CN107797355A - Liquid crystal display device and its detection method - Google Patents
Liquid crystal display device and its detection method Download PDFInfo
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- CN107797355A CN107797355A CN201711209146.7A CN201711209146A CN107797355A CN 107797355 A CN107797355 A CN 107797355A CN 201711209146 A CN201711209146 A CN 201711209146A CN 107797355 A CN107797355 A CN 107797355A
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/136286—Wiring, e.g. gate line, drain line
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1345—Conductors connecting electrodes to cell terminals
- G02F1/13452—Conductors connecting driver circuitry and terminals of panels
-
- 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
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The present invention provides a kind of liquid crystal display device and its detection method.The liquid crystal display device includes：Substrate, the scan line of a plurality of parallel interval arrangement on the substrate, the arrangement of a plurality of parallel interval and the data wire vertical with the scan line on the substrate, the scanning signal input module being electrically connected with the first end of the multi-strip scanning line, the data-signal input module being electrically connected with the first end of a plurality of data lines, multiple first detection terminals being electrically connected with the second end of the multi-strip scanning line, and multiple second detection terminals being electrically connected with the second end of a plurality of data lines, after there is lighting exception, fast and easily the data-signal in pieces of data line and scan line and scanning signal can be parsed by first detection terminal and the second detection terminal, lift detection and the analysis efficiency of liquid crystal display device.
Description
Technical field
The present invention relates to display technology field, more particularly to a kind of liquid crystal display device and its detection method.
Background technology
With the development of Display Technique, the plane such as liquid crystal display (Liquid Crystal Display, LCD) display dress
Put because having the advantages that high image quality, power saving, fuselage is thin and has a wide range of application, and be widely used in mobile phone, TV, individual number
The various consumption electronic products such as word assistant, digital camera, notebook computer, desktop computer, turn into the master in display device
Stream.
It is backlight liquid crystal display that liquid crystal display device on existing market is most of, it include liquid crystal display panel and
Backlight module (backlight module).Liquid crystal display panel includes multiple sub-pixels in array arrangement, per height picture
Element is electrically connected with a thin film transistor (TFT) (TFT), and the grid (Gate) of the TFT is connected to the scan line of horizontal direction, drains
(Drain) data wire of vertical direction is connected to, source electrode (Source) is then connected to pixel electrode.By gate drivers to sweeping
Retouch and scanning signal is inputted on line so that all TFT being electrically connected in this scan line are opened, so as to pass through data driver
Be input to data-signal on data wire can writing pixel, control the light transmittance of liquid crystal, realize display effect.
Usual liquid crystal display panel is by color membrane substrates (CF, Color Filter), thin film transistor base plate (TFT, Thin
Film Transistor), the liquid crystal (LC, Liquid Crystal) that is sandwiched between color membrane substrates and thin film transistor base plate and
Sealing glue frame (Sealant) forms, and its moulding process generally comprises：Leading portion array (Array) processing procedure (film, gold-tinted, etching and
Stripping), stage casing is into box (Cell) processing procedure (TFT substrate is bonded with CF substrates) and back segment module group assembling processing procedure (driving IC and printing
Press fit of circuit boards).Wherein, leading portion Array processing procedures mainly form TFT substrate, in order to control the motion of liquid crystal molecule；Stage casing
Cell processing procedures mainly add liquid crystal between TFT substrate and CF substrates；Back segment module group assembling processing procedure mainly drives IC pressings
With the integration of printed circuit board (PCB), and then drive liquid crystal molecule rotate, display image.
, it is necessary to which carrying out lighting judges the whether normal work of the liquid crystal display panel after liquid crystal display panel completes
To make, liquid crystal display panel can run into various possible situations during lighting makes liquid crystal display panel lighting exception occur, this
When just need parsing be sent into liquid crystal display panel data-signal and scanning signal normally whether to analyze, lighting occur abnormal
Reason, but the detection terminal corresponding to shortage in existing liquid crystal display panel, conveniently to data-signal and can not sweep
Signal is retouched to be parsed.
The content of the invention
, can be fast and easily to pieces of data line and scanning it is an object of the invention to provide a kind of liquid crystal display device
Data-signal and scanning signal on line are parsed, and lift detection and the analysis efficiency of liquid crystal display device.
, can be fast and easily to each bar the present invention also aims to provide a kind of detection method of liquid crystal display device
Data-signal and scanning signal on data wire and scan line are parsed, and lift detection and the analysis effect of liquid crystal display device
Rate.
To achieve the above object, the invention provides a kind of liquid crystal display device, including：Substrate, on the substrate
A plurality of parallel interval arrangement scan line, on the substrate a plurality of parallel interval arrangement and it is vertical with the scan line
Data wire, be electrically connected with the first end of the multi-strip scanning line scanning signal input module, with more datas
The data-signal input module that the first end of line is electrically connected with, second with the multi-strip scanning line on the substrate
Hold multiple first detection terminals being electrically connected and the second end point with a plurality of data lines on the substrate
Multiple second detection terminals not being electrically connected with.
The scanning signal input module includes：Turntable driving IC and the encapsulation turntable driving IC the first flip are thin
Film, the first end of the multi-strip scanning line are electrically connected with by first chip on film and the turntable driving IC.
The data-signal input module includes：Data-driven IC and the encapsulation data-driven IC the second flip are thin
Film, the first end of a plurality of data lines are electrically connected with by second chip on film and the data-driven IC.
The scanning signal input module includes：GOA circuits on the substrate, the first of the multi-strip scanning line
End is electrically connected with the GOA circuits.
The scanning signal input module is located at the side of the substrate, and the data-signal input module is located at the base
The plate opposite side adjacent with the side where the scanning signal input module.
The present invention also provides a kind of detection method of liquid crystal display device, comprises the following steps：
Step S1, one liquid crystal display device is provided, including：Substrate, a plurality of parallel interval arrangement on the substrate
Scan line, on the substrate a plurality of parallel interval arrangement and the data wire vertical with the scan line, with it is described more
Scanning signal input module that the first end of bar scan line is electrically connected with, electrically connect with the first end of a plurality of data lines
The data-signal input module that connects, on the substrate be electrically connected with the second end of the multi-strip scanning line it is more
Individual first detection terminal and be electrically connected with the second end of a plurality of data lines multiple on the substrate
Two detection terminals；
Step S2, a detection device is provided, by the detection device and first detection terminal and the second detection terminal
It is electrically connected with；
Step S3, described scanning signal input module and the data-signal input module are respectively to the scan line sum
Scanning signal and data-signal are inputted according to line, the detection device receives via first detection terminal and the second detection terminal
The scanning signal and data-signal, and judge that liquid crystal display device signal passes according to the scanning signal and data-signal that receive
It is defeated to whether there is abnormal conditions.
The scanning signal input module includes：Turntable driving IC and the encapsulation turntable driving IC the first flip are thin
Film, the first end of the multi-strip scanning line are electrically connected with by first chip on film and the turntable driving IC.
The data-signal input module includes：Data-driven IC and the encapsulation data-driven IC the second flip are thin
Film, the first end of a plurality of data lines are electrically connected with by second chip on film and the data-driven IC.
The scanning signal input module includes：GOA circuits on the substrate, the first of the multi-strip scanning line
End is electrically connected with the GOA circuits.
The scanning signal input module is located at the side of the substrate, and the data-signal input module is located at the base
The plate opposite side adjacent with the side where the scanning signal input module.
Beneficial effects of the present invention：The present invention provides a kind of liquid crystal display device, including：Substrate, on the substrate
A plurality of parallel interval arrangement scan line, on the substrate a plurality of parallel interval arrangement and it is vertical with the scan line
Data wire, be electrically connected with the first end of the multi-strip scanning line scanning signal input module, with more datas
What the data-signal input module and the second end of the multi-strip scanning line that the first end of line is electrically connected with were electrically connected
Multiple first detection terminals and multiple second detection terminals being electrically connected with the second end of a plurality of data lines, lead to
Cross set respectively at the second end of scan line and data with the scan line be electrically connected with the first detection terminal and with the number
The second detection terminal being electrically connected with according to line, after there is lighting exception, it can be examined by first detection terminal and second
Survey terminal fast and easily to parse the data-signal in pieces of data line and scan line and scanning signal, lift liquid crystal
The detection of showing device and analysis efficiency.The present invention also provides a kind of liquid crystal display device detection method, can be fast and easily right
Data-signal and scanning signal on pieces of data line and scan line are parsed, and lift the detection and analysis of liquid crystal display device
Efficiency.
Brief description of the drawings
In order to be further understood that the feature of the present invention and technology contents, refer to below in connection with the detailed of the present invention
Illustrate and accompanying drawing, however accompanying drawing only provide with reference to and explanation use, be not used for being any limitation as the present invention.
In accompanying drawing,
Fig. 1 is the structure chart of the first embodiment of the liquid crystal display device of the present invention；
Fig. 2 is the structure chart of the second embodiment of the liquid crystal display device of the present invention；
Fig. 3 is the flow chart of the detection method of the liquid crystal display device of the present invention.
Embodiment
Further to illustrate the technological means and its effect of the invention taken, below in conjunction with being preferable to carry out for the present invention
Example and its accompanying drawing are described in detail.
Refer to Fig. 1 and Fig. 2, a kind of liquid crystal display device of offer of the invention, including：Substrate 1, located at the substrate 1
On a plurality of parallel interval arrangement scan line 2, on the substrate 1 a plurality of parallel interval arrangement and with the scan line
2 vertical data wires 3, the scanning signal input module 4 being electrically connected with the first end of the multi-strip scanning line 2, with it is described
Data-signal input module 5 that the first end of a plurality of data lines 3 is electrically connected with, on the substrate 1 with it is described a plurality of
Multiple first detection terminals 6 that second end of scan line 2 is electrically connected and on the substrate 1 with it is described a plurality of
Multiple second detection terminals 7 that second end of data wire 3 is electrically connected.
Namely the second end of each scan line 2 is electrically connected with one first inspection in the liquid crystal display device of the present invention
Survey terminal 6, the second end of each data wire 3 are electrically connected with second detection terminal 7, and different scan lines 2 connects
The first different detection terminals 6 is connect, different data wires 3 connects the second different detection terminals 7.
Specifically, as shown in figure 1, in the first embodiment of the present invention, the scanning signal input module 4 includes：Sweep
Retouch drive integrated circult (Integrated Circuit, IC) 41 and the encapsulation turntable driving IC41 the first chip on film
(Chip On Film, COF) 42, the first end of the multi-strip scanning line 2 are swept by first chip on film 42 with described
Driving IC41 is retouched to be electrically connected with.
Specifically, as shown in figure 1, in the first embodiment of the present invention, the data-signal input module 5 includes：Number
It is equal according to driving IC51 and the encapsulation data-driven IC51 the second chip on film 52, the first end of a plurality of data lines 3
It is electrically connected with by second chip on film 52 and the data-driven IC51.
Specifically, as shown in Fig. 2 Fig. 2 is the second embodiment of the present invention, the area of the second embodiment and first embodiment
It is not, the second embodiment is using array basic row driving (Gate drive on Aarry, GOA) circuit substitution first
Turntable driving IC and the first COF in embodiment, namely scanning signal input module 4 wraps described in the second embodiment of the present invention
Include：GOA circuits 40 on the substrate 1, the first end of the multi-strip scanning line 2 electrically connect with the GOA circuits 40
Connect, further the GOA circuits 40 are formed at the non-display area of the substrate 1.
Specifically, as depicted in figs. 1 and 2, the scanning signal input module 4 is located at the side of the substrate 1, the number
It is located at the substrate 1 opposite side adjacent with the side where the scanning signal input module 4 according to signal input module 5, it is excellent
Selection of land, the scanning signal input module 4 are located at the upside of the substrate 1, and the data-signal input module 5 is located at the base
The left side adjacent with the side where the scanning signal input module 4 of plate 1.
It should be noted that the liquid crystal display device of the present invention, can be by detection device to each after there is lighting exception
Data-signal and scanning signal on data line and scan line are parsed, the reason for find lighting exception, concrete operations
Method is：First, the detection device and the detection terminal 7 of the first detection terminal 6 and second are electrically connected with, then by institute
Scanning signal input module 4 and the data-signal input module 5 are stated respectively to the scan line 2 and the input scanning of data wire 3
Signal and data-signal, the detection device receives the scanning via the detection terminal 7 of the first detection terminal 6 and second to be believed
Number and data-signal, and according to the scanning signal and data-signal that receive judge liquid crystal display device signal transmission whether there is
Abnormal conditions.
Further, the abnormal conditions of the liquid crystal display device signal transmission can include：Broken data wire, scan line
Broken string, data-signal distortion and situations such as scanning signal distortion, during specific embodiment, when detection device is from a certain first test side
On son 6 when not receiving scanning signal, then can determine that be likely to occur with the scan line of the electric connection of first detection terminal 6 it is disconnected
Line, when detection device does not receive data-signal from a certain second detection terminal 7, then it can determine that and second detection terminal
The data wire of 7 electric connection is likely to occur broken string, when the scanning letter that detection device receives from a certain first detection terminal 6
Number with default scanning signal it is inconsistent when, then can determine that input to scan line with the electric connection of first detection terminal 6
On scanning signal there is distortion, when the data-signal that detection device receives from a certain second detection terminal 7 with it is default
When data-signal is inconsistent, then it can determine that input is believed to the data on the data wire of the electric connection of second detection terminal 7
Number there is distortion, by detection device via the detection terminal 7 of the first detection terminal 6 and second receive the scanning signal and
Data-signal, quickly and easily the data-signal in pieces of data line and scan line and scanning signal can be parsed, carried
Rise detection and the analysis efficiency of liquid crystal display device.
Referring to Fig. 3, the present invention also provides a kind of detection method of liquid crystal display device, comprise the following steps：
Step S1, one liquid crystal display device is provided, including：Substrate 1, a plurality of parallel interval row on the substrate 1
The scan line 2 of row, on the substrate 1 a plurality of parallel interval arrangement and the data wire 3 vertical with the scan line 2, with
The scanning signal input module 4 and the first of a plurality of data lines 3 that the first end of the multi-strip scanning line 2 is electrically connected with
Hold the data-signal input module 5 being electrically connected with, the second end point with the multi-strip scanning line 2 on the substrate 1
Multiple first detection terminals 6 not being electrically connected with and the second end point with a plurality of data lines 3 on the substrate 1
Multiple second detection terminals 7 not being electrically connected with.
Specifically, as shown in figure 1, in the first embodiment of the present invention, the scanning signal input module 4 includes：Sweep
Retouch drive integrated circult (Integrated Circuit, IC) 41 and the encapsulation turntable driving IC41 the first chip on film
(Chip On Film, COF) 42, the first end of the multi-strip scanning line 2 are swept by first chip on film 42 with described
Driving IC41 is retouched to be electrically connected with.
Specifically, as shown in figure 1, in the first embodiment of the present invention, the data-signal input module 5 includes：Number
It is equal according to driving IC51 and the encapsulation data-driven IC51 the second chip on film 52, the first end of a plurality of data lines 3
It is electrically connected with by second chip on film 52 and the data-driven IC51.
Specifically, as shown in Fig. 2 Fig. 2 is the second embodiment of the present invention, the area of the second embodiment and first embodiment
It is not, the second embodiment is using array basic row driving (Gate drive on Aarry, GOA) circuit substitution first
Turntable driving IC and the first COF in embodiment, namely scanning signal input module 4 wraps described in the second embodiment of the present invention
Include：GOA circuits 40 on the substrate 1, the first end of the multi-strip scanning line 2 electrically connect with the GOA circuits 40
Connect, further the GOA circuits 40 are formed at the non-display area of the substrate 1.
Specifically, as depicted in figs. 1 and 2, the scanning signal input module 4 is located at the side of the substrate 1, the number
It is located at the substrate 1 opposite side adjacent with the side where the scanning signal input module 4 according to signal input module 5, it is excellent
Selection of land, the scanning signal input module 4 are located at the upside of the substrate 1, and the data-signal input module 5 is located at the base
The left side adjacent with the side where the scanning signal input module 4 of plate 1.
Step S2, a detection device is provided, by the detection device and the detection terminal of the first detection terminal 6 and second
7 are electrically connected with；
Step S3, described scanning signal input module 4 and the data-signal input module 5 are respectively to the scan line 2
Scanning signal and data-signal are inputted with data wire 3, the detection device is via the test side of the first detection terminal 6 and second
Son 7 receives the scanning signal and data-signal, and judges that liquid crystal display fills according to the scanning signal and data-signal that receive
Confidence number transmission whether there is abnormal conditions.
It should be noted that the abnormal conditions of the liquid crystal display device signal transmission can include：Broken data wire, sweep
Line broken string, data-signal distortion are retouched and situations such as scanning signal distortion, during specific embodiment, when detection device is from a certain first inspection
When not receiving scanning signal on survey terminal 6, then can determine that may go out with the scan line of the electric connection of first detection terminal 6
Now break, when detection device does not receive data-signal from a certain second detection terminal 7, then can determine that and second detection
The data wire of the electric connection of terminal 7 is likely to occur broken string, when what detection device received from a certain first detection terminal 6 sweeps
Retouch signal and default scanning signal it is inconsistent when, then can determine that input is swept to the electric connection of first detection terminal 6
There is distortion in the scanning signal retouched on line, when the data-signal that detection device receives from a certain second detection terminal 7 and in advance
If data-signal it is inconsistent when, then can determine that input to the number on the data wire of the electric connection of second detection terminal 7
It is believed that number there is distortion, receiving the scanning via the detection terminal 7 of the first detection terminal 6 and second by detection device believes
Number and data-signal, quickly and easily the data-signal in pieces of data line and scan line and scanning signal can be solved
Analysis, lift detection and the analysis efficiency of liquid crystal display device.
In summary, the present invention provides a kind of liquid crystal display device, including：It is substrate, a plurality of flat on the substrate
The scan line of between-line spacing arrangement, a plurality of parallel interval arrangement on the substrate and the data vertical with the scan line
Line, the scanning signal input module being electrically connected with the first end of the multi-strip scanning line, the with a plurality of data lines
Data-signal input module that one end is electrically connected with, multiple the be electrically connected with the second end of the multi-strip scanning line
One detection terminal and multiple second detection terminals being electrically connected with the second end of a plurality of data lines, by sweeping
Retouch line and data the second end set respectively the first detection terminal for being electrically connected with the scan line and with data wire electricity
Property connection the second detection terminal, after there is lighting exception, first detection terminal and the second detection terminal can be passed through
Fast and easily the data-signal in pieces of data line and scan line and scanning signal are parsed, lift liquid crystal display device
Detection and analysis efficiency.The present invention also provides a kind of liquid crystal display device detection method, can be fast and easily to each bar number
Parsed according to the data-signal on line and scan line and scanning signal, lift detection and the analysis efficiency of liquid crystal display device.
It is described above, for the person of ordinary skill of the art, can be with technique according to the invention scheme and technology
Other various corresponding changes and deformation are made in design, and all these changes and deformation should all belong to the claims in the present invention
Protection domain.
Claims (10)
- A kind of 1. liquid crystal display device, it is characterised in that including：Substrate (1), a plurality of parallel on the substrate (1) Scan line (2) every arrangement, a plurality of parallel interval on the substrate (1) arrangement and it is vertical with the scan line (2) Data wire (3), the scanning signal input module (4) being electrically connected with the first end of the multi-strip scanning line (2), with it is described more Data-signal input module (5) that the first end of data line (3) is electrically connected with, on the substrate (1) with it is described Multiple first detection terminals (6) that second end of multi-strip scanning line (2) is electrically connected and on the substrate (1) Multiple second detection terminals (7) being electrically connected with the second end of a plurality of data lines (3).
- 2. liquid crystal display device as claimed in claim 1, it is characterised in that the scanning signal input module (4) includes：Sweep The first chip on film (42) of driving IC (41) and the encapsulation turntable driving IC (41) is retouched, the multi-strip scanning line (2) First end is electrically connected with by first chip on film (42) and the turntable driving IC (41).
- 3. liquid crystal display device as claimed in claim 1, it is characterised in that the data-signal input module (5) includes：Number According to driving IC (51) and the second chip on film (52) of the encapsulation data-driven IC (51), a plurality of data lines (3) First end is electrically connected with by second chip on film (52) and the data-driven IC (51).
- 4. liquid crystal display device as claimed in claim 1, it is characterised in that the scanning signal input module (4) includes：If It is electrical with the GOA circuits (40) in the GOA circuits (40) on the substrate (1), the first end of the multi-strip scanning line (2) Connection.
- 5. liquid crystal display device as claimed in claim 1, it is characterised in that the scanning signal input module (4) is located at institute The side of substrate (1) is stated, the data-signal input module (5) is located at the substrate (1) and the scanning signal input module (4) the adjacent opposite side in side where.
- 6. a kind of detection method of liquid crystal display device, it is characterised in that comprise the following steps：Step S1, one liquid crystal display device is provided, including：Substrate (1), a plurality of parallel interval row on the substrate (1) The scan line (2) of row, a plurality of parallel interval arrangement on the substrate (1) and the data vertical with the scan line (2) The scanning signal input module (4) and a plurality of number that the first end of line (3) and the multi-strip scanning line (2) is electrically connected with The data-signal input module (5) that is electrically connected with according to the first end of line (3), on the substrate (1) with it is described a plurality of Multiple first detection terminals (6) that second end of scan line (2) is electrically connected and on the substrate (1) with institute State multiple second detection terminals (7) that the second end of a plurality of data lines (3) is electrically connected；Step S2, a detection device is provided, by the detection device and first detection terminal (6) and the second detection terminal (7) it is electrically connected with；Step S3, described scanning signal input module (4) and the data-signal input module (5) are respectively to the scan line (2) and data wire (3) input scanning signal and data-signal, the detection device is via first detection terminal (6) and the Two detection terminals (7) receive the scanning signal and data-signal, and are judged according to the scanning signal and data-signal received The transmission of liquid crystal display device signal whether there is abnormal conditions.
- 7. the detection method of liquid crystal display device as claimed in claim 6, it is characterised in that the scanning signal input module (4) include：Turntable driving IC (41) and the first chip on film (42) of the encapsulation turntable driving IC (41), it is described a plurality of to sweep The first end for retouching line (2) is electrically connected with by first chip on film (42) and the turntable driving IC (41).
- 8. the detection method of liquid crystal display device as claimed in claim 6, it is characterised in that the data-signal input module (5) include：Data-driven IC (51) and the second chip on film (52) of the encapsulation data-driven IC (51), a plurality of number It is electrically connected with according to the first end of line (3) by second chip on film (52) and the data-driven IC (51).
- 9. the detection method of liquid crystal display device as claimed in claim 6, it is characterised in that the scanning signal input module (4) include：GOA circuits (40) on the substrate (1), the first end of the multi-strip scanning line (2) are electric with the GOA Road (40) is electrically connected with.
- 10. the detection method of liquid crystal display device as claimed in claim 6, it is characterised in that the scanning signal inputs mould Block (4) is located at the side of the substrate (1), and the data-signal input module (5) is located at the substrate (1) and believed with the scanning The adjacent opposite side in side where number input module (4).
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| CN201711209146.7A CN107797355A (en) | 2017-11-27 | 2017-11-27 | Liquid crystal display device and its detection method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108983461A (en) * | 2018-08-22 | 2018-12-11 | 惠科股份有限公司 | array substrate and liquid crystal module |
| CN109031723A (en) * | 2018-08-22 | 2018-12-18 | 惠科股份有限公司 | Array substrate, liquid crystal module and liquid crystal display |
| CN110428760A (en) * | 2019-06-27 | 2019-11-08 | 重庆惠科金渝光电科技有限公司 | A kind of display panel test method, display panel and display device |
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