CN205122151U - Novel test of multi -functional LCD module device - Google Patents
Novel test of multi -functional LCD module device Download PDFInfo
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- CN205122151U CN205122151U CN201520252321.0U CN201520252321U CN205122151U CN 205122151 U CN205122151 U CN 205122151U CN 201520252321 U CN201520252321 U CN 201520252321U CN 205122151 U CN205122151 U CN 205122151U
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Abstract
The present case is a novel test of multi -functional LCD module device, including awaiting measuring LCD module, it is external in this LCD module's that awaits measuring FPGA control chip, the industrial computer of being connected with the FPGA control chip communication, a handheld box for selecting the LCD module that awaits measuring, the power strip, a SD card for depositing corresponding module parameter and resolution chart like, a DDR3 for the stored test image, wherein, FPGA control chip, four -channel LVDS output terminal is connected to power strip electricity respectively, 16 passageway V -BY -ONE output terminal, 8 passageway EDP output terminal, 8 passageway MIPI output terminal's one end, LCD module and four -channel LVDS output terminal await measuring, 16 passageway V -BY -ONE output terminal, 8 passageway EDP output terminal, 8 passageway MIPI output terminal's other end electricity is connected. Four kinds of LCD module of the present mainstream of present case measurable quantity, LVDS LCD module, V -BY -ONE LCD module, EDP LCD module and MIPI LCD module promptly, conveniently begin, halt, cut operations such as image through handing the box, practiced thrift volume and cost, made things convenient for producer's test.
Description
Technical field
The utility model belongs to liquid crystal module technical field of measurement and test, is specially a kind of Multifunction liquid crystal module testing device.
Background technology
Flourish along with intelligent television, the annual production of liquid crystal module increases fast, and Ge great liquid crystal module manufacturer increases production line, and the proving installation demand for liquid crystal module also increases thereupon.In addition, the resolution of liquid crystal module is also in continuous increase, and 4K LCD TV has started a large amount of production and sales.
Because the quantity of LCD module under test is increasing, thus need to use convenient test, with low cost, meet greater functionality requirement, the liquid crystal module testing apparatus that can update to meet the demand of liquid crystal module producer.
Utility model content
For overcoming the deficiencies in the prior art, the purpose of this utility model is to provide a kind of Multifunction liquid crystal module testing device, is intended to export 4 kinds of picture signals by 1 FPGA, reaches the object of saving volume and cost, facilitating producer to test.
For achieving the above object, the utility model is achieved through the following technical solutions:
A kind of Multifunction liquid crystal module testing device, comprise LCD module under test, be external in the FPGA control chip of this LCD module under test, the industrial computer be connected with described FPGA control chip communication, for selecting the handhold box of LCD module under test, power panel, for depositing the SD card of corresponding module parameter and test pattern, for the DDR3 of On-board test image, wherein, described FPGA control chip, described power panel is electrically connected four-way LVDS lead-out terminal respectively, ten Hexamermis spp V-BY-ONE lead-out terminals, 8 passage EDP lead-out terminals, one end of 8 passage MIPI lead-out terminals, described LCD module under test and described four-way LVDS lead-out terminal, ten Hexamermis spp V-BY-ONE lead-out terminals, 8 passage EDP lead-out terminals, the other end electrical connection of 8 passage MIPI lead-out terminals.Preferably, described Multifunction liquid crystal module testing device, wherein, described FPGA control chip adopts the ARTIX-7 series middle and high end FPGA of XILINX company.
Preferably, described Multifunction liquid crystal module testing device, wherein, described FPGA control chip inside comprises USB communication module, kilomega network communication module, SD card writing module, SD card read through model, serial communication module, energy supply control module, DDR3 control module, image times frequency module, 4 road LVDS output modules, 16 road V-BY-ONE output modules, 8 road EDP output modules, 8 road MIPI output modules.
Preferably, described Multifunction liquid crystal module testing device, wherein, described industrial computer is connected with described USB communication module after being connected by the communication of USB3.0 and USB conversion chip, or is connected with described kilomega network communication module after being connected with physical chip communication by kilomega network.
Preferably, described Multifunction liquid crystal module testing device, wherein, described USB communication module, kilomega network communication module are connected with the communication of described SD card writing module respectively.
Preferably, described Multifunction liquid crystal module testing device, wherein, the input end of described SD card is connected with the communication of described SD card writing module, the output terminal of described SD card is connected with the communication of described SD card read through model.
Preferably, described Multifunction liquid crystal module testing device, wherein, described handhold box is connected with described serial communication module communication.
Preferably, described Multifunction liquid crystal module testing device, wherein, one end of described DDR3 control module is connected with described SD card read through model, serial communication module communication, and the other end of DDR3 control module is electrically connected with the input end of described DDR3, image times frequency module.
Preferably, described Multifunction liquid crystal module testing device, wherein, the output terminal of described image times frequency module connects described 4 road LVDS output modules, 16 road V-BY-ONE output modules, 8 road EDP output modules, 8 road MIPI output modules respectively.
Preferably, described Multifunction liquid crystal module testing device, wherein, described 4 road LVDS output modules, 16 road V-BY-ONE output modules, 8 road EDP output modules, 8 road MIPI output module correspondences connect four-way LVDS lead-out terminal, ten Hexamermis spp V-BY-ONE lead-out terminals, 8 passage EDP lead-out terminals, 8 passage MIPI lead-out terminals.
The beneficial effects of the utility model:
1) this Multifunction liquid crystal module testing device can measure four kinds of liquid crystal module of current main flow, i.e. LVDS liquid crystal module, V-BY-ONE liquid crystal module, EDP liquid crystal module and MIPI liquid crystal module;
2) this device is communicated with industrial computer by USB3.0 or kilomega network interface, can arrange liquid crystal module test parameter by industrial computer and download test pattern, can meet the test request of different manufacturers; Communicated with handhold box by RS232 interface, undertaken starting by handhold box, suspend, cut the operations such as image, thus facilitate producer to test;
3) this device not only can test four kinds of liquid crystal module by means of only a FPGA, and its output image signal is all produced by FPGA inside, instead of completed by signal conversion chip, thus along with the upgrading of signaling protocol version, satisfied new module testing requirement can be carried out by upgrading FPGA.
Accompanying drawing explanation
Fig. 1 is the liquid crystal module testing device structural representation in the Multifunction liquid crystal module testing device described in the utility model one embodiment;
Fig. 2 is the Liquid Crystal Module proving installation inner structure schematic diagram in the Multifunction liquid crystal module testing device described in the utility model one embodiment.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail, can implements according to this with reference to instructions word to make those skilled in the art.
A kind of Multifunction liquid crystal module testing device, refer to accompanying drawing 1, comprise LCD module under test, be external in the FPGA control chip of this LCD module under test, the industrial computer be connected with described FPGA control chip communication, for selecting the handhold box of LCD module under test, power panel, for depositing the SD card of corresponding module parameter and test pattern, for the DDR3 of On-board test image, wherein, described FPGA control chip, described power panel is electrically connected four-way LVDS lead-out terminal respectively, ten Hexamermis spp V-BY-ONE lead-out terminals, 8 passage EDP lead-out terminals, one end of 8 passage MIPI lead-out terminals, described LCD module under test and described four-way LVDS lead-out terminal, ten Hexamermis spp V-BY-ONE lead-out terminals, 8 passage EDP lead-out terminals, the other end electrical connection of 8 passage MIPI lead-out terminals.The principle of work of Multifunction liquid crystal module testing device is as follows: after the parameter of the multiple LCD module under test of industrial computer editor and test pattern, downloaded to the SD card in device by USB or gigabit network interface.After download completes, select LCD module under test by handhold box, in device, FPGA then reads corresponding module parameter in SD card and test pattern, and is stored in DDR3 by test pattern.FPGA is according to module parameter and handhold box operation, on the one hand power panel is controlled, thus provide correct liquid crystal to power and backlight power supply to liquid crystal module, read the test pattern in DDR3 on the other hand, improve image frame per second through image times frequency module, the signal output module then through FPGA inside outputs to connection terminal.
Further, FPGA control chip adopts the ARTIX-7 series middle and high end FPGA of XILINX company.
Further, refer to accompanying drawing 2, FPGA control chip inside comprises USB communication module, kilomega network communication module, SD card writing module, SD card read through model, serial communication module, energy supply control module, DDR3 control module, image times frequency module, 4 road LVDS output modules, 16 road V-BY-ONE output modules, 8 road EDP output modules, 8 road MIPI output modules.
Further, industrial computer is connected with described USB communication module after being connected by the communication of USB3.0 and USB conversion chip, or is connected with described kilomega network communication module after being connected with physical chip communication by kilomega network.
Further, USB communication module, kilomega network communication module are connected with the communication of described SD card writing module respectively.
Further, the input end of SD card is connected with the communication of described SD card writing module, the output terminal of described SD card is connected with the communication of described SD card read through model.
Further, handhold box is connected with described serial communication module communication.
Further, one end of DDR3 control module is connected with described SD card read through model, serial communication module communication, and the other end of DDR3 control module is electrically connected with the input end of described DDR3, image times frequency module.
Further, the output terminal of image times frequency module connects described 4 road LVDS output modules, 16 road V-BY-ONE output modules, 8 road EDP output modules, 8 road MIPI output modules respectively.
Further, 4 road LVDS output modules, 16 road V-BY-ONE output modules, 8 road EDP output modules, 8 road MIPI output module correspondences connect four-way LVDS lead-out terminal, ten Hexamermis spp V-BY-ONE lead-out terminals, 8 passage EDP lead-out terminals, 8 passage MIPI lead-out terminals.
This device exports 4 kinds of picture signals by 1 FPGA, has not only saved volume and cost, also facilitates producer's test.Due to 4 kinds of picture signals be all FPGA intrinsic call IP kernel to produce picture signal, therefore this device upgrades by upgrading the IP kernel of FPGA inside, adds the service time of device, is applicable to following liquid crystal module and updates.
Although embodiment of the present utility model is open as above, but it is not restricted to listed in instructions and embodiment utilization, it can be applied to various applicable field of the present utility model completely, for those skilled in the art, can easily realize other amendment, therefore do not deviating under the universal that claim and equivalency range limit, the utility model is not limited to specific details and illustrates here and the legend described.
Claims (10)
1. a Multifunction liquid crystal module testing device, comprise LCD module under test, be external in the FPGA control chip of this LCD module under test, the industrial computer be connected with described FPGA control chip communication, for selecting the handhold box of LCD module under test, power panel, for depositing the SD card of corresponding module parameter and test pattern, for the DDR3 of On-board test image, wherein, described FPGA control chip, described power panel is electrically connected four-way LVDS lead-out terminal respectively, ten Hexamermis spp V-BY-ONE lead-out terminals, 8 passage EDP lead-out terminals, one end of 8 passage MIPI lead-out terminals, described LCD module under test and described four-way LVDS lead-out terminal, ten Hexamermis spp V-BY-ONE lead-out terminals, 8 passage EDP lead-out terminals, the other end electrical connection of 8 passage MIPI lead-out terminals.
2. Multifunction liquid crystal module testing device as claimed in claim 1, is characterized in that, described FPGA control chip adopts the ARTIX-7 series middle and high end FPGA of XILINX company.
3. Multifunction liquid crystal module testing device as claimed in claim 1, it is characterized in that, described FPGA control chip inside comprises USB communication module, kilomega network communication module, SD card writing module, SD card read through model, serial communication module, energy supply control module, DDR3 control module, image times frequency module, 4 road LVDS output modules, 16 road V-BY-ONE output modules, 8 road EDP output modules, 8 road MIPI output modules.
4. Multifunction liquid crystal module testing device as claimed in claim 3, it is characterized in that, described industrial computer is connected with described USB communication module after being connected by the communication of USB3.0 and USB conversion chip, or is connected with described kilomega network communication module after being connected with physical chip communication by kilomega network.
5. Multifunction liquid crystal module testing device as claimed in claim 3, it is characterized in that, described USB communication module, kilomega network communication module are connected with the communication of described SD card writing module respectively.
6. Multifunction liquid crystal module testing device as claimed in claim 3, is characterized in that, the input end of described SD card is connected with the communication of described SD card writing module, the output terminal of described SD card is connected with the communication of described SD card read through model.
7. Multifunction liquid crystal module testing device as claimed in claim 3, it is characterized in that, described handhold box is connected with described serial communication module communication.
8. Multifunction liquid crystal module testing device as claimed in claim 3, it is characterized in that, one end of described DDR3 control module is connected with described SD card read through model, serial communication module communication, and the other end of DDR3 control module is electrically connected with the input end of described DDR3, image times frequency module.
9. Multifunction liquid crystal module testing device as claimed in claim 3, it is characterized in that, the output terminal of described image times frequency module connects described 4 road LVDS output modules, 16 road V-BY-ONE output modules, 8 road EDP output modules, 8 road MIPI output modules respectively.
10. Multifunction liquid crystal module testing device as claimed in claim 3, it is characterized in that, described 4 road LVDS output modules, 16 road V-BY-ONE output modules, 8 road EDP output modules, 8 road MIPI output module correspondences connect four-way LVDS lead-out terminal, ten Hexamermis spp V-BY-ONE lead-out terminals, 8 passage EDP lead-out terminals, 8 passage MIPI lead-out terminals.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520252321.0U CN205122151U (en) | 2015-04-24 | 2015-04-24 | Novel test of multi -functional LCD module device |
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| CN201520252321.0U CN205122151U (en) | 2015-04-24 | 2015-04-24 | Novel test of multi -functional LCD module device |
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| CN205122151U true CN205122151U (en) | 2016-03-30 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107452306A (en) * | 2017-08-17 | 2017-12-08 | 京东方科技集团股份有限公司 | A kind of tool fixture and its detection method for being used to detect display panel |
| CN109286839A (en) * | 2018-09-29 | 2019-01-29 | 深圳开立生物医疗科技股份有限公司 | EDP interface driver method and FPGA main control chip |
| CN109410804A (en) * | 2018-09-14 | 2019-03-01 | 武汉帆茂电子科技有限公司 | A kind of V-by-one signal generation device and method based on FPGA |
| CN110838274A (en) * | 2019-11-25 | 2020-02-25 | 伯恩光学(惠州)有限公司 | Detection system and detection method for eDP interface display panel |
| CN113865826A (en) * | 2021-08-31 | 2021-12-31 | 广东省威汇智能科技有限公司 | Display screen module detection device and detection system |
-
2015
- 2015-04-24 CN CN201520252321.0U patent/CN205122151U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107452306A (en) * | 2017-08-17 | 2017-12-08 | 京东方科技集团股份有限公司 | A kind of tool fixture and its detection method for being used to detect display panel |
| CN109410804A (en) * | 2018-09-14 | 2019-03-01 | 武汉帆茂电子科技有限公司 | A kind of V-by-one signal generation device and method based on FPGA |
| CN109410804B (en) * | 2018-09-14 | 2021-09-28 | 武汉帆茂电子科技有限公司 | V-by-one signal generation device and method based on FPGA |
| CN109286839A (en) * | 2018-09-29 | 2019-01-29 | 深圳开立生物医疗科技股份有限公司 | EDP interface driver method and FPGA main control chip |
| CN109286839B (en) * | 2018-09-29 | 2021-04-16 | 深圳开立生物医疗科技股份有限公司 | eDP interface driving method and FPGA main control chip |
| CN110838274A (en) * | 2019-11-25 | 2020-02-25 | 伯恩光学(惠州)有限公司 | Detection system and detection method for eDP interface display panel |
| CN113865826A (en) * | 2021-08-31 | 2021-12-31 | 广东省威汇智能科技有限公司 | Display screen module detection device and detection system |
| CN113865826B (en) * | 2021-08-31 | 2024-04-09 | 广东省威汇智能科技有限公司 | Display screen module detection device and detection system |
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| C14 | Grant of patent or utility model | ||
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Address after: 215000 No. 18 Weiwen Road, Suzhou Industrial Park, Jiangsu Province Patentee after: Hai Electronic Technology (Suzhou) Co., Ltd. Address before: 215000 No. 18 Weiwen Road, Suzhou Industrial Park, Jiangsu Province Patentee before: SUZHOU INDUSTRIAL PARK HIDEA MECHATRONICS TECHNOLOGY CO., LTD. |
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| CP01 | Change in the name or title of a patent holder |