CN108831357A - A kind of LED display working condition automated measurement &control method - Google Patents
A kind of LED display working condition automated measurement &control method Download PDFInfo
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- CN108831357A CN108831357A CN201810410396.5A CN201810410396A CN108831357A CN 108831357 A CN108831357 A CN 108831357A CN 201810410396 A CN201810410396 A CN 201810410396A CN 108831357 A CN108831357 A CN 108831357A
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- display screen
- led
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- led display
- monitoring
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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
- G09G3/006—Electronic inspection or testing of displays and display drivers, e.g. of LED or LCD displays
-
- 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
A kind of LED display working condition automated measurement &control method, its step are as follows：The LED unit plate of each unit in LED display is received into the packet signal connection that control card carries out every module unit plate by LED unit, a display screen is spelled in connection, form complete image, control card is received by LED unit, in the control course of work of monitoring board, the case where electric current and voltage for being passed through by monitoring board measurement, synchronous when working each block of LED unit plate to carry out various monitorings, the present invention remotely can also make switching on and shutting down to display screen by LED display remote monitoring platform；Brightness of display screen is adjusted；The picture of display screen transmits.The configuration of the present invention is simple, increased cost is not high, and the automatic working condition for monitoring LED display mitigates the working strength of duty personnel, saves time and the expense of tour, remotely with the working condition of most fast speed and efficiency monitoring and control display screen.
Description
Technical field
The present invention relates to internet area LED display technical application more particularly to a kind of display screen working conditions certainly
The method of dynamic Detection & Controling management.
Technical background
LED display (LED display) is a kind of flat-panel monitor, integrates thousands of a LED unit modules, is used to
Show the terminal presentation facility of the various information such as text, image, video, video signal.
LED display screen development in recent years is quite rapid, and considerable advertiser shows that screen carries out advertisement hair using led
Cloth, but it is existing be related to LED display break down when, be to have no idea to find in time, go to repair in time.Traditional detection
Method is constantly to send someone to go to make an inspection tour at display screen, sees the working condition of display screen, the method is quite inconvenient, for some families
This method of the advertisement screen in outer high-altitude was both unreliable or dangerous.The process often detected in existing patent of invention is more complicated, also only
It can detect at the scene, there are no realization testing results to exchange with staff, and information exchange is poor, so needing to this
It improves.
Summary of the invention
The technical problem to be solved by the present invention is to：A kind of LEDE display screen working condition automated measurement &control method, packet
Include following steps：
A. automatic monitoring：The LED unit plate of each unit in LED display is controlled and received into card by LED unit plate
In be grouped connection, each unit board group concatenates the display screen to form entire complete image, each unit board group RS-232
Serial communication interconnects a monitoring board, two monitoring functions of monitoring board, operating current, voltage monitoring, each unit board group
By LED unit plate, LED unit plate controls and receives card, monitoring board, Switching Power Supply, temperature detecting sensor composition, LED unit plate
Switching Power Supply power supply process, monitor its electric current passed through, voltage, if one of LED display unit by monitoring board
Plate all can make at that time alarm signal, signal beyond normal work threshold values because of the failure that communicates or power, current or voltage
On network interface to network LED display screen player by concatenating each road unit board group, LED display prison is uploaded to by internet
It surveys and manages platform with control, it is timely to be issued to the information reminding relevant personnel that relevant terminal device prompt display screen breaks down
Maintenance；
Operating temperature monitoring, for each unit board group by LED unit plate, LED unit plate controls and receives card, monitoring board, switch
Power supply, temperature detecting sensor composition, each unit board group have a temperature detecting sensor, and it is mono- that sensor abuts against LED
Near first plate and Switching Power Supply, in the course of work of display screen, if operating temperature exceeds normal threshold values, sensor sense
Monitoring board of the temperature information answered Jing Guo the group makees judgement processing, forms alarm signal, signal is by concatenating each road unit board group
Network interface to network LED display screen player on, by internet upload to LED display monitoring with control management platform, under
It is dealt into the information that relevant terminal device prompt display screen breaks down, reminds relevant personnel's on-call maintenance；
B. long-range control：It is remote-control switch LED display and its brightness regulation, the photo of display screen work picture
Passback.LED display is usually all mounted in open air and has a certain distance, display screen for switch and different when requiring, display screen
Brightness to adjust, there are also the passbacks of the work picture of display screen, we can control these functions in office.
Control switch display screen：Device composition, LED display network player, total power supply control panel control total electricity
Source A.C. contactor, LED display power supply master switch case.Related controllers are led to using terminal devices such as mobile phone or computers
It crosses internet and logs in LED display monitoring and the control module of control platform, make the operation of display screen for switch, platform and online
Network LED display screen player interactive communication, serial ports connection total power supply control panel, generate signal to control general supply
Alternating-current switch on A.C. contactor makees on-off action, directly controls the switch of LED display power supply master switch case, aobvious to LED
Display screen makes the instruction of on or off.
Control brightness of display screen：If brighter brightness will be adjusted by being directed to the brightness of display screen under sunlight on daytime, in yin
The brightness of its display screen, which will be transferred to, does not need too bright brightness, at night without sunlight when to reduce the brightness of display screen, make
Display screen will not dazzling suitable brightness.Device composition, LED display network player, light sensation control panel, external light sensation sensing
Device.Related controllers log in LED display monitoring and control by internet using terminal devices such as mobile phone or computers
In the control module of platform, the setting for making automatic brightness adjustment in different external environment brightness to display screen is defined, is put down
Platform and online network LED display screen player interactive communication, the light sensation control panel that player has serial ports to connect, this is by external
Photosensitive sensors are externally received extraneous illuminance in display screen, produce different level signals, pass through light sensation control panel
Amplification calculates coherent signal to network LED display screen player, when different signal players can generate corresponding signal control
The Signal Regulation that each LED display unit board group carries out different brightness is made, the brightness control for automatically adjusting entire display screen is reached.
The photo passback of display screen work picture:Device composition, LED display network player, web camera control
Plate, web camera etc..Related controllers log in LED by internet and show using terminal devices such as mobile phone or computers
Screen monitoring and the photo passback instruction in the control module of control platform, making display screen work picture, platform and online network
LED display player interactive communication, the network shooting control panel that player has serial ports to connect, while web camera is connected,
The web camera being connected to outside display screen can be made to open camera shooting, a screenshot wherein photograph in video against the display screen of work
Piece passes to network LED display screen player by network control board, and player interactively communicates on the internet with platform, this
It opens display screen work photo upload and manages platform, platform while the hand for being issued to related personnel to LED display monitoring and control
Machine, the terminal device of PC allow mobile phone of the working condition photo of display screen on picture to related personnel, the terminal devices such as PC machine
On, display screen information whether working properly is prompted, the relevant personnel see the work photo of display screen in time, not just such as display screen
Normal photo just allows the relevant personnel to go to repair in time.
As a kind of preferred：Based on monitoring in Internet application LED display and controlling management platform, Detection & Controling are not
An only display screen；More than one user and operator；The terminal device of more than one detection.
Beneficial effect of the present invention：The LED display screen development of distribution now in public places is quite rapid, to these LED
The working state administration of display screen is good, best embodies out efficiently discovery failure, controls the working condition of display screen in time, not only greatly
It is big to save human cost, and environment can be made more comfortable, safety, energy conservation and environmental protection.
1, the communication line of the Switching Power Supply and connection of each LED unit plate in LED display and cell board power supply, electricity
When source line breaks down, by monitoring its electric current, voltage changes beyond normal threshold values, and it is flat by internet to generate fault message
Platform notifies on the mobile phone of the relevant personnel.
2, each LED unit board group has temperature sensor when the work of LED display, monitors its temperature beyond normal value
When, it generates fault message and is notified on the mobile phone of the relevant personnel by internet platform.
3, when LED display works, remote control switch machine, brightness regulation are carried out to it, work picture print information is led to
Internet platform is crossed to pass back on the mobile phone of the relevant personnel.
4, automatically monitoring LED display working condition, mitigate the working strength of duty personnel, save tour time and
Expense, remotely with the working condition of most fast speed and efficiency monitoring and control display screen.Social benefit is brought to various aspects
And economic benefit.
Detailed description of the invention
Attached drawing 1：A kind of work flow diagram of LED display working condition automated measurement &control method of the invention.
Attached drawing 2：A kind of structural schematic diagram of unit board group in the present invention.
Attached drawing 3：A kind of structural schematic diagram of control switch display screen of the invention.
Attached drawing 4：A kind of structural schematic diagram of control brightness of display screen of the invention.
Attached drawing 5：A kind of structural schematic diagram of the photo passback of display screen work picture in the present invention.
Attached drawing 6：A kind of circuit connection structure of LED display working condition automated measurement &control method shows in the present invention
It is intended to.
1-LED cell board；2-LED cell board controls and receives card；3- monitoring board；4- Switching Power Supply；5- temperature detection sensor
Device；6-LED cell board signal wire；7- network LED display screen player；The total power supply control panel of 8-；9- controls general supply and hands over
Flow contactor；10-LED display screen power supply master switch case；11- light sensation control panel；The external photosensitive sensors of 12-；13- network shooting
Control panel；14- web camera；15- terminal control equipment；16- network interface；17- communication serial port.
Specific embodiment
A kind of LED display working condition automated measurement &control method as shown in Figs. 1-5, its step are as follows:
A：Automatic monitoring：The LED unit plate 1 of each unit in LED display is controlled and received into card by LED unit plate
Connection is grouped in 2, each unit board group concatenates the display screen to form entire complete image, each unit board group RS-232
Serial communication interconnects a monitoring board 3,3 two monitoring functions of monitoring board, operating current, voltage monitoring, each cell board
For group by LED unit plate 1, LED unit plate controls and receives card 2, monitoring board 3, Switching Power Supply 4, the composition of temperature detecting sensor 5, LED
4 power supply process of Switching Power Supply of cell board 1 monitors its electric current passed through, voltage by monitoring board 3, if one of LED is aobvious
Display screen cell board all can make at that time warning beyond normal work threshold values because of the failure that communicates or power, current or voltage
Signal, signal pass through on the network interface to network LED display screen player 7 for concatenating each road unit board group, are uploaded to by internet
LED display monitoring and control management platform, are issued to the information reminding that relevant terminal device prompt display screen breaks down
Relevant personnel's on-call maintenance；
Operating temperature monitoring, each unit board group is by LED unit plate 1, and LED unit plate 1 controls and receives card 2, monitoring board 3,
Switching Power Supply 4, temperature detecting sensor 5 form, and each unit board group has a temperature detecting sensor 5, and sensor abuts
Near LED unit plate 1 and Switching Power Supply 4, in the course of work of display screen, if operating temperature exceeds normal threshold values
When, monitoring board of the temperature information of sensor sensing Jing Guo the group makees judgement processing, forms alarm signal, and signal passes through concatenation
On the network interface of each road unit board group to network LED display screen player 7, LED display monitoring and control are uploaded to by internet
Tubulation platform is issued to the information that relevant terminal device prompt display screen breaks down, reminds relevant personnel's on-call maintenance；
B. long-range control：It is remote-control switch LED display and its brightness regulation, the photo of display screen work picture
Passback.LED display is usually all mounted in open air and has a certain distance, display screen for switch and different when requiring, display screen
Brightness to adjust, there are also the passbacks of the work picture of display screen, we can control these functions in office.
Control switch display screen：Device composition：LED display network player 7, total power supply control panel 8, control are total
Capable AC contactor 9, LED display power supply master switch case 10.Related controllers are set using terminals such as mobile phone or computers
Standby 15, the control module of LED display monitoring and control platform is logged in by internet, makes the operation of display screen for switch, is put down
Platform and online 7 interactive communication of network LED display screen player, total power supply control panel 8 of serial ports connection generate signal and arrive
Alternating-current switch on control general supply A.C. contactor 9 makees on-off action, directly controls LED display and powers master switch 10 casees
Switch, the instruction of on or off is made to LED display.
Control brightness of display screen：If brighter brightness will be adjusted by being directed to the brightness of display screen under sunlight on daytime, in yin
The brightness of its display screen, which will be transferred to, does not need too bright brightness, at night without sunlight when to reduce the brightness of display screen, make
Display screen will not dazzling suitable brightness.Device composition：LED display network player 7, light sensation control panel 11, external light sensation
Sensor 12.Related controllers log in LED display prison by internet using the terminal devices such as mobile phone or computer 15
It surveys in the control module with control platform, defines and automatic brightness adjustment is made to display screen in different external environment brightness
Setting, platform and online 7 interactive communication of network LED display screen player, the light sensation control panel 11 that player has serial ports to connect,
This is to be externally received extraneous illuminance in display screen by external photosensitive sensors 12, produced different level signals, is led to
It crosses the amplification of light sensation control panel and calculates coherent signal to network LED display screen player, when different signal players can generate
Corresponding signal controls the Signal Regulation that each LED display unit board group carries out different brightness, reaches the entire display of automatic adjustment
The brightness of screen controls.
The photo passback of display screen work picture:Device composition：LED display network player 7, web camera control
Plate 13, web camera 14 etc..Related controllers are logged in using the terminal devices such as mobile phone or computer 15 by internet
LED display monitoring and the photo passback instruction in the control module of control platform, making display screen work picture, platform and online
7 interactive communication of network LED display screen player, the network shooting control panel 13 that player has serial ports to connect while connecting net
Network video camera 14 can be such that the web camera 14 being connected to outside display screen opens against the display screen of work and image, cut in video
Scheme a wherein photo, network LED display screen player 7 is passed to by network control board, player and platform are on the internet
It interactively communicates, this display screen is worked photo upload to LED display monitoring and control management platform, platform is issued to simultaneously
The mobile phone of related personnel, the terminal device of PC allow mobile phone of the working condition photo of display screen on picture to related personnel, PC machine
On equal terminal devices, the information for prompting display screen whether working properly, the relevant personnel see the work photo of display screen in time, such as
The abnormal photo of display screen just allows the relevant personnel to go to repair in time.
As a preference, Detection & Controling are not based on monitoring in Internet application LED display and controlling management platform
An only display screen；More than one user and operator；The terminal device of more than one detection.Wherein each LED unit plate 1
It is attached by LED unit partitioned signal line 6.
The Switching Power Supply of each LED unit plate and cell board power supply in LED display and the communication line of connection, power supply
When line breaks down, by monitoring its electric current, voltage changes beyond normal threshold values, generates fault message and passes through internet platform
It notifies on the mobile phone of the relevant personnel；Each LED unit board group has temperature sensor when the work of LED display, monitors it
When temperature exceeds normal value, generates fault message and notified on the mobile phone of the relevant personnel by internet platform；LED display
When work, remote control switch machine is carried out to it, brightness regulation, work picture print information is passed back to by internet platform to be had
On the mobile phone of pass personnel, information exchange is more flexible, unimpeded, may be implemented remotely to control, improve efficiency, and ensures LED significantly
The working condition of display screen, the invention structure is simple, quite rapid in the LED display screen development of distribution in public places, right
The working state administration of these LED displays is good, best embodies out efficiently discovery failure, controls the work shape of display screen in time
State not only greatlys save human cost, but also environment can be made more comfortable, and safety, energy conservation and environmental protection monitors LED display automatically
Working condition, mitigate the working strength of duty personnel, save time and the expense of tour, remotely with most fast speed and effect
The working condition of rate monitoring and control display screen.Social benefit and economic benefit is brought to various aspects.
The basic principles, main features and advantages of the present invention have been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, various changes and improvements may be made to the invention without departing from the spirit and scope of the present invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent defines.
Claims (2)
1. a kind of LED display working condition automated measurement &control method, includes the following steps：
A：Automatic monitoring：The LED unit plate (1) of each unit in LED display is controlled and received into card by LED unit plate
(2) connection is grouped in, each unit board group concatenates the display screen to form entire complete image, each unit board group RS-
232 serial communications, one monitoring board (3) of interactive connection, (3) two monitoring functions of monitoring board, operating current, voltage monitoring, each
By LED unit plate (1), LED unit plate controls and receives card (2) unit board group, monitoring board (3), Switching Power Supply (4), temperature sensing
Sensor (5) composition, Switching Power Supply (4) power supply process of LED unit plate (1) monitor its electricity passed through by monitoring board (3)
Stream, voltage, if one of LED display cell board, because of the failure that communicates or power, current or voltage all can be beyond just
Normal work threshold values, makes alarm signal at that time, and signal is broadcast by concatenating network interface to the network LED display screen of each road unit board group
It puts on device (7), LED display monitoring and control management platform is uploaded to by internet, relevant terminal device is issued to and mentions
Show information reminding relevant personnel's on-call maintenance that display screen breaks down；
Operating temperature monitoring, each unit board group control and receive card (2), monitoring board by LED unit plate (1), LED unit plate (1)
(3), Switching Power Supply (4), temperature detecting sensor (5) composition, each unit board group have a temperature detecting sensor (5),
Sensor abuts against near LED unit plate (1) and Switching Power Supply (4), in the course of work of display screen, if operating temperature is super
Out when normal threshold values, monitoring board of the temperature information of sensor sensing Jing Guo the group makees judgement processing, forms alarm signal,
On network interface to network LED display screen player (7) of the signal by concatenating each road unit board group, LED is uploaded to by internet
Display screen monitoring and control management platform, are issued to the information that relevant terminal device prompt display screen breaks down, and prompting has
Pass personnel's on-call maintenance；
B. long-range control：It is remote-control switch LED display and its brightness regulation, the photo of display screen work picture returns
It passes.LED display is usually all mounted in open air and has a certain distance, display screen for switch and different when requiring, display screen
Brightness will adjust, and there are also the passbacks of the work picture of display screen, we can control these functions in office.
Control switch display screen：Device composition：LED display network player (7), total power supply control panel (8), control are total
Capable AC contactor (9), LED display power master switch case (10).Related controllers, eventually using mobile phone or computer etc.
End equipment (15) is logged in the control module of LED display monitoring and control platform by internet, makes the behaviour of display screen for switch
Make, platform and online network LED display screen player (7) interactive communication, total power supply control panel (8) of serial ports connection,
The alternating-current switch generated on signal to control general supply A.C. contactor (9) makees on-off action, directly controls LED display power supply
The switch of master switch (10) case, the instruction of on or off is made to LED display.
Control brightness of display screen：If brighter brightness will be adjusted by being directed to the brightness of display screen under sunlight on daytime, aobvious at the cloudy day
The brightness of display screen, which will be transferred to, does not need too bright brightness, at night without sunlight when to reduce the brightness of display screen, make display
Screen will not dazzling suitable brightness.Device composition：LED display network player (7), light sensation control panel (11), external light sensation
Sensor (12).Related controllers log in LED by internet and show using the terminal devices such as mobile phone or computer (15)
Screen monitoring defines in the control module of control platform and makes auto brightness tune to display screen in different external environment brightness
The setting of section, platform and online network LED display screen player (7) interactive communication, the light sensation control that player has serial ports to connect
Making sheet (11), this is to be externally received extraneous illuminance in display screen by external photosensitive sensors (12), produced different
Level signal calculates coherent signal to network LED display screen player, when different signals is broadcast by the amplification of light sensation control panel
It puts device and can generate corresponding signal and control the Signal Regulation that each LED display unit board group carries out different brightness, reach automatic tune
Save the brightness control of entire display screen.
The photo passback of display screen work picture:Device composition：LED display network player (7), web camera control panel
(13), web camera (14) etc..Related controllers pass through internet using the terminal devices such as mobile phone or computer (15)
Log in LED display monitoring and in the control module of control platform, make the photo passback instruction of display screen work picture, platform with
Online network LED display screen player (7) interactive communication, the network shooting control panel (13) that player has serial ports to connect, together
When connect web camera (14), the display screen unlatching that can make to be connected to web camera (14) outside display screen against work is taken the photograph
As a screenshot wherein photo in, video, network LED display screen player (7) is passed to by network control board, player and flat
Platform interactively communicates on the internet, this display screen is worked photo upload to LED display monitoring and control management platform, is put down
Platform is issued to the mobile phone of related personnel simultaneously, the terminal device of PC, allows the working condition photo of display screen on picture to relevant people
The mobile phone of member, on the terminal devices such as PC machine, the information for prompting display screen whether working properly, the relevant personnel see display screen in time
Work photo, allow the relevant personnel to go to repair in time if the abnormal photo of display screen.
2. a kind of LED display working condition automated measurement &control method according to claim 1, it is characterised in that：
Platform, Detection & Controling more than one display screen are managed with control based on monitoring in Internet application LED display；More than one
User and operator；The terminal device of more than one detection.
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| CN109493775A (en) * | 2018-12-20 | 2019-03-19 | 深圳市锐明技术股份有限公司 | Show detection method, device and the terminal device of failure |
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| CN110111732A (en) * | 2019-05-13 | 2019-08-09 | 云谷（固安）科技有限公司 | The brightness adjusting method of mosaic screen, the display screen of mosaic screen and mosaic screen |
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| CN110379359A (en) * | 2019-07-09 | 2019-10-25 | 江苏金月亮科技有限公司 | A kind of method and outdoor LED display screen of Internet of Things control outdoor LED display screen |
| CN111223442A (en) * | 2020-01-11 | 2020-06-02 | 安徽成业电子科技有限公司 | LED display screen power supply control circuit and control method thereof |
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| CN112685266A (en) * | 2020-11-30 | 2021-04-20 | 浙江大华技术股份有限公司 | Fault detection method, device, system, equipment and medium |
| US11263987B2 (en) | 2019-04-04 | 2022-03-01 | Hisense Visual Technology Co., Ltd. | Method of enhancing contrast and a dual-cell display apparatus |
| CN114708821A (en) * | 2022-03-17 | 2022-07-05 | 空间显示(深圳)有限公司 | Intelligent LED display screen system based on multi-sensor data fusion |
| CN115148119A (en) * | 2022-07-18 | 2022-10-04 | 安徽特弗光电科技有限公司 | Monitoring system for running state of outdoor LCD industrial screen of intelligent station pavilion |
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| CN111785222B (en) * | 2019-04-04 | 2021-05-28 | 海信视像科技股份有限公司 | Contrast lifting algorithm and double-panel display device |
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| CN110111732A (en) * | 2019-05-13 | 2019-08-09 | 云谷（固安）科技有限公司 | The brightness adjusting method of mosaic screen, the display screen of mosaic screen and mosaic screen |
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| CN115148119A (en) * | 2022-07-18 | 2022-10-04 | 安徽特弗光电科技有限公司 | Monitoring system for running state of outdoor LCD industrial screen of intelligent station pavilion |
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Application publication date: 20181116 |