CN1514257A - Detecting equipment of photoelectric charatcteristics of organic luminuous diode - Google Patents
Detecting equipment of photoelectric charatcteristics of organic luminuous diode Download PDFInfo
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- CN1514257A CN1514257A CNA2003101014465A CN200310101446A CN1514257A CN 1514257 A CN1514257 A CN 1514257A CN A2003101014465 A CNA2003101014465 A CN A2003101014465A CN 200310101446 A CN200310101446 A CN 200310101446A CN 1514257 A CN1514257 A CN 1514257A
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- light emitting
- organic light
- emitting diode
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Abstract
A measuring equipment consists of a computer, a power supplier and a cvaity chamber, of which a governing tool is placed in cavity chamber as at least an optical measuring device is fixed on it. The computer is used to control power supplier in order to light on organic luminous diode and to control optical measuring device to measure a brightness generated from organic luminous diode for achieving purpose of automatized measurement.
Description
Technical field
The invention relates to a kind of measurement equipment of photoelectric characteristic, and particularly relevant for the measurement equipment of the photoelectric characteristic of a kind of Organic Light Emitting Diode (Organic Light Emitting Diode).
Background technology
Organic Light Emitting Diode is a kind of flat-panel screens element that converts electric energy to luminous energy and have high conversion efficiency, and common purposes is various flat-panel screens elements of mobile phone, PDA and light source or the like.Because organic light-emitting diode element possesses some characteristics, as no visual angle, simple and easy, low-cost, the high answer speed of processing procedure, serviceability temperature is in extensive range and full-colorization etc., meets the requirement of multimedia era display characteristics, has become the upsurge of research in recent years.
And Organic Light Emitting Diode all can carry out the test of its warm and humid photoelectric characteristic after completing usually.Meaning is about to the Organic Light Emitting Diode product and is seated in high temperature, high humidity or the hot and humid environment, carries out the test of its photoelectric property.The method of its test is as described below:
At first, an Organic Light Emitting Diode product is put into a constant temperature and moisture test machine (type GTM-225-40-1P), and in the constant temperature and moisture test machine, impose a high temperature, a high humidity or a hot and humid state.Afterwards, (for example per 4 hours, per 8 hours or per 24 hours) at set intervals must be closed constant temperature and moisture test office earlier, in artificial mode the Organic Light Emitting Diode product in the constant temperature and moisture test machine are taken out after waiting to lower the temperature again.Then, utilize a power supply unit to light Organic Light Emitting Diode, and measure the variable condition of Organic Light Emitting Diode luminosity with optical measurement instrument (for example SR-2, BM-7 or BM-5) so that an electric current to be provided.Afterwards, note down the data that brightness that the optical measurement instrument measured changes, data are imported one by one in the computer to carry out the treatment step of data information again in artificial mode.
Because constant temperature and moisture test mechanical, electrical source supply and optical measurement instrument in the known measurement equipment are to be three incoherent devices, therefore known must be when measuring in artificial mode, from the constant temperature and moisture test machine, the Organic Light Emitting Diode product is taken out of, utilize the optical measurement instrument to carry out the measurement of photoelectric characteristic again, not only can influence hot and humid experiment thus, and have influence on the correctness of measurement, and, therefore will expend the time that many waits heat up and lower the temperature because the constant temperature and moisture test machine is risen again and needed the time.In addition, utilize known measurement equipment to measure, must dispose available manpower regularly with the Organic Light Emitting Diode product by taking out in the constant temperature and moisture test machine to carry out the measurement of its photoelectric characteristic, and import computer again after need noting down the data of measurement in the mode of manpower, therefore will expend many human resources.Moreover, utilize known measurement equipment to measure, must repeat the Organic Light Emitting Diode product is taken out of by moving in the constant temperature and moisture test machine with manual type, therefore, if misoperation has the danger of injury to personnel.
The utility model content
Therefore, purpose of the present invention is exactly the measurement equipment in the photoelectric characteristic that a kind of Organic Light Emitting Diode is provided, and replaces the mode of known manual detection in the measurement mode of robotization, to reduce human cost.
Another object of the present invention provides a kind of measurement equipment of photoelectric characteristic of Organic Light Emitting Diode, when utilizing known measurement equipment to measure with improvement, has the inaccurate situation of experiment.
A further object of the present invention provides a kind of measurement equipment of photoelectric characteristic of Organic Light Emitting Diode, can waste the time that many waits heat up and lower the temperature to improve in the process that measures with known measurement equipment.
The present invention proposes a kind of measurement equipment of photoelectric characteristic of Organic Light Emitting Diode, this equipment is made of a computer, a power supply unit and a pouch chamber, wherein more comprise it being to be placed with a tool in the pouch chamber, and be fixed with at least one optical measurement device (Photodiode) on the tool.And utilize the method for measurement of measurement equipment of the present invention with the photoelectric characteristic of carrying out Organic Light Emitting Diode, be on the tool that at first an Organic Light Emitting Diode is placed in the pouch chamber, in pouch chamber, impose a condition of high temperature, a high wet condition or a humid tropical condition again.Afterwards, utilize computer to provide fixing electric current, voltage or other conditions with the control power supply unit, to light the Organic Light Emitting Diode in the pouch chamber, the interior optical measurement device of tool this moment will measure the luminosity that Organic Light Emitting Diode produces.Afterwards, a signal value of the luminosity that the optical measurement device is measured will be transmitted back in the computer to carry out a Data Processing step.The present invention more comprises and utilizes computer to set at set intervals, just provides fixing electric current, voltage or other conditions lighting Organic Light Emitting Diode by power supply unit, and the luminosity that is produced with optical measurement device monitoring Organic Light Emitting Diode.
The measurement equipment of the photoelectric characteristic of Organic Light Emitting Diode of the present invention owing to be measurement for robotization, therefore can reduce many human costs.
The measurement equipment of the photoelectric characteristic of Organic Light Emitting Diode of the present invention owing to carry out not needing in the measurement process Organic Light Emitting Diode to be moved into taking out of, therefore can save the time that many waits heat up and lower the temperature again.
The measurement equipment of the photoelectric characteristic of Organic Light Emitting Diode of the present invention owing to do not need Organic Light Emitting Diode to be moved into to take out of in the measurement process, therefore can improve the accuracy of measurement again.
Description of drawings
For above-mentioned and other purposes of the present invention, feature and advantage can be become apparent, a preferred embodiment cited below particularly, and cooperate appended accompanying drawing, be described in detail below, wherein:
Fig. 1 is the schematic flow sheet according to the method for measurement of the photoelectric characteristic of the Organic Light Emitting Diode of a preferred embodiment of the present invention;
Fig. 2 is the configuration schematic diagram according to the measurement equipment of the photoelectric characteristic of the Organic Light Emitting Diode of a preferred embodiment of the present invention; And
Fig. 3 is in the measurement equipment according to the photoelectric characteristic of the Organic Light Emitting Diode of a preferred embodiment of the present invention, the device arrangement plan on its tool.
Embodiment
Embodiment
Shown in Figure 1, it illustrates and is the schematic flow sheet according to the method for measurement of the photoelectric characteristic of the Organic Light Emitting Diode of a preferred embodiment of the present invention; Shown in Figure 2, it illustrates and is the configuration schematic diagram according to the measurement equipment of the photoelectric characteristic of the Organic Light Emitting Diode of a preferred embodiment of the present invention.
Please utilize the method for optoelectronic device to measure of Organic Light Emitting Diode of the present invention simultaneously with reference to Fig. 1 and Fig. 2, be that a computer 100, a power supply unit 102 and a pouch chamber 104 at first are provided.
Wherein be placed with a tool 108 in the pouch chamber 104, and be fixed with at least one optical measurement device 106 on the tool 108.And optical measurement device 106 be by a fixed bar 107 being fixed on the tool 108, and optical measurement device 106 is to be connected with computer 100.Before measuring, Organic Light Emitting Diode 110 can be placed on the tool 108, and, Organic Light Emitting Diode 110 be fixed on the tool 108 by the stationary installation (not illustrating) on the tool 108.And the anode of Organic Light Emitting Diode 110 is to be connected with power supply unit 102 respectively with negative electrode, and power supply unit 102 is connected with computer 100 again.
Shown in Figure 3, it illustrates in the measurement equipment according to the photoelectric characteristic of the Organic Light Emitting Diode of a preferred embodiment of the present invention, the device arrangement plan on its tool.
Please refer to Fig. 3, optical measurement device 106 is to be fixed on the tool with a fixed bar 107, and disposes a stationary installation 112 on the tool, in order to fix an Organic Light Emitting Diode 110.And connecting line the 114, the 116th is connected with anode with the negative electrode of Organic Light Emitting Diode 110 respectively, and wherein the other end of connecting line 114,116 is to be connected on the power supply unit.
Please continue with reference to Fig. 1 and Fig. 2, be fixed on Organic Light Emitting Diode 110 on the tool 108 in the pouch chamber 104 after, be convenient to impose in the pouch chamber 104 condition of high temperature, a high wet condition or a humid tropical condition.Wherein the condition of high temperature is for example spent to 100 for Celsius 25, and high wet condition for example is a relative humidity 40 to 100.
Afterwards, utilize computer 100 control power supply units 102 to provide electric current, voltage or other conditions of fixing to pouch chamber 104, to light Organic Light Emitting Diode.At this moment, the optical measurement device 106 on the tool 108 can measure the luminosity that Organic Light Emitting Diode 110 is produced.Then, optical measurement device 106 will be passed the signal value of the luminosity that is measured in the computer 100 back, to carry out a Data Processing step.Wherein this Data Processing step for example is that a data processing step, a chart production step or a statistical are analysed step.
The present invention also can utilize computer 100 to set the sample time of the optical measurement device 106 on the tool 108, meaning is the luminosity that Organic Light Emitting Diode 110 is produced of obtaining regularly, and the signal value that optical measurement device 110 is understood the luminosity that will be measured is passed back in the computer 100, to carry out the Data Processing step.
The present invention more comprise utilize computer 100 be set at set intervals (according to the experiment demand and decide), just provide electric current, voltage or other conditions of fixing to tool 108 by power supply unit 102, lighting Organic Light Emitting Diode 110, and measure the luminosity that Organic Light Emitting Diodes 110 are produced by optical measurement device 106.Afterwards, the signal value of optical measurement device 106 luminosity that can be measured is transmitted back in the computer 100 to carry out a Data Processing step.
The present invention is placed on the optical measurement device in the tool and with tool to be placed in the pouch chamber, the state that changes with the brightness of monitoring Organic Light Emitting Diode at any time.Therefore, Organic Light Emitting Diode is taken out of to carry out the measurement of its photoelectric characteristic by moving in the constant temperature and humidity test machine, can save many human costs and the time of waiting for the cooling that heats up than repeating in the known method.Wherein, the required manpower of known method for measurement is 2 people/skies, and the required manpower of method for measurement of the present invention only needs 0.5 people/sky, therefore, can reduce about 4 times manpower.And, therefore can not interrupt its hot and humid experiment and influence the correctness of measurement because method for measurement of the present invention need not take out Organic Light Emitting Diode carrying out the test of its photoelectric property.In addition, the present invention can utilize the free set amount measured frequency of computer, and meaning can be set the photoelectric characteristic that promptly measures an Organic Light Emitting Diode at set intervals according to needs, therefore more easily controls for trickle variation.Moreover the present invention is the measurement for full-automation, because personnel do not need the directly hot and humid pouch chamber of contact, therefore than the misgivings of no one person's safety.
Comprehensive the above, the present invention has following advantage:
1. the measurement equipment of the photoelectric characteristic of Organic Light Emitting Diode of the present invention owing to be measurement for robotization, therefore can reduce many human costs.
2. the measurement equipment of the photoelectric characteristic of Organic Light Emitting Diode of the present invention is not taken out of owing to do not need Organic Light Emitting Diode to be moved in the measurement process again, therefore can save the time that many waits heat up and lower the temperature.
3. the method for measurement of the photoelectric characteristic of Organic Light Emitting Diode of the present invention is not taken out of owing to do not need Organic Light Emitting Diode to be moved in the measurement process again, therefore can improve the accuracy of measurement.
Though the present invention discloses as above with preferred embodiment; right its is not in order to limit the present invention; anyly have the knack of this skill person; without departing from the spirit and scope of the present invention; when can doing a little change and retouching, so protection scope of the present invention is when looking accompanying being as the criterion that claim defines.
Claims (12)
1. the measurement equipment of the photoelectric characteristic of an Organic Light Emitting Diode is characterized in that, comprising:
One computer;
One power supply unit, this power supply unit are to be connected with this computer, by this computer to control this power supply unit; And
One pouch chamber, wherein dispose in the pouch chamber:
One tool, this tool are to be used for placing an Organic Light Emitting Diode, and an anode of this Organic Light Emitting Diode is to be connected with this power supply unit with a negative electrode; And
At least one optical measurement device, this optical measurement device are to be fixed on this tool and this optical measurement device is to be connected with this computer, by this computer to control this optical measurement device.
2. the measurement equipment of the photoelectric characteristic of Organic Light Emitting Diode as claimed in claim 1 is characterized in that, wherein also comprises on this tool and disposes a fixed bar, in order to this optical measurement device is fixed on this tool.
3. the measurement equipment of the photoelectric characteristic of Organic Light Emitting Diode as claimed in claim 1 is characterized in that, wherein also comprises a stationary installation on this tool, in order to this Organic Light Emitting Diode is fixed on this tool.
4. the measurement equipment of the photoelectric characteristic of Organic Light Emitting Diode as claimed in claim 1 is characterized in that, wherein this computer is the frequency that this current supply of control is lighted this Organic Light Emitting Diode.
5. the measurement equipment of the photoelectric characteristic of Organic Light Emitting Diode as claimed in claim 1 is characterized in that, wherein this computer is a sample time of this optical measurement device of control.
6. the measurement equipment of the photoelectric characteristic of Organic Light Emitting Diode as claimed in claim 1 is characterized in that, wherein the temperature in this pouch chamber is to spend to 100 for Celsius 25.
7. the measurement equipment of the photoelectric characteristic of Organic Light Emitting Diode as claimed in claim 1 is characterized in that, wherein the humidity in this pouch chamber is to be relative humidity 40 to 100.
8. the measurement equipment of the photoelectric characteristic of an Organic Light Emitting Diode is characterized in that, comprising:
One computer;
One power supply unit, this power supply unit are to be connected with this computer, by this computer to control this power supply unit; And
One tool, be to be fixed with at least one optical measurement device on this tool, this optical measurement device is to be connected with this computer, by this computer to control this optical measurement device, and this tool is to be used for placing an Organic Light Emitting Diode, and an anode of this Organic Light Emitting Diode is to be connected with this power supply unit with a negative electrode.
9. the measurement equipment of the photoelectric characteristic of Organic Light Emitting Diode as claimed in claim 8 is characterized in that, wherein also comprises a fixed bar, this optical measurement device is fixed on this tool.
10. the measurement equipment of the photoelectric characteristic of Organic Light Emitting Diode as claimed in claim 8 is characterized in that, wherein also comprises a stationary installation on this tool, so that this Organic Light Emitting Diode is fixed on this tool.
11. the measurement equipment of the photoelectric characteristic of Organic Light Emitting Diode as claimed in claim 8 is characterized in that, wherein this computer is the frequency that this current supply of control is lighted this Organic Light Emitting Diode.
12. the measurement equipment of the photoelectric characteristic of Organic Light Emitting Diode as claimed in claim 8 is characterized in that, wherein this computer is a sample time of this optical measurement device of control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2003101014465A CN1514257A (en) | 2002-12-18 | 2003-10-17 | Detecting equipment of photoelectric charatcteristics of organic luminuous diode |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN02292831 | 2002-12-18 | ||
| CN02292831.6 | 2002-12-18 | ||
| CNA2003101014465A CN1514257A (en) | 2002-12-18 | 2003-10-17 | Detecting equipment of photoelectric charatcteristics of organic luminuous diode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1514257A true CN1514257A (en) | 2004-07-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2003101014465A Pending CN1514257A (en) | 2002-12-18 | 2003-10-17 | Detecting equipment of photoelectric charatcteristics of organic luminuous diode |
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| CN (1) | CN1514257A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102023085A (en) * | 2009-09-14 | 2011-04-20 | 思达科技股份有限公司 | Testing apparatus for light-emitting devices and sensing module thereof |
-
2003
- 2003-10-17 CN CNA2003101014465A patent/CN1514257A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102023085A (en) * | 2009-09-14 | 2011-04-20 | 思达科技股份有限公司 | Testing apparatus for light-emitting devices and sensing module thereof |
| CN102023085B (en) * | 2009-09-14 | 2013-01-02 | 思达科技股份有限公司 | Testing apparatus for light-emitting devices and sensing module thereof |
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