CN110264945A - A kind of vehicle mounted LED screen control system - Google Patents
A kind of vehicle mounted LED screen control system Download PDFInfo
- Publication number
- CN110264945A CN110264945A CN201910568334.1A CN201910568334A CN110264945A CN 110264945 A CN110264945 A CN 110264945A CN 201910568334 A CN201910568334 A CN 201910568334A CN 110264945 A CN110264945 A CN 110264945A
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- Prior art keywords
- led
- mounted led
- microprocessor
- vehicle mounted
- led display
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Classifications
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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]
Abstract
The present invention relates to a kind of vehicle mounted LED screen control systems, and including digitlization scene cloud platform and the multiple LED display modules connecting with digitlization scene cloud platform, LED display module includes vehicle-mounted LED display screen body interconnected and LED control card；LED control card includes microprocessor and the communication module connecting respectively with microprocessor, Video Quality Metric chip, network card chip, power management module, microprocessor is connect by communication module with digitlization scene cloud platform, microprocessor connects FPGA by Video Quality Metric chip, FPGA is connect with vehicle-mounted LED display screen body, and microprocessor and FPGA connect memory respectively.Compared with prior art, the present invention reforms the operation mode of Ads on Vehicles information, has many advantages, such as the rich of ad content, instantaneity, accuracy, and the convenience of maintenance can be widely applied for the control of the vehicle mounted LED screens such as taxi, bus, lorry.
Description
Technical field
The present invention relates to vehicle mounted LED screen technical fields, more particularly, to a kind of vehicle mounted LED screen control system.
Background technique
Vehicle mounted LED screen is mostly installed on vehicle, is specifically used to play text, picture, video.Vehicle mounted LED screen control can be wide
It is general to be applied to use on taxi, bus and lorry, information, news, advertisement are provided.However early stage vehicle mounted LED screen controls
The major defect of system has:
Advertisement information contents show single.Such as same programme content can only be played for a long time, it can not timely update；Advertisement letter
It is single to cease the medium type supported；It can not support the dynamic resources such as similar weather, environmental data.
The flexibility of operation mode is poor.Such as different advertising rates etc. can not be divided according to the layout of period, program.
Maintenance is inconvenient.Such as advertisement dispensing and replacement process it is cumbersome, need to recall taxi, can not cluster management；
LED screen brightness round the clock can not be controlled, causes light pollution.
Accuracy, instantaneity are poor.Such as different advertising informations can not be launched according to vehicle location, region；Without the legal time
Periodically play corresponding advertising information.
Summary of the invention
It is an object of the present invention to overcome the above-mentioned drawbacks of the prior art and provide a kind of vehicle mounted LED screens to control
System.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of vehicle mounted LED screen control system is connect including digitlization scene cloud platform and with digitlization scene cloud platform
Multiple LED display modules, the LED display module include vehicle-mounted LED display screen body interconnected and LED control card；It is described
LED control card includes microprocessor and the communication module connecting respectively with microprocessor, Video Quality Metric chip, network card chip, electricity
Source control module, the microprocessor are connect by communication module with the digitlization scene cloud platform, and the microprocessor is logical
Video Quality Metric chip connection FPGA is crossed, the FPGA is connect with vehicle-mounted LED display screen body, and the microprocessor and FPGA difference are all
Connect memory.
Preferably, the communication module includes 4G module and WIFI module, the microprocessor by 4G module with it is described
The connection of scene cloud platform is digitized, the microprocessor is connect by WIFI module with mobile phone.
Preferably, the vehicle-mounted LED display screen body includes vehicle mounted LED screen shell, LED display, pinboard, the LED
Display screen is connect by pinboard with the FPGA.
Preferably, the LED display includes LED lamp bead and integrated LED drive chip circuit board, and the integrated LED drives
Dynamic chip circuit plate is connect with LED lamp bead and pinboard respectively.
Preferably, the digitlization scene cloud platform includes application server, Resource Server, database server, connects
Mouthful server and terminal player, the application server, Resource Server, database server, terminal player all with connect
Mouth server connection.
Preferably, the Resource Server is for all multimedia resources used in storage system, the multimedia
Resource includes static resource and dynamic resource.
Preferably, the database server uses relational database and cache database.
Preferably, the memory includes DDR memory, SDRAM memory, FLASH memory.
Preferably, the LED control card further includes toggle switch, and the FPGA is connect by toggle switch with LED display body.
Preferably, the microprocessor is specially arm processor.
Compared with prior art, the invention has the following advantages that
1, digitlization scene cloud platform is connected to by the 4G wireless communication module of LED control card and carries out cluster management,
With remote cluster management advantage, the efficiency of management is improved, it is easy to maintain, it can be widely applied for taxi, bus, lorry etc.
Vehicle mounted LED screen control.
2, digitlization scene cloud platform includes Resource Server, for the multimedia moneys used all in storage system
Source, improves the convenience of the rich of program content playing, instantaneity, accuracy and programme content maintenance, while reforming
The previous ad content of Ads on Vehicles information is single, flexibility is poor, maintenance is inconvenient, the situation of accuracy difference.
3, vehicle-mounted LED display screen body includes vehicle mounted LED screen shell, LED display, pinboard, and wherein pinboard passes through public affairs
Mother socket connect slotting mode with integrated LED driving chip circuit board and LED control card respectively, facilitates LED control signal
The stability of transmission enables whole system stable operation in complex environment.
Detailed description of the invention
Fig. 1 is the overall plan figure of vehicle mounted LED screen control system of the present invention；
Fig. 2 is the connection block diagram of vehicle-mounted LED display screen body and LED control card in the present embodiment；
Fig. 3 is the composition and connection block diagram that scene cloud platform is digitized in the present embodiment.
It is marked in figure: 101, vehicle-mounted LED display screen body, 102, LED control card, 103, digitlization scene cloud platform, 201,
Vehicle mounted LED screen shell, 202, LED lamp bead, 203, LED drive chip circuit board, 204, pinboard, 301, application server,
302, Resource Server, 303, database server, 304, interface server, 305, terminal player.
Specific embodiment
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.The present embodiment is with technical solution of the present invention
Premised on implemented, the detailed implementation method and specific operation process are given, but protection scope of the present invention is not limited to
Following embodiments.
Embodiment
As shown in Figure 1, the application proposes a kind of vehicle mounted LED screen control system, including digitlization scene cloud platform 3 and with number
Multiple LED display modules that word scene cloud platform 3 connects, LED display module includes vehicle-mounted LED display screen body interconnected
1 and LED control card 2.The minimum that vehicle-mounted LED display screen body 1 and LED control card 2 are combined into digitlization scene cloud platform 3 together is single
Position equipment LED display module, and quantity is unlimited.LED display module with digitlization scene cloud platform 3 communicate, LED display module it
Between without communication.
Vehicle-mounted LED display screen body 1 includes vehicle mounted LED screen shell 201, LED display, pinboard 204, and LED display is logical
Pinboard 204 is crossed to connect with FPGA.LED display includes LED lamp bead 202 and integrated LED drive chip circuit board 203, is integrated
LED drive chip circuit board 203 is connect with LED lamp bead 202 and pinboard 204 respectively.Pinboard 204 is by male and female socket to slotting
Mode connect respectively with integrated LED driving chip circuit board 203 and LED control card 2, which be beneficial to debugging module
Change, while guaranteeing the reliability of connection.
As shown in Fig. 2, vehicle mounted LED screen shell 201 is by LED lamp bead 202, LED drive chip circuit board 203, pinboard
204, the encirclement of LED control card 2 is assembled into LED display module, and package assembly does not illustrate.
LED control card 2 includes microprocessor and the communication module connecting respectively with microprocessor, Video Quality Metric chip, net
Card chip, power management module, USB interface.Microprocessor is connect by communication module with digitlization scene cloud platform 3, micro- place
Device is managed by Video Quality Metric chip connection field programmable gate array (FPGA), FPGA is connect with vehicle-mounted LED display screen body 1.It is micro-
Processor and FPGA connect memory respectively.In the present embodiment, microprocessor is specially arm processor.Arm processor carries
There is Android system.
Communication module includes 4G module and WIFI module.4G module includes 4G flow function of surfing the Net, GPS function, 4G flow
Function of surfing the Net is communicated for Android system with digitlization scene cloud platform 3, and the location information of GPS function is uploaded to digitlization
Scene cloud platform 3.WIFI module is used to establish Android system and cell phone application software connection communication, major function have inquiry and
Control 2 parameter of LED control card.
Network card chip is used to support the connection of cable, controls the function of software comprising being connected to network or computer end.
The HDMI signal that Video Quality Metric chip mainly completes arm processor output turns the processing of rgb signal.FPGA is mainly used
In the driver' s timing for converting the vision signal of input to LED drive chip.
Memory includes DDR memory, SDRAM memory, FLASH memory.Wherein DDR memory is used for Android system
Memory use；Caching of the SDRAM memory for FPGA uses；Program and parameter of the FLASH memory for FPGA save.
LED control card 2 further includes toggle switch, and FPGA is connect by toggle switch with LED display body, by FPGA output
The driver' s timing of LED drive chip is sent to LED display.
Digitizing scene cloud platform 3 includes application server 301, Resource Server 302, database server 303, interface
Server 304 and terminal player 305, application server 301, Resource Server 302, database server 303, terminal plays
Device 305 is all connect with interface server 304.Wherein application server 301, Resource Server 302, terminal player 305 and connect
The mouth connection of server 304 is realized by http protocol.It is to pass through that database server 303 is connect with interface server 304
What ICP/IP protocol was realized.All servers are connected to internet.
Application server 301 is used to transport multimedia messages, terminal device involved in information releasing and management and system
Basic data required for row process carries out typing, management and maintenance, is entrance and the administrative center of platform of platform, uses
Family can open browser by PC, notebook, mobile phone terminal and carry out login system, then carry out system administration.
Resource Server 302 is for all multimedia resources used in storage system.Multimedia resource includes static state
Resource (such as picture, video, animation, audio, text) and dynamic resource (such as weather data, traffic road condition data, banker's rate
Data, Zero queuing data, stream medium data etc.).Resource Server 302 carries out expansion deployment, portion using distributed mode
Administration's mode is a primary resource server 302, hangs more from Resource Server 302；It can be according to point of terminal device in system
Cloth and resource access situation and master and slave Resource Server 302 are deployed in different regions.
Database server 303 uses relational database (MySQL) and cache database (Redis) two types number
It is realized according to library.
Interface server 304 is used to dock the function of the correlation function operation and platform secondary development of various display terminals
Can, to mitigate the pressure of application server 301.
Terminal player 305 is used to receive the content of the publication of application server 301, and in the form of broadcasting independent or combined
It is broadcasted on specified display terminal.
Claims (10)
1. a kind of vehicle mounted LED screen control system, which is characterized in that put down including digitlization scene cloud platform and with digitlization scene cloud
Multiple LED display modules of platform connection, the LED display module include vehicle-mounted LED display screen body and LED control interconnected
Card；The LED control card includes microprocessor and the communication module connecting respectively with microprocessor, Video Quality Metric chip, network interface card
Chip, power management module, the microprocessor are connect by communication module with the digitlization scene cloud platform, micro- place
It manages device and FPGA is connected by Video Quality Metric chip, the FPGA is connect with vehicle-mounted LED display screen body, the microprocessor and FPGA
Memory is all connected respectively.
2. a kind of vehicle mounted LED screen control system according to claim 1, which is characterized in that the communication module includes 4G
Module and WIFI module, the microprocessor are connect by 4G module with the digitlization scene cloud platform, the microprocessor
It is connect by WIFI module with mobile phone.
3. a kind of vehicle mounted LED screen control system according to claim 1, which is characterized in that the vehicle-mounted LED display screen body
Including vehicle mounted LED screen shell, LED display, pinboard, the LED display is connect by pinboard with the FPGA.
4. a kind of vehicle mounted LED screen control system according to claim 3, which is characterized in that the LED display includes
LED lamp bead and integrated LED drive chip circuit board, the integrated LED driving chip circuit board respectively with LED lamp bead and pinboard
Connection.
5. a kind of vehicle mounted LED screen control system according to claim 1, which is characterized in that the digitlization scene cloud is flat
Platform includes application server, Resource Server, database server, interface server and terminal player, the application service
Device, Resource Server, database server, terminal player are all connect with interface server.
6. a kind of vehicle mounted LED screen control system according to claim 5, which is characterized in that the Resource Server is used for
All multimedia resources used in storage system, the multimedia resource include static resource and dynamic resource.
7. a kind of vehicle mounted LED screen control system according to claim 5, which is characterized in that the database server is adopted
With relational database and cache database.
8. a kind of vehicle mounted LED screen control system according to claim 1, which is characterized in that the memory includes that DDR is deposited
Reservoir, SDRAM memory, FLASH memory.
9. a kind of vehicle mounted LED screen control system according to claim 1, which is characterized in that the LED control card further includes
Toggle switch, the FPGA are connect by toggle switch with LED display body.
10. a kind of vehicle mounted LED screen control system according to claim 1, which is characterized in that the microprocessor is specially
Arm processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910568334.1A CN110264945A (en) | 2019-06-27 | 2019-06-27 | A kind of vehicle mounted LED screen control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910568334.1A CN110264945A (en) | 2019-06-27 | 2019-06-27 | A kind of vehicle mounted LED screen control system |
Publications (1)
| Publication Number | Publication Date |
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| CN110264945A true CN110264945A (en) | 2019-09-20 |
Family
ID=67922351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201910568334.1A Pending CN110264945A (en) | 2019-06-27 | 2019-06-27 | A kind of vehicle mounted LED screen control system |
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Cited By (3)
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| CN112291750A (en) * | 2020-10-13 | 2021-01-29 | 安徽富煌科技股份有限公司 | Wireless departure screen cluster system based on ZigBee communication |
| CN112349059A (en) * | 2020-10-29 | 2021-02-09 | 惠州蓄能发电有限公司 | Control system of LED equipment and LED display screen |
| CN113574587A (en) * | 2019-11-18 | 2021-10-29 | 京东方科技集团股份有限公司 | Vehicle-mounted display control method, vehicle-mounted control device and vehicle-mounted display assembly |
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| CN112349059A (en) * | 2020-10-29 | 2021-02-09 | 惠州蓄能发电有限公司 | Control system of LED equipment and LED display screen |
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Application publication date: 20190920 |