CN101515438A - Display system of point-to-point brightness control and a method - Google Patents
Display system of point-to-point brightness control and a method Download PDFInfo
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Abstract
The invention discloses a display system of point-to-point brightness control and a method. The display system comprises a storage device and a display device; wherein, the display device is provided with at least a group of LEDs and a drive control module thereof; the storage device is provided with a table of adjustment data used for corresponding to each LED of the display device and storing the adjustment data; the storage device is also used for providing the adjustment data to the display device; the drive control module is used for controlling each group of LEDs by drive according to integration of first display data of the adjustment data; the brightness and lighting angle of each LED in the display device are adjusted by the display system to ensure that the display device has uniform display and good display effects.
Description
Technical field
The present invention relates to image and show the alignment technique field, relate in particular to the display system that a kind of brightness point by point is adjusted, and use this display system to carry out the method that brightness point by point is adjusted.
Background technology
LED display is by hundreds of thousands and even semiconductor light-emitting-diode up to a million, that is: LED lamp point combines.All factors such as block according to inconsistent, the dust of lamp point of the optical characteristics difference of lamp point, component ageing, driving error, the angle of lamp point own, the shade of guard lamp point and all can cause the inhomogeneous of screen lamp point brightness.Solve at present the main path of this non-uniform phenomenon: the one, improve the consistance that LED light is learned characteristic, the 2nd, improve the homogeneity of display screen by the mode of proofreading and correct.The coherence method that improves LED light characteristic is to change screen, and this not only needs a large amount of manpowers, and the time also has substantial contribution.And the correcting mode of screen intensity is to utilize the luminance meter that each LED lamp point is measured, obtain the brightness value of each LED lamp point, by calculating, obtain adjusted value then, by control circuits such as electric currents LED lamp point is adjusted again, reached the homogeneous value of appointment.Like this need to each the point carry out value one by one, operate loaded down with trivial details, system complex, overlong time, manually-operated is too much, precision is low, inefficiency.
Therefore, there is defective in prior art, needs to improve.
Summary of the invention
The present invention provides a kind of point-to-point brightness control system and method in order to solve deficiency of the prior art, can realize directly that data are accurate to each LED display lamp point brightness adjustment; And, adopt this system operation simple, full-automatic operation, adjustment degree of accuracy height.
Technical scheme of the present invention is as follows: the display system that a kind of brightness point by point is adjusted wherein, comprising: memory storage and display device; Described display device is provided with at least one group of LED light emitting diode and drive control module thereof; Described memory storage is provided with one and adjusts tables of data, is used for each LED light emitting diode of corresponding described display device, stores it and adjusts data; Described memory storage also is used for described adjustment data are offered described display device; Described drive control module is used for according to first video data of integrating described adjustment data, and drive controlling is respectively organized the LED light emitting diode; Described adjustment data are that according to the performance parameter of described display device, the analytical performance parameter consistency obtains subject brightness range, according to the adjustment data that described subject brightness range generates, is used to adjust the brightness homogeneity of described display device; Described performance parameter is the performance parameter of each the LED light emitting diode in the described display device.
Described display system, wherein, described memory storage is arranged on the described display device.
Described display system wherein, also comprises treating apparatus; It is connected with described display device, described memory storage respectively, be used for the performance parameter according to described display device, the analytical performance parameter consistency obtains subject brightness range, generate the adjustment data according to described subject brightness range, and store described adjustment tables of data into.
Described display system wherein, also comprises harvester; Described harvester is used for gathering the image information and the monochrome information of each LED light emitting diode of described display device; Described treating apparatus also is used to analyze the image information and the monochrome information of each LED light emitting diode, obtains each performance parameter of each LED light emitting diode.
Described display system wherein, also comprises master control set, and it is used to obtain described adjustment data; It also is used to receive outside vision signal, and generates first video data according to described vision signal and described adjustment data, offers described display device.
Described display system, wherein, described master control set is provided with first converting unit, be used for described vision signal is converted to second video data, according to described adjustment data and described second video data, generate described first video data, and offer described display device.
Described display system, wherein, it also is provided with second converting unit; Described master control set is provided with the 3rd converting unit, is used for described vision signal is converted to second video data; Described second converting unit is used for generating described first video data, and offering described display device according to described adjustment data and described second video data.
A kind of brightness point by point is adjusted the method for display system, wherein, carries out following steps, and A, with the adjustment data of corresponding each LED light emitting diode in the display device is stored in and adjusts on the tables of data, and described adjustment data are used to adjust the brightness homogeneity of described display device; B, with the described adjustment data on the described adjustment tables of data, send to described display device; C, the video data that will be used to show are integrated described adjustment data, generate first video data; D, described display device are according to described first video data, and drive controlling is respectively organized the LED light emitting diode.
Described method, wherein, before steps A, also carry out following steps A0: obtain the performance parameter of described display device, the analytical performance parameter consistency obtains subject brightness range, generates according to described subject brightness range and adjusts data; Described performance parameter is the performance parameter of each the LED light emitting diode in the described display device.
Described method wherein, before steps A 0, is also carried out following steps: each performance parameter that identifies each LED light emitting diode in the described display device.
Adopt such scheme, the present invention is by the adjustment data of each the LED light emitting diode of adjustment tables of data corresponding stored in the memory storage, and, sending to described display device adjusts each LED light emitting diode, thereby directly realize the brightness adjustment to each LED light emitting diode in each LED display device, data are accurate; And, adopt this system operation simple, full-automatic operation, adjustment degree of accuracy height, adjusted display device homogenization effect is obvious, presents immediately.
Description of drawings
Fig. 1 is the synoptic diagram of embodiments of the invention 1;
Fig. 2 is the synoptic diagram of embodiments of the invention 2;
Fig. 3 is the synoptic diagram of embodiments of the invention 3;
Fig. 4 is the synoptic diagram of embodiments of the invention 4;
Fig. 5 is the synoptic diagram of embodiments of the invention 5;
Fig. 6 is the synoptic diagram of embodiments of the invention 6.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
Embodiment 1
As shown in Figure 1, the display system that present embodiment provides a kind of brightness point by point to adjust, described point-to-point brightness control system comprises memory storage and display device.
Described display device is provided with at least one group of LED light emitting diode and drive control module thereof; Wherein, each group LED light emitting diode comprises at least one LED light emitting diode, and each LED light emitting diode can be respectively red LED light emitting diode or green LED light emitting diode or blue led light emitting diode; Described drive control module is used for drive controlling and respectively organizes the LED light emitting diode, makes respectively to organize the LED light emitting diode and can show various figures, literal, animation etc. according to demand.
For example, a luminous red LED light emitting diode, a green LED light emitting diode and the blue led light emitting diode of comprising of each group LED; More particularly, described drive control module can be the ZQ1111 drive controlling chip of Beijing Zhongqing Micro-digit Equipment Development Co., Ltd's production, perhaps can be ZQL9705X control chip and the ZQ9729 chip for driving that the Beijing Zhongqing Micro-digit Equipment Development Co., Ltd produces.
Be provided with one in the described memory storage and adjust tables of data, described data adjustment form is used to store the adjustment data of each LED light emitting diode, and, the adjustment data of each LED light emitting diode are corresponding with described adjustment tables of data, and promptly the adjustment data stationary of each LED light emitting diode is stored on the ad-hoc location of described data adjustment form.Wherein, the adjustment data of each LED light emitting diode are the performance parameters according to each LED light emitting diode in the described display device, and the analytical performance parameter consistency, obtain subject brightness range, generate according to described subject brightness range again.Described performance parameter comprises the wavelength coverage and the brightness range of LED light emitting diode of all kinds, and perhaps, described performance parameter can also comprise model, reference color temperature, operating voltage range of each LED light emitting diode or the like.
For example, described performance parameter is the brightness and the wavelength of each LED light emitting diode in the described display device, brightness and wavelength to each LED light emitting diode are analyzed, because the wavelength of LED light emitting diode has determined the Show Color of each LED light emitting diode, promptly be to R, G, the brightness of B LED light emitting diode of all kinds is analyzed, can obtain described display device and have optimal display result and display brightness all for the moment, the brightness range of each LED light emitting diode, again according to the difference of the intrinsic brilliance of this brightness range and former each LED light emitting diode, the brightness value that is about to object brightness data and corresponding monochromatic burner calculates, generate new brightness and adjust data, at last, adjust data according to the brightness value and the described brightness of each lamp under white again, generate final described adjustment data, and be stored in the described memory storage.
Described display device provides described adjustment data by described memory storage; Correspondence is adjusted the brightness of each LED light emitting diode, makes the brightness homogenization of described display device integral body.
And, each drive control module in the described display device, according to first video data of integrating described adjustment data, drive controlling is respectively organized the LED light emitting diode, makes respectively to organize the LED light emitting diode and show various figures, literal, animation etc. according to actual needs.Wherein, can integrate described adjustment data by each device is set, for example, by the V6 control system of Beijing Zhongqing Micro-digit Equipment Development Co., Ltd, can be video data with described adjustment data integration promptly.
For example: obtain the data of the required indicating characteristic information of the lamp point of adjusting LED display by collecting device, send to an opertaing device; Described indicating characteristic information data comprises brightness data and image data.For example, collecting device comprises the luminance meter, and the luminance meter is gathered the brightness data of lamp point; And collecting device comprises camera, the image data of camera collection lamp point.
Lamp point by part in the opertaing device control LED display, it is shown certain brightness, that is to say, certain brightness that the lamp point of lighting is shown, be interpreted as herein that not should surpass collecting device once gather and obtain the required maximum magnitude of lighting lamp point of data, and with described opertaing device control adjust the camera site and parameters such as angle and shutter of collecting device such as camera after, take, wherein, the sweep frequency of scan screen is depended in the setting of camera shutter; Thereby obtain the view data of LED display top lamp point when lighting, and handled successively in this way by described opertaing device, described collecting device gets access to the view data of all lamp points on the LED display, sends to described opertaing device; The brightness data of the LED display 1 that the luminance meter is obtained sends to described opertaing device, and first video data can be one of them or its combination of the view data obtained by collecting device and the brightness data that obtained by the luminance meter.
Described opertaing device is in the image data that camera collects, extract any two lamp dot center distances, the brightness data that the luminance meter is collected, and the feature of each lamp, above data are calculated the adjustment data in described opertaing device, is in the file of BIN with described adjustment data storage at form, certainly, also can be stored in the file of extended formatting, adjust file as form, for example dat form or txt form etc., the present invention does not do any restriction to this, only need to realize that data access function gets final product.
Then, the DVI vision signal is handled the back generate 100,000,000 transmission signals, send to described control device.Control device is adjusted data with described first and is carried out data-switching according to the configuration file of LED display, and generates final video data according to 100,000,000 transmission signals and the first adjustment data processing, sends to described LED display; LED display shows according to final video data.
Present embodiment is simple to operate, and system architecture is simple, precision is high, thereby increases work efficiency; And, can also adjust the visual angle of each LED light emitting diode by described adjustment data, make the visual angle unanimity of each LED light emitting diode.
Embodiment 2
As shown in Figure 2, on the basis of above-mentioned each example, described memory storage is arranged on the described display device.
Described memory storage is arranged on the described display device, and, can be arranged on any position of described display device, save the taking up room of display system of present embodiment brightness point by point adjustment, simple in structure; When needs are adjusted in the described display device each LED light emitting diode, can in time access described adjustment data and adjust, easy and simple to handle, and operation is not subjected to the restriction of when and where.
Embodiment 3
As shown in Figure 3, on the basis of above-mentioned each example, the display system of brightness point by point adjustment also comprises a treating apparatus; Described treating apparatus is connected with described memory storage, described treating apparatus is used for producing to be adjusted data and is stored in memory storage, and, described treating apparatus also is connected with described display device through described memory storage, be used for described adjustment data are sent to described display device, adjust the brightness of each LED light emitting diode on the described display device.
Wherein, the performance parameter of each LED light emitting diode in the described display device of input in described treating apparatus, for example import the brightness and the wavelength of each LED light emitting diode, described treating apparatus is according to the brightness and the wavelength of each LED light emitting diode, can obtain described display device and have optimal display result, and display brightness all for the moment, the brightness range of each LED light emitting diode, thereby the subject brightness range of obtaining, after obtaining subject brightness range, described treating apparatus generates described adjustment data again according to the difference between the brightness of described subject brightness range and former each LED light emitting diode, and stores in the described adjustment tables of data; The performance parameter of each LED light emitting diode comprises the brightness and the wavelength of each LED light emitting diode at least, can also comprise model, operating voltage, colour temperature of each LED light emitting diode etc.
After described adjustment data generate, can be directly and send to described display device by described treating apparatus, perhaps, sent to after described memory storage stores by described treating apparatus, the adjustment data that will be stored by described memory storage send to described display device again; After described display device receives described adjustment data, each LED light emitting diode is adjusted, the brightness of each LED light emitting diode is adjusted in the subject brightness range according to described adjustment data.
For example, described treating apparatus can be common computer, single-chip microcomputer, FPGA or the like.In addition, described display device is the LED display device, as, can or be a LED display module or be that a LED shows casing for a LED module or a LED display, perhaps be that LED display module or the LED in the LED display shows casing; The performance parameter of each LED light emitting diode comprises the brightness and the wavelength of each LED light emitting diode at least; For example, performance parameter is the wavelength of each LED light emitting diode, operating voltage, brightness or the like.And each LED treating apparatus can be adjusted one or adjust a plurality of described display device simultaneously respectively.
For example, adjust the brightness of each LED light emitting diode of a LED display, make the brightness and the colourity of this LED display integral body show homogenization, then can import brightness, wavelength of each LED light emitting diode of described LED display etc. at described treating apparatus, by described treating apparatus analysis, obtain the subject brightness range that described LED display will be adjusted, generate according to described subject brightness range and adjust data, be stored in described memory storage.
When adjusting this LED display, send described adjustment data by memory storage, perhaps send and adjust data to described LED display by described treating apparatus, described LED display is according to described adjustment data, realization is adjusted in the subject brightness range brightness of each LED light emitting diode to the brightness adjustment of each LED light emitting diode, and the adjustment mode is simple, full-automatic, data are accurate, and the display consistency of adjusting the described LED display in back is good, the demonstration homogenization.
And, can make described display device overall brightness and colourity homogenization by the brightness ratio of adjusting redness, green and blue three-color LED light emitting diode, display effect is good; In addition, can also adjust the lighting angle of each LED light emitting diode, make described display device, have best visual angle in the locality.
Embodiment 4
As shown in Figure 4, on the basis of embodiment 3, in the display system that described brightness point by point is adjusted, described memory storage can also be arranged in the described treating apparatus.
Described memory storage is arranged in the described treating apparatus, for example, described memory storage is a storer, and described treating apparatus is a common computer, described storer can be arranged on common computer inside, be wholely set with described common computer, can save the taking up room of display system of present embodiment brightness point by point adjustment more, and, simple in structure, processing ease.
Embodiment 5
As shown in Figure 5, on the basis of embodiment 3 or 4, the display system of described brightness point by point adjustment also comprises harvester; Described harvester is used for gathering the image information and the monochrome information of each LED light emitting diode of described display device.
For example, described harvester is a video camera and a nitometer, the image information that can gather each LED light emitting diode by video camera, and, the monochrome information that can gather each LED light emitting diode by described nitometer.
Image information that collects and monochrome information, send to described treating apparatus, described treating apparatus is analyzed respectively the image information and the monochrome information of each LED light emitting diode of collecting, promptly can obtain each performance parameter of each LED light emitting diode, for example, obtain the brightness and the wavelength of each LED light emitting diode by analysis.
Embodiment 6
As shown in Figure 6, on the basis of above-mentioned each example, the display system of brightness point by point adjustment also comprises master control set in the present embodiment, and described master control set is used to obtain described adjustment data; And, also be used to receive outside vision signal, and generate first video data according to described vision signal and described adjustment data, offer described display device.
Described master control set one end is connected with described memory storage, the other end is connected with described display device, and described treating apparatus sends described memory device stores after generating and adjusting data, and send to described master control set, perhaps will adjust data and send to described display device by described memory storage.Described master control set also is provided with a signal input interface, outside vision signal inputs to described master control set by described signal input interface, master control set generates first video data according to the described adjustment data that receive and the described vision signal of reception, offers described display device; Drive control module in the described display device obtains described first video data, and according to described each LED light emitting diode of the first video data drive controlling, make the described vision signal of each LED diode displaying, and the luminosity homogeneous of each LED light emitting diode, thereby make the whole display brightness unanimity of described display device, show homogenization, display effect is good.
For example, at described master control set first converting unit is set, input to the described vision signal in the described master control set, change by described first converting unit, produce second video data, described master control set generates described first video data according to described adjustment data and described second video data, and is sent to described display device; Drive control module in the described display device obtains described first video data, and according to described each LED light emitting diode of the first video data drive controlling, make each LED lumination of light emitting diode brightness homogeneous, the whole display brightness unanimity of described display device, show homogenization, display effect is good.
Perhaps, present embodiment can also be provided with second converting unit, for example, second converting unit is set in described memory storage, and described master control set one end is connected with described treating apparatus, and the other end is connected with described memory storage.Described master control set is provided with the 3rd converting unit, input to the described vision signal in the master control set, change by described the 3rd converting unit, generate second video data, after the conversion, described second video data that described master control set will generate sends to described memory storage, and wherein said memory storage can independently be provided with, and also can be arranged on described treating apparatus inside.Described second converting unit generates described first video data, and sends to described display device according to the adjustment data and described second video data that are stored in the described data adjustment form; Drive control module in the described display device obtains described first video data, and according to described each LED light emitting diode of the first video data drive controlling, make each LED lumination of light emitting diode brightness homogeneous, the whole display brightness unanimity of described display device, show homogenization, display effect is good.
Embodiment 7
On the basis of above-mentioned each example, present embodiment provides a kind of brightness point by point to adjust the method for display system, at first, the adjustment data of each LED light emitting diode in the object display device that will adjust, be stored on the adjustment tables of data of memory storage setting, the adjustment data of each LED light emitting diode are corresponding with the adjustment data, and promptly store a fixed position on all corresponding adjustment tables of data of each LED light emitting diode.
Wherein, described display device is the LED display device, comprising: LED display, LED show casing, LED display module etc.; And described LED display device comprises at least one group of LED light emitting diode and drive control module thereof, and described drive control module is used for drive controlling and respectively organizes the LED light emitting diode.
Each performance parameter of each LED light emitting diode comprises the wavelength and the brightness of LED light emitting diode of all kinds, can also comprise model, operating voltage, colour temperature of each LED light emitting diode or the like.
Then, with the adjustment data on the described adjustment tables of data, send to the adjustment object display device, according to adjusting data, each LED light emitting diode of object display device is adjusted, the brightness of each LED light emitting diode of described display device is reached in the subject brightness range of adjusting data, thereby make the brightness homogeneous of described display device integral body; Simultaneously, by the video data that will be used to show, integrate described adjustment data, and be first video data with described adjustment data integration, by on described display device, drive control module being set, obtain described first video data, and be used for drive controlling and respectively organize the LED light emitting diode, make each LED diode displaying figure, literal, animation etc., the display brightness unanimity shows homogeneous.
Embodiment 8
In the basis of embodiment 7, each performance parameter of each LED light emitting diode can obtain from manufacturer, for example, new LED display need be adjusted the brightness of each LED light emitting diode when dispatching from the factory, make each LED lumination of light emitting diode brightness unanimity, each performance parameter of each LED light emitting diode can directly obtain from production data.
In addition, the performance parameter of each LED light emitting diode also can obtain by harvester, and for example, when adjusting in a certain old LED display that has come into operation a certain LED display module, can be by image collecting device and brightness harvester, gather the image information and the monochrome information of each LED light emitting diode, as adopt the camera acquisition image information, adopt nitometer to gather monochrome information, and by professional analysis software, image information and monochrome information to each LED light emitting diode are analyzed, and promptly can obtain each performance parameter of each LED light emitting diode.
After obtaining the performance parameter of each LED light emitting diode, can input to a treating apparatus, analyze the consistance of each performance parameter by described treating apparatus, obtain subject brightness range, and on described treating apparatus, generate and adjust data according to obtaining described subject brightness range.
Embodiment 9
On the basis of embodiment 8, also identify each performance parameter of each LED light emitting diode in the described display device.
Each performance parameter can be identified on the identify unit, and described identify unit is provided with on the described display device, each parameter of each LED light emitting diode is perfectly clear, accurately, conveniently check.
For example, described identify unit can be a paper labels or plastic label, adopt to paste or embed and be arranged on the described display device, and, can also be set to aim at the bar code that each LED light emitting diode is provided with by described identify unit, bar code can be imported computer like this, adopt the electronic tool management simultaneously, management is standardized more, make in searching, more convenient when using and assembling each display device.
Embodiment 10
On the arbitrary basis of embodiment 7 to 9, described adjustment data are sent to a master control set, and, will video signal displayed send to described main system device simultaneously, described master control set generates first video data according to described vision signal with according to described adjustment data.
Perhaps, one first converting unit is set in described master control set, after described first converting unit was converted to second video data with the vision signal of outside, described master control set generated first video data according to the described adjustment data and second video data.
Perhaps, at described master control set the 3rd converting unit is set, described the 3rd converting unit is according to the vision signal of outside, generate second video data, and, at described memory storage second converting unit is set, described second converting unit generates first video data according to putting according to described second video data and described adjustment data.
Drive control module also is set in the described display device, and described drive control module obtains described first video data, and according to described first video data, each LED light emitting diode of drive controlling, thus realize each LED diode displaying brightness unanimity; Also adjust the whole colourity of described display device again by the ratio of adjusting redness, green and blue led light emitting diode, thereby make the whole homogeneous that shows of described display device, display effect is good; And, can also adjust the visual angle of described display device, make to reach actual demand.
Should be understood that, for those of ordinary skills, can be improved according to the above description or conversion, and all these improvement and conversion all should belong to the protection domain of claims of the present invention.
Claims (10)
1, a kind of display system of brightness point by point adjustment is characterized in that, comprising: memory storage and display device;
Described display device is provided with at least one group of LED light emitting diode and drive control module thereof;
Described memory storage is provided with one and adjusts tables of data, is used for each LED light emitting diode of corresponding described display device, stores it and adjusts data;
Described memory storage also is used for described adjustment data are offered described display device;
Described drive control module is used for according to first video data of integrating described adjustment data, and drive controlling is respectively organized the LED light emitting diode;
Described adjustment data are that according to the performance parameter of described display device, the analytical performance parameter consistency obtains subject brightness range, according to the adjustment data that described subject brightness range generates, is used to adjust the brightness homogeneity of described display device;
Described performance parameter is the performance parameter of each the LED light emitting diode in the described display device.
2, display system according to claim 1 is characterized in that, described memory storage is arranged on the described display device.
3, display system according to claim 1 is characterized in that, also comprises treating apparatus;
It is connected with described display device, described memory storage respectively, be used for the performance parameter according to described display device, the analytical performance parameter consistency obtains subject brightness range, generate the adjustment data according to described subject brightness range, and store described adjustment tables of data into.
4, display system according to claim 3 is characterized in that, also comprises harvester;
Described harvester is used for gathering the image information and the monochrome information of each LED light emitting diode of described display device;
Described treating apparatus also is used to analyze the image information and the monochrome information of each LED light emitting diode, obtains each performance parameter of each LED light emitting diode.
According to the arbitrary described display system of claim 1 to 4, it is characterized in that 5, also comprise master control set, it is used to obtain described adjustment data;
It also is used to receive outside vision signal, and generates first video data according to described vision signal and described adjustment data, offers described display device.
6, display system according to claim 5, it is characterized in that, described master control set is provided with first converting unit, be used for described vision signal is converted to second video data, according to described adjustment data and described second video data, generate described first video data, and offer described display device.
7, display system according to claim 5 is characterized in that, it also is provided with second converting unit;
Described master control set is provided with the 3rd converting unit, is used for described vision signal is converted to second video data;
Described second converting unit is used for generating described first video data, and offering described display device according to described adjustment data and described second video data.
8, a kind of brightness point by point is adjusted the method for display system, it is characterized in that, carries out following steps,
A, with the adjustment data of corresponding each LED light emitting diode in the display device, be stored in and adjust on the tables of data, described adjustment data are used to adjust the brightness homogeneity of described display device;
B, with the described adjustment data on the described adjustment tables of data, send to described display device;
C, the video data that will be used to show are integrated described adjustment data, generate first video data;
D, described display device are according to described first video data, and drive controlling is respectively organized the LED light emitting diode.
9, method according to claim 8 is characterized in that, before steps A, also carry out following steps A0: the performance parameter of obtaining described display device, the analytical performance parameter consistency obtains subject brightness range, generates according to described subject brightness range and adjusts data;
Described performance parameter is the performance parameter of each the LED light emitting diode in the described display device.
10, method according to claim 9 is characterized in that, before steps A 0, also carries out following steps: each performance parameter that identifies each LED light emitting diode in the described display device.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102155650A (en) * | 2010-12-29 | 2011-08-17 | 深圳市中庆微科技开发有限公司 | LED (light-emitting diode) module with parameter storage |
| CN102290029A (en) * | 2011-05-19 | 2011-12-21 | 深圳市中庆微科技开发有限公司 | Drive chip with point-by-point adjustment function |
| CN102385817A (en) * | 2011-11-28 | 2012-03-21 | 冉红 | LED (light-emitting diode) display screen system and management method thereof |
| CN102467870A (en) * | 2010-11-05 | 2012-05-23 | 深圳利亚德光电有限公司 | Intelligent storage method, intelligent storage device, intelligent storage system, light-emitting diode (LED) display panel and display |
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| CN101355839A (en) * | 2007-07-26 | 2009-01-28 | 宇威光电股份有限公司 | Illuminating device as well as correction and control method thereof |
| CN100594534C (en) * | 2007-08-22 | 2010-03-17 | 深圳市同洲电子股份有限公司 | Lightness data obtaining method and device for gamma correction of LED |
| CN101329850B (en) * | 2008-07-09 | 2010-08-11 | 北京巨数数字技术开发有限公司 | LCD device |
| CN101377900B (en) * | 2008-09-28 | 2013-08-28 | 范红霞 | LED display system and display method thereof |
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2009
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102467870A (en) * | 2010-11-05 | 2012-05-23 | 深圳利亚德光电有限公司 | Intelligent storage method, intelligent storage device, intelligent storage system, light-emitting diode (LED) display panel and display |
| CN102467870B (en) * | 2010-11-05 | 2015-10-28 | 深圳利亚德光电有限公司 | Intelligent storage method, device, system and LED display panel thereof and display |
| CN102155650A (en) * | 2010-12-29 | 2011-08-17 | 深圳市中庆微科技开发有限公司 | LED (light-emitting diode) module with parameter storage |
| CN102155650B (en) * | 2010-12-29 | 2016-04-20 | 深圳市中庆微科技开发有限公司 | A kind of LED module stored with parameter |
| CN102290029A (en) * | 2011-05-19 | 2011-12-21 | 深圳市中庆微科技开发有限公司 | Drive chip with point-by-point adjustment function |
| CN102290029B (en) * | 2011-05-19 | 2015-11-04 | 深圳市中庆微科技开发有限公司 | A kind of driving chip of pointwise adjustment |
| CN102385817A (en) * | 2011-11-28 | 2012-03-21 | 冉红 | LED (light-emitting diode) display screen system and management method thereof |
| CN102385817B (en) * | 2011-11-28 | 2016-06-01 | 刘敬梅 | A kind of LED display screen system and management method thereof |
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