CN111212249B - Micro LED display screen control system and method and television - Google Patents

Micro LED display screen control system and method and television Download PDF

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CN111212249B
CN111212249B CN202010026824.1A CN202010026824A CN111212249B CN 111212249 B CN111212249 B CN 111212249B CN 202010026824 A CN202010026824 A CN 202010026824A CN 111212249 B CN111212249 B CN 111212249B
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signal
pixel
signal receiving
display screen
receiving unit
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CN111212249A (en
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朱锐
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Shenzhen Konka Electronic Technology Co Ltd
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Shenzhen Konka Electronic Technology Co Ltd
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/63Generation or supply of power specially adapted for television receivers
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/2092Details of a display terminals using a flat panel, the details relating to the control arrangement of the display terminal and to the interfaces thereto
    • G09G3/2096Details of the interface to the display terminal specific for a flat panel
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/22Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
    • G09G3/30Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
    • G09G3/32Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/76Television signal recording
    • H04N5/765Interface circuits between an apparatus for recording and another apparatus

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)

Abstract

The invention discloses a Micro LED display screen control system, a method and a television, wherein the Micro LED display screen control system is connected with a mainboard and a display screen and comprises a signal sending module, a plurality of signal receiving modules and a driving module corresponding to the signal receiving modules; the signal sending module is connected with the mainboard and the signal receiving module and used for receiving the video signal output by the mainboard, converting and dividing the video signal and then respectively outputting a plurality of pixel signals to the signal receiving module; each signal receiving module is connected with one driving module and used for outputting corresponding pixel information to the driving module according to the pixel signals; each driving module is connected with the display screen and used for driving the display screen to display according to the pixel information, so that the image display effect and the luminous efficiency of the television are effectively improved, and the power consumption is reduced.

Description

Micro LED display screen control system and method and television
Technical Field
The invention relates to the technical field of televisions, in particular to a system and a method for controlling a Micro LED display screen and a television.
Background
At present, an LCD (Liquid Crystal Display) screen or an OLED (Organic Light-Emitting Diode) screen is generally used as a Display screen for an ultra-high definition television. When the LCD displays, a backlight source is needed, the display effects such as contrast ratio, maximum visual angle and the like are poorer than those of the OLED in a self-luminous mode, and the luminous efficiency is lower. The OLED belongs to an organic self-luminous display screen, but the OLED cannot be continuously used for a long time, and can easily generate ghost shadow to influence the watching experience.
Thus, the prior art has yet to be improved and enhanced.
Disclosure of Invention
In view of the defects of the prior art, the invention aims to provide a Micro LED display screen control system, a method and a television, which effectively improve the image display effect and the luminous efficiency of the television and reduce the power consumption.
In order to achieve the purpose, the invention adopts the following technical scheme:
a Micro LED display screen control system is connected with a television mainboard and a display screen and comprises a signal sending module, a plurality of signal receiving modules and driving modules corresponding to the signal receiving modules; the signal sending module is connected with the mainboard and the signal receiving module and used for receiving the video signal output by the mainboard, converting and dividing the video signal and then respectively outputting a plurality of pixel signals to the signal receiving module; each signal receiving module is connected with one driving module and used for outputting corresponding pixel information to the driving module according to the pixel signals; and each driving module is connected with the display screen and used for driving the display screen to display according to the pixel information.
In the Micro LED display screen control system, each signal receiving module comprises a first signal receiving unit and a second signal receiving unit, and the first signal receiving unit is connected with the signal sending module and the second signal receiving unit and is connected with the driving module together with the second signal receiving unit; the first signal receiving unit is used for dividing the pixel signal into a first pixel signal and a second pixel signal, outputting pixel information to the driving module according to the first pixel signal, and outputting the second pixel signal to the second signal receiving unit; the second signal receiving unit is used for outputting pixel information to the driving module according to the second pixel signal.
In the Micro LED display screen control system, the signal sending module comprises a sending integrated chip, a first input interface and a plurality of first output interfaces; the first input interface is used for receiving the video signal, the sending integrated chip is used for converting and dividing the video signal into a plurality of pixel signals, and each first output interface outputs the pixel signals to the first signal receiving unit.
In the Micro LED display screen control system, the first signal receiving unit comprises a second input interface, a second output interface, a plurality of first data output interfaces and a first receiving integrated chip; the second input interface is used for receiving the pixel signal, and the first receiving integrated chip is used for dividing the pixel signal into a first pixel signal and a second pixel signal and decoding the first pixel signal to obtain the pixel information; the first data output interface is used for outputting the pixel information to the driving module, and the second output interface outputs the second pixel signal to the second signal receiving unit.
In the Micro LED display screen control system, the second signal receiving unit comprises a third input interface, a third output interface, a plurality of second data output interfaces and a second receiving integrated chip; the third input interface is used for receiving the second pixel signal, and the second receiving integrated chip is used for decoding the second pixel signal to obtain the pixel information; the second data output interface outputs the pixel signal to the driving module.
In the Micro LED display screen control system, the first receiving integrated chip is further used for reading abnormal information when the display screen is abnormal, feeding the abnormal information back to the mainboard through the signal sending module, receiving a control instruction output by the mainboard, and outputting the control instruction to the corresponding driving module.
In the Micro LED display screen control system, the driving module is further used for driving the display screen to be turned off according to the control signal.
A control method for a Micro LED display screen comprises the following steps:
the signal sending module receives a video signal output by the main board, converts and divides the video signal and then respectively outputs a plurality of pixel signals to the signal receiving module;
the signal receiving module outputs corresponding pixel information to the driving module according to the pixel signal;
and the driving module drives the display screen to display according to the pixel information.
In the control method of the Micro LED display screen, the step of outputting the corresponding pixel information to the driving module by the signal receiving module according to the pixel signal includes:
the signal receiving module comprises a first signal receiving unit and a second signal receiving unit;
the first signal receiving unit divides the pixel signal into a first pixel signal and a second pixel signal, outputs pixel information to the driving module according to the first pixel signal, and outputs the second pixel signal to the second signal receiving unit;
the second signal receiving unit is used for outputting pixel information to the driving module according to the second pixel signal.
A television comprises a mainboard, a display screen and the Micro LED display screen control system.
Compared with the prior art, the system, the method and the television for controlling the Micro LED display screen are characterized in that the system for controlling the Micro LED display screen is connected with a main board and the display screen and comprises a signal sending module, a plurality of signal receiving modules and driving modules corresponding to the signal receiving modules; the signal sending module is connected with the mainboard and the signal receiving module and used for receiving the video signal output by the mainboard, converting and dividing the video signal and then respectively outputting a plurality of pixel signals to the signal receiving module; each signal receiving module is connected with one driving module and used for outputting corresponding pixel information to the driving module according to the pixel signals; each driving module is connected with the display screen and used for driving the display screen to display according to the pixel information, so that the image display effect and the luminous efficiency of the television are effectively improved, and the power consumption is reduced.
Drawings
Fig. 1 is a block diagram of a television set according to the present invention;
FIG. 2 is a block diagram of a control system for a Micro LED display screen according to the present invention;
FIG. 3 is a flow chart of a control method for a Micro LED display screen according to the present invention;
fig. 4 is a flowchart of step S200 in the method for controlling a Micro LED display screen according to the present invention.
Detailed Description
The invention provides a Micro LED display screen control system and method and a television, and effectively solves the problems that an existing display screen cannot be continuously used for a long time and is low in luminous efficiency.
In order to make the objects, technical solutions and effects of the present invention clearer and clearer, the present invention is further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, the television provided by the present invention includes a main board 10, a sound box 20, a power board 30, a display screen 40 and a Micro LED display screen control system 50, wherein the main board 10 is connected to the sound box 20, the power board 30 and the Micro LED display screen control system 50, the Micro LED display screen control system 50 is connected to the display screen 40, the power board 30 is further connected to the Micro LED display screen control system 50, and the power board 30 is configured to provide electric energy for the main board 10, the sound box 20 and the Micro LED display screen control system 50, so as to ensure that each part of the television can normally and effectively operate; the main board 10 receives a television source signal provided by a common signal source, decodes the television source signal to obtain an audio signal and a video signal, then outputs the audio signal to the sound box 20, controls the sound box 20 to generate sound, and processes the video signal into a video signal in a unified format of 4K @60Hz, wherein the resolution of the video signal in the format can be flexibly adjusted; the main board 10 outputs the video signal to the Micro LED display screen control system 50 through an HDMI interface or a VBO interface for further processing, so as to achieve a high-efficiency picture display effect of the television, and the power consumption is low; the mainboard 10 is a 4K mainboard 10 chip, and the common signal source can be a blue-ray DVD, an HDMI, a USB, a network interface and the like; in this embodiment, the model of the 4K motherboard 10 chip is Hi3751V811 or MSD6a838, but in other embodiments, a motherboard 10 chip with the same function may be selected, which is not limited in the present invention.
The Micro LED display screen control system 50 provided by the invention is connected with a television mainboard 10 and a display screen 40, and comprises a signal sending module 510, a plurality of signal receiving modules 520 and a driving module 530 corresponding to the signal receiving modules 520; the signal sending module 510 is connected with the main board 10, the power board 30 and the plurality of signal receiving modules 520, each signal receiving module 520 is correspondingly connected with one driving module 530, and each driving module 530 is connected with the display screen 40; in the embodiment, the display screen 40 is a Micro LED display panel, the display panel includes a plurality of lamp panels, and because the Micro LED display panel has the characteristics of flexibility and random splicing resolution, each driving module 530 in the control system 50 for the Micro LED display screen provided by the invention independently drives one lamp panel to emit light for display, and the plurality of driving modules 530 drive the whole display screen 40 to emit light for displaying image information, so that effective compatibility of the Micro LED display panel can be realized, various resolutions can be effectively and flexibly matched for driving and displaying, and high-efficiency picture display and low power consumption of a television are ensured.
In specific implementation, the signal sending module 510 is configured to receive a video signal output by the motherboard 10, convert and divide the video signal, and output a plurality of pixel signals to the signal receiving modules 520, respectively, where each of the signal receiving modules 520 is configured to output corresponding pixel information to the driving module 530 according to the pixel signal; each driving module 530 is configured to drive the display screen 40 to display according to the pixel information, and after the video information is divided by the signal sending module 510, the driving modules 530 are combined to drive each lamp panel in the display screen 40, so that flexible adjustability of resolution can be achieved, the display effect of the display screen 40 in the television is ensured, and product reliability is improved.
Correspondingly, the signal sending module 510 further has a zooming function, and can be adapted to a Micro LED display panel with any rear-end resolution; after receiving the video signal in the HDMI format or VBO format, the signal sending module 510 first decodes the video signal to obtain completed picture information, and then divides the entire picture information, where the number and the division form of the division correspond to the number and the form of the lamp panels in the rear end Micro LED display panel one to one, so as to display the video signal in any resolution of 4K or below according to the resolution of the display screen 40; namely, a complete picture is divided into a small picture, each picture is also a part of the complete picture, all the small pictures are spliced into a complete picture, and thus, a plurality of pixel signals of the small picture are transmitted to the signal receiving module 520 through the network cable, so that the subsequent signal processing is completed, and the picture information is displayed.
Specifically, taking average division of a 4K picture as an example, in this embodiment, the number of the signal receiving modules 520 is 16, and the number of the driving modules 530 is also 16, the signal sending module 510 averagely divides a complete picture into 16 small pictures, that is, 16 groups of pixel signals, and then the 16 groups of pixel signals are respectively transmitted to the signal receiving modules 520 through 16 network cables, each signal receiving module 520 is correspondingly connected with one driving module 530, and one driving module 530 correspondingly drives one lamp panel, so that a total of 16 lamp panels can be lit up, and a complete picture is displayed by the 16 lamp panels, thereby realizing display of image information of a television, and having high luminous efficiency.
Further, referring to fig. 2, each of the signal receiving modules 520 includes a first signal receiving unit 521 and a second signal receiving unit 522, wherein the first signal receiving unit 521 is connected to the signal transmitting module 510 and the second signal receiving unit 522, and is connected to the driving module 530 together with the second signal receiving unit 522; the first signal receiving unit 521 is configured to divide the pixel signal into a first pixel signal and a second pixel signal, output pixel information to the driving module 530 according to the first pixel signal, and output the second pixel signal to the second signal receiving unit 522; second signal receiving unit 522 is used for the basis second pixel signal output pixel information extremely drive module 530, and each net twine corresponds two signal receiving unit in this embodiment, first signal receiving unit 521 and second signal receiving unit 522 series connection light a lamp plate, because the lamp plate is great, welded LED lamp is more on the lamp plate, and the pixel information of a signal receiving unit output can not supply whole lamp plate to use, only can light the middle part of the lamp plate, transmits pixel signal through two signal receiving unit, can effectively realize lighting of whole lamp plate.
Further, the signal sending module 510 includes a sending integrated chip, a first input interface and a plurality of first output interfaces; the first input interface is configured to receive the video signal, the sending ic is configured to convert and divide the video signal into a plurality of pixel signals, and each of the first output interfaces outputs the pixel signals to the first signal receiving unit 521; in this embodiment, for the 4K frame cutting, 16 first output interfaces can be selected, and 16 groups of pixel signals are output to the first signal receiving unit 521 in the signal receiving module 520 through 16 network cables; the first input interface is an HDMI2.0 interface or a VBO interface, the first output interface is an RJ45 interface, the video signal is received through one path of HDMI2.0 interface or VBO interface, then the video signal is decoded by the sending integrated chip, 16 groups of pixel signals are obtained after division, and the pixel signals are output to each first signal receiving unit 521 through 16 paths of RJ45 interfaces, so that processing of subsequent signals is completed, and display of picture information is achieved.
Certainly, for the display screen 40 with a resolution of less than 4K, a part of RJ45 interfaces in the signal sending module 510 may be selected to output pixel signals according to the resolution, for example, images with a resolution of 1080P, the signal sending module 510 only needs 4 RJ45 interfaces to be connected to the signal receiving module 520, and a picture can be completely displayed, which is not limited in the present invention; the transmitting integrated chip in this embodiment is developed through an FPGA, and has a model number XCKU085-2FLVA1517I, and naturally, transmitting integrated chips having the same function are also selected in other embodiments, which is not limited in the present invention.
Further, the first signal receiving unit 521 includes a second input interface, a second output interface, a plurality of first data output interfaces, and a first receiving integrated chip; the second input interface is used for receiving the pixel signals, and the first receiving integrated chip is used for dividing the pixel signals into first pixel signals and second pixel signals and decoding the first pixel signals to obtain the pixel information; the first data output interface is configured to output the pixel information to the driving module 530, and the second output interface outputs the second pixel signal to the second signal receiving unit 522, where the second input interface and the second output interface are RJ45 interfaces, the second output interface is connected in series with the second signal receiving unit 522, and outputs the second pixel signal to the second signal receiving unit 522, and the driving module 530 drives the lamp panel to be partially lit by providing partial pixel information through the first signal receiving unit 521; in this embodiment, the receiving integrated chip is developed by an FPGA, and has a model of XC7K70T-2FBG484I, but in other embodiments, a receiving integrated chip having the same function may be selected, which is not limited in the present invention.
Further, the second signal receiving unit 522 includes a third input interface, a third output interface, a plurality of second data output interfaces, and a second receiving ic; the third input interface is used for receiving the second pixel signal, and the second receiving integrated chip is used for decoding the second pixel signal to obtain the pixel information; the second data output interface outputs the pixel signal to the driving module 530, wherein the third input interface and the third output interface are RJ45 interfaces, the first signal receiving unit 521 and the second signal receiving unit 522 have the same structure, and the corresponding second receiving ic chip has the same model as the first receiving ic chip, in other embodiments, the third output interface may be used to connect other signal receiving units in series to complete the transmission of the pixel signal, and receive and transmit a group of pixel signals through two signal receiving units, so as to ensure that one lamp panel is driven to perform complete light-emitting display, thereby ensuring the image display of the entire display screen 40.
Further, the driving module 530 includes a driving chip, and the driving chip controls the on/off time of the lamp panel according to the pixel information output by the two signal receiving units, so as to complete the display function of the pixel information on the corresponding lamp panel, in this embodiment, the model of the driving chip is MBI5359 or MBI5759, and certainly, in other embodiments, a driving chip having the same function may be selected.
Further, due to the particularity of the Micro LED display panel, in order to ensure the lighting performance and the displayed image quality of the Micro LED display panel, in this embodiment, the first receiving integrated chip is further configured to read abnormal information when the display screen 40 is abnormal, and after the abnormal information is fed back to the main board 10 through the signal sending module 510, the main board 10 outputs a control instruction to the first receiving integrated chip through the signal sending module 510 according to the abnormal information, the first receiving integrated chip receives the control instruction output by the main board 10, and further outputs the control instruction to the driving module 530 correspondingly connected to the first receiving integrated chip, and then the driving module 530 drives the display screen 40 to be turned off according to the control signal, so as to achieve the abnormal detection of the Micro LED display panel.
Specifically, the signal receiving integrated chip in the signal receiving module 520 can read information such as voltage and current of the LED lamp in the Micro LED display panel in real time, and determine whether the Micro LED display panel is broken, abnormal in color, and the like; meanwhile, the temperature of the driving lamp panel, the temperature of the surrounding environment, whether the connecting line between the signal receiving units is abnormal or not and the like can be monitored in real time, and then the abnormal signal is sent to the mainboard 10 through the signal sending module 510; the main board 10 processes the abnormal information and is divided into two types: one type is abnormal in lamp panel voltage and current, and abnormal in temperature of the lamp panel, the signal receiving module 520 or the signal sending module 510 and the like, and the abnormal conditions relate to display safety, the main board 10 sends out a control command according to feedback abnormal information, such as a problem of a certain part of the lamp panel or the temperature of the whole lamp panel, and the power supply of the abnormal lamp panel is respectively disconnected to ensure safety, meanwhile, the main board 10 records related abnormal conditions and the sent control command, and subsequently, the related abnormal information can be directly read by connecting the main board 10 with a computer to clarify the problems and repair the problems; the second type is that a dead spot appears on the lamp panel, the connecting lines between the dead spots are not plugged, and a certain part of the signal receiving units are broken, and the like, and after such abnormal information is fed back to the mainboard 10, the mainboard 10 can display the code of the abnormal information at the upper right corner of the screen 40 of the display screen, for example, the damage of the No. 1 signal receiving unit is Er001, the damage of the No. 16 signal receiving unit is Er016, and the abnormal code of the wire connected with the No. 1 signal receiving unit is Er101. The abnormal information automatically disappears after being displayed for 10 minutes, meanwhile, the main board 10 records the abnormal information, the computer can be connected with the main board 10 to read the related abnormal information, the abnormal information can be selected from the main board 10UI, the abnormal information is displayed at the upper right corner of the screen again, if two or more abnormal information exist, the abnormal codes are broadcast in turn every 10 seconds, 10 minutes are displayed totally, the codes which prompt the abnormal information disappear again after 10 minutes, and the safety and reliability of the product are improved while the picture display effect is ensured.
The invention also correspondingly provides a control system for the Micro LED display screen, which is not described in detail herein since the detailed description is given above.
The invention also correspondingly provides a control method of the Micro LED display screen, which comprises the following steps as shown in the figure 3:
s100, a signal sending module receives a video signal output by a main board, converts and divides the video signal and then respectively outputs a plurality of pixel signals to a signal receiving module;
s200, the signal receiving module outputs corresponding pixel information to the driving module according to the pixel signal;
and S300, the driving module drives the display screen to display according to the pixel information.
Specifically, referring to fig. 4, the step S200 includes:
s210, the signal receiving module comprises a first signal receiving unit and a second signal receiving unit; the first signal receiving unit divides the pixel signal into a first pixel signal and a second pixel signal, outputs pixel information to the driving module according to the first pixel signal, and outputs the second pixel signal to the second signal receiving unit;
and S220, the second signal receiving unit is used for outputting pixel information to the driving module according to the second pixel signal.
In summary, according to the system, the method and the television for controlling the Micro LED display screen provided by the present invention, the system for controlling the Micro LED display screen is connected to a main board and a display screen, and includes a signal sending module, a plurality of signal receiving modules and a driving module corresponding to the signal receiving modules; the signal sending module is connected with the mainboard and the signal receiving module and used for receiving the video signal output by the mainboard, converting and dividing the video signal and then respectively outputting a plurality of pixel signals to the signal receiving module; each signal receiving module is connected with one driving module and used for outputting corresponding pixel information to the driving module according to the pixel signals; each driving module is connected with the display screen and used for driving the display screen to display according to the pixel information, so that the image display effect and the luminous efficiency of the television are effectively improved, and the power consumption is reduced.
It should be understood that equivalents and modifications of the technical solution and inventive concept thereof may occur to those skilled in the art, and all such modifications and alterations should fall within the scope of the appended claims.

Claims (7)

1. A Micro LED display screen control system is connected with a television mainboard and a display screen and is characterized by comprising a signal sending module, a plurality of signal receiving modules and a driving module corresponding to the signal receiving modules; the signal sending module is connected with the mainboard and the signal receiving module and used for receiving the video signal output by the mainboard, converting and dividing the video signal and then respectively outputting a plurality of pixel signals to the signal receiving module; each signal receiving module is connected with one driving module and used for outputting corresponding pixel information to the driving module according to the pixel signals; each driving module is connected with the display screen and used for driving the display screen to display according to the pixel information;
each signal receiving module comprises a first signal receiving unit and a second signal receiving unit, the first signal receiving unit is connected with the signal sending module and the second signal receiving unit, and the first signal receiving unit and the second signal receiving unit are connected with the driving module together; the first signal receiving unit is used for dividing the pixel signal into a first pixel signal and a second pixel signal, outputting pixel information to the driving module according to the first pixel signal, and outputting the second pixel signal to the second signal receiving unit; the second signal receiving unit is used for outputting pixel information to the driving module according to the second pixel signal;
the first signal receiving unit comprises a second input interface, a second output interface, a plurality of first data output interfaces and a first receiving integrated chip; the second input interface is used for receiving the pixel signal, and the first receiving integrated chip is used for dividing the pixel signal into a first pixel signal and a second pixel signal and decoding the first pixel signal to obtain the pixel information; the first data output interface is used for outputting the pixel information to the driving module, and the second output interface is used for outputting the second pixel signal to the second signal receiving unit.
2. The Micro LED display screen control system of claim 1, wherein the signal transmission module comprises a transmission integrated chip, a first input interface and a plurality of first output interfaces; the first input interface is used for receiving the video signal, the sending integrated chip is used for converting and dividing the video signal into a plurality of pixel signals, and each first output interface outputs the pixel signals to the first signal receiving unit.
3. The Micro LED display screen control system according to claim 1, wherein the second signal receiving unit includes a third input interface, a third output interface, a plurality of second data output interfaces and a second receiving integrated chip; the third input interface is used for receiving the second pixel signal, and the second receiving integrated chip is used for decoding the second pixel signal to obtain the pixel information; the second data output interface outputs the pixel signal to the driving module.
4. The Micro LED display screen control system according to claim 2, wherein the first receiving integrated chip is further configured to read abnormal information when the display screen is abnormal, and receive a control command output by the motherboard after the abnormal information is fed back to the motherboard through the signal sending module, so as to output the control command to the corresponding driving module.
5. The Micro LED display screen control system of claim 4, wherein the driving module is further configured to drive the display screen to turn off according to the control command.
6. A control method for a Micro LED display screen is characterized by comprising the following steps:
the signal sending module receives a video signal output by the main board, converts and segments the video signal and then respectively outputs a plurality of pixel signals to the signal receiving module;
the signal receiving module outputs corresponding pixel information to the driving module according to the pixel signal;
the driving module drives the display screen to display according to the pixel information;
the step that the signal receiving module outputs corresponding pixel information to the driving module according to the pixel signal comprises the following steps:
the signal receiving module comprises a first signal receiving unit and a second signal receiving unit;
the first signal receiving unit divides the pixel signal into a first pixel signal and a second pixel signal, outputs pixel information to the driving module according to the first pixel signal, and outputs the second pixel signal to the second signal receiving unit;
the second signal receiving unit is used for outputting pixel information to the driving module according to the second pixel signal;
the first signal receiving unit comprises a second input interface, a second output interface, a plurality of first data output interfaces and a first receiving integrated chip; the second input interface receives the pixel signals, the first receiving integrated chip divides the pixel signals into first pixel signals and second pixel signals, and the first pixel signals are decoded to obtain the pixel information; the first data output interface outputs the pixel information to the driving module, and the second output interface outputs the second pixel signal to the second signal receiving unit.
7. A television set comprising a motherboard and a display screen, further comprising the Micro LED display screen control system of any of claims 1-5.
CN202010026824.1A 2020-01-10 2020-01-10 Micro LED display screen control system and method and television Active CN111212249B (en)

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