CN114694566A - Intelligent wireless transparent LED display screen - Google Patents

Intelligent wireless transparent LED display screen Download PDF

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Publication number
CN114694566A
CN114694566A CN202210304860.9A CN202210304860A CN114694566A CN 114694566 A CN114694566 A CN 114694566A CN 202210304860 A CN202210304860 A CN 202210304860A CN 114694566 A CN114694566 A CN 114694566A
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CN
China
Prior art keywords
display screen
led
video
driver
driving unit
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Pending
Application number
CN202210304860.9A
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Chinese (zh)
Inventor
刘耀
葛凯彬
熊木地
全日龙
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Dalian Jisite Technology Co ltd
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Dalian Jisite Technology Co ltd
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Priority to CN202210304860.9A priority Critical patent/CN114694566A/en
Publication of CN114694566A publication Critical patent/CN114694566A/en
Pending legal-status Critical Current

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    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control 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
    • G09G3/22—Control 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
    • G09G3/30—Control 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
    • G09G3/32—Control 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]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/222—Studio circuitry; Studio devices; Studio equipment
    • H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/222—Studio circuitry; Studio devices; Studio equipment
    • H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
    • H04N5/268—Signal distribution or switching

Abstract

The invention provides an intelligent wireless transparent LED display screen, which comprises: the LED display screen comprises a power supply unit, a control unit, a transmission subunit, a driving unit and an LED transparent display screen; the power supply unit is connected with the control unit, the transmission subunit and the driving unit and is used for providing voltage for the transmission subunit and the driving unit; one end of the control unit is connected with the upper computer through a wireless connection, and the other end of the control unit is connected with the transmission subunit and used for processing video signals; one end of the transmission subunit is connected with the control unit, and the other end of the transmission subunit is connected with the driving unit and is used for transmitting the output video signal to the driving unit; the driving unit is connected with the LED transparent display screen and is used for driving the video signal output by the transmission subunit to the LED transparent display screen for displaying; the LED transparent display screen is connected with the driving unit and used for displaying the video signal forwarded by the driving unit. The invention can realize the long-distance transmission of the LED transparent display screen. And the application occasions of the LED transparent display screen can be enlarged, namely, the display picture of the intelligent glass is controlled in real time by using the mobile phone.

Description

Intelligent wireless transparent LED display screen
Technical Field
The invention relates to the technical field of LED intelligent glass display, in particular to an intelligent wireless transparent LED display screen.
Background
With the acceptance of people on the LED transparent display technology, more and more markets and buildings adopt the LED transparent display screens to show videos, pictures and texts, notifications and the like. The traditional LED transparent display screen system mainly comprises an upper computer, video playing management software, a controller, a driver, a transmission system, a transparent display screen and the like.
The display technology of the existing LED transparent display screen is mature day by day, but the remote operation and control of the LED transparent display screen are still in a starting stage. According to the LED transparent display screen on the existing market, the upper computer is connected with the controller through a wire, and the distance between the upper computer and the controller is required to be short, so that the instant control of a user on the LED transparent display screen is greatly restricted. The convenience and intelligence of use are seriously influenced.
Disclosure of Invention
According to the technical problem provided above, an intelligent wireless transparent LED display screen is provided. The invention can realize the long-distance transmission of the LED transparent display screen and expand the application occasions of the LED transparent display screen, namely, the display picture of the intelligent glass is controlled in real time by utilizing communication equipment such as a mobile phone and the like.
The technical means adopted by the invention are as follows:
an intelligent wireless transparent LED display screen, comprising: the LED display screen comprises a power supply unit, a control unit, a transmission subunit, a driving unit and an LED transparent display screen; wherein:
the power supply unit is connected with the control unit, the transmission subunit and the driving unit and is used for providing voltage for the control unit, the transmission subunit and the driving unit;
one end of the control unit is connected with the upper computer through a wireless connection, and the other end of the control unit is connected with the transmission subunit and used for processing video signals;
one end of the transmission subunit is connected with the control unit, and the other end of the transmission subunit is connected with the driving unit and is used for transmitting the output video signal to the driving unit;
the driving unit is connected with the LED transparent display screen and is used for driving the video signal output by the transmission subunit to the LED transparent display screen for displaying;
the LED transparent display screen is connected with the driving unit and used for displaying the video signal forwarded by the driving unit.
Furthermore, the number of the control units is not limited, and when the upper computer is in communication with the control units through wireless communication, the control units can be controlled simultaneously.
Further, the control unit comprises a wireless receiving control module, a video processing module, a data storage module, a signal transmission module and a control module, wherein:
the wireless receiving control module is connected with an upper computer and used for receiving the video signal from the upper computer and processing and converting the video signal into a component signal;
the video processing module is connected with the wireless receiving control module and is used for processing the component signals transmitted by the wireless receiving control module;
the data storage module is connected with the video processing module and is used for storing the component signals processed by the video processing module;
the control module is connected with the video processing module and used for sending a control instruction to the video processing module;
the signal transmission module is connected with the transmission subunit and used for transmitting the component signals to the transmission subunit.
Further, the wireless receiving control module comprises a wireless receiving element, a control element, a storage element and a decoding processing element; wherein:
the wireless receiving element is connected with the upper computer and the control element and is used for receiving the instruction and the video signal sent by the upper computer and transmitting the instruction and the video signal to the control element;
the control element is connected with the wireless receiving element, receives the instruction and the video signal sent by the upper computer and reasonably distributes the internal resources;
the decoding processing element is connected with the storage element and the video processing module and is used for converting the received high-definition video signal into R, G, B component signals and sending R, G, B component signals to the video processing module.
The storage element is connected with the control element and the decoding processing element and is used for storing the received video source and sending the received video source to the decoding processing element.
Further, the driving unit is composed of a plurality of cascaded drivers, each driver stage has N input ports and N output ports, wherein:
n input ports of the first driver are connected with the control unit, N output ports are connected with N input ports of the second driver, video signals are input through the input port of the first driver and output through the output port of the first driver, and the input port of the second driver is input, namely forwarded to the second driver;
and in the same way, the N-1 st driver receives the video signals through the N-1 st input port, the N-2 nd driver forwards the video signals through the N-2 nd output port and forwards the video signals to the Nth driver through the N-1 st output port.
Furthermore, the driver is provided with a special driving chip, the driving chip can convert serial RGB data and a clock into multi-channel parallel data, and has a gray scale modulation function, gray scale modulation is carried out on 12bit data in an output channel, the 12bit data are transmitted to an LED dot matrix embedded in the LED transparent display screen through an FPC connector, and meanwhile, input serial data and the clock are serially output under the action of a shift register and serve as input sources of a next group of driving circuit boards.
Furthermore, the LED transparent display screen is specially customized glass, is an ultra-large LED display screen in nature, and comprises a planar display screen consisting of dot matrix modules or pixel units formed by utilizing light emitting diodes.
Compared with the prior art, the invention has the following advantages:
1. the intelligent wireless transparent LED display screen provided by the invention can realize the remote transmission of the LED transparent display screen.
2. The intelligent wireless transparent LED display screen provided by the invention can expand the application occasions of the LED transparent display screen, namely, the display picture of the intelligent glass is controlled in real time by utilizing communication equipment such as a mobile phone and the like.
Based on the reason, the invention can be widely popularized in the fields of LED intelligent glass display and the like.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a structural block diagram of an intelligent wireless transparent LED display screen according to the present invention.
Fig. 2 is a block diagram of the control unit according to the present invention.
Fig. 3 is a block diagram of a wireless reception control module according to the present invention.
FIG. 4 is a schematic diagram of an LED dot matrix in a display area of the LED transparent display screen according to the present invention.
Fig. 5 is a schematic structural diagram of the tablet according to the embodiment of the present invention.
Fig. 6 is a schematic structural view of a taxi light board according to an embodiment of the present invention.
Fig. 7 is a schematic structural view of a taxi light board according to another embodiment of the present invention.
Fig. 8 is a schematic diagram of the host computer controlling the taxi light board through the cloud.
In the figure: 101. a control unit; 102. a transmission subunit; 103. a drive unit; 104. an LED transparent display screen; 105. a power supply unit; 201. a wireless reception control module; 202. a video processing module; 203. A data storage module; 204. a signal transmission module; 205. a control module; 301. a wireless receiving element; 302. a control element; 303. a storage element; 304. a decoding processing element; 501. a first transparent display area; 502. a first controller placement area; 601. a second transparent display area; 602. a first light board frame; 603. a second controller placement area; 701. a third transparent display area; 702. a third controller placement area; 703. and a second lamp board frame.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. Any specific values in all examples shown and discussed herein are to be construed as exemplary only and not as limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the absence of any contrary indication, these directional terms are not intended to indicate and imply that the device or element so referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore should not be considered as limiting the scope of the present invention: the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "above … … surface," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.
The invention provides an intelligent wireless transparent LED display screen, as shown in figure 1, comprising: the LED display screen comprises a power supply unit 105, a control unit 101, a transmission subunit 102, a driving unit 103 and an LED transparent display screen 104; wherein:
the power supply unit 105 is connected with the control unit 101, the transmission subunit 102 and the driving unit 103, and is used for providing voltage for the control unit 101, the transmission subunit 102 and the driving unit 103;
one end of the control unit 101 is connected with an upper computer through a wireless connection, and the other end of the control unit is connected with the transmission subunit 102 and used for processing video signals;
one end of the transmission subunit 102 is connected to the control unit 101, and the other end is connected to the driving unit 103, and is configured to transmit the output video signal to the driving unit 103;
the driving unit 103 is connected to the LED transparent display screen 104, and is configured to drive the video signal output by the transmission subunit 102 to the LED transparent display screen 104 for displaying;
the LED transparent display screen 104 is connected to the driving unit 103, and is configured to display the video signal forwarded by the driving unit 103.
In specific implementation, as a preferred embodiment of the present invention, the number of the control units is not limited, and when the upper computer communicates with the control unit 101 wirelessly, the upper computer can control a plurality of control units 101 simultaneously.
In specific implementation, as a preferred embodiment of the present invention, as shown in fig. 2, the control unit 101 includes a wireless receiving control module 201, a video processing module 202, a data storage module 203, a signal transmission module 204, and a control module 205, where:
the wireless receiving control module 201 is connected with an upper computer and used for receiving a video signal from the upper computer and processing and converting the video signal into a component signal;
the video processing module 202 is connected to the wireless reception control module 201, and is configured to process the component signal transmitted by the wireless reception control module 201;
the data storage module 203 is connected to the video processing module 202, and is configured to store the component signals processed by the video processing module 202;
the control module 205 is connected to the video processing module 202, and is configured to send a control instruction to the video processing module 202;
the signal transmission module 204 is connected to the transmission subunit 102, and is configured to transmit the component signal to the transmission subunit 102.
In specific implementation, as a preferred embodiment of the present invention, as shown in fig. 3, the wireless reception control module 201 includes a wireless reception element 301, a control element 302, a storage element 303, and a decoding processing element 304; wherein:
the wireless receiving element 301 is connected with the upper computer and the control element 302 and is used for receiving the instruction and the video signal sent by the upper computer and transmitting the instruction and the video signal to the control element 302;
the control element 302 is connected with the wireless receiving element 301, receives the instruction and the video signal sent by the upper computer and reasonably distributes the internal resources;
the decoding processing component 304 is coupled to the storage component 303 and the video processing module 202, and is configured to convert the received high definition video signal into R, G, B component signal and transmit R, G, B component signal to the video processing module 202.
The storage element 303 is connected to the control element 302 and the decoding processing element 304 for storing the received video source and sending it to the decoding processing element 304.
In specific implementation, as a preferred embodiment of the present invention, the driving unit 103 is composed of a plurality of cascaded drivers, each driver has N input ports and N output ports, where:
the N input ports of the first driver are connected with the control unit, the N output ports are connected with the N input ports of the second driver, video signals are input through the input ports of the first driver and output through the output ports of the first driver, and the input ports of the second driver are input, namely forwarded to the second driver;
and in the same way, the N-1 st driver receives the video signals through the N-1 st input port, the N-2 nd driver forwards the video signals through the N-2 nd output port and forwards the video signals to the Nth driver through the N-1 st output port.
Example 1 (application of Single plaque)
Referring to fig. 5, the intelligent wireless transparent LED display screen according to the present invention is applied to a tablet, and fig. 5 includes a first transparent display area 501 of the tablet and a first controller placement area 502 of the tablet. The mobile phone sends video data to the control unit 101 through wireless communication, as shown in fig. 2, a wireless receiving control module 201 in the control unit 101 receives a video signal from an upper computer, as shown in fig. 3, the wireless receiving control module 201 includes a wireless receiving element 301, a control element 302, a storage element 303 and a decoding processing element 304. The wireless receiving component 301 is used for receiving the upper computer instruction and the video signal and transmitting the upper computer instruction and the video signal to the control component 302, the control component 302 is used for executing the upper computer instruction and reasonably allocating internal resources, the storage component 303 is used for storing the received video source, and the decoding processing component 304 is used for converting the received high-definition video signal into R, G, B component signals and sending the R, G, B component signals to the video processing module 202.
The video processing module 202 processes the signal of R, G, B component from the wireless reception control module 201, the data storage module 203 stores the signal of R, G, B component, the control module 205 sends control instructions to the video processing module 202, and the signal transmission module 204 is a sending circuit module that converts the signal of R, G, B component and the serial clock into a differential signal and a clock. As shown in fig. 1, the transmission subunit 102 is connected to the control unit 101 at one end, and connected to the driving unit 103 at the other end, and is configured to transmit the video signal output by the control unit 101 to the driving unit 103. The transmission subunit 102 transmits the R, G, B component signal in the signal transmission module 204 to the driving unit 103, which not only ensures the reliability and stability of data transmitted over long distance, but also realizes the lossless transmission function between the control subsystem and the driving subsystem of the control unit 101.
In specific implementation, as a preferred embodiment of the present invention, the LED driver has a dedicated driving chip, which not only can convert serial RGB data and a clock into multiple parallel data, but also has a gray-scale modulation function, and performs gray-scale modulation on 12bit data in an output channel, and then transmits the data to an LED dot matrix embedded inside an LED transparent display screen through an FPC connector, and at the same time, the input serial data and the clock are serially output under the action of a shift register, and serve as input sources of a next group of driving circuit boards. FIG. 4 is a schematic diagram of LED lattice distribution in a display area of an LED transparent display screen. The transparent display area of the LED transparent display screen is formed by a large number of embedded LED dot matrixes which are distributed according to a certain rule. The distribution rule of the LED dot matrix is shown in fig. 4, the LED points represent pixel points in a video, namely, each LED point is controlled through a special driving chip, so that the change of each pixel point is controlled, and the video source information display of an upper computer is realized. The LED transparent display screen 104 is specially made glass, is substantially an oversized LED display screen, and is a planar display screen composed of dot matrix modules or pixel units formed by light emitting diodes. The driving unit 103 is connected with the LED transparent display screen through an FPC connector, and the driving unit 103 realizes image source information display through controlling an LED dot matrix embedded in the glass.
Embodiment 2 (application of taxi plate)
As shown in fig. 6, the intelligent wireless transparent LED display screen of the present invention is applied to a taxi, where the controller is disposed under a light board, 601 is a second transparent display area, 602 is a first light board frame, and 603 is a second controller placement area. Fig. 7 shows another application of the intelligent wireless transparent LED display screen in a taxi, where the controller is placed at the side of the light board, 701 is the third transparent display area, 702 is the third controller placement area, and 703 is the second light board frame. As shown in fig. 8, the upper computer (mobile phone or computer) may remotely control the display of the plurality of taxi light boards through the cloud server. That is, the upper computer sends video data to the control unit 101 through the cloud, as shown in fig. 2, the wireless receiving control module 201 in the control unit 101 receives a video signal from the upper computer, as shown in fig. 3, the wireless receiving control module 201 includes a wireless receiving element 301, a control element 302, a storage element 303, and a decoding processing element 304. The wireless receiving component 301 is used for receiving the upper computer instruction and the video signal and transmitting them to the control component 302, the control component 302 is used for executing the upper computer instruction and reasonably distributing the internal resources, the storage component 303 is used for storing the received video source, and the decoding processing component 304 is used for converting the received high-definition video signal into an RGB component signal and transmitting it to the video processing module 202.
The video processing module 202 processes the signal of R, G, B component from the wireless reception control module 201, the data storage module 203 stores the signal of R, G, B component, the control module 205 sends control instructions to the video processing module 202, and the signal transmission module 204 is a sending circuit module that converts the signal of R, G, B component and the serial clock into a differential signal and a clock. As shown in fig. 1, the transmission subunit 102 is connected to the control unit 101 at one end, and connected to the driving unit 103 at the other end, and is configured to transmit the video signal output by the control unit 101 to the driving unit 103. The transmission subunit 102 transmits the R, G, B component signal in the signal transmission module 204 to the driving unit 103, which not only ensures the reliability and stability of data transmitted over long distance, but also realizes the lossless transmission function between the control subsystem and the driving subsystem of the control unit 101.
In specific implementation, as a preferred embodiment of the present invention, the LED driver has a dedicated driving chip, which not only can convert serial RGB data and a clock into multiple parallel data, but also has a gray-scale modulation function, and gray-scale modulates 12bit data in an output channel, and then transmits the modulated data to an LED dot matrix embedded inside the LED transparent display screen through an FPC connector, and at the same time, the input serial data and the clock are serially output under the action of a shift register, and serve as input sources of a next group of driving circuit boards. FIG. 4 is a schematic diagram of LED dot matrix distribution in a display area of the LED transparent display screen. The transparent display area of the LED transparent display screen is formed by a large number of embedded LED dot matrixes which are distributed according to a certain rule. The distribution rule of the LED dot matrix is shown in fig. 4, the LED points represent pixel points in a video, namely, each LED point is controlled through a special driving chip, so that the change of each pixel point is controlled, and the video source information display of an upper computer is realized. The LED transparent display screen 104 is specially made glass, is substantially an oversized LED display screen, and is a planar display screen composed of dot matrix modules or pixel units formed by light emitting diodes. The driving unit 103 is connected with the LED transparent display screen through an FPC connector, and the driving unit 103 realizes image source information display through controlling an LED dot matrix embedded in the glass.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims (7)

1. The utility model provides a transparent LED display screen that intelligence is wireless which characterized in that includes: the LED display screen comprises a power supply unit, a control unit, a transmission subunit, a driving unit and an LED transparent display screen; wherein:
the power supply unit is connected with the control unit, the transmission subunit and the driving unit and is used for providing voltage for the control unit, the transmission subunit and the driving unit;
one end of the control unit is connected with the upper computer through a wireless connection, and the other end of the control unit is connected with the transmission subunit and used for processing video signals;
one end of the transmission subunit is connected with the control unit, and the other end of the transmission subunit is connected with the driving unit and is used for transmitting the output video signal to the driving unit;
the driving unit is connected with the LED transparent display screen and is used for driving the video signal output by the transmission subunit to the LED transparent display screen for displaying;
the LED transparent display screen is connected with the driving unit and used for displaying the video signal forwarded by the driving unit.
2. The intelligent wireless transparent LED display screen of claim 1, wherein the number of the control units is unlimited, and when the upper computer communicates with the control units wirelessly, the control units can be controlled simultaneously.
3. The intelligent wireless transparent LED display screen of claim 2, wherein the control unit comprises a wireless receiving control module, a video processing module, a data storage module, a signal transmission module and a control module, wherein:
the wireless receiving control module is connected with an upper computer and used for receiving the video signal from the upper computer and processing and converting the video signal into a component signal;
the video processing module is connected with the wireless receiving control module and is used for processing the component signals transmitted by the wireless receiving control module;
the data storage module is connected with the video processing module and is used for storing the component signals processed by the video processing module;
the control module is connected with the video processing module and used for sending a control instruction to the video processing module;
the signal transmission module is connected with the transmission subunit and used for transmitting the component signals to the transmission subunit.
4. The intelligent wireless transparent LED display screen of claim 3, wherein the wireless receiving control module comprises a wireless receiving element, a control element, a storage element and a decoding processing element; wherein:
the wireless receiving element is connected with the upper computer and the control element and is used for receiving the instruction and the video signal sent by the upper computer and transmitting the instruction and the video signal to the control element;
the control element is connected with the wireless receiving element, receives the instruction and the video signal sent by the upper computer and reasonably distributes the internal resources;
the decoding processing element is connected with the storage element and the video processing module and is used for converting the received high-definition video signal into R, G, B component signals and sending R, G, B component signals to the video processing module.
The storage element is connected with the control element and the decoding processing element and is used for storing the received video source and sending the received video source to the decoding processing element.
5. The intelligent wireless transparent LED display screen of claim 1, wherein the driving unit is composed of a plurality of cascaded drivers, each driver stage has N input ports and N output ports, and wherein:
the N input ports of the first driver are connected with the control unit, the N output ports are connected with the N input ports of the second driver, video signals are input through the input ports of the first driver and output through the output ports of the first driver, and the input ports of the second driver are input, namely forwarded to the second driver;
and in the same way, the N-1 st driver receives the video signals through the N-1 st input port, the N-2 nd driver forwards the video signals through the N-2 nd output port and forwards the video signals to the Nth driver through the N-1 st output port.
6. The intelligent wireless transparent LED display screen of claim 5, wherein the driver has a dedicated driver chip, the driver chip not only can convert serial RGB data and clock into multi-channel parallel data, but also has a gray modulation function, gray modulation is performed on 12bit data in an output channel, the data is transmitted to an LED dot matrix embedded in the LED transparent display screen through an FPC connector, and meanwhile, input serial data and clock are serially output under the action of a shift register and serve as input sources of a next group of driver circuit boards.
7. The intelligent wireless transparent LED display screen of claim 1, wherein the LED transparent display screen is specially customized glass, is substantially an oversized LED display screen, and comprises a planar display screen composed of dot matrix modules or pixel units formed by utilizing light emitting diodes.
CN202210304860.9A 2022-03-23 2022-03-23 Intelligent wireless transparent LED display screen Pending CN114694566A (en)

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