screen into the number of recognizable touch points. Usually expressed by the number of contacts in the horizontal and vertical directions, such as 32 ⁇ 32.
  • the abscissa of the first touch data received by the first calibration unit of the first display device is marked as Z_Touch_X, and the ordinate is marked as Z_Touch_Y.
  • the first calibration unit is based on the resolution ratio between the first touch component and the second touch component.
  • the calibrated coordinates of the first touch data can be obtained by the following formula:
  • Z_Touch_Y_Out is the ordinate of the first touch data after calibration in the collage display mode
  • Z_Touch_X_Out is the abscissa of the first touch data after calibration in the collage display mode
  • Z_Touch_X_Max is the maximum value of the abscissa of the first display device .
  • the resolutions of the first touch component and the second touch component are the same, and the second calibration unit is further configured to divide the abscissa data in the second touch data by 2, so as to adjust the Second, the abscissa data in the touch data is converted.
  • the abscissa of the second touch data received by the second calibration unit of the second display device is marked as F_Touch_X, and the ordinate is marked as F_Touch_Y.
  • the second calibration unit is based on the resolution ratio between the first touch component and the second touch component.
  • the calibrated coordinates of the second touch data can be obtained by the following formula:
  • F_Touch_Y_Out is the ordinate of the calibrated second touch data in the collage display mode
  • F_Touch_X_Out is the abscissa of the calibrated second touch data in the collage display mode.
  • 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 uses It is used to forward the screen driving signal sent by the first calibration unit to the first display screen; the first end of the first switching device communicates with the second data interface of the second display device, and the second end of the first switching device is in the signal conversion device.
  • Switch between the collage display system and the processing unit wherein when the collage display system enters the collage display mode, it switches to the processing unit; when the first switching device is switched to the signal conversion device, the signal conversion device is also used to drive the screen.
  • the signal is converted into a multimedia signal and sent to the second data interface of the second display device through the first switching device.
  • the multimedia signal is an HDMI (High Definition Multimedia Interface, high-definition multimedia interface) signal
  • the above-mentioned signal conversion device can convert the drive screen signal of the first calibration unit into an HDMI signal for output, and the first switching device It can be an HDMI switch to achieve full-channel HDMI signal output or HDMI signal output from the processing unit.
  • the HDMI switch is switched to the signal conversion device, and the display image of the first display device is transmitted to the 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 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 The second display device, so that the second display device and the first display device collage display images.
  • FIG. 3 is a schematic diagram of an optional collage display system according to an embodiment of the present disclosure.
  • the collage display system includes: a main screen 10 and a secondary screen 20 . Both the main screen 10 and the secondary screen 20 may be intelligent interactive tablets.
  • the main screen 10 includes: a display screen G, a touch input device Z_touch for operating the display screen G of the main screen 10 to display icons/content, a USB input terminal H, a control chip of the main screen 10, a processing unit PC, an HDMI switch Y, a USB Switching system M and USB switching system N.
  • the secondary screen 20 includes a display screen A, a touch input device F_touch for operating the display screen A of the secondary screen 20 to display icons/content, a control chip (Monitor D in FIG. 3) of the secondary screen 20, an interface F and a USB switch system C.
  • the main screen 10 and the secondary screen 20 are connected through an OTG USB interface.
  • the control chip of the main screen 10 includes a control chip Monitor K for driving the display screen of the main screen 10, and a control chip Z for coordinate touch calibration.
  • the control chip Z can not only be used to calibrate the touch data of the main screen 10 and the secondary screen 20, but also be used to control other functional modules in the collage display system.
  • the control chip Z can also be used as a
  • the control chip of the power supply of the main screen 10 is used to provide the control signal of the power supply.
  • Both the control chip Monitor K and the control chip Z of the main screen 10 can be used for the touch coordinate calibration of the main screen 10 and the sub-screen 20 .
  • the control chip Monitor K of the main screen 10 can be used for the touch coordinate processing of the main screen 10 and the sub-screen 20.
  • the touch input device F_touch of the sub-screen 20 obtains the original touch data on the sub-screen 20 , in turn transmits to the control chip Monitor K of the main screen 10 through the interface F, the OTG USB interface, the USB input terminal H, and the USB switching system M, and the touch input device Z_touch of the main screen 10 obtains the original touch data on the main screen 10, and passes the USB
  • the switching system N is transmitted to the Monitor K, and the Monitor K processes the received touch data of the main screen 10 and the sub-screen 20 .
  • the HDMI switch Y is connected to the signal conversion system X and the PC of the main screen 10 respectively.
  • the HDMI switch Y is connected to the signal conversion system X, and the control chip Monitor K passes the signal conversion in turn.
  • the system X and the HDMI switch Y transmit the image displayed on the main screen 10 to the sub screen 20 , so that the image displayed on the sub screen 20 and the main screen 10 is the same.
  • 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 display images in a collage. .
  • USB switching system C is used for switching data transmission channels in which the main screen 10 and the sub-screen 20 work in different modes.
  • the USB switching system C is used to switch the original touch data on the secondary screen obtained by the touch input device F_touch of the secondary screen 20 between the interface F and the control chip MonitorD of the secondary screen 20, so as to cooperate with the main screen 10
  • the sub-screen 20 realizes the conversion of data channels.
  • the USB switching system M is used to switch the data transmitted by the secondary screen 20 through the interface F between the PC and the Monitor K
  • the USB switching system N is used to switch the connection relationship of the touch input device Z_touch of the main screen 10 between the control chips Monitor K and Monitor K. Switch between PCs.
  • the USB switching system C of the secondary screen 20 switches the data transmission line to the interface F
  • the USB switching system M of the main screen 10 switches to Monitor K, so that the touch input device F_touch of the secondary screen 20 obtains the The original touch data on the secondary screen 20 is transmitted to Monitor K.
  • USB switching system M and the USB switching system N are switched and connected to the PC, they can be respectively 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 main screen 10 .
  • the touch input device F_touch of the secondary screen 20 obtains the original touch data on the secondary screen 20, and its abscissa and ordinate are respectively: F_Touch_X, F_Touch_Y, and switch to the secondary screen through the USB switching system C 20
  • Monitor D receives and calibrates the original touch data of the secondary screen 20, and then sends it to the USB input terminal H of the main screen 10 through its interface F and the OTG USB interface in turn, and then switches the system M input through the USB. to the PC.
  • the touch input device Z_touch of the main screen 10 obtains the original touch data (its abscissa and ordinate are respectively: Z_Touch_X, Z_Touch_Y), and switches to Monitor K through the USB switch N, and Monitor K forwards the original touch data to the main screen
  • the 10 coordinate control chip Z performs the coordinate correction processing
  • the 10 coordinate control chip Z of the main screen forwards it to the processing unit PC.
  • the first calibration unit of the above-mentioned first display device is the Monitor K used for display driving and the control chip Z used 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 also includes a router, which is connected with the main screen display controller Monitor K, the processing unit PC, and the secondary screen 20 display controller Monitor D (which can be connected through the interface F) to form a network path, which can be used for communication.
  • a router which is connected with the main screen display controller Monitor K, the processing unit PC, and the secondary screen 20 display controller Monitor D (which can be connected through the interface F) to form a network path, which can be used for communication.
  • F_Touch_Y_Out and F_Touch_X_Out are the ordinate and abscissa of the touch data of the secondary screen after calibration in the collage display mode, respectively
  • Z_Touch_Y_Out and Z_Touch_X_Out are the ordinate and abscissa of the touch data of the main screen after calibration in the collage display mode, respectively.
  • the main screen 10 and the secondary screen 20 are realized by setting up a network communication path between the main screen 10 and the secondary screen 20, and according to the acquired splicing display status of the processing unit PC (including information such as splicing on and dual screen positions), the main screen 10 and the secondary screen 20 are realized
  • the touch coordinates are calibrated in cooperation with each other, which solves the technical problem that the splicing screen is difficult to perform touch operation in the prior art, and satisfies the user's demand for realizing human-computer interaction through touch operation while using the intelligent interactive tablet for screen collage.
  • an embodiment of a data processing method for a collage display system is provided. It should be noted that the steps shown in the flowchart of the accompanying drawings may be implemented in a computer system such as a set of computer-executable instructions. and, although a logical order is shown in the flowcharts, in some cases the steps shown or described may be performed in an order different from that herein.
  • the collage display system includes the collage display system in Embodiment 1, wherein the first calibration unit is a first control chip, and the second calibration unit is The second control chip.
  • the collage display system includes: a first display device and a second display device.
  • the first display device includes a first display screen, a first control chip, a first touch control component, and a processing unit.
  • the second The display device includes a second display screen, a second control chip and a second touch control component.
  • the above data processing method includes the following steps:
  • Step S401 the processing unit receives the dual-screen collage instruction, and the processing unit instructs the first control chip of the first display device to perform the first calibration process and the second control chip of the second display device to perform the second calibration process according to the dual-screen collage instruction.
  • the dual-screen collage instruction is used to instruct the collage display system to enter a collage display mode.
  • the above-mentioned dual-screen collage instruction can be issued by the user operating on any one of the first display device and the second display device. For example, the user clicks the icon of the splicing screen on the touch screen of the first display device to issue a dual-screen collage. Paste instructions.
  • Step S402 the first control chip in the first display device performs a first calibration process on the first touch data detected by the first touch component, and the result of the first calibration process is the first calibrated touch coordinates.
  • Step S403 the second control chip in the second display device performs a second calibration process on the second touch data detected by the second touch component, and the result of the second calibration process is the second calibrated touch coordinates.
  • the above-mentioned first display device and second display device include a display screen for display, and support a collage display mode.
  • the first display device can be used as the main screen
  • the second display device can be used as a secondary display.
  • Screen Specifically, the first display device serving as the main screen is a display device configured with a PC module
  • the second display device serving as a secondary screen is a display device configured with no PC module.
  • the first display device and the second display device have an LVDS interface or a VBO interface.
  • the aforementioned first calibration process and second calibration process can be performed by the first control chip and the second control chip on the detected touch data of the first touch component and the second touch component to obtain touch controls that meet the requirements. Data, for example, the first control chip and the second control chip convert the touch coordinate parameters detected by the first touch component and the second touch component to obtain coordinate parameters that meet the requirements.
  • the first calibrated touch coordinates and the second calibrated touch coordinates are respectively the coordinates of the touch points of the touch screens of the first display device and the second display device after calibration processing.
  • the first touch component and the second touch component are touch input devices of the first display device and the second display device, respectively.
  • the first display device and the second display device display screen data.
  • the The component and the second touch component collect touch data
  • the first touch component and the second touch component convert the touch data into coordinate data of the touch point and send it to the processing unit, and the processing unit obtains the touch point data.
  • the display content of the display screen of the first display device and the second display device is driven to change, so as to realize various display and operation effects.
  • the first touch component and the second touch component are capacitive touch input devices or resistive touch input devices, and the user performs corresponding operations on the touch input device (for example, sliding on the display screen) operation) to generate touch data.
  • the first control chip and the second control chip are respectively used for driving display and touch calibration of each display device.
  • the first calibration unit or the second calibration unit may include multiple control chips with control functions.
  • the first calibration unit may include a display control chip for driving the display screen, and a Calibrate the control chip.
  • the first calibration unit or the second calibration unit may also use only one control chip that integrates multiple functions of driving display and touch calibration.
  • the first calibration unit may include integrated display driving and touch control for the first display device.
  • the first control chip for the calibration function is provided.
  • Step S404 sending the first calibrated touch coordinates and the second calibrated touch coordinates to the processing unit in the first display device.
  • Step S405 the processing unit generates touch information according to the first calibrated touch coordinates and the second calibrated touch coordinates, and the processing unit sends the touch information to the first control chip and the second control chip.
  • the above-mentioned touch information includes coordinate information obtained by processing the first calibrated touch coordinates and the second calibrated touch coordinates according to the collage open state, and according to the coordinate information, the entire display of each touch data after collage can be obtained.
  • the device corresponds to the coordinate parameters in the point coordinate system, so that the first display device and the second display device can be used as a touch screen.
  • the above-mentioned processing unit can be a built-in PC of the first display device of the main screen, can communicate with the first control chip and the second control chip, and control the first control chip and the second control chip to cooperate with each other according to the state of the mosaic display to calibrate the first control chip and the second control chip respectively. Coordinates of a display device and a second display device.
  • Step S406 the first control chip and the second control chip send a screen driving signal to the first display screen and the second display screen according to the touch information.
  • the above-mentioned screen driving signal is used to drive the display of the first display screen and the second display screen, so that the first display screen and the second display screen display according to the calibrated first calibrated touch coordinates and the second calibrated touch coordinates.
  • the first display device is the main screen
  • the second display device is the sub-screen
  • the first control chip of the main screen and the second control chip of the sub-screen respectively receive their respective touch data and perform separate calibration , and transmit the touch data of the main screen and the touch data of the sub screen to the processing unit.
  • the processing unit switches to the collage display mode
  • the processing unit sets the corresponding collage direction according to the positions of the first display device and the second display device, and sends the collage open state to the first display device respectively with the aforementioned position information.
  • the first control chip and the second control chip of the second display device, the first control chip and the second control chip respectively control the first touch component and the second touch component according to the received tile open state and the above position information.
  • the coordinates are calibrated to realize touch calibration in collage display mode.
  • the positional relationship between the first display device and the second display device may be an up-down relationship or a left-right relationship.
  • the two In order to enable the two to be used as a whole touch screen when they are collaged into one display device, it is necessary to separately Generates calibration processing with touch data on both display devices.
  • the above-mentioned first calibration process is used to represent that the coordinate parameters of the first touch data in the first display device are converted to their coordinates in the first display device.
  • the coordinate parameters in the target coordinate system, the above-mentioned second calibration process is to convert the coordinate parameters of the second touch data in the second display device into the coordinate parameters in the target coordinate system, through the first calibration process and the second After calibration processing, the coordinate parameters of each touch data in the target coordinate system can be obtained, so as to achieve precise control of touch.
  • a processing unit is set 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 sub screen are processed by the same processing unit, and the touch data is processed in the processing unit.
  • 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 also be converted accordingly, and then the touch data can be converted accordingly.
  • the purpose of calibrating the touch coordinates between the main screen and the secondary screen is realized, so that the touch data can be recognized when the two display devices are used as one display device, so as to realize The touch operation function in the collage display mode is provided, thereby solving the technical problem that the splicing screen is difficult to perform touch operation in the prior art, and satisfying the user to use the intelligent interactive tablet to perform screen collage while realizing human-computer interaction through touch operation. demand.
  • the collage display system further includes a communication device, the processing unit receives a dual-screen collage instruction, and the processing unit instructs the first control chip of the first display device to perform the first calibration process according to the dual-screen collage instruction Carrying out the second calibration process with the second control chip of the second display device, including: the processing unit sends an instruction through the communication device to instruct the first control chip of the first display device to perform the first calibration process and the second control chip of the second display device. A second calibration process is performed.
  • the communication device can be a router, and the router can connect the first control chip, the processing unit and the second control chip, and form a local area network among the three, so that the first control chip and the second control chip can upload their contacts to the processing unit.
  • control data, and the processing unit can issue instructions to the first control chip and the second control chip, and the instructions can include information such as the splicing state and positional relationship of the first display device and the second display device.
  • the first display device is arranged on the right side of the second display device, and the first touch data detected by the first touch component is processed by the first control chip in the first display device.
  • the first calibration process includes: 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 calibration on the first touch data. The first calibration process.
  • performing a second calibration process on the second touch data detected by the second touch component by using the second control chip in the second display device includes: according to the resolution of the first touch component The abscissa data in the second touch data is converted according to the rate and the resolution of the second touch component.
  • first display device when the first display device is located on the right side of the second display device, it can be understood that two display screens are spliced along the abscissa direction to form a new display screen.
  • first display device and the second display The sum of the maximum physical abscissas of the devices should be the maximum physical abscissas of the display screen after splicing.
  • the respective physical abscissas of the first display device and the second display device are converted according to their resolution ratios to obtain their respective calibration coordinates.
  • the resolutions of the first touch component and the second touch component are the same, and the first touch data is processed according to the resolution of the first touch component and the second touch component Converting and offsetting the abscissa data of the first touch data to perform the first calibration process on the first touch data, including: obtaining a preset offset, wherein the preset offset is the maximum value of the abscissa of the first display device half of ; divide the abscissa data in the first touch data by 2 and then add a preset offset to obtain the processing result of the first calibration process.
  • the above-mentioned resolution refers to the number of touch points that can be divided into the screen. Usually expressed by the number of contacts in the horizontal and vertical directions, such as 32 ⁇ 32.
  • the abscissa of the first touch data received by the first control chip of the first display device is marked as Z_Touch_X, and the ordinate is marked as Z_Touch_Y.
  • the first control chip is based on the resolution ratio between the first touch component and the second touch component.
  • the calibrated coordinates of the first touch data can be obtained by the following formula:
  • Z_Touch_Y_Out is the ordinate of the first touch data after calibration in the collage display mode
  • Z_Touch_X_Out is the abscissa of the first touch data after calibration in the collage display mode
  • Z_Touch_X_Max is the maximum value of the abscissa of the first display device .
  • 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 includes: converting the second touch data into The abscissa data of , is divided 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 marked as F_Touch_X, and the ordinate is marked as F_Touch_Y.
  • the second control chip is based on the resolution ratio between the first touch component and the second touch component.
  • the calibrated coordinates of the second touch data can be obtained by the following formula:
  • F_Touch_Y_Out is the ordinate of the calibrated second touch data in the collage display mode
  • F_Touch_X_Out is the abscissa of the calibrated second touch data in the collage display mode.
  • FIG. 5 is a schematic diagram of a data processing apparatus of a collage display system according to an embodiment of the present disclosure.
  • the above collage The display system includes: a first display device and a second display device, the first display device includes a first display screen, a first control chip, a first touch control component and a processing unit, the second display device includes a second display screen, a second display A control chip, and a second touch control component, the data processing apparatus includes: an instruction receiving module 51, which is used for the processing unit to receive a dual-screen collage instruction, and the processing unit instructs the first control chip of the first display device according to the dual-screen collage instruction Perform the first calibration process and the second control chip of the second display device to perform the second calibration process, wherein the dual-screen collage instruction is used to instruct the collage display system to enter the collage display mode; the first calibration module 52 is used for the first calibration.
  • the first control chip in a display device performs a first calibration process on the first touch data detected by the first touch component, and the result of the first calibration process is the first calibrated touch coordinates;
  • the second calibration module 53 uses The second control chip in the second display device performs a second calibration process on the second touch data detected by the second touch component, and the result of the second calibration process is the second calibrated touch coordinates;
  • the sending module 54 using for sending the first calibrated touch coordinates and the second calibrated touch coordinates to the processing unit in the first display device respectively;
  • the first processing module 55 is used for the processing unit to use the first calibrated touch coordinates and the second calibrated touch coordinates according to the first and second calibrated touch coordinates.
  • the coordinates generate touch information, and the processing unit sends the touch information to the first control chip and the second control chip; the first screen driving module 56 is used for the first control chip and the second control chip to send the screen driving signal to the first control chip and the second control chip according to the touch information.
  • a processing module is set in the first display device serving as the main screen, and the touch data of the first display device and the second display device serving as the sub-screen are processed by the same processing module, and the touch data is processed by the processing module.
  • 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 also be converted accordingly, and then the touch data can be converted accordingly.
  • the purpose of calibrating the touch coordinates between the main screen and the secondary screen is realized, so that the touch data can be recognized when the two display devices are used as one display device, thus
  • the touch operation function in the collage display mode is realized, thereby solving the technical problem that it is difficult to perform touch operation on the splicing screen in the prior art, and satisfying the user to use the intelligent interactive tablet to perform screen collage while realizing the human-machine operation through touch operation. interactive needs.
  • the collage display system further includes a communication device, the processing unit receives a dual-screen collage instruction, and the above-mentioned instruction receiving module is also used for the processing unit to send an instruction through the communication device to indicate the first display device of the first display device.
  • the control chip performs the first calibration process and the second control chip of the second display device performs the second calibration process.
  • the first display device is arranged on the right side of the second display device, and the above-mentioned first calibration module includes: a first conversion sub-module, which is used for the resolution and The resolution of the second touch component converts and offsets the abscissa data in the first touch data, so as to perform the first calibration process on the first touch data.
  • a first conversion sub-module which is used for the resolution and The resolution of the second touch component converts and offsets the abscissa data in the first touch data, so as to perform the first calibration process on the first touch data.
  • the above-mentioned second calibration module includes: a second conversion sub-module, configured to compare the second touch data in the second touch data according to the resolution of the first touch component and the resolution of the second touch component.
  • the abscissa data is converted.
  • the first touch component and the second touch component have the same resolution
  • the above-mentioned first conversion sub-module includes: an acquisition sub-module for acquiring a preset offset, Wherein, the preset offset is half of the maximum value of the abscissa of the first display device; the first data processing sub-module is used to divide the abscissa data in the first touch data by 2 and then increase the preset offset amount to obtain the processing result of the first calibration process.
  • the above-mentioned second conversion sub-module includes: a second data processing sub-module, configured to divide the abscissa data in the second touch data by 2 to convert the data in the second touch data The abscissa data is converted.
  • the above-mentioned apparatus further includes modules for performing other method steps in Embodiment 2.
  • a computer storage medium stores a plurality of instructions, and the instructions are suitable for being loaded by a processor and executing any of the above method steps, through the first calibration unit in the first display device.
  • a processing unit is set 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 secondary screen are processed by the same processing unit, and before the processing unit processes the touch data, Both 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 also be converted accordingly, thereby realizing the main screen and the secondary screen. Based on the communication between them, the purpose of calibrating the touch coordinates between the main screen and the secondary screen is realized, so that the touch data can be recognized when the two display devices are used as one display device, thus realizing the collage display.
  • the touch operation function in the mode further solves the technical problem that the splicing screen in the prior art is difficult to perform touch operation, and meets the needs of users to use the intelligent interactive tablet for screen collage while realizing human-computer interaction through touch operation.
  • an embodiment of a data processing method for a collage display system is provided. It should be noted that the steps shown in the flowchart of the accompanying drawings may be implemented in a computer system such as a set of computer-executable instructions. and, although a logical order is shown in the flowcharts, in some cases the steps shown or described may be performed in an order different from that herein.
  • the collage display system includes: a first display device and a second display device, and the first display device includes a first display screen, a first control chip, a first display device, and a second display device.
  • the above data processing method includes the following steps:
  • Step S701 the processing unit receives the dual-screen collage instruction, and the processing unit instructs the first control chip of the first display device to perform the first calibration process and the second control chip of the second display device to perform the second calibration process according to the dual-screen collage instruction.
  • the dual-screen collage instruction is used to instruct the collage display system to enter the collage display mode.
  • the above-mentioned dual-screen collage instruction can be issued by the user operating on any one of the first display device and the second display device. For example, the user clicks the icon of the splicing screen on the touch screen of the first display device to issue a dual-screen collage. Paste instructions.
  • Step S702 the first control chip in the first display device performs a first calibration process on the first touch data detected by the first touch component, and the result of the first calibration process is the first calibrated touch coordinates.
  • Step S703 the second control chip in the second display device performs a second calibration process on the second touch data detected by the second touch component, and the result of the second calibration process is the second calibrated touch coordinates.
  • the above-mentioned first display device and second display device include a display screen for display, and support a collage display mode.
  • the first display device can be used as the main screen
  • the second display device can be used as a secondary display.
  • Screen Specifically, the first display device serving as the main screen is a display device configured with a PC module, and the second display device serving as a secondary screen is a display device configured with no PC module.
  • the first display device and the second display device have an LVDS interface or a VBO interface.
  • the first touch component and the second touch component are the touch input devices of the first display device and the second display device, respectively.
  • the first display device and the second display device display screen data.
  • Touch objects such as a stylus touch the content displayed on the first display device and the second display device.
  • the first touch component and the The second touch component collects touch data, the first touch component and the second touch component convert the touch data into the coordinate data of the touch point and send it to the processing unit.
  • the processing unit obtains the coordinate data of the touch point , send it to the corresponding program to realize the corresponding control operation, drive the display content of the first display device and the second display device to change, and realize diversified display and operation effects.
  • the first touch component and the second touch component are capacitive touch input devices or resistive touch input devices, and the user performs corresponding operations on the touch input device (for example, sliding on the display screen) operation) to generate touch data.
  • Step S704 the first calibrated touch coordinates and the second calibrated touch coordinates are respectively sent to the processing unit in the first display device.
  • Step S705 the processing unit generates touch information according to the first calibrated touch coordinates and the second calibrated touch coordinates, and the processing unit sends the touch information to the first screen driving chip and the second screen driving chip.
  • the above-mentioned processing unit can be a built-in PC of the first display device of the main screen, can communicate with the first control chip and the second control chip, and control the first control chip and the second control chip to cooperate with each other according to the state of the mosaic display to calibrate the first control chip and the second control chip respectively. Coordinates of a display device and a second display device.
  • first display device and the second display device may include multiple control chips with control functions, and the first display device includes a first control chip for touch calibration and a first control chip for driving the display screen.
  • a screen driving chip, the second display device includes a second control chip for touch calibration and a second screen driving chip for driving the display screen.
  • Step S706 the first screen driving chip and the second screen driving chip send a screen driving signal to the first display screen and the second display screen according to the touch information.
  • the above-mentioned screen driving signal is used to drive the display of the first display screen and the second display screen, so that the first display screen and the second display screen display according to the calibrated first calibrated touch coordinates and the second calibrated touch coordinates.
  • FIG. 8 is a data processing method of a collage display system according to an embodiment of the present disclosure.
  • the collage display system includes: a first display device and a second display device, 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 components.
  • the above data processing method includes the following steps:
  • Step S801 the first control chip in the first display device performs a first calibration process on the first touch data detected by the first touch component, and the result of the first calibration process is the first calibrated touch coordinates.
  • Step S802 the second control chip in the second display device performs a second calibration process on the second touch data detected by the second touch component, and the result of the second calibration process is the second calibrated touch coordinates.
  • the above-mentioned first display device and second display device include a display screen for display, and support a collage display mode.
  • the first display device can be used as the main screen
  • the second display device can be used as a secondary display.
  • Screen Specifically, the first display device serving as the main screen is a display device configured with a PC module, and the second display device serving as a secondary screen is a display device configured with no PC module.
  • the first display device and the second display device have an LVDS interface or a VBO interface.
  • the first touch component and the second touch component are the touch input devices of the first display device and the second display device, respectively.
  • the first display device and the second display device display screen data.
  • Touch objects such as a stylus touch the content displayed on the first display device and the second display device.
  • the first touch component and the The second touch component collects touch data, the first touch component and the second touch component convert the touch data into the coordinate data of the touch point and send it to the processing unit.
  • the processing unit obtains the coordinate data of the touch point , send it to the corresponding program to realize the corresponding control operation, drive the display content of the first display device and the second display device to change, and realize diversified display and operation effects.
  • the first touch component and the second touch component are capacitive touch input devices or resistive touch input devices, and the user performs corresponding operations on the touch input device (for example, sliding on the display screen) operation) to generate touch data.
  • the first control chip and the second control chip are respectively used for driving display and touch calibration of each display device.
  • Step S803 the first calibrated touch coordinates and the second calibrated touch coordinates are respectively sent to the processing unit in the first display device.
  • Step S804 the processing unit generates touch information according to the first calibrated touch coordinates and the second calibrated touch coordinates, and the processing unit sends the touch information to the first control chip and the second control chip.
  • the above-mentioned processing unit can be a built-in PC of the first display device of the main screen, can communicate with the first control chip and the second control chip, and control the first control chip and the second control chip to cooperate with each other according to the state of the mosaic display to calibrate the first control chip and the second control chip respectively. Coordinates of a display device and a second display device.
  • Step S805 the first control chip and the second control chip send a screen driving signal to the first display screen and the second display screen according to the touch information.
  • the above-mentioned screen driving signal is used to drive the display of the first display screen and the second display screen, so that the first display screen and the second display screen display according to the calibrated first calibrated touch coordinates and the second calibrated touch coordinates.
  • the first display device is the main screen
  • the second display device is the sub-screen
  • the first control chip of the main screen and the second control chip of the sub-screen respectively receive their respective touch data and perform separate calibration , and transmit the touch data of the main screen and the touch data of the sub screen to the processing unit.
  • the processing unit switches to the collage display mode
  • the processing unit sets the corresponding collage direction according to the positions of the first display device and the second display device, and sends the collage open state to the first display device respectively with the aforementioned position information.
  • the first control chip and the second control chip of the second display device, the first control chip and the second control chip respectively control the first touch component and the second touch component according to the received tile open state and the above position information.
  • the coordinates are calibrated to realize touch calibration in collage display mode.
  • the positional relationship between the first display device and the second display device may be an up-down relationship or a left-right relationship.
  • the two In order to enable the two to be used as a whole touch screen when they are collaged into one display device, it is necessary to separately Generates calibration processing with touch data on both display devices.
  • the above-mentioned first calibration process is used to represent that the coordinate parameters of the first touch data in the first display device are converted to their coordinates in the first display device.
  • the coordinate parameters in the target coordinate system, the above-mentioned second calibration process is to convert the coordinate parameters of the second touch data in the second display device into the coordinate parameters in the target coordinate system, through the first calibration process and the second After calibration processing, the coordinate parameters of each touch data in the target coordinate system can be obtained, so as to achieve precise control of touch.
  • FIG. 9 is a schematic diagram of a data processing apparatus of a collage display system according to an embodiment of the present disclosure.
  • the collage display system includes: a first display device and a second display device, the first display device includes a first display screen, a first control chip, a first drive screen chip, a first touch control component and a processing unit, the second display device includes a second display screen, a second control chip The chip, the second driving screen chip and the second touch control component, as shown in FIG.
  • the above data processing device includes: an instruction receiving module 91, which is used for the processing unit to receive the dual-screen collage instruction, and the processing unit according to the dual-screen collage instruction Instruct the first control chip of the first display device to perform the first calibration process and the second control chip of the second display device to perform the second calibration process, wherein the dual-screen collage instruction is used to instruct the collage display system to enter the collage display mode
  • the first calibration module 92 is used for the first control chip in the first display device to perform a first calibration process on the first touch data detected by the first touch component, and the result of the first calibration process is the first calibration touch
  • the second calibration module 93, the second control chip in the second display device performs a second calibration process on the second touch data detected by the second touch component, and the result of the second calibration process is the second calibration touch control coordinates;
  • the sending module 94, the first calibrated touch coordinates and the second calibrated touch coordinates are respectively sent to the processing unit in the first display device;
  • the second processing module 95 is used for the processing unit according
  • the above-mentioned apparatus further includes modules for performing other method steps in Embodiment 2.
  • FIG. 6 is a schematic diagram of a data processing apparatus of a collage display system according to an embodiment of the present disclosure.
  • the collage display system includes: a first display device and a second display device, 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
  • the above-mentioned data processing apparatus includes: a first calibration module 61, which is used for the first control chip in the first display device to perform a first calibration on the first touch data detected by the first touch component.
  • the result of the first calibration process is the first calibrated touch coordinates
  • the second calibration module 62 is used for the second control chip in the second display device to perform the second touch data detected by the second touch component.
  • the second calibration process the result of the second calibration process is the second calibrated touch coordinates
  • the sending module 63 is used for sending the first calibrated touch coordinates and the second calibrated touch coordinates to the processing unit in the first display device respectively
  • the third processing module 64 is used for the processing unit to generate touch information according to the first calibrated touch coordinates and the second calibrated touch coordinates, and the processing unit sends the touch information to the first control chip and the second control chip
  • the module 65 is used for the first control chip and the second control chip to send a screen driving signal to the first display screen and the second display screen according to the touch information.
  • the above-mentioned apparatus further includes modules for performing other method steps in Embodiment 2.
  • an intelligent interactive tablet including: a processor and a memory; wherein, the memory stores a computer program, and the computer program is adapted to be loaded by the processor and execute the method steps of any one of Embodiment 2.
  • FIG. 10 is a schematic structural diagram of an intelligent interactive tablet provided by an embodiment of the present disclosure.
  • the intelligent interactive tablet includes the above-mentioned interactive device main body and a touch control component.
  • the intelligent interactive tablet 1000 may include: at least one processor 1001 , at least one network interface 1004 , user interface 1003 , memory 1005 , at least one communication bus 1002 .
  • the communication bus 1002 is used to realize the connection and 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.
  • Display display screen
  • Camera Camera
  • 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 and a wireless interface (eg, a WI-FI interface).
  • the processor 1001 may include one or more processing cores.
  • the processor 1001 uses various interfaces and lines to connect various parts in the entire intelligent interactive tablet 1000, and by running or executing the instructions, programs, code sets or instruction sets stored in the memory 1005, and calling the data stored in the memory 1005, Execute various functions of the intelligent interactive tablet 1000 and process data.
  • the processor 1001 may adopt at least one of digital signal processing (Digital Signal Processing, DSP), field-programmable gate array (Field-Programmable Gate Array, FPGA), and programmable logic array (Programmable Logic Array, PLA). A hardware form is implemented.
  • DSP Digital Signal Processing
  • FPGA Field-Programmable Gate Array
  • PLA programmable logic array
  • the processor 1001 may integrate one or a combination of a central processing unit (Central Processing Unit, CPU), a graphics processing unit (Graphics Processing Unit, GPU), a modem, and the like.
  • CPU Central Processing Unit
  • GPU Graphics Processing Unit
  • the CPU mainly handles the operating system, user interface, and application programs
  • the GPU is used to render and draw the content that needs to be displayed on the display screen
  • the modem is used to handle wireless communication. It can be understood that, the above-mentioned modem may not be integrated into the processor 1001, but is implemented by a single chip.
  • the memory 1005 may include random access memory (Random Access Memory, RAM), or may include read-only memory (Read-Only Memory).
  • the memory 1005 includes a non-transitory computer-readable storage medium.
  • Memory 1005 may be used to store instructions, programs, codes, sets of codes, or sets 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 playback function, an image playback function, etc.), Instructions and the like used to implement the above method embodiments; the storage data area may store the data and the like involved in the above method embodiments.
  • the memory 1005 may also be at least one storage device located away from the aforementioned processor 1001 .
  • the memory 1005 as a computer storage medium may include an operating system, a network communication module, a user interface module, and an operation application program of an intelligent interactive tablet.
  • the user interface 1003 is mainly used to provide an input interface for the user to obtain the data input by the user; and the processor 1001 can be used to call the operation application of the smart interactive tablet stored in the memory 1005 program, and specifically perform any one of the operations in Embodiment 2.
  • the disclosed technical content may be implemented in other manners.
  • the device embodiments described above are only illustrative, for example, the division of the units may be a logical function division, and there may be other division methods in actual implementation, for example, multiple units or components may be combined or Integration into another system, or some features can be ignored, or not implemented.
  • the shown or discussed mutual coupling or direct coupling or communication connection may be through some interfaces, indirect coupling or communication connection of units or modules, and may be in electrical or other forms.
  • the units described as separate components may or may not be physically separated, and components shown as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution in this embodiment.
  • each functional unit in each embodiment of the present disclosure may be integrated into one processing unit, or each unit may exist physically alone, or two or more units may be integrated into one unit.
  • the above-mentioned integrated units may be implemented in the form of hardware, or may be implemented in the form of software functional units.
  • the integrated unit if implemented in the form of a software functional unit and sold or used as an independent product, may be stored in a computer-readable storage medium.
  • the technical solutions of the present disclosure can be embodied in the form of software products in essence, or the part that contributes to the prior art, or all or part of the technical solutions, and the computer software product is stored in a storage medium , including several instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to execute all or part of the steps of the methods described in the various embodiments of the present disclosure.
  • the aforementioned storage medium includes: U disk, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), mobile hard disk, magnetic disk or optical disk and other media that can store program codes .

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

Abstract

La présente divulgation concerne un système d'affichage à collage et son procédé de traitement de données. Le système d'affichage à collage comprend : un premier dispositif d'affichage, le premier dispositif d'affichage comprenant une première interface de données, un premier composant tactile, une première unité d'étalonnage et une unité de traitement ; et un second dispositif d'affichage, le second dispositif d'affichage comprenant un second composant tactile, une seconde unité d'étalonnage et une seconde interface de données et la seconde unité d'étalonnage étant connectée à la première interface de données du premier dispositif d'affichage au moyen de la seconde interface de données, la première unité d'étalonnage étant utilisée pour effectuer un premier traitement d'étalonnage sur des premières données tactiles détectées par le premier composant tactile et transmettre les premières données tactiles soumises au premier traitement d'étalonnage à l'unité de traitement et la seconde unité d'étalonnage étant utilisée pour effectuer un second traitement d'étalonnage sur des secondes données tactiles détectées par le second composant tactile et transmettre les secondes données tactiles soumises au second traitement d'étalonnage à l'unité de traitement. La présente divulgation résout le problème en l'état de la technique selon lequel il est difficile de réaliser une opération tactile sur un écran assemblé.
PCT/CN2022/078449 2021-03-01 2022-02-28 Système d'affichage à collage et son procédé de traitement de données WO2022184029A1 (fr)

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