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WO2018209868A1 - Procédé et dispositif de gestion de panneau de lampe - Google Patents

Procédé et dispositif de gestion de panneau de lampe Download PDF

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Publication number
WO2018209868A1
WO2018209868A1 PCT/CN2017/103380 CN2017103380W WO2018209868A1 WO 2018209868 A1 WO2018209868 A1 WO 2018209868A1 CN 2017103380 W CN2017103380 W CN 2017103380W WO 2018209868 A1 WO2018209868 A1 WO 2018209868A1
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WO
WIPO (PCT)
Prior art keywords
light board
light
board
module
memory
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2017/103380
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English (en)
Chinese (zh)
Inventor
宗靖国
王伙荣
梁伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xian Novastar Electronic Technology Co Ltd
Original Assignee
Xian Novastar Electronic Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Xian Novastar Electronic Technology Co Ltd filed Critical Xian Novastar Electronic Technology Co Ltd
Publication of WO2018209868A1 publication Critical patent/WO2018209868A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes

Definitions

  • the present disclosure relates to the field of display technologies, and in particular, to a method for managing a light panel and a management device for the light panel.
  • LED display Since entering the new century, LED display has almost become a landscape that people can see everywhere. LED display has the advantages of bright colors, high visibility, low power consumption, etc. In reality, more and more city center squares, commercial buildings, CBD A large number of LED displays are used in the center.
  • LED displays have required larger and larger display screens and more and more delicate displays.
  • the result of the demand is that the actual LED display dot pitch is getting smaller and smaller, and more and more boxes need to be spliced.
  • the splicing of the cabinet is particularly difficult to manage and maintain.
  • the LED display consistency is affected by the individual differences of the LED display and the irregularity of the optical characteristics of the LED lamp, as well as the human factors and the fineness of the operation required in the splicing process. Moreover, as the use time increases, the uniformity of the LED display will be reduced. In severe cases, the screen on the LED display may exhibit a large number of pockmarks, bright and dark spots, etc., which affect image playback and customer experience. Therefore, it is necessary to correct the lamp panel to ensure the consistency and effect of the panel display.
  • the lamp board needs to be replaced in most cases due to debugging or actual transportation.
  • the method of replacing the lamp board is: manually check the lamp board that needs to be replaced, and confirm the lamp board replacement. After that, re-correct the display to complete the process of replacing the maintenance light board.
  • This method of replacing the light board is time consuming and laborious, and multiple operations require human intervention, which may bring new problems, and it is difficult to ensure the best recalibration effect.
  • Embodiments of the present disclosure provide a method for managing a light panel and a management device for the light panel, which solve the problem that the manual operation is cumbersome and error-prone in the prior art.
  • a method of managing a light panel including:
  • the step of allocating the ID space of the light board in the memory of the light panel comprises: reading the memory; dividing an index address space in the memory of the light board as the light board ID space.
  • the memory is Flash (EEPROM) or EEPROM (Electrically Erasable Programmable Read-Only Memory).
  • the ID number of the light panel is a unique combination of data or data.
  • the management method further includes: comparing a new light board with a target An ID number of the light board; an ID number of the new light board is saved to replace an ID number of the target light board; and correction data of the target light board is sent to the new light board for storage; wherein the target light The board is the light board to be replaced.
  • the management method further includes: powering up an ID number of the light board that detects the position of the target light board; and determining a corresponding relationship between the light board ID number and the light board position corresponding to the target light board Whether the ID number of the light board of the position is consistent with the detected ID number; if not, replace the light board ID number corresponding to the target light board position in the correspondence table of the light board ID number and the light board position with the said The detected ID number; reading correction data from the light panel of the target light board position; storing the read correction data in association with the detected ID number.
  • a management device for a light panel including: an allocation module, an acquisition module, and a writing module; wherein
  • the distribution module is configured to allocate the ID space of the light board in the memory of the light board;
  • the obtaining module is configured to obtain an ID number of the light board
  • the write module is used to write the ID number to the ID space board.
  • the distribution module includes a reading unit and a distribution unit, wherein the reading unit is configured to read the memory; the distribution unit is used in a memory of the light panel An index address space is divided as the ID space of the light board.
  • the memory of the light panel is Flash or EEPROM.
  • the ID number of the light panel is a unique combination of data or data.
  • the management device further includes a comparison module and a replacement module.
  • a sending module wherein the comparing module is configured to compare an ID number of the new light board with the target light board; the replacing module is configured to save an ID number of the new light board to replace the ID of the target light board
  • the sending module is configured to send correction data of the target light board to the new light board storage; wherein the target light board is a light board to be replaced.
  • One technical solution of the above technical solutions has the following advantages: a method for managing a light board is provided, and a unique ID identification mark is introduced in the light board and its management, and the light board data can be imported and exported without human interference. Easy to operate; no additional hardware modules are required, only optimization is required on existing solutions.
  • Another technical solution of the above technical solution has the following advantages: a management device for a light board is provided, and a unique ID identification mark is introduced in the light board and the management device thereof, and the light board data can be completed without human interference. Import and export; easy to operate; no need to add additional hardware modules, just need to optimize on the existing solution.
  • FIG. 1 is a schematic flow chart of a method for managing a light panel in a first embodiment of the present disclosure
  • FIG. 2 is a schematic diagram of a point-by-point correction system in a first embodiment of the present disclosure
  • FIG. 3 is a schematic structural view of a typical light panel of a cabinet according to a second embodiment of the present disclosure
  • FIG. 4 is a schematic structural view of a typical light panel in a second embodiment of the present disclosure.
  • FIG. 5 is a schematic diagram of ID management of a cabinet light board according to a second embodiment of the present disclosure.
  • FIG. 6 is a schematic diagram of an I2C operation I2C device management in a second embodiment of the present disclosure
  • FIG. 7 is a schematic diagram of management of an SPI Flash device operating in another communication mode according to a second embodiment of the present disclosure.
  • FIG. 8 is a schematic block diagram of a management device for a light panel in a third embodiment of the present disclosure.
  • FIG. 1 is a schematic flowchart of a method for managing a light panel according to a first embodiment of the present disclosure, including:
  • Step S11 allocating the ID space of the light board in the memory of the light board
  • Step S12 acquiring an ID number of the light board
  • Step S13 Write the ID number into the ID space.
  • step S11 may include:
  • An index address space is divided in the memory of the light board as the ID space of the light board.
  • the memory of the light board is a flash memory or an electrically erasable read only memory (EEPROM), and may of course be other non-volatile memory.
  • EEPROM electrically erasable read only memory
  • the ID number of each panel is a unique combination of data or data.
  • the management method of this embodiment may further include:
  • the target light board is the light board to be replaced, and the correction data is extracted by the point-by-point correction system, which may be bright chromaticity correction data or brightness correction data; taking the RGB full-color LED light board as an example, the bright chromaticity correction data may include red Bright chromaticity correction factor for (R), green (G), blue (B) LEDs, and typically the luminance chrominance correction factor for each color LED contains one luminance component (or principal component) and two chrominance components (or complement color component).
  • the point-by-point correction system which may be bright chromaticity correction data or brightness correction data
  • the bright chromaticity correction data may include red Bright chromaticity correction factor for (R), green (G), blue (B) LEDs, and typically the luminance chrominance correction factor for each color LED contains one luminance component (or principal component) and two chrominance components (or complement color component).
  • FIG. 2 is a schematic diagram of a point-by-point correction system according to a first embodiment of the present disclosure; including an LED display control system (including a receiving card) and an LED display point-by-point correction system; wherein, the receiving card and the LED display
  • the point-by-point correction system works in concert with each other.
  • the LED display point-by-point calibration system obtains the correction data and then transmits the correction data to the receiving card to complete the calibration of the LED display.
  • FIG. 3 is a schematic structural view of a typical light panel of a cabinet according to a second embodiment of the present disclosure; in a typical cabinet light panel structure, each cabinet is composed of multiple Light board
  • the serial port number Serial Peripheral Interface (SPI) Flash is used as the memory to save the board ID number; for the structure of each board, see FIG. 4, FIG. 4 is a second embodiment of the present disclosure.
  • the data display signal can be combined with the display unit to complete the display function of the light panel.
  • an index address (Name Address) space can be divided in the flash of each light board as the ID space of each light board, which is uniformly allocated and managed by the receiving card, and the ID number can be some kind of data or data.
  • the organic combination can be used as a marker.
  • FIG. 5 is a schematic diagram of ID management of a cabinet light board according to a second embodiment of the present disclosure.
  • the management method of the light board is as follows:
  • Each light board is judged by its own ID number, which can be written by the factory when the light board is factory-corrected, as the unique identifier ID number of each light board.
  • Each box corresponds to one receiving card, and the receiving card will save all the board ID numbers and correction data composed of the box. When one board is replaced, the new board ID number and If the ID number of the light board saved by the receiving card does not match, then the receiving card can re-correct the data. Send to the light board, or read the correction data from the light board, and re-save and manage all the board ID numbers and correction data to ensure the consistency and effect of the board display. And the process is completed by the receiving card, no human intervention is required, and the manual operation only needs to replace the light board.
  • the receiving card adopts an architecture of a microcontroller (for example, an MCU) + a programmable logic device (for example, an FPGA), and a correspondence table between the ID number of the light board and the position of the light board is stored thereon, and the card is received after the system is powered on.
  • a microcontroller for example, an MCU
  • a programmable logic device for example, an FPGA
  • the ID numbers of all the lights on the board are detected, and the ID numbers of all the detected boards are separately stored according to the position of the board (which can be represented by the position number).
  • the ID number of the light board is compared; when a certain light board is replaced with a new light board, the receiving card will find the locally stored light board ID number corresponding to a certain light board position and the detected corresponding light board position.
  • the receiving card will locally replace the light board ID number corresponding to the position of the light board with the detected new light board ID number, and then The microcontroller reads the calibration data on the new panel and stores the new panel ID number in association with the calibration data read from the new panel. In this way, when the image display is subsequently performed, the receiving card can perform image data brightness or bright chromaticity correction using the correction data of the new light board.
  • an EEPROM device can be operated as a memory device by using an Inter-Integrated Circuit (I2C) communication to store the ID number and the correction data, which can also achieve the same function.
  • I2C Inter-Integrated Circuit
  • FIG. 6 is a schematic diagram of an I2C operation I2C device management in a second embodiment of the present disclosure.
  • FIG. 7 is a schematic diagram of management of an SPI Flash device operating in another communication mode according to the second embodiment of the present disclosure; the receiving card may also be transmitted through CAN, RS-485, RS-232, USB, etc. Pass the correction data and the board ID number data, then the solution on the board The data is saved on the memory.
  • the management method of the light board provided by the embodiment is simple in operation and reduces manual operation; no additional equipment is needed, cost pressure is reduced, and the correction display effect is not affected after the replacement of the light board.
  • FIG. 8 is a schematic block diagram of a management device for a light panel according to a third embodiment of the present disclosure.
  • the management device 3 of the light panel includes: an allocation module 31, an obtaining module 32, and a writing module 33;
  • the distribution module 31 is configured to allocate the ID space of the light board in the memory of the light board;
  • the obtaining module 32 is configured to obtain an ID number of the light board
  • the write module 33 is used to write the ID number into the ID space.
  • the allocation module comprises a reading unit and an allocating unit, wherein
  • the reading unit is used to read the memory
  • the allocation unit is used to divide an index address in the memory of each of the panels as the ID space of each of the panels.
  • the ID number of each light board is a unique data or a combination of data.
  • the memory of the light board is a Flash or EEPROM device.
  • the management device further includes a comparison module, a replacement module, and a sending module: wherein
  • the comparison module is used to compare the ID numbers of the new light board and the target light board;
  • the replacement module is used to save the ID number of the new light board to replace the ID number of the target light board;
  • the sending module is configured to send correction data of the target light board to the new light board storage
  • the target light board is the light board to be replaced.
  • the present embodiment provides a management device for a light panel, which can reduce human operation, reduce cost pressure, and ensure that the correction display effect is not affected after replacing the light panel.
  • the disclosed systems, methods, and/or apparatus may be implemented in other ways.
  • the device embodiments described above are merely illustrative.
  • the division of the unit is only a logical function division.
  • there may be another division manner for example, multiple units or components may be combined or Can be integrated into another system, or some features can be ignored or not executed.
  • the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be in an electrical, mechanical or other form.
  • the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of the embodiment.
  • each functional unit in various embodiments of the present disclosure may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
  • the above integrated unit can be implemented in the form of hardware or in the form of hardware plus software functional units.
  • the above-described integrated unit implemented in the form of a software functional unit can be stored in a computer readable storage medium.
  • the above software functional unit is stored in a storage medium, and the package A number of instructions are used to cause one or more processors of a computer device (which may be a personal computer, server, or network device, etc.) to perform some of the steps of the methods described in various embodiments of the present disclosure.
  • the foregoing storage medium includes: a U disk, a mobile hard disk, a read-only memory (ROM), a random access memory (RAM), a magnetic disk, or an optical disk, and the like, and the program code can be stored. Medium.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)

Abstract

L'invention concerne un procédé et un dispositif de gestion de panneau de lampe. Le procédé de gestion consiste à : distribuer un espace d'ID d'un panneau de lampe dans une mémoire du panneau de lampe (S11) ; obtenir un numéro d'ID du panneau de lampe (S12) ; et écrire le numéro d'ID dans l'espace d'ID (S13). Une étiquette d'identification d'ID unique est introduite pour le panneau de lampe et sa gestion ; il n'est pas nécessaire d'interférer manuellement de sorte que des données du panneau de lampe peuvent être importées et fournies en sortie ; et l'utilisation est facile et pratique.
PCT/CN2017/103380 2017-05-15 2017-09-26 Procédé et dispositif de gestion de panneau de lampe Ceased WO2018209868A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201710340087.0A CN107067995A (zh) 2017-05-15 2017-05-15 一种灯板的管理方法及其装置
CN201710340087.0 2017-05-15

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Cited By (1)

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CN112162880A (zh) * 2020-09-30 2021-01-01 卡莱特（深圳）云科技有限公司 应用于led屏的模组校正系数的获取方法及装置

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CN107067995A (zh) * 2017-05-15 2017-08-18 西安诺瓦电子科技有限公司 一种灯板的管理方法及其装置
CN110139440A (zh) * 2019-05-08 2019-08-16 中山易能智达电子有限公司 一种照明系统替换故障器件时发现新器件id的方法
CN111445840A (zh) * 2020-04-24 2020-07-24 广州视源电子科技股份有限公司 Led显示模组的调试方法、接收卡和led显示屏
CN113808523B (zh) * 2020-06-11 2025-09-30 西安诺瓦星云科技股份有限公司 Led显示装置管理方法、终端及系统、显示控制卡

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