CN102568380A - Light emitting diode (LED) display system and controlling method thereof - Google Patents
Light emitting diode (LED) display system and controlling method thereof Download PDFInfo
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- CN102568380A CN102568380A CN2011104476494A CN201110447649A CN102568380A CN 102568380 A CN102568380 A CN 102568380A CN 2011104476494 A CN2011104476494 A CN 2011104476494A CN 201110447649 A CN201110447649 A CN 201110447649A CN 102568380 A CN102568380 A CN 102568380A
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- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000012544 monitoring process Methods 0.000 claims abstract description 42
- 238000001816 cooling Methods 0.000 claims abstract description 36
- 238000001514 detection method Methods 0.000 claims abstract description 26
- 230000007613 environmental effect Effects 0.000 claims description 30
- 230000000694 effects Effects 0.000 abstract description 5
- 238000004134 energy conservation Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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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]
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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
- G09G2320/00—Control of display operating conditions
- G09G2320/06—Adjustment of display parameters
- G09G2320/0626—Adjustment of display parameters for control of overall brightness
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Control Of El Displays (AREA)
Abstract
The invention discloses a light emitting diode (LED) display system and a controlling method thereof. The system comprises a plurality of LED display unit box bodies; each LED display unit box body comprises a receiving card, a monitoring card, a sensing unit and cooling equipment; and the monitoring card is connected with the receiving card, the sensing unit and the cooling equipment. The method comprises the following steps of: S1) sending a monitoring detection command; S2) returning a monitoring detection result; and S3) processing and controlling the monitoring detection result. The monitoring card, the sensor and the cooling equipment are arranged in each LED display unit box body of the LED display system using the controlling method of the technical scheme, the monitoring detection data of each unit box body are processed and then comprehensively considered, and then the brightness of the LED display unit box bodies and the rotating speed of the cooling equipment are adjusted, so that good balance is obtained on the aspects of environment friendliness, energy conservation and display effect on the premise that the security of the LED display screen is ensured.
Description
Technical field
The present invention relates to LED display technique field, be specifically related to a kind of LED display system and control method thereof.
Background technology
The big screen LED display screen has brightness height, long service life, scope, rich color and to advantages such as the indoor and outdoor surroundings adaptive faculty are strong with great visual angle; Become at present the advertising of new generation of tool advantage and the carrier of information propagation, be widely used in field of information display such as stadiums, road traffic, financial instrument transaction, advertisement media.But owing to the variation of surround lighting, can have influence on LED display in actual the use, the display effect of especially outdoor screen or semi-outdoor screen.So, the brightness that when ambient light is brighter, need improve LED display, on the contrary during the ambient light deepening, then need reduce the brightness of LED display, so just have better visual effect.But the brightness meeting that increases LED display makes the heating of screen body increase, and causes the screen temperature to raise.Especially original environment temperature was just higher in the strong outdoor environment of sunlight, can cause shielding the unusual rising of temperature two kinds of factor actings in conjunction under and influence its operate as normal, even can influence the safety of LED display.
There is a kind of technology can detect the temperature value of LED display in real time at present, after temperature value surpasses dangerous values, can closes LED display automatically through temperature sensor.Though this technology can be guaranteed the safety of LED display, if can not effectively reduce the temperature of LED display, may influence the continuity of LED display work, and cause the client discontented.
In the up-to-date technology, be provided with one or several radiator fans in the LED display and come forced heat radiation.But present technology can only be opened fan after being elevated to certain value in the screen temperature, closes fan after being lower than certain value, perhaps when the screen body running, opens fan always, and can not adjust as required.Thereby this kind mode makes LED display increase unnecessary power consumption, disagrees with the trend of current environmental protection and energy saving.
In sum, under the prerequisite of guaranteeing LED display safety, also there is not at present a kind of technology to can be good at solving when variation of ambient temperature the LED display system in the problem of trying to achieve balance aspect display effect and the environmental protection and energy saving two.
Summary of the invention
One of technical matters to be solved by this invention provides a kind of LED display system, and this system can monitor each led display unit casing wherein.
For solving the problems of the technologies described above, the present invention adopts following technical scheme:
A kind of LED display system comprises: control computer, Video Controller, environmental monitor and LED display; Said LED display comprises a plurality of led display unit casings; Said led display unit casing comprises receiving card; Said environmental monitor comprises control card; Said control computer is connected with the control card of environmental monitor through Video Controller, and control card also is connected with the receiving card of a led display unit casing, and this receiving card also is connected with the receiving card of other casing; Said led display unit casing also comprises monitor card, sensing unit and cooling system; Said monitor card also is connected with said sensing unit and cooling system except with receiving card is connected.
In the optimized technical scheme, said environmental control also comprises environmental monitoring card, environmentally sensitive unit and environment temperature reduction equipment; Said environmental monitoring card also is connected with said environmentally sensitive unit and environment temperature reduction equipment except with control card is connected.
Two of technical matters to be solved by this invention is corresponding control methods that a kind of LED display system is provided; This method can be monitored each led display unit casing wherein; Under the prerequisite of guaranteeing LED display safety, obtaining balance preferably aspect environmental protection and energy saving and the display effect.
For solving the problems of the technologies described above, the present invention adopts following technical scheme:
A kind of control method of LED display system, it is controlled based on aforesaid LED display, comprises the steps:
S1), send the monitoring and detection order: control computer is sent the monitor card of monitoring and detection order to each led display unit casing;
S2), return the monitoring and detection result: the monitor card of each led display unit casing detects data through sensing unit acquisition monitoring separately, and is back to control computer;
S3), handle the monitoring and detection result and control: control computer draws control data according to said monitoring and detection data lookup table, and according to said control data transmitting control commands to each led display unit casing, the led display unit casing is controlled.
In the optimized technical scheme, step S2) the monitoring and detection data described in comprise the temperature value in the led display unit casing.
Further in the optimized technical scheme, step S3) control data described in comprises the due display brightness of led display unit casing, and the due rotating speed of cooling system in the led display unit casing.
Further in the optimized technical scheme; Step S3) " according to said control data transmitting control commands to each led display unit casing; the led display unit casing is controlled " is meant described in: when the temperature in certain led display unit casing during less than T1; This led display unit casing shows with full brightness, and cooling system does not turn round in this led display unit casing; When the temperature in certain led display unit casing was between T1 and T2, this led display unit casing showed that with full brightness the rotating speed of cooling system is linear in this led display unit casing increases, and maximal value is N1; When the temperature in certain led display unit casing was between T2 and T3, the brightness linearity of this led display unit casing reduced, and minimum value is F1, and the rotating speed of cooling system is linear to be increased, and maximal value is at full speed; When the temperature in certain led display unit casing was between T3 and T4, the brightness linearity of this led display unit casing reduced, until closing demonstration, the cooling system full-speed operation of this led display unit casing; When the temperature of led display unit casing during greater than T4, this led display unit casing cuts out demonstration, the cooling system full-speed operation of this led display unit casing.
In the further again optimized technical scheme, T1 is 40 ℃, and T2 is 44 ℃, and T3 is 53 ℃, and T4 is 60 ℃; F1 is 50% of full brightness; N1 is 60% of a full speed.
In the optimized technical scheme, said environmental control also comprises environmental monitoring card, environmentally sensitive unit and environment temperature reduction equipment; Said environmental monitoring card also is connected with said environmentally sensitive unit and environment temperature reduction equipment except with control card is connected; Said step S2) the monitoring and detection result who returns in also comprises the environment temperature that the environmentally sensitive unit is returned; Said step S3) in, control computer is also tabled look-up according to said environment temperature and is drawn control data, and according to said control data transmitting control commands to environment temperature reduction equipment, the rotating speed of environment temperature reduction equipment is controlled.
The invention has the beneficial effects as follows:
Owing in each led display unit casing of LED display system, all be provided with monitor card, sensor and cooling system; And take all factors into consideration after the monitoring and detection data of each unit box are handled; Then the brightness of led display unit casing and the rotating speed of cooling system are regulated; Thereby can under the prerequisite of guaranteeing LED display safety, obtain balance preferably aspect environmental protection and energy saving and the display effect.
Below in conjunction with accompanying drawing the present invention is made further detailed description.
Description of drawings
Fig. 1 is the block diagram of system of a kind of LED display system of the specific embodiment of the invention;
Fig. 2 is the process flow diagram of the control method of a kind of LED display system of the specific embodiment of the invention;
Embodiment
A kind of LED display system that this embodiment provides is as shown in Figure 1, comprising: control computer, Video Controller, video source information terminal apparatus, environmental monitor and LED display.Said LED display comprises a plurality of led display unit casings.Said environmental monitor comprises control card.Said led display unit casing comprises receiving card, monitor card, sensing unit and cooling system.Said control computer is connected with the control card of environmental monitor through Video Controller, and control card also is connected with the receiving card of a led display unit casing, and this receiving card also is connected with the receiving card of other casing.Said monitor card also is connected with said sensing unit and cooling system except with receiving card is connected.Said video source information terminal apparatus is connected with Video Controller.
In the optimized technical scheme, said environmental control also comprises environmental monitoring card, environmentally sensitive unit and environment temperature reduction equipment; Said environmental monitoring card also is connected with said environmentally sensitive unit and environment temperature reduction equipment except with control card is connected.
The control method of a kind of LED display system that this embodiment provides is as shown in Figure 2, comprises the steps:
S1), send the monitoring and detection order: after system brought into operation, control computer was sent the monitor card of monitoring and detection order to each led display unit casing;
S2), return the monitoring and detection result: the monitor card of each led display unit casing through with the sensing unit that is connected separately, acquisition monitoring detects data and also transfers to control computer;
S3), handle the monitoring and detection result and control: control computer draws control data according to said monitoring and detection data lookup table, and according to said control data transmitting control commands to each led display unit casing, the led display unit casing is controlled.
In the optimized technical scheme, step S2) the monitoring and detection data described in comprise the temperature value in the led display unit casing.Certainly can also comprise humidity, whether smog etc. is arranged, but the application mainly pays close attention to is temperature value, because the display brightness of temperature value and led display unit casing, and the rotating speed of cooling system is the most relevant.
Further in the optimized technical scheme, step S3) control data described in comprises the due display brightness of led display unit casing, and the due rotating speed of cooling system in the led display unit casing.
Further in the optimized technical scheme; Step S3) " according to said control data transmitting control commands to each led display unit casing; the led display unit casing is controlled " is meant described in: when the temperature in certain led display unit casing during less than T1; This led display unit casing shows with full brightness, and cooling system does not turn round in this led display unit casing; When the temperature in certain led display unit casing was between T1 and T2, this led display unit casing showed that with full brightness the rotating speed of cooling system is linear in this led display unit casing increases, and maximal value is N1; When the temperature in certain led display unit casing was between T2 and T3, the brightness linearity of this led display unit casing reduced, and minimum value is F1, and the rotating speed of cooling system is linear to be increased, and maximal value is at full speed; When the temperature in certain led display unit casing was between T3 and T4, the brightness linearity of this led display unit casing reduced, until closing demonstration, the cooling system full-speed operation of this led display unit casing; When the temperature of led display unit casing during greater than T4, this led display unit casing cuts out demonstration, the cooling system full-speed operation of this led display unit casing.
In the further again optimized technical scheme, T1 is 40 ℃, and T2 is 44 ℃, and T3 is 53 ℃, and T4 is 60 ℃; F1 is 50% of full brightness; N1 is 60% of a full speed.
Particularly as shown in Figure 3 in this embodiment, when the temperature in certain led display unit casing during less than 40 ℃, this led display unit casing shows with full brightness, and cooling system does not turn round in this led display unit casing; When the temperature in certain led display unit casing is between 40 ℃ and 44 ℃; This led display unit casing is appointed so and is shown with full brightness; But the rotating speed of cooling system begins with a bigger slope K 1 linear increasing in this led display unit casing; And rotating speed reaches maximal value N1 when temperature is 44 ℃, and this maximal value N1 is 60% of a full speed; When the temperature in certain led display unit casing is between 44 ℃ and 53 ℃; The brightness of this led display unit casing begins to reduce with less slope K 2 linearities; The little brightness value F1 of % that temperature reaches when being 53 ℃ is 50 of full brightness; And the rotating speed of cooling system changes into a less slope K 3 linear increasing, and when temperature is 53 ℃, reaches full-speed operation; When the temperature in certain led display unit casing continues to be elevated between 53 ℃ and 60 ℃; The brightness of this led display unit casing begins to reduce with bigger slope K 4 linearities; When reaching 60 ℃, close demonstration, and the cooling system of this led display unit casing is appointed right full-speed operation; When the temperature of led display unit casing during greater than 60 ℃, the demonstration that keeps shut of this led display unit casing, the cooling system of this led display unit casing keeps full-speed operation.
In the optimized technical scheme, said step S2) the monitoring and detection result who returns in also comprises the environment temperature that the environmentally sensitive unit is returned; Said step S3) in, control computer is also tabled look-up according to said environment temperature and is drawn control data, and according to said control data transmitting control commands to environment temperature reduction equipment, the rotating speed of environment temperature reduction equipment is controlled.The detected environment temperature of environmental control raises, and then the rotating speed of environment temperature reduction equipment is linear increases; The detected environment temperature of environmental control reduces, and then the rotating speed of environment temperature reduction equipment is linear reduces.
Above content is to combine concrete preferred implementation to the further explain that the present invention did, and can not assert that practical implementation of the present invention is confined to these explanations.For the those of ordinary skill of technical field under the present invention, under the prerequisite that does not break away from the present invention's design, can also make some simple deduction or replace, all should be regarded as belonging to protection scope of the present invention.
Claims (8)
1. a LED display system comprises: control computer, Video Controller, environmental monitor and LED display; Said LED display comprises a plurality of led display unit casings; Said led display unit casing comprises receiving card; Said environmental monitor comprises control card; Said control computer is connected with the control card of environmental monitor through Video Controller; Control card also is connected with the receiving card of a led display unit casing; And this receiving card also is connected with the receiving card of other casing; It is characterized in that said led display unit casing also comprises monitor card, sensing unit and cooling system; Said monitor card also is connected with said sensing unit and cooling system except with receiving card is connected.
2. a kind of LED display system as claimed in claim 1 is characterized in that said environmental control also comprises environmental monitoring card, environmentally sensitive unit and environment temperature reduction equipment; Said environmental monitoring card also is connected with said environmentally sensitive unit and environment temperature reduction equipment except with control card is connected.
3. the control method of a LED display system, it is controlled based on the described LED display system of claim 1, comprises the steps:
S1), send the monitoring and detection order: control computer is sent the monitor card of monitoring and detection order to each led display unit casing;
S2), return the monitoring and detection result: the monitor card of each led display unit casing detects data through sensing unit acquisition monitoring separately, and is back to control computer;
S3), handle the monitoring and detection result and control: control computer draws control data according to said monitoring and detection data lookup table, and according to said control data transmitting control commands to each led display unit casing, the led display unit casing is controlled.
4. the control method of a kind of LED display system as claimed in claim 3 is characterized in that, step S2) described in the monitoring and detection data, comprise the temperature value in the led display unit casing.
5. the control method of a kind of LED display system as claimed in claim 4 is characterized in that, step S3) described in control data, comprise the due display brightness of led display unit casing, and the led display unit casing in the due rotating speed of cooling system.
6. the control method of a kind of LED display system as claimed in claim 5; It is characterized in that; Step S3) " according to said control data transmitting control commands to each led display unit casing; the led display unit casing is controlled " is meant described in: when the temperature in certain led display unit casing during less than T1, this led display unit casing shows with full brightness, and cooling system does not turn round in this led display unit casing; When the temperature in certain led display unit casing was between T1 and T2, this led display unit casing showed that with full brightness the rotating speed of cooling system is linear in this led display unit casing increases, and maximal value is N1; When the temperature in certain led display unit casing was between T2 and T3, the brightness linearity of this led display unit casing reduced, and minimum value is F1, and the rotating speed of cooling system is linear to be increased, and maximal value is at full speed; When the temperature in certain led display unit casing was between T3 and T4, the brightness linearity of this led display unit casing reduced, until closing demonstration, the cooling system full-speed operation of this led display unit casing; When the temperature of led display unit casing during greater than T4, this led display unit casing cuts out demonstration, the cooling system full-speed operation of this led display unit casing.
7. the control method of a kind of LED display system as claimed in claim 6 is characterized in that, said T1 is 40 ℃, and T2 is 44 ℃, and T3 is 53 ℃, and T4 is 60 ℃; Described F1 is 50% of full brightness; Described N1 is 60% of a full speed.
8. like the control method of any described a kind of LED display system in the claim 3 to 7, it is characterized in that said environmental control also comprises environmental monitoring card, environmentally sensitive unit and environment temperature reduction equipment; Said environmental monitoring card also is connected with said environmentally sensitive unit and environment temperature reduction equipment except with control card is connected; Said step S2) the monitoring and detection result who returns in also comprises the environment temperature that the environmentally sensitive unit is returned; Said step S3) in, control computer is also tabled look-up according to said environment temperature and is drawn control data, and according to said control data transmitting control commands to environment temperature reduction equipment, the rotating speed of environment temperature reduction equipment is controlled.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110447649.4A CN102568380B (en) | 2011-12-28 | 2011-12-28 | A kind of LED display system and control method thereof |
| PCT/CN2012/086923 WO2013097637A1 (en) | 2011-12-28 | 2012-12-19 | Led display system and control method therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110447649.4A CN102568380B (en) | 2011-12-28 | 2011-12-28 | A kind of LED display system and control method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102568380A true CN102568380A (en) | 2012-07-11 |
| CN102568380B CN102568380B (en) | 2016-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110447649.4A Expired - Fee Related CN102568380B (en) | 2011-12-28 | 2011-12-28 | A kind of LED display system and control method thereof |
Country Status (2)
| Country | Link |
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| CN (1) | CN102568380B (en) |
| WO (1) | WO2013097637A1 (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103035203A (en) * | 2012-12-26 | 2013-04-10 | 深圳市奥拓电子股份有限公司 | Light-emitting diode (LED) display unit box body and luminance automatic adjustment method thereof |
| CN103051688A (en) * | 2012-12-11 | 2013-04-17 | 深圳市奥拓电子股份有限公司 | LED (light emitting diode) advertisement screen system based on cloud service and intelligent monitoring method of LED advertisement screen system |
| WO2013097637A1 (en) * | 2011-12-28 | 2013-07-04 | 深圳市奥拓电子股份有限公司 | Led display system and control method therefor |
| CN103744363A (en) * | 2013-12-11 | 2014-04-23 | 深圳市九洲光电科技有限公司 | LED multiple screen network monitor system |
| CN105632385A (en) * | 2016-03-04 | 2016-06-01 | 广州市丰海科技股份有限公司 | LED display screen blind spot detection method and detection device thereof |
| CN106594536A (en) * | 2016-12-12 | 2017-04-26 | 上海光联照明有限公司 | Device and method for cooling protection of bus-mode LED control system |
| 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 |
| CN109426289A (en) * | 2017-08-30 | 2019-03-05 | 深圳市奥拓电子股份有限公司 | A kind of warm and humid control panel and LED display |
| WO2019113857A1 (en) * | 2017-12-13 | 2019-06-20 | 深圳市飓风智云科技有限公司 | Intelligent, real-time and dynamic temperature adjustment system and method for display device |
| CN112133246A (en) * | 2020-10-10 | 2020-12-25 | 天长市辉盛电子有限公司 | Control method of LED display screen system and LED display screen system |
| CN112382229A (en) * | 2019-07-29 | 2021-02-19 | 浙江宇视科技有限公司 | Control method, device and equipment of LED display screen and storage medium |
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| WO2013097637A1 (en) * | 2011-12-28 | 2013-07-04 | 深圳市奥拓电子股份有限公司 | Led display system and control method therefor |
| CN103051688B (en) * | 2012-12-11 | 2016-06-22 | 深圳市奥拓电子股份有限公司 | LED advertisement screen system and intelligent control method thereof based on cloud service |
| CN103051688A (en) * | 2012-12-11 | 2013-04-17 | 深圳市奥拓电子股份有限公司 | LED (light emitting diode) advertisement screen system based on cloud service and intelligent monitoring method of LED advertisement screen system |
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| CN103744363A (en) * | 2013-12-11 | 2014-04-23 | 深圳市九洲光电科技有限公司 | LED multiple screen network monitor system |
| CN105632385A (en) * | 2016-03-04 | 2016-06-01 | 广州市丰海科技股份有限公司 | LED display screen blind spot detection method and detection device thereof |
| CN106594536A (en) * | 2016-12-12 | 2017-04-26 | 上海光联照明有限公司 | Device and method for cooling protection of bus-mode LED control system |
| CN106594536B (en) * | 2016-12-12 | 2023-04-25 | 上海光联照明有限公司 | Cooling protection device and method for bus LED control system |
| CN109426289A (en) * | 2017-08-30 | 2019-03-05 | 深圳市奥拓电子股份有限公司 | A kind of warm and humid control panel and LED display |
| CN109426289B (en) * | 2017-08-30 | 2020-06-09 | 深圳市奥拓电子股份有限公司 | Temperature and humidity control board and LED display screen |
| 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 |
| WO2019113857A1 (en) * | 2017-12-13 | 2019-06-20 | 深圳市飓风智云科技有限公司 | Intelligent, real-time and dynamic temperature adjustment system and method for display device |
| CN112382229A (en) * | 2019-07-29 | 2021-02-19 | 浙江宇视科技有限公司 | Control method, device and equipment of LED display screen and storage medium |
| CN112133246A (en) * | 2020-10-10 | 2020-12-25 | 天长市辉盛电子有限公司 | Control method of LED display screen system and LED display screen system |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2013097637A1 (en) | 2013-07-04 |
| CN102568380B (en) | 2016-08-03 |
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