CN102486520A - Light emitting diode (LED) light source test device - Google Patents
Light emitting diode (LED) light source test device Download PDFInfo
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- CN102486520A CN102486520A CN2010105730869A CN201010573086A CN102486520A CN 102486520 A CN102486520 A CN 102486520A CN 2010105730869 A CN2010105730869 A CN 2010105730869A CN 201010573086 A CN201010573086 A CN 201010573086A CN 102486520 A CN102486520 A CN 102486520A
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- led source
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- proving installation
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Abstract
The invention relates to a light emitting diode (LED) light source test device. The device comprises: a bearing table and a test system. The bearing table is used to bear the LED light source to be tested. The test system possesses: a light sensor, an electric connector and a test module. The light sensor and the electric connector are electrically connected with the test module respectively. The light sensor is used to sense light emitted by the LED light source. The electric connector is electrically connected with the LED light source to be tested. The test module is used to test an electrical property of the LED light source and can simultaneously obtain an optical property of the LED light source according to the light which is emitted by the LED light source and is sensed by the light sensor.
Description
Technical field
The present invention relates to a kind of proving installation, relate in particular to a kind of LED source proving installation.
Background technology
(Light Emitting Diode LED) is a kind of semiconductor element that can current conversion be become the light of particular range of wavelengths to light emitting diode.Light emitting diode is so that its brightness is high, WV is low, power consumption is little, be prone to the integrated circuit coupling, drive advantages such as simple, life-span length, thereby can be used as light source and be widely used in lighting field.
In the LED source production run; Need test the electrical specification and the optical characteristics of LED source, the test of above-mentioned electrical specification and optical characteristics is generally carried out under different tester tables, causes the test duration long; And because electrical specification and optical characteristics test under different tester tables respectively; Cause being difficult to obtain the corresponding relation between electrical specification and the optical characteristics, for example, the relation of electric current and luminosity etc.
Summary of the invention
In view of this, be necessary to provide a kind of LED source proving installation that can test the electrical specification and the optical characteristics of LED source simultaneously.
A kind of LED source proving installation, it comprises a plummer and a test macro.Said plummer is used to carry LED source to be tested.Said test macro has an OPTICAL SENSORS, an electrical connector and a test module.Said OPTICAL SENSORS and electrical connector are electrically connected with said test module respectively.Said OPTICAL SENSORS is used for the light that the sensing LED source sends.Said electrical connector is used for being electrically connected with LED source to be measured.Said test module is used to test the electrology characteristic of LED source, and the light that can follow simultaneously the LED source that senses according to OPTICAL SENSORS to send, obtains the optical characteristics of LED source.
Test macro in the said LED source proving installation can be tested the electrical specification and the optical characteristics of LED source simultaneously; Can shorten the test duration of LED source on the one hand; On the other hand, can access the electrical specification of LED source and the corresponding relation between the optical characteristics.
Description of drawings
Fig. 1 is a kind of LED source proving installation synoptic diagram that embodiment of the present invention provides.
Fig. 2 is the plummer schematic perspective view in the LED source proving installation among Fig. 1.
The main element symbol description
LED source proving installation 100
Containing cavity 11
Diapire 12
OPTICAL SENSORS 31
Wireway 42
Blow vent 141
Electrode 201
Embodiment
Below will combine accompanying drawing that the present invention is done further detailed description.
See also Fig. 1, a kind of LED source proving installation 100 that embodiment of the present invention provides comprises housing 10, plummer 20, test macro 30 and constant temperature system 40.
Said housing 10 has a containing cavity 11, and this containing cavity 11 can be accommodated said plummer 20.In this embodiment, said housing 10 comprises diapire 12, roof 13 and the sidewall 14 that connects said diapire 12 and roof 13.Have an opening 121 on the said diapire 12, said plummer 20 can extend in the said housing 10 through this opening 121.Preferably, said housing 10 adopts transparent material to process.
Said plummer 20 is used to carry LED source 200 to be tested.Said LED source 200 can be pointolite, line source or area source etc.Please further consult Fig. 2, in this embodiment, said LED source 200 is a light-emitting diode light bar.Light-emitting diode light bar is meant and a kind of light emitting diode is linearly aligned light-emitting device because make easily, cost is low, it has been widely used and has been used as light source at present.Said plummer 20 can be in housing 10 along being parallel to roof 13 and moving perpendicular to the direction of roof 13.Carry a plurality of LED sources 200 on the said plummer 20, each LED source 200 has two electrodes 201, can be LED source 200 power supplies through these two electrodes 201.
Said test macro 30 comprises OPTICAL SENSORS 31, electrical connector 32 and test module 33.Said OPTICAL SENSORS 31 is electrically connected with said test module 33 respectively with electrical connector 32.
Said OPTICAL SENSORS 31 is used for the light that sensing LED source 200 sends.In this embodiment, said OPTICAL SENSORS 31 is fixed in the inside surface of the roof 13 of housing 10.OPTICAL SENSORS 31 is appreciated that in other embodiments this OPTICAL SENSORS 31 also can be fixed on the inside surface of sidewall 14 of housing 10, as long as can receive the light that LED source 200 sends.
Said electrical connector 32 can be electrically connected with two electrodes 201 on the LED source 200, is used to realize being electrically connected of test module 33 and LED source 200.Through moving said plummer 20, can let electrical connector 32 be electrically connected with each LED source 200 respectively, thereby can test each LED source 200.In this embodiment, said electrical connector 32 is a probe, and it is fixed on the inside surface of sidewall 14 of housing 10.Electrical connector 32 is appreciated that in other embodiments said electrical connector 32 also can be fixed on the inside surface of roof 13 of housing 10, as long as can be electrically connected with LED source 200.
Said test module 33 is used to test the electrology characteristic of LED source 200; And the light that can follow simultaneously the LED source 200 that senses according to OPTICAL SENSORS 31 to send; Obtain the optical characteristics such as luminosity, color of LED source 200; Thereby further obtain the electrology characteristic of LED source 200 and the relation of optical characteristics, for example, the electric current of LED source 200 and the corresponding relation of luminosity etc.In this embodiment, said test module 33 is positioned at outside the housing 10.
Said constant temperature system 40 comprises feeder 41 and wireway 42.Said feeder 41 is used to provide constant temperature gas, and wireway 42 then is used to carry this constant temperature gas.Corresponding said wireway 42 offers at least one blow vent 141 on the said housing 10.In this embodiment, this blow vent 141 is opened on the sidewall 14 of housing 10, and this blow vent 141 is opened between the diapire 12 of electrical connector 32 and housing 10.In housing 10, feed constant temperature gas through feeder 41, can keep the temperature stabilization in the containing cavity 11, thereby avoid external factor,, influence test result like temperature etc.
Test macro in the LED source proving installation that embodiment of the present invention provides can be tested the electrical specification and the optical characteristics of LED source simultaneously; Can shorten the test duration of LED source on the one hand; On the other hand, can access the electrical specification of LED source and the corresponding relation between the optical characteristics.
It is understandable that, for the person of ordinary skill of the art, can make change and the distortion that other various pictures are answered by technical conceive according to the present invention, and all these change the protection domain that all should belong to claim of the present invention with distortion.
Claims (10)
1. LED source proving installation; It comprises a plummer and a test macro; Said plummer is used to carry LED source to be tested; It is characterized in that: said test macro has an OPTICAL SENSORS, an electrical connector and a test module, and said OPTICAL SENSORS and electrical connector are electrically connected with said test module respectively, and said OPTICAL SENSORS is used for the light that the sensing LED source sends; Said electrical connector is used for being electrically connected with LED source to be measured; Said test module is used to test the electrology characteristic of LED source, and the light that can follow simultaneously the LED source that senses according to OPTICAL SENSORS to send, obtains the optical characteristics of LED source.
2. LED source proving installation as claimed in claim 1; It is characterized in that: said LED source proving installation also comprises a housing; This housing has a containing cavity; Said plummer can be contained in this containing cavity, and said OPTICAL SENSORS and electrical connector are arranged on the inwall of said housing.
3. LED source proving installation as claimed in claim 2 is characterized in that: the sidewall that said housing has diapire, roof and connects said diapire and roof is formed with an opening that can let plummer pass through on the said diapire.
4. LED source proving installation as claimed in claim 3 is characterized in that: said plummer can be in housing along being parallel to roof and moving perpendicular to the direction of roof.
5. LED source proving installation as claimed in claim 3 is characterized in that: said housing adopts transparent material to process.
6. LED source proving installation as claimed in claim 3 is characterized in that: said OPTICAL SENSORS is fixed in the inside surface of the roof of said housing.
7. LED source proving installation as claimed in claim 3 is characterized in that: said electrical connector is fixed in the inside surface of side wall of said housing.
8. LED source proving installation as claimed in claim 3; It is characterized in that: offer at least one blow vent on the said housing; Said LED source proving installation also comprises a constant temperature system; This constant temperature system comprises a feeder, and said feeder is used in housing, feeding constant temperature gas through said blow vent.
9. LED source proving installation as claimed in claim 8 is characterized in that: said blow vent is opened on the sidewall of said housing, and this blow vent is between the diapire of electrical connector and housing.
10. LED source proving installation as claimed in claim 9 is characterized in that: said electrical connector is fixed in the inside surface of side wall of said housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105730869A CN102486520A (en) | 2010-12-04 | 2010-12-04 | Light emitting diode (LED) light source test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105730869A CN102486520A (en) | 2010-12-04 | 2010-12-04 | Light emitting diode (LED) light source test device |
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| CN102486520A true CN102486520A (en) | 2012-06-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010105730869A Pending CN102486520A (en) | 2010-12-04 | 2010-12-04 | Light emitting diode (LED) light source test device |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102967447A (en) * | 2012-11-20 | 2013-03-13 | 深圳清华大学研究院 | LED (Light Emitting Diode) performance test box, calibrating method and performance test method |
| CN102967446A (en) * | 2012-11-20 | 2013-03-13 | 深圳清华大学研究院 | LED (Light Emitting Diode) performance test box, calibrating method and performance test method |
| CN102967448A (en) * | 2012-11-20 | 2013-03-13 | 深圳清华大学研究院 | LED (Light Emitting Diode) performance test box, calibrating method and performance test method |
| CN103149524A (en) * | 2013-02-25 | 2013-06-12 | 东莞市福地电子材料有限公司 | Reversed LED (Light Emitting Diode) chip tester and test method |
| CN103245901A (en) * | 2013-04-26 | 2013-08-14 | 东莞市福地电子材料有限公司 | LED flip-chip testing machine and testing method |
| CN103512729A (en) * | 2013-09-30 | 2014-01-15 | 广州硅能照明有限公司 | Light-splitting detection device and detection method of light-emitting diode module |
| CN104111160A (en) * | 2013-04-22 | 2014-10-22 | 展晶科技(深圳)有限公司 | Light emitting diode detection system and light emitting diode detection method |
| CN104181450A (en) * | 2014-09-02 | 2014-12-03 | 中国科学院半导体研究所 | System and method for testing light-emitting diode response characteristics |
| CN104360292A (en) * | 2014-12-08 | 2015-02-18 | 昆山精讯电子技术有限公司 | LED (Light-Emitting Diode) light bar photoelectric property detection mechanism |
| CN107450005A (en) * | 2017-08-11 | 2017-12-08 | 安徽新瑞重工股份有限公司 | A kind of detection means on production line |
| CN112098049A (en) * | 2019-05-31 | 2020-12-18 | 爱德万测试株式会社 | Test apparatus, test method, and computer-readable medium |
| CN112798923A (en) * | 2019-10-25 | 2021-05-14 | 台湾爱司帝科技股份有限公司 | Light emitting diode wafer and light emitting diode wafer detection device and method |
| CN113884849A (en) * | 2020-06-17 | 2022-01-04 | Tcl科技集团股份有限公司 | Method and device for testing light-emitting diode device |
| US11788885B2 (en) | 2021-02-26 | 2023-10-17 | Advantest Corporation | Test apparatus, test method, and computer-readable storage medium |
| US11800619B2 (en) | 2021-01-21 | 2023-10-24 | Advantest Corporation | Test apparatus, test method, and computer-readable storage medium |
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| CN1825128A (en) * | 2005-02-22 | 2006-08-30 | 久元电子股份有限公司 | LED tester |
| CN101852674A (en) * | 2009-04-03 | 2010-10-06 | 研晶光电股份有限公司 | Detecting equipment and method of luminous module |
| CN201611377U (en) * | 2009-09-27 | 2010-10-20 | 宜准科技股份有限公司 | Service life test device of high-brightness light-emitting diode |
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| CN1825128A (en) * | 2005-02-22 | 2006-08-30 | 久元电子股份有限公司 | LED tester |
| CN101852674A (en) * | 2009-04-03 | 2010-10-06 | 研晶光电股份有限公司 | Detecting equipment and method of luminous module |
| CN201611377U (en) * | 2009-09-27 | 2010-10-20 | 宜准科技股份有限公司 | Service life test device of high-brightness light-emitting diode |
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102967447B (en) * | 2012-11-20 | 2015-09-23 | 深圳清华大学研究院 | A kind of LED performance test case, scaling method and performance test methods |
| CN102967446A (en) * | 2012-11-20 | 2013-03-13 | 深圳清华大学研究院 | LED (Light Emitting Diode) performance test box, calibrating method and performance test method |
| CN102967448A (en) * | 2012-11-20 | 2013-03-13 | 深圳清华大学研究院 | LED (Light Emitting Diode) performance test box, calibrating method and performance test method |
| CN102967447A (en) * | 2012-11-20 | 2013-03-13 | 深圳清华大学研究院 | LED (Light Emitting Diode) performance test box, calibrating method and performance test method |
| CN102967448B (en) * | 2012-11-20 | 2015-11-18 | 深圳清华大学研究院 | A kind of LED performance test case, scaling method and performance test methods |
| CN102967446B (en) * | 2012-11-20 | 2015-09-23 | 深圳清华大学研究院 | A kind of LED performance test case, scaling method and performance test methods |
| CN103149524A (en) * | 2013-02-25 | 2013-06-12 | 东莞市福地电子材料有限公司 | Reversed LED (Light Emitting Diode) chip tester and test method |
| CN104111160A (en) * | 2013-04-22 | 2014-10-22 | 展晶科技(深圳)有限公司 | Light emitting diode detection system and light emitting diode detection method |
| CN103245901A (en) * | 2013-04-26 | 2013-08-14 | 东莞市福地电子材料有限公司 | LED flip-chip testing machine and testing method |
| CN103512729A (en) * | 2013-09-30 | 2014-01-15 | 广州硅能照明有限公司 | Light-splitting detection device and detection method of light-emitting diode module |
| CN103512729B (en) * | 2013-09-30 | 2016-04-06 | 广州硅能照明有限公司 | Light-splitting detection device and detection method of light-emitting diode module |
| CN104181450A (en) * | 2014-09-02 | 2014-12-03 | 中国科学院半导体研究所 | System and method for testing light-emitting diode response characteristics |
| CN104360292A (en) * | 2014-12-08 | 2015-02-18 | 昆山精讯电子技术有限公司 | LED (Light-Emitting Diode) light bar photoelectric property detection mechanism |
| CN107450005A (en) * | 2017-08-11 | 2017-12-08 | 安徽新瑞重工股份有限公司 | A kind of detection means on production line |
| CN112098049A (en) * | 2019-05-31 | 2020-12-18 | 爱德万测试株式会社 | Test apparatus, test method, and computer-readable medium |
| US11293966B2 (en) | 2019-05-31 | 2022-04-05 | Advantest Corporation | Test apparatus for determining pass or fail of LEDs, test method and computer-readable medium |
| CN112798923A (en) * | 2019-10-25 | 2021-05-14 | 台湾爱司帝科技股份有限公司 | Light emitting diode wafer and light emitting diode wafer detection device and method |
| CN113884849A (en) * | 2020-06-17 | 2022-01-04 | Tcl科技集团股份有限公司 | Method and device for testing light-emitting diode device |
| CN113884849B (en) * | 2020-06-17 | 2023-06-20 | Tcl科技集团股份有限公司 | Method and device for testing light-emitting diode device |
| US11800619B2 (en) | 2021-01-21 | 2023-10-24 | Advantest Corporation | Test apparatus, test method, and computer-readable storage medium |
| US11788885B2 (en) | 2021-02-26 | 2023-10-17 | Advantest Corporation | Test apparatus, test method, and computer-readable storage medium |
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Application publication date: 20120606 |