CN110310586A - A kind of hardware adjustment method of TCONLESS plate - Google Patents
A kind of hardware adjustment method of TCONLESS plate Download PDFInfo
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- CN110310586A CN110310586A CN201910471050.0A CN201910471050A CN110310586A CN 110310586 A CN110310586 A CN 110310586A CN 201910471050 A CN201910471050 A CN 201910471050A CN 110310586 A CN110310586 A CN 110310586A
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- tconless
- plate
- power supply
- parameter
- hardware
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/006—Electronic inspection or testing of displays and display drivers, e.g. of LED or LCD displays
Abstract
The present invention provides a kind of hardware adjustment method of TCONLESS plate, wherein is applied in liquid crystal display, liquid crystal display includes TCONLESS plate and driving plate；Hardware adjustment method includes providing a debugging list, and debugging list is provided with debugging step, is debugged according to debugging step to TCONLESS plate.The beneficial effects of the present invention are: operator can be made to debug according to debugging step to TCONLESS plate by debugging list, to disposably check the performance issue of TCONLESS plate, and it can be with quick positioning question, it avoids that debugging is repeated, and then reduce resource and time cost and Speeding up development progress.
Description
Technical field
The present invention relates to LCD panel test technical field more particularly to a kind of hardware adjustment methods of TCONLESS plate.
Background technique
With science and technology and expanding economy, be proposed include 4K_Tconless liquid crystal display LCD TV；Wherein,
Liquid crystal display is just by Tconless panel (Timing controller-less panel, screen of less logic control on panel)
It is that traditional liquid crystal display screen TCON (Timing controller, logic control panel) mould group is removed, display screen can be reduced
Production cost.But the difference of the liquid crystal display control technology due to the LCD TV of each producer, the 4K_Tconless of each producer
The required power supply of liquid crystal display is different with control signal, therefore the debugging standard of each producer 4K_Tconless liquid crystal display is not yet
Together, this brings great difficulty to the debugging and production of 4K_Tconless liquid crystal display.
In currently available technology, each producer carries out different debugging for the mainboard of each 4K_Tconless liquid crystal display
Scheme needs to carry out one-to-one debugging, and each 4K_Tconless liquid crystal display cannot be general, i.e., does not design unified tune
Test-object standard and process not only bring difficulty to debugging, maintenance to liquid crystal display, also increase and debug difficult and debug time.
Summary of the invention
For the above-mentioned problems in the prior art, one kind is now provided and is intended to avoid being repeated debugging, to reduce
The hardware adjustment method of resource and time cost and the TCONLESS plate of Speeding up development progress.
Specific technical solution is as follows:
A kind of hardware adjustment method of TCONLESS plate, wherein be applied in liquid crystal display, liquid crystal display includes TCONLESS plate
And driving plate；
Hardware adjustment method includes providing a debugging list, and debugging list is provided with debugging step, according to debugging step pair
TCONLESS plate is debugged.
Preferably, hardware adjustment method, wherein adjustment method the following steps are included:
Step S1 detects the voltage of each voltage source on TCONLESS plate, successively to check the short circuit of each voltage source
Situation；
Step S2 disconnects the connection between TCONLESS plate and driving plate；
Step S3 starts the power supply on TCONLESS plate；
Step S4, according to each signal electricity on the corresponding signal voltage debugging TCONLESS plate of the different interfaces of liquid crystal display
Press the power supply hardware parameter of corresponding Power Management Unit；And/or
According to the corresponding gamma supply voltage of gamma value each on the different gamma value debugging TCONLESS plates of liquid crystal display；
And/or
According to each motherboard hardware parameter pair on the different motherboard hardware parameter testing TCONLESS plates of TCONLESS plate
The main board power supply voltage answered；
Step S5 successively corrects each line scan signals on TCONLESS plate；
Step S6 connects the line between TCONLESS plate and driving plate；
Step S7 adjusts the point-to-point signal of TCONLESS plate, so that liquid crystal display is normally shown；
Step S8 successively corrects each voltage source under each display pattern of the association and liquid crystal display on TCONLESS plate
Parameter.
Preferably, hardware adjustment method, wherein step S4 is specifically included:
Step S41 detects each power supply hardware parameter on TCONLESS plate, and by each power supply hardware parameter and standard
Power supply hardware parameter is compared, to check the power supply hardware parameter of inaccuracy；And/or
Each gamma supply voltage on TCONLESS plate is detected, and each gamma supply voltage and standard gamma are powered
Voltage is compared, to check the gamma supply voltage of inaccuracy；And/or
Each main board power supply voltage on TCONLESS plate is detected, and each main board power supply voltage and standard motherboard are powered
Voltage is compared, to check the main board power supply voltage of inaccuracy；
Step S42, successively debugging obtains each power supply hardware parameter and/or each gamma supply voltage and/or each master
Plate supply voltage；
Step S43, each power supply hardware parameter and/or each gamma supply voltage that debugging is obtained and/or each master
Plate supply voltage is burnt in TCONLESS plate；
Step S44 is powered off and is restarted to TCONLESS plate；
Step S45 successively detects each power supply hardware parameter and/or each gamma supply voltage on TCONLESS plate
And/or each main board power supply voltage, it is supplied with the power supply hardware parameter and/or gamma supply voltage and/or mainboard of checking unstable
Piezoelectric voltage.
Preferably, hardware adjustment method, wherein TCONLESS plate is provided with system level chip；
Step S5 is specifically included:
Step S51, activation system grade chip, the point-to-point signal of system level chip output mode screen；
Step S52 successively corrects each line scan signals on TCONLESS plate according to standard parameter.
Preferably, hardware adjustment method, wherein line scan signals include level input signal and Level output signal.
Preferably, hardware adjustment method, wherein point-to-point signal includes data mapping signal and control signal.
Preferably, hardware adjustment method, wherein the parameter of the voltage source in step S8 includes ripple parameter and electric current ginseng
Number.
Preferably, hardware adjustment method, wherein adjustment method further include:
Step S9, correcting liquid crystal screen connect the first signal of the point-to-point signal of the TCONLESS plate in a high-speed oscilloscope
Parameter；
Wherein, the signal parameter of point-to-point signal includes amplitude and frequency.
Preferably, hardware adjustment method, wherein adjustment method includes:
Step S10 corrects the second signal of the point-to-point signal of the TCONLESS plate of the liquid crystal display under Electro Magnetic Compatibility
Parameter；
Wherein, second signal parameter includes amplitude.
Above-mentioned technical proposal has the following advantages that or the utility model has the advantages that operator can be made according to tune by debugging list
Try suddenly debugs TCONLESS plate, to disposably check the performance issue of TCONLESS plate, and can quickly determine
Position problem avoids that debugging is repeated, and then reduces resource and time cost and Speeding up development progress.
Detailed description of the invention
With reference to appended attached drawing, more fully to describe the embodiment of the present invention.However, appended attached drawing be merely to illustrate and
It illustrates, and is not meant to limit the scope of the invention.
Fig. 1 is the flow chart of hardware adjustment method embodiment of the present invention；
Fig. 2 is the flow chart of the step S4 of hardware adjustment method embodiment of the present invention；
Fig. 3 is the flow chart of the step S5 of hardware adjustment method embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art without creative labor it is obtained it is all its
His embodiment, shall fall within the protection scope of the present invention.
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
The present invention will be further explained below with reference to the attached drawings and specific examples, but not as the limitation of the invention.
The present invention includes a kind of hardware adjustment method of TCONLESS plate, is applied in liquid crystal display, liquid crystal display includes
TCONLESS plate and driving plate；
Hardware adjustment method includes providing debugging list, and debugging list is provided with debugging step, according to debugging step pair
TCONLESS plate is debugged.
In the above-described embodiments, it may be implemented to debug TCONLESS plate according to debugging step by debugging list,
To disposably check the performance issue of TCONLESS plate, and can avoid that debugging is repeated, in turn with quick positioning question
Reduce resources costs and time cost and Speeding up development progress.
Wherein, in above-described embodiment, it is only necessary to which common operator can be according to above-mentioned debugging list pair
TCONLESS plate is debugged, and is debugged without special commissioning engineer to TCONLESS plate, and then reduces people
Work cost.
Further, as preferred embodiment, debugging list can be electrical form, such as Excel table.
Further, in the above-described embodiments, as shown in Figure 1, adjustment method the following steps are included:
Step S1 detects the voltage of each voltage source on TCONLESS plate, successively to check the short circuit of each voltage source
Situation；
Step S2 disconnects the connection between TCONLESS plate and driving plate (gate&source plate)；
Step S3 starts the power supply on TCONLESS plate；
When executing step S3, need to confirm whether the power supply on TCONLESS plate can normally start, to avoid test
When cause test to be made mistakes due to there is no a startup power supply, to reduce debug time.
Step S4, according to each signal electricity on the corresponding signal voltage debugging TCONLESS plate of the different interfaces of liquid crystal display
Press the power supply hardware parameter of corresponding Power Management Unit；And/or
According to the corresponding gamma supply voltage of gamma value each on the different gamma value debugging TCONLESS plates of liquid crystal display；
And/or
According to each motherboard hardware parameter pair on the different motherboard hardware parameter testing TCONLESS plates of TCONLESS plate
The main board power supply voltage answered；
Step S5 successively corrects each line scan signals on TCONLESS plate；
Step S6 connects the line between TCONLESS plate and driving plate；
Step S7 adjusts the point-to-point signal (P2P, point-to-point) of TCONLESS plate, so that liquid crystal display is normal
Display；
Step S8 successively corrects each voltage source under each display pattern of the association and liquid crystal display on TCONLESS plate
Parameter.
It should be noted that before being debugged to TCONLESS plate, need to disconnect TCONLESS plate and driving plate it
Between connection, so that driving plate be avoided to be burned out, and then reduce debugging cost.
Wherein, above-mentioned that TCONLESS plate is carried out to debug each voltage referred mainly on calibration TCONLESS plate.
Further, as preferred embodiment, it can pass through in step S2 and disconnect two FPC (Flexible
Printed Circuit, flexible circuit board) shield line to disconnect the connection between TCONLESS plate and driving plate.
Further, in the above-described embodiments, shield and be provided in each debugging item in each debugging step in specifications
It is correspondingly arranged on standard parameter.
Further, in the above-described embodiments, as shown in Fig. 2, step S4 is specifically included:
Step S41 detects each power supply hardware parameter on TCONLESS plate, and by each power supply hardware parameter and standard
Power supply hardware parameter is compared, to check the power supply hardware parameter of inaccuracy；And/or
Each gamma supply voltage on TCONLESS plate is detected, and each gamma supply voltage and standard gamma are powered
Voltage is compared, to check the gamma supply voltage of inaccuracy；And/or
Each main board power supply voltage on TCONLESS plate is detected, and each main board power supply voltage and standard motherboard are powered
Voltage is compared, to check the main board power supply voltage of inaccuracy；
Wherein, by above-mentioned comparison, to carry out primary whole investigation to TCONLESS plate, so that operator can
To understand the overall condition of TCONLESS plate, and then facilitate subsequent accurate debugging, and improve adjustment accuracy.
Step S42, successively debugging obtains each power supply hardware parameter and/or each gamma supply voltage and/or each master
Plate supply voltage；
Step S43, each power supply hardware parameter and/or each gamma supply voltage that debugging is obtained and/or each master
Plate supply voltage is burnt in TCONLESS plate；
Step S44 is powered off and is restarted to TCONLESS plate；
Step S45 successively detects each power supply hardware parameter and/or each gamma supply voltage on TCONLESS plate
And/or each main board power supply voltage, it is supplied with the power supply hardware parameter and/or gamma supply voltage and/or mainboard of checking unstable
Piezoelectric voltage.
The accuracy of debugging is improved by detecting again in step S45.
Further, it as preferred embodiment, can successively be debugged by I2C order or Tool in step S42
Obtain each power supply hardware parameter and/or each gamma supply voltage and/or each main board power supply voltage.
Further, as preferred embodiment, in each power supply hardware parameter that step S43 not only obtains debugging
And/or each gamma supply voltage and/or each main board power supply voltage are burnt in TCONLESS plate, can also save I2C's
The order of debugging or the debugging code (code) of TOOL.
Further, in the above-described embodiments, TCONLESS plate is provided with system level chip；
As shown in figure 3, step S5 is specifically included:
Step S51, activation system grade chip, the point-to-point signal of system level chip output mode screen；
Step S52 successively corrects each line scan signals on TCONLESS plate according to standard parameter.
Wherein, it needs to confirm whether system level chip can normally start in step s 51.
Further, in the above-described embodiments, line scan signals include level (levelshift) input signal and level
Output signal.
Further, as preferred embodiment, line scan signals can be GOA (Gate DriveronArray, battle array
The driving of column substrate row)-gate driving signal；
Step S52 may comprise steps of:
Step S521, welding obtain each GOA-gate driving signal on TCONLESS plate；
Step S522 successively corrects the driving signal in each line scan signals on TCONLESS plate according to standard parameter
Time, level input signal and Level output signal.
Further, in the above-described embodiments, point-to-point signal includes data mapping signal (datamap) and control signal
(control setting)。
Further, it as preferred embodiment, is reflected by adjusting the data in the point-to-point signal of TCONLESS plate
It penetrates signal and control signal lights liquid crystal display, it after lighting liquid crystal display can be according to the standard power-on time of each voltage source
The power-on time and power down time of corresponding each voltage source are corrected with standard power down time, so that liquid crystal display can close
Join and is normally shown under each display pattern of liquid crystal display.
Further, in the above-described embodiments, the parameter of the voltage source in step S8 includes ripple parameter and current parameters.
Further, in the above-described embodiments, as shown in Figure 1, adjustment method further include:
Step S9, correcting liquid crystal screen connect the first signal of the point-to-point signal of the TCONLESS plate in a high-speed oscilloscope
Parameter；
The signal parameter of point-to-point signal includes amplitude and frequency.
Further, in the above-described embodiments, as shown in Figure 1, adjustment method includes:
Step S10 corrects the liquid crystal display at Electro Magnetic Compatibility (EMC, ElectroMagneticCompatibility)
TCONLESS plate point-to-point signal second signal parameter；
Second signal parameter includes amplitude, and wherein amplitude can be spread spectrum amplitude.
The foregoing is merely preferred embodiments of the present invention, are not intended to limit embodiments of the present invention and protection model
It encloses, to those skilled in the art, should can appreciate that all with made by description of the invention and diagramatic content
Equivalent replacement and obviously change obtained scheme, should all be included within the scope of the present invention.
Claims (9)
1. a kind of hardware adjustment method of TCONLESS plate, which is characterized in that be applied in liquid crystal display, the liquid crystal display includes
TCONLESS plate and driving plate；
The hardware adjustment method includes providing a debugging list, and the debugging list is provided with debugging step, according to the tune
Try suddenly debugs the TCONLESS plate.
2. hardware adjustment method as described in claim 1, which is characterized in that the adjustment method the following steps are included:
Step S1 successively detects the voltage of each voltage source on the TCONLESS plate, to check each voltage source
Short-circuit conditions；
Step S2 disconnects the connection between the TCONLESS plate and the driving plate；
Step S3 starts the power supply on the TCONLESS plate；
Step S4 debugs each institute on the TCONLESS plate according to the corresponding signal voltage of the different interfaces of the liquid crystal display
State the power supply hardware parameter of the corresponding Power Management Unit of signal voltage；And/or
The corresponding gamma of each gamma value on the TCONLESS plates is debugged according to the different gamma values of the liquid crystal display
Supply voltage；And/or
It is hard according to the mainboard each on TCONLESS plate described in the different motherboard hardware parameter testings of the TCONLESS plate
The corresponding main board power supply voltage of part parameter；
Step S5 successively corrects each line scan signals on the TCONLESS plate；
Step S6 connects the line between the TCONLESS plate and the driving plate；
Step S7 adjusts the point-to-point signal of the TCONLESS plate, so that the liquid crystal display is normally shown；
Step S8 successively corrects the association on the TCONLESS plate and each institute under each display pattern of the liquid crystal display
State the parameter of voltage source.
3. hardware adjustment method as claimed in claim 2, which is characterized in that the step S4 is specifically included:
Step S41 each of detects on the TCONLESS plate power supply hardware parameter, and each power supply hardware is joined
Several and reference power supply hardware parameter is compared, to check the power supply hardware parameter of inaccuracy；And/or
Each of detect on the TCONLESS plate gamma supply voltage, and by each gamma supply voltage and standard
Gamma supply voltage is compared, to check the gamma supply voltage of inaccuracy；And/or
Each of detect on the TCONLESS plate main board power supply voltage, and by each main board power supply voltage and standard
Main board power supply voltage is compared, to check the main board power supply voltage of inaccuracy；
Step S42, successively debugging obtains each power supply hardware parameter and/or each gamma supply voltage and/or every
A main board power supply voltage；
Debugging each of is obtained the power supply hardware parameter and/or each gamma supply voltage and/or every by step S43
A main board power supply voltage is burnt in the TCONLESS plate；
Step S44 is powered off and is restarted to the TCONLESS plate；
Step S45, each of successively detects on the TCONLESS plate power supply hardware parameter and/or each gamma supplies
Piezoelectric voltage and/or each main board power supply voltage are supplied with checking the unstable power supply hardware parameter and/or the gamma
Piezoelectric voltage and/or the main board power supply voltage.
4. hardware adjustment method as claimed in claim 2, which is characterized in that the TCONLESS plate is provided with system-level core
Piece；
The step S5 is specifically included:
Step S51 starts the system level chip, the point-to-point signal of the system level chip output mode screen；
Step S52 successively corrects each line scan signals on the TCONLESS plate according to standard parameter.
5. hardware adjustment method as claimed in claim 4, which is characterized in that the line scan signals include level input signal
And Level output signal.
6. hardware adjustment method as claimed in claim 4, which is characterized in that the point-to-point signal includes data mapping signal
With control signal.
7. hardware adjustment method as claimed in claim 2, which is characterized in that the parameter of the voltage source in the step S8
Including ripple parameter and current parameters.
8. hardware adjustment method as claimed in claim 2, which is characterized in that the adjustment method further include:
Step S9 corrects the first of the point-to-point signal of the TCONLESS plate in one high-speed oscilloscope of the liquid crystal display connection
Signal parameter；
Wherein, the signal parameter of the point-to-point signal includes amplitude and frequency.
9. hardware adjustment method as claimed in claim 8, which is characterized in that the adjustment method includes:
Step S10 corrects the second of the point-to-point signal of the TCONLESS plate of the liquid crystal display under Electro Magnetic Compatibility
Signal parameter；
Wherein, the second signal parameter includes amplitude.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112750389A (en) * | 2019-10-31 | 2021-05-04 | 海信视像科技股份有限公司 | Testing device |
| WO2021082302A1 (en) * | 2019-10-28 | 2021-05-06 | 海信视像科技股份有限公司 | Test device and test method |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200819971A (en) * | 2006-10-27 | 2008-05-01 | Inventec Corp | Debugging method for a motherboard |
| US20100149082A1 (en) * | 2008-12-15 | 2010-06-17 | Jincheol Hong | Liquid crystal display and method of driving the same |
| CN101783125A (en) * | 2010-03-04 | 2010-07-21 | 青岛海信电器股份有限公司 | Reference voltage adjusting device, method thereof and liquid crystal display |
| CN104064134A (en) * | 2014-05-30 | 2014-09-24 | 深圳市显创光电有限公司 | Effect debugging method for display screen |
| CN104361871A (en) * | 2014-11-07 | 2015-02-18 | 硅谷数模半导体（北京）有限公司 | Display screen debugging method, device and system |
| CN106228939A (en) * | 2016-07-29 | 2016-12-14 | 乐视控股（北京）有限公司 | LCD TV driving method, device and LCD TV drive circuit board |
| CN106611583A (en) * | 2017-02-24 | 2017-05-03 | 京东方科技集团股份有限公司 | Gamma voltage debugging method and device of electroluminescent display device |
| CN106710496A (en) * | 2017-01-18 | 2017-05-24 | 深圳市视显光电技术有限公司 | Device and method for online debugging of parameters of LCD logic board |
| CN106875905A (en) * | 2017-01-04 | 2017-06-20 | 京东方科技集团股份有限公司 | A kind of driving method of display panel, drive circuit and display device |
| CN206879010U (en) * | 2017-06-28 | 2018-01-12 | 四川长虹电器股份有限公司 | The universe point screen device of LCD TV TCONLESS plates |
| US20180101034A1 (en) * | 2016-04-19 | 2018-04-12 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Liquid crystal display detecting system and a method thereof |
| CN208045075U (en) * | 2018-03-31 | 2018-11-02 | 靖江天元爱尔瑞电子科技有限公司 | A kind of film liquid crystal display drive control circuit plate |
| CN109507563A (en) * | 2018-11-12 | 2019-03-22 | 晶晨半导体(上海)股份有限公司 | Mainboard detection method and system |
-
2019
- 2019-05-31 CN CN201910471050.0A patent/CN110310586B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200819971A (en) * | 2006-10-27 | 2008-05-01 | Inventec Corp | Debugging method for a motherboard |
| US20100149082A1 (en) * | 2008-12-15 | 2010-06-17 | Jincheol Hong | Liquid crystal display and method of driving the same |
| CN101783125A (en) * | 2010-03-04 | 2010-07-21 | 青岛海信电器股份有限公司 | Reference voltage adjusting device, method thereof and liquid crystal display |
| CN104064134A (en) * | 2014-05-30 | 2014-09-24 | 深圳市显创光电有限公司 | Effect debugging method for display screen |
| CN104361871A (en) * | 2014-11-07 | 2015-02-18 | 硅谷数模半导体（北京）有限公司 | Display screen debugging method, device and system |
| US20180101034A1 (en) * | 2016-04-19 | 2018-04-12 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Liquid crystal display detecting system and a method thereof |
| CN106228939A (en) * | 2016-07-29 | 2016-12-14 | 乐视控股（北京）有限公司 | LCD TV driving method, device and LCD TV drive circuit board |
| CN106875905A (en) * | 2017-01-04 | 2017-06-20 | 京东方科技集团股份有限公司 | A kind of driving method of display panel, drive circuit and display device |
| CN106710496A (en) * | 2017-01-18 | 2017-05-24 | 深圳市视显光电技术有限公司 | Device and method for online debugging of parameters of LCD logic board |
| CN106611583A (en) * | 2017-02-24 | 2017-05-03 | 京东方科技集团股份有限公司 | Gamma voltage debugging method and device of electroluminescent display device |
| CN206879010U (en) * | 2017-06-28 | 2018-01-12 | 四川长虹电器股份有限公司 | The universe point screen device of LCD TV TCONLESS plates |
| CN208045075U (en) * | 2018-03-31 | 2018-11-02 | 靖江天元爱尔瑞电子科技有限公司 | A kind of film liquid crystal display drive control circuit plate |
| CN109507563A (en) * | 2018-11-12 | 2019-03-22 | 晶晨半导体(上海)股份有限公司 | Mainboard detection method and system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021082302A1 (en) * | 2019-10-28 | 2021-05-06 | 海信视像科技股份有限公司 | Test device and test method |
| CN112750389A (en) * | 2019-10-31 | 2021-05-04 | 海信视像科技股份有限公司 | Testing device |
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| Publication number | Publication date |
|---|---|
| CN110310586B (en) | 2022-12-20 |
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