CN103956136A - LED display screen and monitoring system thereof - Google Patents
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- CN103956136A CN103956136A CN201410148134.8A CN201410148134A CN103956136A CN 103956136 A CN103956136 A CN 103956136A CN 201410148134 A CN201410148134 A CN 201410148134A CN 103956136 A CN103956136 A CN 103956136A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 42
- 238000001514 detection method Methods 0.000 claims abstract description 60
- 230000007613 environmental effect Effects 0.000 claims description 48
- 238000012360 testing method Methods 0.000 claims description 19
- 239000000779 smoke Substances 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 description 4
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- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The invention discloses an LED display screen and a monitoring system of the LED display screen. The monitoring system and a control system of the LED display screen are mutually independent. The LED display screen comprises a control circuit, a display unit and a detection circuit used for detecting work parameters of the LED display screen; the control circuit is connected with the detection circuit and the display unit respectively so as to send the work parameters of the LED display screen to the display unit, and the display unit is used for displaying the work parameters of the LED display screen. Through the mode, according to the LED display screen and the monitoring system, the monitoring system and the control system of the LED display screen do not affect each other, and normal work of the monitoring system and normal work the control system of the LED display screen can be guaranteed.
Description
Technical field
The present invention relates to LED technical field, particularly relate to a kind of LED display and supervisory system thereof.
Background technology
LED display is as a kind of novel digital display medium, has that brightness is high, power consumption is little, the life-span is long, shock-resistant and steady performance, and it can show image with color rendition degree true to nature, image is shown more true to nature.Based on itself, have advantages of, LED display is widely used in the numerous areas such as news media's issue, advertising, competitive sports relay, public information display, stage background scene and building brightening.
LED display is conventionally driven and is shown by a control system, mainly comprises a receiving card in its control system, the display control signal sending for receiving host computer, thereby the work of driving LED display screen.Whether LED display can normally work, for example, for example, with environmental variance (ambient humidity, temperature) and the physical quantity of himself (operating voltage, power) of work closely related, therefore, the physical quantity of environmental variance and LED display is monitored to the fault diagnosis that contributes to LED display, maintainer can safeguard LED display according to the physical quantity of environmental variance and LED display.
In prior art, the monitoring technique of environmental variance and physical quantity is all that the control system based on LED display realizes, and be mainly that the environmental variance of the casing of LED display and physical quantity are monitored, generally have two kinds of implementations: a kind of is to utilize receiving card in control system to gather environmental variance and the physical quantity of LED display, the environmental variance collecting and physical quantity are presented on the display panel that LED display carries; Another kind is to utilize a multifunction card to gather specially environmental variance and the physical quantity of LED display, and this multifunction card is connected with the receiving card of control system, so that the environmental variance being collected and physical quantity are transferred to host computer by receiving card, shows.
Yet, for above-mentioned first kind of way, because receiving card is mainly used for driving LED display screen, when for monitoring, can additionally increase the workload of receiving card, increase the burden of receiving card, and in order not affect the driving work of LED display, the environmental variance of monitoring and physical quantity are limited, for example, only can monitor for temperature and brightness.And monitoring work and the driving work of LED display are all completed by receiving card, when supervisory system occurs when abnormal can have influence on the control system of LED display, cause LED display normally to show.And for the second way, multifunction card is connected with receiving card, be to transmit data by receiving card, once transmission line breaks down, monitor message cannot normally show.
Summary of the invention
The technical matters that the present invention mainly solves is to provide a kind of LED display and supervisory system thereof, can make supervisory system and the control system of LED display be independent of each other mutually, can guarantee that the control system of supervisory system and LED display is normally worked.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: the supervisory system that a kind of LED display is provided, the control system of described supervisory system and described LED display is separate, comprises control circuit, display unit and for detection of the testing circuit of the running parameter of described LED display; Described control circuit is connected with described display unit with described testing circuit respectively, and so that the running parameter of described LED display is sent to described display unit, described display unit is for showing the running parameter of described LED display.
Wherein, described testing circuit comprises: the first detection branch, is connected with described control circuit, for detection of the running parameter of the casing of described LED display; The second detection branch, is connected with described control circuit, for detection of the running parameter of the demonstration module of described LED display; Wherein, described control circuit is for sending to described display unit by the running parameter of the running parameter of described casing and described demonstration module.
Wherein, described the first detection branch comprises for detection of the environment monitoring sensor of the environmental variance of described casing with for detection of the physical quantity detection branch of the physical quantity of described casing; Described control circuit is connected with described physical quantity detection branch with described environment monitoring sensor respectively, so that the physical quantity of the environmental variance of described casing and described casing is sent to described display unit, and then the running parameter of described casing is sent to described display unit.
Wherein, described environment monitoring sensor comprises at least one in temperature sensor, humidity sensor, luminance sensor and smoke transducer, and described physical quantity detection branch comprises at least one in voltage detecting circuit and life-span timing circuit.
Wherein, described the first detection branch and described control circuit are integrated as a whole.
Wherein, the demonstration module of described the second detection branch and described LED display is integrated as a whole.
Wherein, warning circuit, is connected with described control circuit, for the arbitrary running parameter in the described LED display of judgement, gives the alarm not within the scope of corresponding setup parameter time.
For solving the problems of the technologies described above, another technical solution used in the present invention is: a kind of LED display is provided, comprises screen body, control system and monitoring system; Described control system is used for driving described screen body to show; Described supervisory system and described control system are separate, comprise control circuit, display unit and for detection of the testing circuit of the running parameter of described screen body; Described control circuit is connected with described display unit with described testing circuit respectively, so that the running parameter of described screen body is sent to described display unit, shown in display unit for showing the running parameter of described screen body.
Wherein, described testing circuit comprises: the first detection branch, is connected with described control circuit, for detection of the running parameter of the casing of described screen body; The second detection branch, is connected with described control circuit, for detection of the running parameter of the demonstration module of described screen body; Wherein, described control circuit is for sending to described display unit by the running parameter of the running parameter of described casing and described demonstration module.
The invention has the beneficial effects as follows: the situation that is different from prior art, the supervisory system of LED display of the present invention, separate with the control system of LED display, comprise control circuit, display unit and for detection of the testing circuit of the running parameter of LED display, control circuit is connected with display unit with testing circuit respectively, so that the running parameter of LED display is sent to display unit, display unit shows the running parameter of LED display, thereby by the parameter of LED display is shown, the monitoring of realization to the working condition of LED display, the control system of supervisory system of the present invention and LED display is separate, when the working condition of monitoring LED display, do not need the participation of the control system of LED display to realize, can make thus supervisory system and the control system of LED display be independent of each other mutually, the control system that can guarantee supervisory system and LED display is normally worked.
Accompanying drawing explanation
Fig. 1 is the structural representation of supervisory system one embodiment of LED display of the present invention;
Fig. 2 is the structural representation of another embodiment of supervisory system of LED display of the present invention;
Fig. 3 is the structural representation of LED display one embodiment of the present invention.
Embodiment
Below in conjunction with drawings and embodiments, the present invention is described in detail.
Consult Fig. 1, in supervisory system one embodiment of LED display of the present invention, the control system of supervisory system and LED display is separate, and the control system of LED display is mainly used for receiving the signal of transmission of host computer with the work of driving LED display screen.Supervisory system comprises control circuit 11, display unit 12 and for detection of the testing circuit 13 of the running parameter of LED display.
Wherein, the running parameter of LED display mainly refers to internal factor and the extraneous factor that affects LED work, internal factor refers to the physical quantity of LED display, such as life-span of operating voltage, power and LED display etc., extraneous factor refers to the environmental variance of LED display, such as temperature, humidity, brightness and smokescope etc.Control circuit 11 is connected with display unit 12 with testing circuit 13 respectively, the physical quantity of the LED display of obtaining for receiving test circuit 13 and environmental variance, and the physical quantity of LED display and environmental variance are sent to display unit 12.Display unit 12 shows environmental variance and the physical quantity of LED display, thereby realizes the monitoring of LED display.Whether the physical quantity of environmental variance and LED display can normally work and have considerable influence LED display; and also can have influence on the life-span of LED display, conventionally environmental variance and physical quantity can guarantee the normal work of LED display and can not cause larger impact to the life-span of LED display within the specific limits time.Therefore, by physical quantity and the environmental variance of monitoring LED display, thus can be very clear to the working condition of LED display, and can judge whether LED display normally works according to shown physical quantity and environmental variance, example illustrates it may is that drive system is out of order when operating voltage is not in normal range as shown, or shown temperature illustrates that LED display may exist fault not in the operating temperature range of LED display time, need to be serviced repairing etc., can also judge according to shown data whether environmental variance can have considerable influence to the life-span of LED display, and then take the correspondingly precautionary measures.
In present embodiment, the control system of supervisory system and LED display is separate, it is the participation that supervisory system does not need the control system of LED display while realizing the monitoring to LED display, can make thus supervisory system and control system be independent of each other, can avoid the monitoring work of supervisory system to impact control system, driven with Guarantee control system, and discharged the monitoring work of control system, alleviated the burden of control system, and, also can avoid the driving work of control system to impact supervisory system, thereby guarantee the normal work of supervisory system.In addition, supervisory system of the present invention is specifically designed to the monitoring work of LED display, environmental variance and the physical quantity that can detect are more, multinomial environmental variances such as simultaneously monitoring temperature, humidity, brightness and smokescope, and voltage, power and serviceable life etc. multinomial physical quantity, can increase the quantity of information of monitoring, and can to the health degree of LED display, judge according to the data of these monitoring.
LED display generally includes casing and shows module, shows that module, for showing, comprises the display screen components and parts such as display board, power supply; casing is the equal of the housing that shows module; for the fixing module that shows, play a protective role, so that display screen device is not subject to outside simultaneously.The running parameter of LED display comprises the running parameter of casing and shows the running parameter of module.
Consult Fig. 2, in a preferred implementation of supervisory system of the present invention, testing circuit 13 comprises the first detection branch 21 and the second detection branch 22.The first detection branch 21 is connected with control circuit 11, for detection of the running parameter of the casing of LED display, specifically for detection of environmental variance and the physical quantity of casing.The second detection branch 22 is connected with control circuit 11, for detection of the running parameter of the demonstration module of LED display, specifically for detection of the environmental variance and the physical quantity that show module, and detected data is uploaded to control circuit 11 by serial ports.Control circuit 11 obtains environmental variance and the physical quantity of casing by the first detection branch 21, and by the second detection branch 22, obtain environmental variance and the physical quantity that shows module, and environmental variance, the physical quantity of obtained casing and demonstration module are all sent to display unit 12.Display unit 12 shows environmental variance and the physical quantity of the environmental variance of casing and physical quantity, demonstration module, can realize thus the monitoring to casing and demonstration module simultaneously, compared to prior art in the technology that only can detect casing, monitoring range of the present invention is larger.By the data of the shown casing of display unit 12 and demonstration module, can know the relevant information of seeing casing and showing module, such as the temperature of work at present environment, humidity, brightness etc., and operating voltage, power and service time, maintainer can safeguard casing and demonstration module according to these data thus.
Further, the first detection branch 21 comprises for detection of the environment monitoring sensor 211 of the environmental variance of casing with for detection of the physical quantity detection branch 212 of the physical quantity of casing.Control circuit 11 is connected with physical quantity detection branch 212 with environment monitoring sensor 211 respectively, to obtain respectively environmental variance and the physical quantity of casing, and sends to display unit 12 to show.Wherein, environment monitoring sensor 211 includes temperature sensor, humidity sensor, luminance sensor and smoke transducer etc., and for obtaining respectively temperature, humidity, brightness and the smokescope of environment, each sensor is connected with control circuit 11 respectively.Physical quantity detection branch 212 comprises voltage detecting circuit and life-span timing circuit, and voltage detecting circuit is connected with control circuit 11, and for obtaining the operating voltage of casing, life-span timing circuit is connected with control circuit 11, for the working time of casing is carried out to timing.Physical quantity detection branch 212 can also comprise other circuit, for example, comprise power-sensing circuit, for obtaining the power of casing.
Wherein, the first detection branch 21 can be as a whole with control circuit 11 integration, and the second detection branch 22 can be integrated as a whole with demonstration module.The environmental variance and the physical quantity that are casing can detect and obtain by integrating as a whole control circuit 11 with the first detection branch 21, the environmental variance and the physical quantity that show module are detected by itself, control circuit 11 is responsible for transferring from show module environmental variance and the physical quantity that shows module, control circuit 11 is by the environmental variance of its detected casing and physical quantity thus, and environmental variance and the physical quantity of the demonstration module obtaining from show module send to display unit 12 to show, to realize the monitoring to casing and demonstration module.
In present embodiment, display unit 12, for to be arranged on the LCD panel in LED display, is specially the LCD panel being arranged on casing.Certainly, in other embodiments, display unit 12 can be also for transmitting control signal to the host computer of LED display, and control circuit 11 is connected with host computer, all to send to host computer to show the related data of casing and demonstration module.
In addition, supervisory system of the present invention, except can showing the environmental variance of LED display and physical quantity, also has forewarning function.Particularly, continue to consult Fig. 2, supervisory system also comprises a warning circuit 14, be connected with control circuit 11, for the environmental variance, physical quantity that judge casing and show module whether within corresponding setup parameter scope.Each environmental variance and physical quantity all preset a normal range, i.e. described setup parameter scope, and this setup parameter scope is to guarantee the normal work of LED display or the parameter area that can not affect greatly the life-span of LED display.When warning circuit 14 judges that any one environmental variances or physical quantity be not in normal range, give the alarm, to remind maintainer to take corresponding measure.
Preferably, warning circuit 14 can be integrated as a whole with control circuit 11.
When LED display only has a casing and a demonstration module to form, supervisory system of the present invention is also one.And in actual applications, LED display normally divides casing to form, by a plurality of casings, formed, and in each casing, generally there are a plurality of demonstration modules, the corresponding supervisory system of the present invention of each casing now, be that each casing is monitored by a supervisory system, testing circuit 13 in this supervisory system is for obtaining environmental variance and the physical quantity of corresponding casing, and environmental variance and the physical quantity of obtaining each the demonstration module in this casing, and obtained data are uploaded to control circuit 11 by serial ports, thereby control circuit 11 sends to display unit 12 to show obtained data, realize the environmental variance of demonstration module and the monitoring of physical quantity in corresponding casing and casing.By making each supervisory system, the demonstration module in a casing and this casing is monitored, can be clear that the working condition of the demonstration module in each casing and casing, thereby when LED display goes wrong, can find rapidly by the data of each supervisory system the casing going wrong or show module, can find rapidly problem place thus.
In the alternate embodiment of supervisory system of the present invention, the environmental variance of casing and some physical quantitys equally also can gather by the receiving card in the control system of LED display and be uploaded in host computer and show, to realize the monitoring of casing.Meanwhile, the environmental variance of demonstration module and physical quantity equally also can gather by the receiving card in control system and be uploaded in host computer and show, to realize the monitoring that shows module.
Consult Fig. 3, in an embodiment of LED display of the present invention, LED display comprises screen body 31, control system 32 and supervisory system 33.The display section that screen body 31 is LED display, control system 32 is shielded body 31 demonstrations for receiving the control signal of host computer to drive, and supervisory system 33 is for monitoring the working condition of screen body 31.Wherein, the supervisory system that supervisory system 33 is above-mentioned arbitrary embodiment, itself and control system 32 are separate, it is the participation that supervisory system 33 does not need control system 32 while realizing the monitoring to screen body 31, can make thus supervisory system 33 and control system 32 be independent of each other, can avoid the monitoring work of supervisory system 33 to impact control system 32, driven with Guarantee control system 32, and discharged the monitoring work of control system 32, alleviated the burden of control system 32, and, also can avoid the driving work of control system 32 to impact supervisory system 33, thereby guarantee the normal work of supervisory system 33.
The foregoing is only embodiments of the present invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes instructions of the present invention and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. a supervisory system for LED display, is characterized in that, the control system of described supervisory system and described LED display is separate, comprises control circuit, display unit and for detection of the testing circuit of the running parameter of described LED display;
Described control circuit is connected with described display unit with described testing circuit respectively, and so that the running parameter of described LED display is sent to described display unit, described display unit is for showing the running parameter of described LED display.
2. supervisory system according to claim 1, is characterized in that, described testing circuit comprises:
The first detection branch, is connected with described control circuit, for detection of the running parameter of the casing of described LED display;
The second detection branch, is connected with described control circuit, for detection of the running parameter of the demonstration module of described LED display;
Wherein, described control circuit is for sending to described display unit by the running parameter of the running parameter of described casing and described demonstration module.
3. supervisory system according to claim 2, is characterized in that,
Described the first detection branch comprises for detection of the environment monitoring sensor of the environmental variance of described casing with for detection of the physical quantity detection branch of the physical quantity of described casing;
Described control circuit is connected with described physical quantity detection branch with described environment monitoring sensor respectively, so that the physical quantity of the environmental variance of described casing and described casing is sent to described display unit, and then the running parameter of described casing is sent to described display unit.
4. supervisory system according to claim 3, is characterized in that,
Described environment monitoring sensor comprises at least one in temperature sensor, humidity sensor, luminance sensor and smoke transducer, and described physical quantity detection branch comprises at least one in voltage detecting circuit and life-span timing circuit.
5. according to the supervisory system described in claim 2-4 any one, it is characterized in that,
Described the first detection branch and described control circuit are integrated as a whole.
6. system according to claim 2, is characterized in that,
The demonstration module of described the second detection branch and described LED display is integrated as a whole.
7. supervisory system according to claim 1, is characterized in that, also comprises:
Warning circuit, is connected with described control circuit, for the arbitrary running parameter in the described LED display of judgement, gives the alarm not within the scope of corresponding setup parameter time.
8. supervisory system according to claim 1, is characterized in that,
Described display unit is the LCD panel being arranged in described LED display.
9. a LED display, is characterized in that, comprises screen body, control system and monitoring system;
Described control system is used for driving described screen body to show;
Described supervisory system and described control system are separate, comprise control circuit, display unit and for detection of the testing circuit of the running parameter of described screen body;
Described control circuit is connected with described display unit with described testing circuit respectively, so that the running parameter of described screen body is sent to described display unit, shown in display unit for showing the running parameter of described screen body.
10. LED display according to claim 9, is characterized in that, described testing circuit comprises:
The first detection branch, is connected with described control circuit, for detection of the running parameter of the casing of described screen body;
The second detection branch, is connected with described control circuit, for detection of the running parameter of the demonstration module of described screen body;
Wherein, described control circuit is for sending to described display unit by the running parameter of the running parameter of described casing and described demonstration module.
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| CN201410148134.8A CN103956136A (en) | 2014-04-14 | 2014-04-14 | LED display screen and monitoring system thereof |
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| CN105575323A (en) * | 2015-12-29 | 2016-05-11 | 太仓美宅姬娱乐传媒有限公司 | LED display screen system |
| CN106338941A (en) * | 2016-09-13 | 2017-01-18 | 深圳市洲明科技股份有限公司 | Monitoring system of LED display screen and monitoring method thereof |
| CN107592355A (en) * | 2017-09-12 | 2018-01-16 | 威创集团股份有限公司 | Joined screen system detection method and system |
| CN108281108A (en) * | 2018-03-19 | 2018-07-13 | 南京信息工程大学 | A kind of all-colour LED array drive device based on FPGA |
| CN109192131A (en) * | 2018-10-16 | 2019-01-11 | 江苏天通设备科技有限公司 | A kind of LED control system based on ARM microprocessor |
| US10248372B2 (en) | 2013-12-31 | 2019-04-02 | Ultravision Technologies, Llc | Modular display panels |
| US10373535B2 (en) | 2013-12-31 | 2019-08-06 | Ultravision Technologies, Llc | Modular display panel |
| CN111240383A (en) * | 2020-01-20 | 2020-06-05 | 广州视源电子科技股份有限公司 | LED display screen, LED display screen control method and electronic equipment |
| US10706770B2 (en) | 2014-07-16 | 2020-07-07 | Ultravision Technologies, Llc | Display system having module display panel with circuitry for bidirectional communication |
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| CN108281108A (en) * | 2018-03-19 | 2018-07-13 | 南京信息工程大学 | A kind of all-colour LED array drive device based on FPGA |
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Application publication date: 20140730 |