CN101515439B - Point-to-point brightness control system and a method - Google Patents
Point-to-point brightness control system and a method Download PDFInfo
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- CN101515439B CN101515439B CN2009100803146A CN200910080314A CN101515439B CN 101515439 B CN101515439 B CN 101515439B CN 2009100803146 A CN2009100803146 A CN 2009100803146A CN 200910080314 A CN200910080314 A CN 200910080314A CN 101515439 B CN101515439 B CN 101515439B
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Abstract
The invention discloses a point-to-point brightness control system and a method; wherein, the point-to-point brightness control system comprises a processing unit; the processing unit analyzes performance parameter consistency and obtain subject brightness range according to the performance parameter of an external display device; adjustment data are generated according to the subject brightness range and are provided to the display device; wherein, the display device is an LED display device and the performance parameter is that of each LED in the display device. The point-to-point brightness control system can adjust the brightness and color as well as the lighting angle of each LED in the display device 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 a kind of point-to-point brightness control system, and use this 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 especially in order to solve deficiency of the prior art, utilizes this system and method can realize directly that data are accurate to each LED display lamp point brightness adjustment; And, adopt this system simple to operate, full-automatic operation, adjustment degree of accuracy height.
Technical scheme of the present invention is as follows: a kind of point-to-point brightness control system wherein, comprising: treating apparatus; Described treating apparatus is according to the display device performance parameter of outside, and the analytical performance parameter consistency obtains subject brightness range, generates according to described subject brightness range and adjusts data, and offer described display device; Wherein, described display device is the LED display device; Described performance parameter is the performance parameter of each the LED light emitting diode in the described display device.
Described point-to-point brightness control system wherein, also comprises memory storage; Described treating apparatus is connected with described memory storage, and described adjustment data are sent to described memory storage and storage; Described memory storage is used to described display device that described adjustment data are provided.
Described point-to-point brightness control system wherein, also comprises master control set, and it is used for obtaining described adjustment data; It also is used for receiving outside vision signal, and generates the first demonstration data according to described vision signal and described adjustment data, offers described display device.
Described point-to-point brightness control system, wherein, described master control set arranges first converting unit, be used for that described vision signal is converted to second and show data, show data according to described adjustment data and described second, generate described first and show data, and offer described display device.
Described point-to-point brightness control system wherein, arranges second converting unit; Described master control set arranges the 3rd converting unit, is used for that described vision signal is converted to second and shows data; Described second converting unit is used for showing data according to described adjustment data and described second, generates described first and shows data, and offer described display device.
Described point-to-point brightness control system wherein, also comprises described display device; Described display device arranges at least one group of LED light emitting diode and drive control module thereof; Described drive control module shows data according to described first, drives control and respectively organizes the LED light emitting diode.
Described point-to-point brightness control system wherein, also arranges an identify unit on the described display device, be used for the performance parameter of each LED light emitting diode of sign, and described performance parameter comprises wavelength coverage and the brightness range of LED light emitting diode of all kinds.
A kind of brightness point by point method of adjustment wherein, comprises the steps: A, obtains the performance parameter of object display device, and the analytical performance parameter consistency obtains subject brightness range, generates according to described subject brightness range and adjusts data; Wherein, described display device is the LED display device; Described performance parameter is the performance parameter of each the LED light emitting diode in the described display device; B, described adjustment data are offered described display device.
Described brightness point by point method of adjustment wherein, before the step B, is also carried out following steps: store described adjustment data; Step B carries out following steps: call the described adjustment data of storage, offer described display device.
Described brightness point by point method of adjustment, wherein, step B specifically carries out following steps: B1, receiving video signals generates second and shows data; B2, call the described adjustment data of storage, show data according to described second, generate first and show data, offer described display device, in subject brightness range, show the video of described vision signal correspondence.
Adopt such scheme, the present invention is by the display device performance parameter for the treatment of apparatus according to the outside, the analytical performance parameter consistency, obtain subject brightness range, generate the adjustment data according to described subject brightness range, and offer described display device, thus directly realizing the brightness adjustment to each LED light emitting diode in each LED display device, data are accurate; And, adopt this system simple to operate, full-automatic operation, adjustment degree of accuracy height, the display device homogenization effect after the adjustment is obvious, presents immediately.
Description of drawings
Fig. 1 is the synoptic diagram of embodiment 1 among the present invention;
Fig. 2 is the synoptic diagram of embodiment 2 among the present invention;
Fig. 3 is the synoptic diagram of embodiment 3 among the present invention;
Fig. 4 is the synoptic diagram of embodiment 4 among the present invention;
Fig. 5 is the synoptic diagram of embodiment 5 among the present invention;
Fig. 6 is the synoptic diagram of embodiment 6 among the present invention;
Fig. 7 is the synoptic diagram of embodiment 7 among the present invention;
Fig. 8 is the synoptic diagram of embodiment 8 among the present invention;
Fig. 9 is the synoptic diagram of embodiment 9 among the present invention;
Figure 10 is the synoptic diagram of embodiment 10 among the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
Embodiment 1
As shown in Figure 1, present embodiment provides a kind of point-to-point brightness control system, and described point-to-point brightness control system comprises treating apparatus.
Wherein, described treating apparatus is according to the performance parameter of each LED light emitting diode in the display device of outside, analyze the consistance of each LED light emitting diode performance parameter, obtain subject brightness range, treating apparatus generates according to described subject brightness range and adjusts data, and sends to described display device, after described display device receives described adjustment data, according to 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.
For example, described treating apparatus can be common computer, single-chip microcomputer, FPGA etc.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 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 of each LED light emitting diode at least; For example, performance parameter is the wavelength of each LED light emitting diode, operating voltage, brightness etc.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 of each LED light emitting diode of this LED display consistent with colourity, the display effect homogeneous, then can import the brightness of each LED light emitting diode of described LED display at described treating apparatus, operating voltage, data such as wavelength, by described treating apparatus analysis, obtain the subject brightness range that described LED display will be adjusted, generate the adjustment data according to described subject brightness range, and offer described LED display, described LED display is according to described adjustment data, realize the brightness adjustment of each LED light emitting diode in the described LED display, the brightness of each LED light emitting diode is adjusted in the subject brightness range, the adjustment mode is simple, full-automatic, data are accurate, and the display consistency of adjusting each LED light emitting diode of back is good.
And, can adjust the colourity of described display device by the brightness ratio of adjusting redness, green and blue three-color LED light emitting diode, make described display device overall brightness all consistent with colourity, show homogenization, display effect is good; In addition, can also adjust the lighting angle of each LED light emitting diode, make described display device in the characteristics place, have best visual angle.
For example, present embodiment also provides a kind of point-to-point brightness control system, the treating apparatus of described point-to-point brightness control system in comprising each example, also comprises display device described in each example.That is to say that the display device merger of outside is gone in the point-to-point brightness control system, and namely it comprises treating apparatus and display device.
Described display device arranges at least one group of LED light emitting diode and drive control module thereof; Wherein, every group of LED light emitting diode comprises at least one LED light emitting diode, and each LED light emitting diode can be red LED light emitting diode, blue led light emitting diode or green LED light emitting diode; And each organizes the LED light emitting diode can be the matrix arrangement.
Described treating apparatus also is used for receiving outside vision signal, and according to described adjustment data, generate first and show data, send to described display device, described drive control module obtains described first from described treating apparatus and shows data, and be used for driving control and respectively organize the LED light emitting diode, make and respectively organize the described video signal information of LED diode displaying, and, it is consistent with lighting angle that each organizes the brightness of LED lumination of light emitting diode, thereby make described display device show homogenization, display effect is good.
For example: 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 shows that data can be one of them or its combinations 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, described adjustment data are stored in the file that form is BIN, 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 adjusts data according to 100,000,000 transmission signals and first and handle the final data that show of generation, sends to described LED display; LED display shows that according to final data show.
Adopt the present embodiment point-to-point brightness control system, the adjustment of described display device can at any time be carried out, simple to operate, full-automatic operation, adjustment degree of accuracy height.
Embodiment 2
As shown in Figure 2, on the basis of above-mentioned each example, present embodiment provides a kind of point-to-point brightness control system, and described point-to-point brightness control system comprises treating apparatus; Perhaps present embodiment provides a kind of point-to-point brightness control system, and described point-to-point brightness control system comprises treating apparatus and display device.
In the present embodiment, at least one identify unit is set also on described display device also, described identify unit can be a paper labels or plastic label; In addition, described identify unit can also adopt to paste or embed to be arranged on the described display device for having the bar code that designs according to each LED light emitting diode performance parameter.
Described identify unit is used for the performance parameter of each LED light emitting diode of sign, as, described performance parameter comprises wavelength coverage and the brightness range of LED light emitting diode of all kinds.For example, can show casing at each LED display module of forming a LED display or a LED, an identify unit is set respectively, be used for each performance parameter that its corresponding LED display module of sign or LED show each LED light emitting diode of casing.
And for example, as shown in Figure 2, on display device 1 and display device 2 identify unit is set respectively, each identify unit is used for the performance parameter of each LED light emitting diode on difference identifier display 1 and the display device 2.For example, identify the model, brightness range, wavelength coverage, reference color temperature, operating voltage range etc. of each LED light emitting diode.
Described identify unit embeds the edge part that is arranged on its corresponding display device, for example, can be arranged on each side of display device; In addition, can also be arranged on the edge of side of display device.
For example, identify unit is arranged on the edge part of its corresponding LED display module, each parameter of each LED display module is perfectly clear, accurately, conveniently check, and, can make the display surface of the LED display casing of composition or LED display more attractive in appearance.
And the identify unit embedding is arranged on the described display device, can make identify unit deposit, use, be not easy to come off under the situation such as transportation, make the display device through long storage time, use or transportation, still can clearly recognize each performance parameter of each LED light emitting diode.
And for example, described identify unit is set to bar code, bar code can be imported computer like this, adopts the electronic tool management simultaneously, and management is standardized more, makes in searching, more convenient when using and assembling each display device.
Embodiment 3
As shown in Figure 3, on the basis of above-mentioned each example, present embodiment provides a kind of point-to-point brightness control system, and described point-to-point brightness control system comprises treating apparatus; Perhaps present embodiment provides a kind of point-to-point brightness control system, and described point-to-point brightness control system comprises treating apparatus and display device.
In the present embodiment, described point-to-point brightness control system also comprises memory storage; Described memory storage is connected with described treating apparatus.
After described treating apparatus generates described adjustment data, send to described memory storage with described adjustment data are described; Described memory storage is stored described adjustment data, when needs are adjusted outside display device, can access described adjustment data from described memory storage, and send to described display device, thereby realize the brightness adjustment of each LED light emitting diode of described display device, realize the homogenization that shows.In the present embodiment, described memory storage can independently be arranged in the box body.
Embodiment 4
As shown in Figure 4, similar to above-described embodiment 3 examples, present embodiment provides a kind of point-to-point brightness control system, and described point-to-point brightness control system comprises treating apparatus; Perhaps present embodiment provides a kind of point-to-point brightness control system, and described point-to-point brightness control system comprises treating apparatus and display device.
In the present embodiment, 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 taking up room of present embodiment point-to-point brightness control system more, operate simpler.
Embodiment 5
As shown in Figure 5, similar with each example among the embodiment 2 to embodiment 1, present embodiment provides a kind of point-to-point brightness control system, and described point-to-point brightness control system comprises treating apparatus; Perhaps present embodiment provides a kind of point-to-point brightness control system, and described point-to-point brightness control system comprises treating apparatus and display device.
In the present embodiment, also comprise a master control set, described master control set one end is connected with described treating apparatus, and the other end is connected with described display device, and described treating apparatus sends to described master control set after generating and adjusting data.Described master control set also arranges a signal input interface, outside vision signal inputs to described master control set by described signal input interface, master control set generates first and shows 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 and shows data, and according to described first each LED light emitting diode of demonstration data drive control, 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.
Embodiment 6
As shown in Figure 6, similar with each example among the embodiment 4 to embodiment 3, present embodiment provides a kind of point-to-point brightness control system, and described point-to-point brightness control system comprises treating apparatus; Perhaps present embodiment provides a kind of point-to-point brightness control system, and described point-to-point brightness control system comprises treating apparatus and display device.
In the present embodiment, also comprise a master control set, described master control set one end is connected with described treating apparatus, and the other end is connected with described display device, and described treating apparatus sends to described master control set after generating and adjusting data.Described master control set also arranges a signal input interface, outside vision signal inputs to described master control set by described signal input interface, master control set generates first and shows 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 and shows data, and according to described first each LED light emitting diode of demonstration data drive control, make the described vision signal of each LED diode displaying, and the luminosity homogeneous of each LED light emitting diode, the whole display brightness unanimity of described display device, show homogenization, display effect is good.
Embodiment 7
As shown in Figure 7, similar with each example among the embodiment 6 to embodiment 5, present embodiment provides a kind of point-to-point brightness control system, and described point-to-point brightness control system comprises treating apparatus; Perhaps present embodiment provides a kind of point-to-point brightness control system, and described point-to-point brightness control system comprises treating apparatus and display device.
In the present embodiment, at described master control set first converting unit is set, input to the described vision signal in the master control set, change by described first converting unit, produce second and show data, described master control set shows data according to described adjustment data and described second, generates described first and shows data, and be sent to described display device; Drive control module in the described display device obtains described first and shows data, and according to described first each LED light emitting diode of demonstration data drive control, 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 8
As shown in Figure 8, similar with each example among the embodiment 6 to embodiment 5, present embodiment provides a kind of point-to-point brightness control system, and described point-to-point brightness control system comprises treating apparatus; Perhaps present embodiment provides a kind of point-to-point brightness control system, and described point-to-point brightness control system comprises treating apparatus and display device.
In the present embodiment, at described master control set the 3rd converting unit is set, input to the described vision signal in the master control set, change by described the 3rd converting unit, generate second and show data, after the conversion, the described second demonstration data that described master control set will generate send to described memory storage and store; Wherein said memory storage can independently arrange, and also can be arranged on described treating apparatus inside.And, at described memory storage second converting unit is set; Described second converting unit shows data according to the described adjustment data and described second that are stored in the memory storage, generates described first and shows data, and send to described display device; Drive control module in the described display device obtains described first and shows data, and according to described first each LED light emitting diode of demonstration data drive control, 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 9
As shown in Figure 9, similar to each example among the embodiment 1 to 4, present embodiment provides a kind of point-to-point brightness control system, and described point-to-point brightness control system comprises treating apparatus; Perhaps present embodiment provides a kind of point-to-point brightness control system, and described point-to-point brightness control system comprises treating apparatus and display device.
In the present embodiment, described memory storage is arranged in the described display device, described treating apparatus is sent to described memory device stores in the described display device with described adjustment data, when needs are adjusted the brightness of each LED light emitting diode in the described display device, can directly obtain the adjustment data from described memory storage, adjustment can at any time be carried out, simple to operate, full-automatic operation, adjustment degree of accuracy height.Drive control module in the described display device shows data according to described first, and each LED light emitting diode is adjusted, and makes each LED lumination of light emitting diode brightness unanimity, the whole demonstration of described display device homogenization, and display effect is good.
Embodiment 10
As shown in figure 10, each example is similar among the embodiment 5 to 8, and present embodiment provides a kind of point-to-point brightness control system, and described point-to-point brightness control system comprises treating apparatus; Perhaps present embodiment provides a kind of point-to-point brightness control system, and described point-to-point brightness control system comprises treating apparatus and display device.
In the present embodiment, described memory storage is arranged in the described display device, described treating apparatus is sent to described memory storage and storage with described adjustment data, and described master control set generates the second demonstration data and sends to described memory storage according to the vision signal of outside; When needs are adjusted the brightness of each LED light emitting diode in the described display device, can directly obtain described adjustment data and described second from described memory storage and show data, described memory storage shows data according to described adjustment data and described second, generate described first and show data, be sent to described display device; Adjustment can at any time be carried out, simple to operate, full-automatic operation, adjustment degree of accuracy height.
Drive control module in the described display device shows data according to described first, and each LED light emitting diode is adjusted, and makes each LED lumination of light emitting diode brightness unanimity, the whole demonstration of described display device homogenization, and display effect is good.
Embodiment 11
Present embodiment provides a kind of brightness point by point method of adjustment, at first, obtain each performance parameter of each the LED light emitting diode in the display device that to adjust brightness, 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 the adjustment data according to obtaining described subject brightness range.
Wherein, described display device is the LED display device, comprising: LED display, LED show casing, LED display module etc.; Each performance parameter of each LED light emitting diode comprises 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 etc.Each performance parameter can be identified on the identify unit, and described identify unit is arranged 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 arranges 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.
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 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 namely can obtain each performance parameter of each LED light emitting diode.
Then, the adjustment data that obtain are directly sent to the display device that will adjust, described display device is according to described adjustment data, each LED light emitting diode is adjusted, the brightness of each LED light emitting diode is reached in the subject brightness range, make described display device show homogeneous, display effect is good.
Perhaps, described adjustment data being sent to a memory storage stores; When needs are adjusted object display device, call the described adjustment data in the memory storage again, and send to described display device, described display device is according to described adjustment data, each LED light emitting diode is adjusted, the brightness of each LED light emitting diode is reached in the subject brightness range, make described display device show homogeneous, display effect is good.
Perhaps, the adjustment data that obtain are sent to a master control set, and, will video signal displayed send to described main device processed simultaneously, described master control set is according to described vision signal with according to described adjustment data, generate first and show data, send to described display device, described display device shows data according to described first, shows described video, simultaneously, make the brightness unanimity of each LED light-emitting diode, show homogeneous, display effect is good.
Perhaps, one first converting unit is set in described master control set, described first converting unit with the vision signal of outside be converted to second show data after, described master control set shows data according to described adjustment data and second, generate first and show data, send to described display device, described display device shows data according to described first, shows described video, simultaneously, make the brightness unanimity of each LED light-emitting diode, show homogeneous, display effect is good.
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 and show data, and store described memory storage into, and, at described memory storage second converting unit being set, described second converting unit shows data and described adjustment data according to putting according to described second, generate first and show data, send to described display device, described display device shows data according to described first, shows described video, simultaneously, make the brightness unanimity of each LED light-emitting diode, show homogeneous, display effect is good.
Drive control module also is set in the described display device, and described drive control module obtains described first and shows data, and according to the described first demonstration data, drives each LED light emitting diode of control, thereby realize each LED diode displaying brightness unanimity; Also adjust the colourity of described display device by the ratio of adjusting redness, green and blue led light emitting diode again, thereby make the whole demonstration of described display device homogenization, 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 (6)
1. a point-to-point brightness control system is characterized in that, comprising: treating apparatus;
Described treating apparatus is according to the display device performance parameter of outside, and the analytical performance parameter consistency obtains subject brightness range, generates according to described subject brightness range and adjusts data, and offer described display device;
Wherein, described display device is the LED display device;
Described performance parameter is the performance parameter of each the LED light emitting diode in the described display device; Described performance parameter comprises brightness, wavelength or the operating voltage of each LED light emitting diode at least;
Also comprise memory storage;
Described treating apparatus is connected with described memory storage, and described adjustment data are sent to described memory storage and storage;
Described memory storage is used to described display device that described adjustment data are provided;
Also comprise master control set, it is used for obtaining described adjustment data;
It also is used for receiving outside vision signal, and generates the first demonstration data according to described vision signal and described adjustment data, offers described display device.
2. point-to-point brightness control system according to claim 1, it is characterized in that, described master control set arranges first converting unit, be used for that described vision signal is converted to second and show data, show data according to described adjustment data and described second, generate described first and show data, and offer described display device.
3. point-to-point brightness control system according to claim 1 is characterized in that, it also arranges second converting unit;
Described master control set arranges the 3rd converting unit, is used for that described vision signal is converted to second and shows data;
Described second converting unit is used for showing data according to described adjustment data and described second, generates described first and shows data, and offer described display device.
4. point-to-point brightness control system according to claim 1 is characterized in that, also comprises described display device;
Described display device arranges at least one group of LED light emitting diode and drive control module thereof;
Described drive control module shows data according to described first, drives control and respectively organizes the LED light emitting diode.
5. point-to-point brightness control system according to claim 4, it is characterized in that, one identify unit also is set on the described display device, is used for the performance parameter of each LED light emitting diode of sign, described performance parameter comprises wavelength coverage and the brightness range of LED light emitting diode of all kinds.
6. a brightness point by point method of adjustment is characterized in that, comprises the steps:
A, obtain the performance parameter of object display device, the analytical performance parameter consistency obtains subject brightness range, generates according to described subject brightness range and adjusts data; Wherein, described display device is the LED display device; Described performance parameter is the performance parameter of each the LED light emitting diode in the described display device; Described performance parameter comprises model, brightness, wavelength or operating voltage, the colour temperature of each LED light emitting diode at least;
B, described adjustment data are offered described display device; Before the step B, also carry out following steps: store described adjustment data;
Step B carries out following steps: call the described adjustment data of storage, offer described display device; Step B specifically carries out following steps:
B1, receiving video signals generate second and show data;
B2, call the described adjustment data of storage, show data according to described second, generate first and show data, offer described display device, in subject brightness range, show the video of described vision signal correspondence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100803146A CN101515439B (en) | 2009-03-18 | 2009-03-18 | Point-to-point brightness control system and a method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100803146A CN101515439B (en) | 2009-03-18 | 2009-03-18 | Point-to-point brightness control system and a method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101515439A CN101515439A (en) | 2009-08-26 |
| CN101515439B true CN101515439B (en) | 2013-09-25 |
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| CN2009100803146A Expired - Fee Related CN101515439B (en) | 2009-03-18 | 2009-03-18 | Point-to-point brightness control system and a method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102005183B (en) * | 2010-12-06 | 2015-09-02 | 深圳市中庆微科技开发有限公司 | A kind of adjustment of pointwise automatically control system |
| CN109712548A (en) * | 2019-02-22 | 2019-05-03 | 深圳市晶讯软件通讯技术有限公司 | The method and tooling of intelligent lamp coloration and brightness uniformity detection and correction |
| CN113593495B (en) * | 2021-07-23 | 2022-11-15 | 北京字节跳动网络技术有限公司 | Calibration method and device and electronic equipment |
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