CN202206506U - Multifunctional video signal testing device - Google Patents
Multifunctional video signal testing device Download PDFInfo
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- CN202206506U CN202206506U CN2011203240422U CN201120324042U CN202206506U CN 202206506 U CN202206506 U CN 202206506U CN 2011203240422 U CN2011203240422 U CN 2011203240422U CN 201120324042 U CN201120324042 U CN 201120324042U CN 202206506 U CN202206506 U CN 202206506U
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- video signal
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Abstract
The utility model relates to a multifunctional video signal testing device. The multifunctional video signal testing device provided by the utility model comprises a power module, a first central processing unit, a second central processing unit and a third central processing unit, wherein the three central processing units are mutually independent; the power module is connected with the first central processing unit, the second central processing unit and the third central processing unit respectively; the first central processing unit, the second central processing unit and the third central processing unit are connected with video signal output circuits; the first central processing unit is respectively connected with a High-Definition Multimedia Interface (HDMI), an AV (audio video) interface, an S (S-V) interface and a chromatism component interface (YPBPR). The multifunctional video signal testing device has the beneficial effects that the multifunctional video signal testing device is beneficial to realizing the multifunctional video signal test, avoids using a large number of signal source equipments as signal input equipments and is beneficial to improving the testing efficiency.
Description
Technical field
The utility model relates to signal-testing apparatus, relates in particular to a kind of multi-functional test video signal device.
Background technology
At present; The input port of TV (LCD TV) product of producing is more, therefore, and during TV product of every aborning detection; Need a large amount of signal source equipments as signal input device; So just make each monitor station stack a large amount of checkout equipments, and the line of equipment room is innumerable and disordered, influences testing efficiency.
Summary of the invention
In order to solve the problems of the prior art, the utility model provides a kind of multi-functional test video signal device.
The utility model provides a kind of multi-functional test video signal device; Comprise power module and three first separate central processing units, second central processing unit, the 3rd central processing unit; Said power module is connected with said first central processing unit, second central processing unit, the 3rd central processing unit respectively; Said first central processing unit, second central processing unit, the 3rd central processing unit all are connected with video signal output circuit; Said first central processing unit is connected with HDMI, AV interface, S interface and color difference components interface respectively through said video signal output circuit; Said second central processing unit is connected with VGA interface, AV interface and color difference components interface respectively through said video signal output circuit, and said the 3rd central processing unit connects HDMI, S interface, AV interface and color difference components interface respectively through said video signal output circuit.
As the further improvement of the utility model, said first central processing unit is connected with arbitrary or its combination in USB interface, the SD interface.
As the further improvement of the utility model, said second central processing unit is connected with arbitrary or its combination in USB interface, the SD interface.
As the further improvement of the utility model, said the 3rd central processing unit is connected with arbitrary or its combination in USB interface, the SD interface.
As the further improvement of the utility model, said first central processing unit is connected with said video signal output circuit with automatic gain control circuit through D/A converting circuit, shaping circuit respectively.
As the further improvement of the utility model, said second central processing unit is connected with said video signal output circuit with automatic gain control circuit through D/A converting circuit, shaping circuit respectively.
As the further improvement of the utility model, said the 3rd central processing unit is connected with said video signal output circuit with automatic gain control circuit through D/A converting circuit, shaping circuit respectively.
As the further improvement of the utility model, said first central processing unit directly is connected with said video signal output circuit.
As the further improvement of the utility model, said second central processing unit directly is connected with said video signal output circuit.
As the further improvement of the utility model, said the 3rd central processing unit directly is connected with said video signal output circuit.
The beneficial effect of the utility model is: through such scheme, help realizing multi-functional test video signal, needing to avoid a large amount of signal source equipments as signal input device, help improving testing efficiency.
Description of drawings
Fig. 1 is a kind of multi-functional test video signal schematic representation of apparatus of the utility model.
Embodiment
Below in conjunction with description of drawings and embodiment the utility model is further specified.
Drawing reference numeral among Fig. 1 is: first central processing unit 1; Second central processing unit 2; The 3rd central processing unit 3.
As shown in Figure 1; A kind of multi-functional test video signal device; Comprise the first separate central processing unit 1 of power module and three, second central processing unit 2, the 3rd central processing unit 3; Said power module is connected with said first central processing unit 1, second central processing unit 2, the 3rd central processing unit 3 respectively; Said first central processing unit 1, second central processing unit 2, the 3rd central processing unit 3 all are connected with video signal output circuit; Said first central processing unit 1 is connected with HDMI (HDMI), AV interface, S interface (S-V respectively through said video signal output circuit; Be S Video) and color difference components interface (YPBPR), said second central processing unit 2 is connected with VGA interface, AV interface and color difference components interface respectively through said video signal output circuit, and said the 3rd central processing unit 3 connects HDMI, S interface, AV interface and color difference components interface respectively through said video signal output circuit.
As shown in Figure 1, said first central processing unit 1 is connected with arbitrary or its combination in USB interface, the SD interface.
As shown in Figure 1, said second central processing unit 2 is connected with arbitrary or its combination in USB interface, the SD interface.
As shown in Figure 1, said the 3rd central processing unit 3 is connected with arbitrary or its combination in USB interface, the SD interface.
As shown in Figure 1, said first central processing unit 1 is connected with said video signal output circuit with automatic gain control circuit through D/A converting circuit, shaping circuit respectively.
As shown in Figure 1, said second central processing unit 2 is connected with said video signal output circuit with automatic gain control circuit through D/A converting circuit, shaping circuit respectively.
As shown in Figure 1, said the 3rd central processing unit 3 is connected with said video signal output circuit with automatic gain control circuit through D/A converting circuit, shaping circuit respectively.
As shown in Figure 1, said first central processing unit 1 directly is connected with said video signal output circuit.
As shown in Figure 1, said second central processing unit 2 directly is connected with said video signal output circuit.
As shown in Figure 1, said the 3rd central processing unit 3 directly is connected with said video signal output circuit.
A kind of multi-functional test video signal device that the utility model provides; How event needs a large amount of signal input devices because of TV product input video port; And existing input signal equipment generally is as signal input device with several DVD players; Therefore each operation position connecting line complicacy and every DVD player all need connect independently power supply when actual production is operated; Therefore consider and can drive three DVD module work that need not mechanical part simultaneously under the situation of a shared power supply, can be through the SD card on the read through model or USB as film source and can realize the relevant signal input sources that we need, so signal testing box can suitable four DVD; Thereby the simplified apparatus connecting line is convenient reliable and stable during use greatly.
Above content is the further explain that combines concrete preferred implementation that the utility model is done, and can not assert that the practical implementation of the utility model is confined to these explanations.For the those of ordinary skill of technical field under the utility model, under the prerequisite that does not break away from the utility model design, can also make some simple deduction or replace, all should be regarded as belonging to the protection range of the utility model.
Claims (10)
1. multi-functional test video signal device; It is characterized in that: comprise power module and three first separate central processing units, second central processing unit, the 3rd central processing unit; Said power module is connected with said first central processing unit, second central processing unit, the 3rd central processing unit respectively; Said first central processing unit, second central processing unit, the 3rd central processing unit all are connected with video signal output circuit; Said first central processing unit is connected with HDMI, AV interface, S interface and color difference components interface respectively through said video signal output circuit; Said second central processing unit is connected with VGA interface, AV interface and color difference components interface respectively through said video signal output circuit, and said the 3rd central processing unit connects HDMI, S interface, AV interface and color difference components interface respectively through said video signal output circuit.
2. multi-functional test video signal device according to claim 1 is characterized in that: said first central processing unit is connected with arbitrary or its combination in USB interface, the SD interface.
3. multi-functional test video signal device according to claim 1 is characterized in that: said second central processing unit is connected with arbitrary or its combination in USB interface, the SD interface.
4. multi-functional test video signal device according to claim 1 is characterized in that: said the 3rd central processing unit is connected with arbitrary or its combination in USB interface, the SD interface.
5. multi-functional test video signal device according to claim 1 is characterized in that: said first central processing unit is connected with said video signal output circuit with automatic gain control circuit through D/A converting circuit, shaping circuit respectively.
6. multi-functional test video signal device according to claim 1 is characterized in that: said second central processing unit is connected with said video signal output circuit with automatic gain control circuit through D/A converting circuit, shaping circuit respectively.
7. multi-functional test video signal device according to claim 1 is characterized in that: said the 3rd central processing unit is connected with said video signal output circuit with automatic gain control circuit through D/A converting circuit, shaping circuit respectively.
8. multi-functional test video signal device according to claim 1 is characterized in that: said first central processing unit directly is connected with said video signal output circuit.
9. multi-functional test video signal device according to claim 1 is characterized in that: said second central processing unit directly is connected with said video signal output circuit.
10. multi-functional test video signal device according to claim 1 is characterized in that: said the 3rd central processing unit directly is connected with said video signal output circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203240422U CN202206506U (en) | 2011-08-31 | 2011-08-31 | Multifunctional video signal testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203240422U CN202206506U (en) | 2011-08-31 | 2011-08-31 | Multifunctional video signal testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202206506U true CN202206506U (en) | 2012-04-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203240422U Expired - Fee Related CN202206506U (en) | 2011-08-31 | 2011-08-31 | Multifunctional video signal testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202206506U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104730301A (en) * | 2015-04-07 | 2015-06-24 | 京东方科技集团股份有限公司 | Signal source |
-
2011
- 2011-08-31 CN CN2011203240422U patent/CN202206506U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104730301A (en) * | 2015-04-07 | 2015-06-24 | 京东方科技集团股份有限公司 | Signal source |
| CN104730301B (en) * | 2015-04-07 | 2017-12-08 | 京东方科技集团股份有限公司 | A kind of signal source |
| US10567750B2 (en) | 2015-04-07 | 2020-02-18 | Boe Technology Group Co., Ltd. | Signal source for electromagnetic interference test of display devices |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120425 Termination date: 20160831 |