CN101894512B - A kind of LED display fault early warning system - Google Patents
A kind of LED display fault early warning system Download PDFInfo
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- CN101894512B CN101894512B CN201010240743.8A CN201010240743A CN101894512B CN 101894512 B CN101894512 B CN 101894512B CN 201010240743 A CN201010240743 A CN 201010240743A CN 101894512 B CN101894512 B CN 101894512B
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Abstract
The invention discloses a kind of LED display fault early warning system, comprise signal receiving module, detection module, processing module, display module and alarm module; Signal receiving module receiving target control signal data, generate the target display data of LED screen; Detection module detects the actual displayed signal data of LED screen in real time; Processing module arranges default input end and analyzes submodule, preset LED screen structured data, target display data and actual displayed signal data are analyzed, according to LED screen structured data, the display comparison generating LED screen analyzes data, sends to display module to show; When target display data and actual displayed signal data there are differences, processing module also generates alerting signal data, is sent to alarm module and reports to the police.The present invention can provide fault early warning, the potential faults that Timeliness coverage LED screen exists, and initiatively maintains LED screen, takes preventive measures.
Description
Technical field
The present invention relates to lighting device, particularly relate to a kind of LED display fault early warning system.
Background technology
Along with the large-scale activity such as World Expo, the Asian Games holding in China, for Chinese LED industry provides good display platform, LED is presented at large-scale activity and important events have played prior effect, so the reliability and stability applied in the LED display of large-scale activity, important place etc. are very important.
In prior art, in the fault of LED screen, because the aging problem caused accounts for the overwhelming majority, as solder joint loosens, signal connecting line loosens.These faults are all develop into sustained fault gradually by fault once in a while.And in existing LED display fault detection technique, general is all just detect fault and keep in repair after fault occurs, the situation of the fragmentary instability of each element of LED display just can not be found in early days in fault, thus can not safeguard appropriate section in advance, and passive maintenance job can only be done, cause LED display unstable in the use procedure of some large-scale activity or important place, easily occur to use to interrupt.
Therefore, prior art existing defects, needs to improve.
Summary of the invention
Technical matters to be solved by this invention is, provides one can provide fault early warning, the potential faults that Timeliness coverage LED display exists, thus can initiatively maintain LED display, the LED display fault early warning system taken preventive measures.
Technical scheme of the present invention is as follows: a kind of LED display fault early warning system, wherein, comprises signal receiving module, detection module, processing module, display module and alarm module; Described signal receiving module, for receiving target control signal data, generates target display data, and sends to outside LED display to show; Described detection module is connected with described LED display, for detecting the actual displayed signal data of LED display in real time; Described processing module is connected with detection module with signal receiving module respectively, for difference receiving target display data and actual displayed signal data; Further, described processing module arranges default input end and analyzes submodule; Described default input end for inputting described LED display structured data, and is sent to described analysis submodule; Described analysis submodule is analyzed target display data and actual displayed signal data respectively, and according to described LED display structured data, the display comparison generating LED display analyzes data, and sends to described display module; Described analysis submodule, also for when target display data and actual displayed signal data there are differences, generates alerting signal data, and is sent to described alarm module; Described display module is connected with described analysis submodule, receives described LED display display comparison and analyzes data and show; Described alarm module is connected with described analysis submodule, for receiving described alerting signal data, and sends alerting signal.
Be applied to such scheme, in described LED display fault early warning system, described signal receiving module, described detection module and the integrated setting of described processing module.
Be applied to above-mentioned each scheme, in described LED display fault early warning system, described alarm module is signal lamp or audio-frequency generator.
Be applied to above-mentioned each scheme, in described LED display fault early warning system, described display module is the display of a computing machine, and described processing module is the processor of described computing machine, and described alarm module is audio amplifier or the loudspeaker of described computing machine.
Be applied to above-mentioned each scheme, in described LED display fault early warning system, described LED display structured data comprises each pixel structured data of the described LED display of composition, and each pixel is interconnected structured data; Described display comparison analyze data at least comprise electric current, voltage, power, gray shade scale, refreshing frequency one of them.
Be applied to above-mentioned each scheme, in described LED display fault early warning system, described detection module arranges some detection sub-module, for detecting the actual displayed signal data of each group pixel in described LED display respectively.
Be applied to above-mentioned each scheme, in described LED display fault early warning system, described display module also arranges mark display sub-module, for when target display data and actual displayed signal data there are differences, and each variance data of mark display.
Being applied to above-mentioned each scheme, in described LED display fault early warning system, a memory module is also set, be connected with described analysis submodule, analyzing data for storing described display comparison.
Be applied to above-mentioned each scheme, in described LED display fault early warning system, described signal receiving module only arranges a receiving port, and, be connected with a signal wire, for receiving the target control signal data from a signal wire; Or described signal receiving module arranges at least two receiving ports, is connected respectively, receives the target control signal data that two signal wires are identical respectively with two signal wires, and, select one of them.
Be applied to above-mentioned each scheme, in described LED display fault early warning system, it also comprises described LED display.
Adopt such scheme, the present invention is by arranging detection module, the actual displayed signal data of real-time detection LED display, and, by set handling module, according to LED display structured data, analyze the difference of contrast target display data and actual displayed signal data, thus generate display comparison analysis data, and shown by display module, staff analyzes data by the display comparison on display module, namely can know that a certain of LED display or certain multiple pixel exist potential faults, and, the display analysis correlation data that certain pixel of there is potential faults is concrete can also be known, facilitate analyzing failure cause, and, also carry out potential faults warning by alarm module, so, can carry out early warning to early stage fault, there is potential faults in Timeliness coverage LED display, thus can initiatively maintain LED display, takes preventive measures, further, the present invention also can detect the LED display broken down, and finds fault, and on-call maintenance.
Accompanying drawing explanation
Fig. 1 is the syndeton schematic diagram of one embodiment of the invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
As shown in Figure 1, present embodiments provide a kind of LED display fault early warning system, described LED display fault early warning system comprises interconnective signal receiving module, detection module, processing module, display module and alarm module; Described LED display fault early warning system is for controlling outside LED display, and, when there is potential faults in described LED display, early warning is carried out to described LED display, thus the generation of fault can be stoped in advance, and, also can the fault that occurred of Timeliness coverage, give a warning information, and keep in repair in time on this basis, loss dropped to minimum.
Wherein, described signal receiving module is used for receiving target control signal data, and, according to described target control signal data, generate target display data, and send to outside LED display, outside LED display shows according to described target display data; Wherein, described target control signal data, can by outside control device according to described LED display video to display, and the target control signal data of generation, then send to described signal receiving module.This LED display also can as a part for above-mentioned fault early warning system.
Such as, described signal receiving module can only arrange a receiving port, and, be connected with a signal wire, that is, described signal receiving module receives the target control signal data from a signal line, and according to this target control signal Data Control LED display, namely described signal receiving module has single line integrated functionality, connected circuit can be made very simple, thus make the present embodiment LED display fault early warning system structure also simpler.
Or, described signal receiving module arranges two or two or more receiving port, as, two receiving ports are set, two receiving ports connect one to one with two signal wires respectively, two receiving ports receive the identical target control signal data of two signal wires respectively, namely, two signal wires backup each other, and, two receiving ports backup each other, simultaneously, the target control signal data of one of them signal wire of prioritizing selection input can be set to, when this signal wire or this receiving port break down, then select the target control signal data that another signal wire inputs, make the input of data more reliable and more stable.
And, described detection module is connected with described LED display, and particularly, described detection module is connected with each pixel in described LED display, for detecting the actual displayed signal data of each pixel of LED display in real time, thus described LED display is played to the effect of monitoring.
Such as, described detection module arranges some detection sub-module, the corresponding one group of LED pixel of each detection sub-module, can detect the actual displayed signal data of each group pixel in described LED display respectively.
Further, described processing module is connected with detection module with signal receiving module respectively, for receiving from the target display data of described signal receiving module and the actual displayed signal data from described detection module respectively; Further, described processing module arranges default input end and analyzes submodule.
By arranging described default input end, described LED display structured data can be set, namely input described LED display structured data by described default input end, and described LED display structured data is sent to described analysis submodule.
Such as, described LED display structured data can comprise each pixel structured data of the described LED display of composition, and each pixel is interconnected structured data, and namely the formation of LED point of each pixel, the position of each pixel, be interconnected mode etc.
Wherein, described analysis submodule is analyzed target display data and actual displayed signal data respectively, again according to described LED display structured data, the display comparison generating LED display analyzes data, and send to the described display module be connected with described analysis submodule, the display comparison that described display module receives described LED display is analyzed data and shows, thus can know that the display comparison of each pixel in described LED display analyzes data, shown by display module, can see that described display comparison analyzes data very intuitively, thus know whether the actual displayed signal data of each pixel in described LED display and target display data there are differences, thus find whether there is potential faults, or, also can find whether break down.
Wherein, described display comparison analyzes that data can comprise electric current, voltage, power, gray shade scale, refreshing frequency are one kind of, or wherein two or more combination.
As, described display comparison is analyzed data and is comprised electric current and/or voltage and/or power, when the actual current data of certain pixel and/or voltage and/or power, when there are differences with target current and/or voltage and/or power data, then can judge that this pixel exists potential faults, or break down, judge according to concrete actual current and/or voltage and/or power data again, whether this point has electric current to pass through, have, can judge that this point exists solder joint and to loosen or circuit occurs to loosen, if no current is by then can judging this some generation open circuit; So, then just can find the situation of the instability that LED display is fragmentary in fault in early days, in advance appropriate section be safeguarded.Variable so passive breakdown maintenance is maintenance initiatively; Further, all right Timeliness coverage fault, and appropriate section is keeped in repair.
And for example, described display comparison is analyzed data and is comprised gray shade scale and/or refreshing frequency, when actual grey grade and/or the refreshing frequency data of a certain pixel, when there are differences with target gray grade and/or refreshing frequency data, then can judge that the display data of this pixel exist fault, as there is loss of data, data distortion, countless according to input etc., again according to actual grey grade and/or refreshing frequency data, namely concrete fault type can be determined, thus initiatively fault data is repaired, or, countless according to when inputting, determine open circuit occurs, thus each open-circuit line is keeped in repair.
And, when target display data and actual displayed signal data there are differences, namely when there is potential faults or break down in described LED display, described analysis submodule also generates alerting signal data, and, be sent to the described alarm module be connected with described analysis submodule, described alarm module receives described alerting signal data, and sends alerting signal according to described alerting signal data.
Such as, described alarm module can be set to signal lamp or audio-frequency generator, as the LED light for shades of colour, when target display data and actual displayed signal data there are differences, LED light is bright, or LED light is glimmered, thus can staff be reminded, there is potential faults or break down in this LED display; Described audio-frequency generator can various audio amplifier, loudspeaker, alarm device etc., and the sound of various warning frequency can be occurred by audio-frequency generator, can remind staff equally, this LED display exists potential faults or breaks down.
Or, described display module can be set to the display of a computing machine, described processing module is the processor of described computing machine, and described alarm module is audio amplifier or the loudspeaker of described computing machine, can complete the process to target display number and actual displayed signal data by a computing machine, simultaneously, display display comparison analyzes data, thus warning of reporting to the police occurs, and structure is simple, operate simple and easy, convenient.
Or, mark display sub-module can also be also set at described display module, when target display data and actual displayed signal data there are differences, described mark display sub-module can identify the display comparison analysis data that display respectively there are differences, such as, analyze the different color of data from other display comparisons identify by various, the display comparison of certain one or more pixel that there are differences analyzes data, thus this is existed potential faults or each pixel of breaking down is different from other pixels, thus the display comparison that can find differences fast analyzes data, find out reason, take precautions against in possible trouble, or in time trouble spot is keeped in repair, reduce maintenance cost.Described mark display sub-module also can be arranged in affiliated processing module.
Or, described LED display fault early warning system also arranges a memory module, described memory module is connected with described analysis submodule, store described display comparison by described memory module and analyze data, thus can check that the display comparison of described LED display analyzes the historical record of data, to meet some specific demand at any time.
Or, described signal receiving module, described detection module and the integrated setting of described processing module, namely signal receiving module, described detection module and described processing module can be set to an integral unit, as by being arranged on same plate, or, be arranged in same box body, thus become an entirety, thus make described LED display fault early warning system structure more simple, convenient mobile.
Or, described LED display fault early warning system can also comprise described LED display, each module and described LED display form a LED display fault early warning system, described LED display can be various Universal LED display screen, or, for penetrating LED display, or special shaped LED display screen etc., make described LED display fault early warning system more complete.
Should be understood that, for those of ordinary skills, can be improved according to the above description or convert, and all these improve and convert the protection domain that all should belong to claims of the present invention.
Claims (9)
1. a LED display fault early warning system, is characterized in that, comprises signal receiving module, detection module, processing module, display module and alarm module;
Described signal receiving module, for receiving target control signal data, generates target display data, and sends to outside LED display to show;
Described detection module is connected with described LED display, for detecting the actual displayed signal data of LED display in real time;
Described processing module is connected with detection module with signal receiving module respectively, for difference receiving target display data and actual displayed signal data;
Further, described processing module arranges default input end and analyzes submodule;
Described default input end for inputting described LED display structured data, and is sent to described analysis submodule;
Described analysis submodule is analyzed target display data and actual displayed signal data respectively, and according to described LED display structured data, the display comparison generating LED display analyzes data, and sends to described display module;
Described analysis submodule, also for when target display data and actual displayed signal data there are differences, generates alerting signal data, and is sent to described alarm module;
Described display module is connected with described analysis submodule, receives described LED display display comparison and analyzes data and show;
Described alarm module is connected with described analysis submodule, for receiving described alerting signal data, and sends alerting signal;
Described display module also arranges mark display sub-module, for when target display data and actual displayed signal data there are differences, to analyze the display comparison that the different color of data identifies certain one or more pixel that there are differences from other display comparisons analyze data by various.
2. LED display fault early warning system according to claim 1, is characterized in that, described signal receiving module, described detection module and the integrated setting of described processing module.
3. LED display fault early warning system according to claim 1, is characterized in that, described alarm module is signal lamp or audio-frequency generator.
4. LED display fault early warning system according to claim 1, is characterized in that, described display module is the display of a computing machine, and described processing module is the processor of described computing machine, and described alarm module is audio amplifier or the loudspeaker of described computing machine.
5. LED display fault early warning system according to claim 1, is characterized in that, described LED display structured data comprises each pixel structured data of the described LED display of composition, and each pixel is interconnected structured data; Described display comparison analyze data at least comprise electric current, voltage, power, gray shade scale, refreshing frequency one of them.
6. LED display fault early warning system according to claim 1, is characterized in that, described detection module arranges some detection sub-module, for detecting the actual displayed signal data of each group pixel in described LED display respectively.
7. LED display fault early warning system according to claim 1, is characterized in that, also arranges a memory module, is connected with described analysis submodule, analyzes data for storing described display comparison.
8. LED display fault early warning system according to claim 1, is characterized in that, described signal receiving module only arranges a receiving port, and, be connected with a signal wire, for receiving the target control signal data from a signal wire; Or described signal receiving module arranges at least two receiving ports, is connected respectively, receives the target control signal data that two signal wires are identical respectively with two signal wires, and, select one of them.
9., according to the arbitrary described LED display fault early warning system of claim 1 to 8, it is characterized in that, it also comprises described LED display.
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| CN201010240743.8A CN101894512B (en) | 2010-07-30 | 2010-07-30 | A kind of LED display fault early warning system |
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Effective date of registration: 20170725 Address after: 510000 No. 45, Zhongshan Avenue, Tianhe District, Guangdong, Guangzhou Patentee after: Guangzhou winner Electronic Technology Co., Ltd. Address before: Futian District Che Kung Temple Tairan industrial zone of Shenzhen city in Guangdong province 518040 211 706 Patentee before: Shenzhen Zhongqingwei Technology Development Co., Ltd. |