CN201323674Y - System for adjusting homogeneity of plane lighting equipment - Google Patents
System for adjusting homogeneity of plane lighting equipment Download PDFInfo
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- CN201323674Y CN201323674Y CNU2008201231018U CN200820123101U CN201323674Y CN 201323674 Y CN201323674 Y CN 201323674Y CN U2008201231018 U CNU2008201231018 U CN U2008201231018U CN 200820123101 U CN200820123101 U CN 200820123101U CN 201323674 Y CN201323674 Y CN 201323674Y
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Abstract
The utility model discloses a system for adjusting the homogeneity of plane lighting equipment. The plane lighting equipment contains a plurality of plane lighting modules, and the plane lighting equipment is connected with a control unit. The system comprises a camera, brightness measuring apparatus, a bar-code printer and a main controller. Compared with the prior art, the system can quickly adjust the brightness homogeneity of the plane lighting equipment, thereby greatly increasing the working efficiency. Furthermore, the system has the advantages of simple structure and high degree of automatization.
Description
Technical field
The utility model belongs to LED display adjustment technology field, the system that particularly a kind of planar lighting device homogeneity is adjusted.
Background technology
The large LED display screen casing is made up of a plurality of LED display modules, and each module wherein all contains a large amount of light-emitting diodes.All factors such as block according to inconsistent, the dust of lamp point of the optical characteristics difference of LED light 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 the main path of this non-uniform phenomenon at present: the one, improve the consistency that LED light is learned characteristic, this approach needs to guarantee that the light-emitting diode in the whole box body has almost approximate optical characteristics.Generally speaking, each casing all is by thousands of even up to ten thousand, or more light-emitting diode formation, guarantee that quantity huge light-emitting diode like this has optical characteristics much at one, as seen its difficulty is big, and because need screening, its cost is also inevitable to be increased greatly.
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, manual operation is too much, precision is low, inefficiency.And be in course of adjustment, because each piece LED display module position difference, then its adjustment data also will inevitably there are differences, and therefore are in course of adjustment, it is particularly important that the position of every LED display module just seems.
Application number is: 200710076623.7, and name is called: a kind of pointwise obtains the System and method for of gamma correction data and the application of application system thereof, discloses a kind of system that uses luminance meter to remove to measure LED display.This system removes to extract the brightness value of each lamp point in the LED display, and then proofreaies and correct by luminance meter.The system and method for describing in this application, though can adjust LED display accurately, processing speed is slow, the central control module operand is big, need adjust each the lamp point in the LED display one by one.And if by the assembled large-scale planar lighting device of a plurality of LED displays, it is adjusted, this application can't be gone the brightness between balanced illuminating module, and efficient is lower, and speed is slower.
The utility model content
The utility model is in order to solve deficiency of the prior art, the system that particularly a kind of planar lighting device homogeneity is adjusted.
Technical solutions of the utility model are as follows:
The system that a kind of planar lighting device homogeneity is adjusted, wherein, planar lighting device contains some plane luminous module, and planar lighting device links to each other with control unit,
Described system comprises: camera, brightness measurer, bar code printer and master controller;
Described camera is used for taking respectively the photo of each module when luminous, and each photographic intelligence is sent to described master controller;
Described brightness measurer is used for extracting respectively according to each photographic intelligence the brightness data of each module, is sent to described master controller;
Described master controller, also be used for each photographic intelligence and each brightness data, carry out analytical calculation, generate the adjustment data of each module, and number consecutively, the adjustment data synthetic one of each module are adjusted file cocurrent deliver to described control unit, described planar lighting device is carried out the homogeneity adjustment, also be used for transmitting order to lower levels and give described bar code printer by it;
Described bar code printer is used for according to described order, for each module is printed bar code, and prints the installation guide file.
Among the utility model embodiment, described master controller comprises the I/O interface, module and analysis and processing module is set, and the memory module that links to each other with the said equipment;
Described I/O interface links to each other with described camera, described brightness measurer and described bar code printer respectively, be used to receive data and under send instructions;
Described memory module is used to store the described photographic intelligence of each module, described brightness data and described adjustment data, also is used to store the described adjustment file of generation;
The described module that is provided with is used to set the resolution of described planar lighting device and described module;
Described analysis and processing module is used for each lamp point of described photo is scanned, and analytical calculation obtains the brightness of each lamp point in the described photo and adjusts data; Also be used to analyze the described brightness data of each module, brightness data with arbitrary module in the described planar lighting device is a benchmark, put described brightness in conjunction with lamp and adjust data, computational analysis obtains the adjustment data of each module of planar lighting device, and is the adjustment data number consecutively of each module; Wherein, when being described adjustment data number consecutively, described analysis and processing module also transmitting order to lower levels is given bar code printer, corresponding to the numbering of described adjustment data, is followed successively by each module and prints bar code;
Described analysis and processing module also is used for the adjustment data with each module of planar lighting device, adjusts file for synthetic one, and transmitting order to lower levels is given bar code printer, prints the installation guide file.Wherein, the installation guide file can show the installation site of each module clearly, conveniently carries out the assembling of planar lighting device.
Among another embodiment of the utility model, described master controller also contains order module, is used for the adjustment data number consecutively with each module, and according at random or named order arrange.
Among another embodiment of the utility model, described system also comprises with described user's input interface that module is connected is set, be used to be provided with module brightness and adjust fiducial value, make described analysis and processing module adjust fiducial value according to described module brightness, adjust data in conjunction with described lamp point brightness, generate the adjustment data of each module of planar lighting device.
Among the utility model embodiment, in the camera plane luminaire during photo of each module, the center of the camera lens level of described camera arbitrary module in the planar lighting device is used to take the photo of this module.
Among the utility model embodiment, the left hand edge of the camera lens of described camera and required shooting module and the angle of right hand edge line are not more than 6 °.
Among the utility model embodiment, described brightness measurer is positioned over the rear side of described camera, and level is over against the module of required measurement.
The utility model compared with prior art can carry out the adjustment of brightness homogeneity to planar lighting device fast by described system, accelerated operating efficiency greatly, and system configuration is simple, the automaticity height.And, can improve accuracy rate to each module serial number owing to contain bar code printer, avoided because of adjusting the adjustment failure that the corresponding mistake with module of file causes.
Description of drawings
Fig. 1 is the system configuration schematic diagram of the utility model embodiment;
Fig. 2 is the structural representation of the utility model embodiment master controller;
Fig. 3 is the utility model embodiment planar lighting device schematic diagram;
Fig. 4 is another structural representation of the utility model embodiment master controller;
Fig. 5 is a structural representation again of the utility model embodiment master controller.
Embodiment
With reference to Fig. 1, Fig. 3, the system that a kind of planar lighting device homogeneity is adjusted, wherein, planar lighting device 100 is by 12 plane luminous module, and planar lighting device 100 links to each other with control unit 101, and described system comprises: camera 102, brightness measurer 103, bar code printer 104 and master controller 200.
Described camera 102 is used for the photo of difference camera plane luminaire 100 modules 301 to module 312, and the photographic intelligence of each module is sent to master controller 200;
Described brightness measurer 103 is used for extracting respectively the brightness data of module 301 to module 312, and is sent to master controller 200;
Described bar code printer 104 according to the order of master controller 200, is printed bar code for each module in order;
Described master controller 200, be used to receive described photo and the described brightness data of module 301 to module 312, generate the adjustment data of adjusting each module respectively, and be described adjustment data number consecutively, in the present embodiment, the adjustment data number of module 301 is 001, and the adjustment data number of module 302 is 002, ..., the adjustment data number of module 312 is 012.
Described master controller 200 is gone back transmitting order to lower levels and is given bar code printer 104, numbering corresponding to described adjustment data, be followed successively by module 301 to module 312 and print bar code, in the present embodiment, printing bar code for module 301 is 001a, printing bar code for module 302 is 002a ..., printing bar code for module 312 is 312a.
Described master controller 200 also is used for synthetic one of the adjustment data of planar lighting device 100 each modules are adjusted file; Simultaneously, transmitting order to lower levels is given bar code printer 104, prints the installation guide file.
Wherein the installation guide file of Sheng Chenging is as shown in the table,
| 011a | 009a | 008a |
| 007a | 001a | 003a |
| 004a | 005a | 002a |
| 006a | 010a | 012a |
According to the installation guide file, can know the position that each module should be installed, therefore,, and, be spliced into planar lighting device 100 corresponding to the bar code of each module with reference to this table.In the present embodiment, the bar code of module 301 is 001a, can see according to the form of inquiry installation guide file, the installation guide file shows that module 301 is positioned at second row, the secondary series of left side number is then with second row in this module installation and the planar lighting device, secondary series; In like manner, module 302 is positioned at the third line, the 3rd row.
Described adjustment file is used for directly being downloaded to the control unit 101 that links to each other with described planar lighting device 100, adjusts the homogeneity of described planar lighting device 100.
Here it is to be noted, in this enforcement to the numbering of described installation guide file and described adjustment file and should not be construed as restriction of the present utility model, the numbering of described installation guide file and described adjustment file can also adopt same numbering, also can adopt other numberings well known to those skilled in the art.
With reference to Fig. 2, described master controller 200 contains I/O interface 201, module 204 and analysis and processing module 203 is set, and the memory module 202 that links to each other with the said equipment;
Described I/O interface 201 is used for linking to each other with described camera 102, described brightness measurer 103 and described bar code printer 104, sends instructions under the reception data reach;
Described memory module 202 is used to store described photograph, described brightness data, described adjustment data and described adjustment file;
The described module 204 that is provided with is used to set the resolution of described planar lighting device and described module;
Described analysis and processing module 203 is used for the resolution by described module, and each lamp point in the described photo is scanned, and analytical calculation obtains the brightness of each lamp point in the described photo and adjusts data; Also be used to analyze the described brightness data of each module, brightness data with arbitrary module in the described planar lighting device 100 is a benchmark, put described brightness in conjunction with lamp and adjust data, generate the adjustment data of planar lighting device 100 each modules, and be described adjustment data number consecutively; Wherein, go back transmitting order to lower levels and give bar code printer 104,, be followed successively by each module and print bar code corresponding to the numbering of described adjustment data;
Described analysis and processing module 203 also is used for synthetic one of the adjustment data of planar lighting device 100 each modules are adjusted file; Simultaneously, transmitting order to lower levels is given bar code printer 104, prints described installation guide file.
System by a kind of planar lighting device homogeneity of present embodiment is adjusted can carry out the adjustment of brightness homogeneity to planar lighting device fast by described system, accelerated operating efficiency greatly, and system configuration is simple, the automaticity height.And, can improve accuracy rate to each module serial number owing to contain bar code printer, avoided because of adjusting the adjustment failure that the corresponding mistake with module of file causes.
Embodiment 2
With reference to Fig. 4, present embodiment is on the basis of embodiment 1, the described module 204 that is provided with also is connected with one or more user's input interfaces 205, can be according to user's request, module brightness is set adjusts fiducial value, make described analysis and processing module 203 to adjust fiducial value, adjust data, generate the adjustment data of planar lighting device 100 each modules in conjunction with described lamp point brightness according to described module brightness.
By the described system of present embodiment, the user can self-defined brightness adjust fiducial value, to adapt to the demand of user individual.
Embodiment 3
With reference to Fig. 5, present embodiment is on the basis of embodiment 1, described master controller 200 also contains order module 206, be connected with described memory module is two-way, be used for adjustment data number consecutively with each module, and carry out at random or named order is arranged according to client's demand, generate one by described master controller and adjust file and send to described control unit.
By the described system of present embodiment, the client can specify the position of module according to actual conditions, arranges, and has increased personalized demand.
Embodiment 4
Present embodiment is on the basis of embodiment 1, when needing to guarantee the photo of each module in the camera plane luminaire 100, the camera lens level of described camera 102 is over against the center of required shooting module, and the angle of the left hand edge of the camera lens of described camera 102 and required shooting module and right hand edge line is not more than 6 °, described brightness measurer 103 is positioned over the rear side of described camera 102, and level is over against the module of required measurement.
By setting the position of described camera 102 and brightness measurer 103, better each module in the measurement plane luminaire 100, and then reach better adjustment effect.
Having used specific embodiment herein sets forth principle of the present utility model and execution mode, the explanation of above preferred embodiment just is used for helping to understand core concept of the present utility model, for those skilled in the art, according to thought of the present utility model, part in specific embodiments and applications all can change.In sum, this description should not be construed as restriction of the present utility model.
Claims (7)
1, the system that adjusts of a kind of planar lighting device homogeneity, wherein, planar lighting device contains some plane luminous module, and planar lighting device links to each other with control unit, it is characterized in that,
Described system comprises: camera, brightness measurer, bar code printer and master controller;
Described camera is used for taking respectively the photo of each module when luminous, and each photographic intelligence is sent to described master controller;
Described brightness measurer is used for extracting respectively according to each photographic intelligence the brightness data of each module, is sent to described master controller;
Described master controller, also be used for each photographic intelligence and each brightness data, carry out analytical calculation, generate the adjustment data of each module, and number consecutively, the adjustment data synthetic one of each module are adjusted file cocurrent deliver to described control unit, described planar lighting device is carried out the homogeneity adjustment, also be used for transmitting order to lower levels and give described bar code printer by it;
Described bar code printer is used for according to described order, for each module is printed bar code, and prints the installation guide file.
2, system according to claim 1 is characterized in that, described master controller comprises the I/O interface, module is set, analysis and processing module and memory module;
Described I/O interface links to each other with described camera, described brightness measurer and described bar code printer respectively, be used to receive data and under send instructions;
Described memory module is used to store the described photographic intelligence of each module, described brightness data and described adjustment data, also is used to store the described adjustment file of generation;
The described module that is provided with is used to set the resolution of described planar lighting device and described module;
Described analysis and processing module is used for each lamp point of described photo is scanned, and analytical calculation obtains the brightness of each lamp point in the described photo and adjusts data; Also be used to analyze the described brightness data of each module, brightness data with arbitrary module in the described planar lighting device is a benchmark, put described brightness in conjunction with lamp and adjust data, computational analysis obtains the adjustment data of each module of planar lighting device, and is the adjustment data number consecutively of each module; Also be used for transmitting order to lower levels and give bar code printer,, be followed successively by each module and print bar code corresponding to the numbering of described adjustment data;
Described analysis and processing module also is used for synthetic one of the adjustment data of each module of planar lighting device are adjusted file, and transmitting order to lower levels is given bar code printer, prints the installation guide file.
3, system according to claim 2 is characterized in that, described master controller also contains order module, is used for the adjustment data number consecutively with each module, and according at random or named order arrange.
4, system according to claim 3, it is characterized in that, also comprise with described user's input interface that module is connected is set, be used to be provided with module brightness and adjust fiducial value, make described analysis and processing module adjust fiducial value according to described module brightness, adjust data in conjunction with described lamp point brightness, generate the adjustment data of each module of planar lighting device.
According to the described system of the arbitrary claim of claim 1 to 4, it is characterized in that 5, the center of the camera lens level of described camera arbitrary module in the planar lighting device is used to take the photo of this module.
6, system according to claim 5 is characterized in that, the left hand edge of the camera lens of described camera and required shooting module and the angle of right hand edge line are not more than 6 °.
7, system according to claim 5 is characterized in that, described brightness measurer is positioned over the rear side of described camera, and level is over against the module of required measurement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201231018U CN201323674Y (en) | 2008-10-15 | 2008-10-15 | System for adjusting homogeneity of plane lighting equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CNU2008201231018U CN201323674Y (en) | 2008-10-15 | 2008-10-15 | System for adjusting homogeneity of plane lighting equipment |
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| CN201323674Y true CN201323674Y (en) | 2009-10-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101394702A (en) * | 2008-10-15 | 2009-03-25 | 北京巨数数字技术开发有限公司 | System and method for uniformity regulation of plane irradiancy equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101394702A (en) * | 2008-10-15 | 2009-03-25 | 北京巨数数字技术开发有限公司 | System and method for uniformity regulation of plane irradiancy equipment |
| CN101394702B (en) * | 2008-10-15 | 2014-07-30 | 深圳市中庆光电显示科技开发有限公司 | System and method for uniformity regulation of plane irradiancy equipment |
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Owner name: SHENZHEN ZHONGQINGWEI TECHNOLOGY DEVELOPMENT CO., Free format text: FORMER OWNER: BEIJING JUSHU DIGITAL TECHNOLOGY DEVELOPMENT CO., LTD. Effective date: 20110720 |
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Effective date of registration: 20110720 Address after: Futian District Che Kung Temple Tairan Industrial Zone in Shenzhen city of Guangdong province 518040 211 industrial buildings 706 Patentee after: Shenzhen Zhongqingwei Technology Development Co., Ltd. Address before: 100085 Beijing city Haidian District East Road No. 1 building E room 402B power Creative Park Patentee before: Beijing Jushu Digital Technology Development Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091007 Termination date: 20131015 |