CN106652863A - Detection circuit - Google Patents
Detection circuit Download PDFInfo
- Publication number
- CN106652863A CN106652863A CN201710096246.7A CN201710096246A CN106652863A CN 106652863 A CN106652863 A CN 106652863A CN 201710096246 A CN201710096246 A CN 201710096246A CN 106652863 A CN106652863 A CN 106652863A
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- China
- Prior art keywords
- line group
- detection
- detection line
- orientation
- input
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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 invention provides a detection circuit. The detection circuit comprises a first detection line group, a second detection line group, an alignment line group and a control module, wherein the first detection line group comprises a plurality of main detection lines, and the first detection line group is connected with a display panel; the second detection line group comprises a plurality of secondary detection lines, and the second detection line group and the first detection line group are arranged relatively; the second detection line group is connected with the display panel; the alignment line group comprises a plurality of alignment lines, and the alignment line group is connected with the first detection line group and the second detection line group respectively; and the control module is used for disconnecting the first detection line group and the second detection line group when the display panel is detected. According to the detection circuit provided by the invention, the defective detection rate of the display panel can be improved, and the display effect is improved.
Description
【Technical field】
The present invention relates to display technology field, more particularly to a kind of detection circuit.
【Background technology】
The macromolecule that HVA alignment techniques are mainly used in liquid crystal is polymerized under the collective effect of ultraviolet light and electric field, right
Liquid crystal realizes automatic orientation.Its process of alignment：(become light to mix a certain proportion of high-purity reactive liquid crystals in VA liquid crystal first
Property monomer, the liquid crystal core of the existing common liquid crystals molecule of this kind of liquid crystal, and in end with one or more acrylic bases etc
Luminous energy base can be reacted)；Subsequently an additional voltage between upper and lower base plate, makes liquid crystal molecule produce a pretilt angle；With laggard
From after the irradiation of array base palte side, reactive liquid crystals aggregate into macromolecule network and attract top layer ultraviolet light in row particular range of wavelengths
Liquid crystal molecule form fixed tilt angle.Therefore, HVA alignment techniques are while ultraviolet light liquid crystal panel, in addition it is also necessary to
Apply certain voltage.
Array test is that array base palte is input into detection signal by detection board to substrate, then is conducted into panel
Portion, with detection panel bad phenomenon is whether there is, such as whether the interior circuit of panel is short-circuit or breaking.
The detection circuit of existing design can carry out single drive detection of display floater and double drive is detected, i.e. the bilateral detection of panel
Circuit thus can reduce bad loss respectively from both sides input test signal；However, the signal of HVA solidifications is then
Monolateral can only be input into, because the load of large size panel is generally large, be likely to result in the delay difference of panel both sides input signal
It is different larger, and cause solidification effect inconsistent, ultimately cause Display panel bad.
Therefore, it is necessary to a kind of detection circuit is provided, to solve the problems of prior art.
【The content of the invention】
It is an object of the invention to provide a kind of detection circuit, it is possible to increase the bad recall rate of panel.
To solve above-mentioned technical problem, the present invention provides a kind of detection circuit, and it includes：
First detection line group, including a plurality of main detection line, the first detection line group is connected with display floater；
Second detection line group, including a plurality of secondary detection line, the second detection line group is relative with the first detection line group
Arrange；The second detection line group is connected with the display floater；
Orientation line group, including a plurality of orientation line, the orientation line group respectively with the first detection line group and described second
Detection line group connects；
Control module, for when detecting to the display floater so that the first detection line group and described
Two detection line groups are disconnected.
In the detection circuit of the present invention, the first detection line group and the second detection line group are all used to show to described
Show panel input test signal, the test signal of the first detection line group input and the test of the second detection line group input
Signal is separate.
In the detection circuit of the present invention, the control module is additionally operable to, when orientation is carried out to the display floater, make
Obtain the first detection line group and the second detection line group is connected by the orientation line group.
In the detection circuit of the present invention, the first detection line group and the second detection line group are all used to match somebody with somebody described
Display floater described in the orientation signal input being input into line group, the orientation signal and described second of the first detection line group input
The orientation signal of detection line group input is identical.
In the detection circuit of the present invention, secondary detection line described in main detection line and described in the orientation line correspondence one, institute
Orientation line is stated with corresponding main detection line and corresponding secondary detection line connection；
The control module includes multiple control units, and described control unit is corresponded with the orientation line；The control
Unit processed and corresponding bridge joint orientation line connection, the bridge joint orientation line is to be connected to the main detection line and the secondary detection line
Between orientation line.
In the detection circuit of the present invention, described control unit is used for when detecting to the display floater so that
The bridge joint orientation line disconnects.
In the detection circuit of the present invention, described control unit includes control end, input, output end；
The control end is used to be input into control signal, and the input connects with one end of the corresponding bridge joint orientation line
Connect, the output end connects with the other end of the corresponding bridge joint orientation line.
In the detection circuit of the present invention, described control unit includes switch element.
In the detection circuit of the present invention, the first detection line group and the second detection line group are all arranged in the first direction
Row, the orientation line group is arranged in a second direction.
In the detection circuit of the present invention, the first detection line group is used to detect the first drive circuit, described
Second detection line group is used to detect the second drive circuit, wherein first drive circuit and second drive circuit
Respectively positioned at the opposite side of display floater.
The detection circuit of the present invention, increases control module, so as to then both can be real on the basis of existing detection circuit
Now to the bilateral solidification of display floater, the monolateral or bilateral detection to display floater can be simultaneously realized again；It is aobvious so as to improve
Show the bad recall rate of panel, and then improve display effect.
【Description of the drawings】
Fig. 1 is a structural representation of the detection circuit in the display floater of the present invention.
Fig. 2 is another structural representation of the detection circuit in the display floater of the present invention.
【Specific embodiment】
The explanation of following embodiment is the particular implementation implemented to illustrate the present invention may be used to reference to additional schema
Example.The direction term that the present invention is previously mentioned, for example " on ", D score, "front", "rear", "left", "right", " interior ", " outward ", " side "
Deng being only the direction with reference to annexed drawings.Therefore, the direction term for using is to illustrate and understand the present invention, and is not used to
Limit the present invention.In figure, the similar unit of structure is represented with identical label.
Fig. 1 is refer to, Fig. 1 is a structural representation of the detection circuit in display floater of the present invention.
As shown in figure 1, detection circuit includes the first detection line group 11, the second detection line group 12 and orientation line group 13, its
Middle orientation line group 13 is connected 12 with the first detection line group 11 and the second detection line group.
First detection line group 11 and the second detection line group 12 all be used for display floater 14 is detected, the display floater bag
Two GOA circuits 15 are included, orientation line group 13 is used to carry out orientation process to display floater 14.
Because orientation line group 13 is connected with the first detection line group 11 and the second detection line group 12, therefore, in process of alignment,
Two-way orientation can be carried out from left and right sides counter plate.
Above-mentioned detection circuit, it is possible to achieve the bilateral solidification to display floater；Be not in show uneven phenomenon.So
And, when the detection of display floater is carried out, bilateral detection can only be carried out, so as to the leakage of the bad circuit of horizontal direction can be easily caused
Inspection.
Fig. 2 is refer to, Fig. 2 is another structural representation of the detection circuit in display floater of the present invention.
As shown in Fig. 2 the detection circuit of the present invention includes the first detection line group 11, the second detection line group 12, orientation line group
13 and control module 20.
The first detection line group 11 is connected with display floater 14；The first detection line group 11 includes a plurality of main detection line L1 extremely
L4.The first detection line group 11 is used to be input into the test signal in the external world to the display floater 14.
The second detection line group 12 is connected with the display floater 14；Second detection line group 12 includes a plurality of secondary detection line
R1 to R4, the second detection line group 12 is oppositely arranged with the first detection line group 11.The second detection line group 12 is used for
The test signal in the external world is input into the display floater 14.
The orientation line group 13 include a plurality of orientation line H1 to H4, the orientation line group 13 respectively with the first detection line group
11 and the second detection line group 12 connect；Orientation line H1 to H4 is used to be input into the orientation signal in the external world.Every orientation line pair
Secondary detection line described in main detection line and described in, the orientation line is answered to connect with corresponding main detection line and corresponding secondary detection line
Connect.
Such as orientation line H1 is connected with main detection line L1 and secondary detection line R1.Orientation line H2 and main detection line L2 and secondary detection
Line R2 connects.Orientation line H3 is connected with main detection line L3 and secondary detection line R3.Orientation line H4 and main detection line L4 and secondary detection line
R4 connects.
In one embodiment, the first detection line group 11 and the second detection line group 12 all in the first direction (
That is vertical direction) arrangement, the orientation line group 13 (namely horizontal direction) arrangement in a second direction.
The control module 20 is used for when detecting to the display floater 14 so that the He of the first detection line group 11
The second detection line group 12 is disconnected, namely causes orientation line group 13 with the first detection line group 11 and second inspection
Connection between survey line group 12 disconnects.Orientation line between first detection line group 11 and the second detection line group 12 disconnects, so that
The first detection line group 11 input test signal and the second detection line group 12 input test signal it is separate.
Namely when one of detection line group is input into extraneous test signal, during the second detection line group will not be transferred to,
So as to realize the monolateral detection to display floater.In addition it is also possible to while to the two detection groups input detection signal, with
Realize the bilateral detection to display floater.
In one embodiment, when orientation is carried out to the display floater 14, the control module 20 be additionally operable to so that
The first detection line group 11 and the second detection line group 12 connect, namely cause orientation line group 13 and first detection line
Connection is maintained between group 11 and the second detection line group 12.
Now, connected by orientation line between the first detection line group 11 and the second detection line group 12, so that orientation line
The orientation signal of input is transferred to the first detection line group 11 and the second detection line group 12 simultaneously, afterwards first inspection
Survey line group 11 and the second detection line group 12 are again by display floater 14 described in orientation signal input.Namely first detection line
The orientation signal of the input of group 11 is identical with the orientation signal that the second detection line group 12 is input into.Carry out so as to counter plate double
Side orientation, it is to avoid the uneven phenomenon of orientation occur.
The control module 20 includes multiple control units, and in one embodiment, described control unit includes switch unit
Part.The switch element can be the elements such as triode, switch.So that switch element is as triode as an example, each control unit T1-T4
One orientation line of correspondence；Namely orientation line H1-H4 corresponds to respectively control unit T1-T4.
Each control unit and corresponding bridge joint orientation line connection, the bridge joint orientation line is to be connected to the main detection line
And the orientation line between the secondary detection line.Such as control unit T1 and it is connected between main detection line L1 and secondary detection line R1
Orientation line H1 connects, namely is connected to the orientation line H1 between main detection line L1 and secondary detection line R1 for bridge joint orientation line.
Each triode includes control end, input, output end；Such as triode T1 includes control end 22, input 23
And output end 24, wherein the control end 22 is used to be input into the control signal in the external world, the control signal can be by control unit
21 provide.Namely the control end of each triode is connected with the output end of control unit 21.Generally control unit 21 is input
End (pad), and when panel test is carried out, the input is input into the low-potential signal in the external world or directly vacantly (does not give
Signal).Now, each triode is closed, and the detection signal that panel both sides feed mutually is not turned on, then can distinguish monolateral detection and
Bilateral detection, improves bad recall rate and repair rate and reduces the production cost of product.The input 23 is described with corresponding
One end connection of bridge joint orientation line, the output end 24 connects with the other end of the corresponding bridge joint orientation line.
Specifically, the one end positioned at the bridge joint orientation line in left side is connected with main detection line L1, and the other end connects with input 23
Connect, the one end positioned at the bridge joint orientation line on right side is connected with secondary detection line R1, and the other end is connected with output end 24.It is appreciated that
, the connected mode of remaining control unit is similar.
When orientation is carried out to display floater, the level of control signal is high potential so that each control unit closure,
I.e. so that maintaining connection status between orientation line and corresponding main detection line and secondary detection line, so as to work as orientation line input orientation letter
Number when, the first detection line group and the second detection line group by the both sides of orientation signal transmission to display floater, namely can be realized double
Side solidifies, so as to avoid the occurrence of the phenomenon of inequality.
And when detecting to display floater, the level of control signal is electronegative potential.So that each control unit disconnects,
Namely cause to be no longer on connection status between orientation line and corresponding main detection line and secondary detection line, namely cause the bridge joint
Orientation line disconnects.When detection line group is input into detection signal, the detection signal of display floater both sides input is mutually not turned on, therefore can
To carry out monolateral detection and bilateral detection to display floater, so as to reduce bad loss.
It should be understood that monolateral detection and bilateral detection can also be realized to GOA circuits, the both sides point of the display floater 14
It is not provided with the first drive circuit 151 and the second drive circuit 152.
The first detection line group 11 is used to detect the first drive circuit 151 that the second detection line group 12 to be used
In detecting to the second drive circuit 152.It should be understood that the drive circuit is GOA circuits.
The detection circuit of the present invention, increases control module, so as to then both can be real on the basis of existing detection circuit
Now to the bilateral solidification of display floater, the monolateral or bilateral detection to display floater can be simultaneously realized again；It is aobvious so as to improve
Show the bad recall rate of panel, and then improve display effect.
In sum, although the present invention it is disclosed above with preferred embodiment, but above preferred embodiment and be not used to limit
The system present invention, one of ordinary skill in the art without departing from the spirit and scope of the present invention, can make various changes and profit
Adorn, therefore protection scope of the present invention is defined by the scope that claim is defined.
Claims (10)
1. it is a kind of to detect circuit, it is characterised in that to include：
First detection line group, including a plurality of main detection line, the first detection line group is connected with display floater；
Second detection line group, including a plurality of secondary detection line, the second detection line group is oppositely arranged with the first detection line group；
The second detection line group is connected with the display floater；
Orientation line group, including a plurality of orientation line, the orientation line group is detected respectively with the first detection line group and described second
Line group connects；
Control module, for when detecting to the display floater so that the first detection line group and second inspection
Survey line group is disconnected.
2. detection circuit according to claim 1, it is characterised in that
The first detection line group and the second detection line group are all used for the display floater input test signal, and described the
The test signal of one detection line group input and the test signal of the second detection line group input are separate.
3. detection circuit according to claim 1, it is characterised in that the control module, is additionally operable to the display
When panel carries out orientation so that the first detection line group and the second detection line group are connected by the orientation line group.
4. detection circuit according to claim 3, it is characterised in that
The first detection line group and the second detection line group are all used for the orientation signal input for being input into the orientation line group
The display floater, the orientation signal of the first detection line group input and the orientation signal phase of the second detection line group input
Together.
5. detection circuit according to claim 1, it is characterised in that
Secondary detection line described in main detection line and described in orientation line correspondence one, the orientation line and corresponding main detection line and
Corresponding secondary detection line connection；
The control module includes multiple control units, and described control unit is corresponded with the orientation line；The control is single
First to connect with corresponding bridge joint orientation line, the bridge joint orientation line is to be connected between the main detection line and the secondary detection line
Orientation line.
6. detection circuit according to claim 5, it is characterised in that
Described control unit is used for when detecting to the display floater so that the bridge joint orientation line disconnects.
7. detection circuit according to claim 6, it is characterised in that
Described control unit includes control end, input, output end；
The control end is used to be input into control signal, and the input connects with one end of the corresponding bridge joint orientation line, institute
State the other end connection of output end and the corresponding bridge joint orientation line.
8. detection circuit according to claim 1, it is characterised in that described control unit includes switch element.
9. detection circuit according to claim 1, it is characterised in that
The first detection line group and the second detection line group are all arranged in the first direction, and the orientation line group is in a second direction
Arrangement.
10. detection circuit according to claim 1, it is characterised in that
The first detection line group is used to detect the first drive circuit that the second detection line group to be used to be driven to second
Circuit is detected, wherein first drive circuit and second drive circuit are respectively positioned at the opposite side of display floater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710096246.7A CN106652863B (en) | 2017-02-22 | 2017-02-22 | Detection circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710096246.7A CN106652863B (en) | 2017-02-22 | 2017-02-22 | Detection circuit |
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| Publication Number | Publication Date |
|---|---|
| CN106652863A true CN106652863A (en) | 2017-05-10 |
| CN106652863B CN106652863B (en) | 2020-10-13 |
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ID=58845949
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710096246.7A Active CN106652863B (en) | 2017-02-22 | 2017-02-22 | Detection circuit |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108010475A (en) * | 2017-11-24 | 2018-05-08 | 深圳市华星光电技术有限公司 | A kind of display panel |
| CN108053788A (en) * | 2018-01-02 | 2018-05-18 | 京东方科技集团股份有限公司 | A kind of display panel, display device and test method |
| CN108109566A (en) * | 2017-12-26 | 2018-06-01 | 深圳市华星光电技术有限公司 | A kind of detection circuit and display panel |
| CN108766328A (en) * | 2018-05-17 | 2018-11-06 | 友达光电（苏州）有限公司 | detection circuit and detection method |
| CN109637405A (en) * | 2018-12-05 | 2019-04-16 | 惠科股份有限公司 | Test method, device and the storage medium of array substrate |
| CN111354296A (en) * | 2020-04-16 | 2020-06-30 | 京东方科技集团股份有限公司 | Display panel and display device |
| WO2020232759A1 (en) * | 2019-05-17 | 2020-11-26 | 深圳市华星光电半导体显示技术有限公司 | Liquid crystal display and driving integrated circuit |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005003917A (en) * | 2003-06-11 | 2005-01-06 | Toshiba Matsushita Display Technology Co Ltd | Array substrate and method for inspecting array substrate |
| CN102621721A (en) * | 2012-04-10 | 2012-08-01 | 深圳市华星光电技术有限公司 | Liquid crystal panel, liquid crystal module and method for clarifying reasons resulting in poor screen images thereof |
| CN102759830A (en) * | 2012-07-10 | 2012-10-31 | 深圳市华星光电技术有限公司 | Array substrate |
| CN103077674A (en) * | 2013-01-29 | 2013-05-01 | 深圳市华星光电技术有限公司 | Wire breakage detection circuit and method for liquid crystal display |
| CN103995370A (en) * | 2014-05-29 | 2014-08-20 | 深圳市华星光电技术有限公司 | Wiring device of detecting terminals and liquid crystal display |
| CN105549270A (en) * | 2016-02-23 | 2016-05-04 | 深圳市华星光电技术有限公司 | Liquid crystal light alignment circuit and liquid crystal panel |
| CN105842897A (en) * | 2016-05-30 | 2016-08-10 | 深圳市华星光电技术有限公司 | Liquid crystal display mother board and orientation method thereof |
| CN106157858A (en) * | 2016-08-31 | 2016-11-23 | 深圳市华星光电技术有限公司 | The test circuit of the gate driver circuit of display panels and method of work thereof |
| CN106526918A (en) * | 2016-12-16 | 2017-03-22 | 惠科股份有限公司 | Display substrate and testing method thereof |
-
2017
- 2017-02-22 CN CN201710096246.7A patent/CN106652863B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005003917A (en) * | 2003-06-11 | 2005-01-06 | Toshiba Matsushita Display Technology Co Ltd | Array substrate and method for inspecting array substrate |
| CN102621721A (en) * | 2012-04-10 | 2012-08-01 | 深圳市华星光电技术有限公司 | Liquid crystal panel, liquid crystal module and method for clarifying reasons resulting in poor screen images thereof |
| CN102759830A (en) * | 2012-07-10 | 2012-10-31 | 深圳市华星光电技术有限公司 | Array substrate |
| CN103077674A (en) * | 2013-01-29 | 2013-05-01 | 深圳市华星光电技术有限公司 | Wire breakage detection circuit and method for liquid crystal display |
| CN103995370A (en) * | 2014-05-29 | 2014-08-20 | 深圳市华星光电技术有限公司 | Wiring device of detecting terminals and liquid crystal display |
| CN105549270A (en) * | 2016-02-23 | 2016-05-04 | 深圳市华星光电技术有限公司 | Liquid crystal light alignment circuit and liquid crystal panel |
| CN105842897A (en) * | 2016-05-30 | 2016-08-10 | 深圳市华星光电技术有限公司 | Liquid crystal display mother board and orientation method thereof |
| CN106157858A (en) * | 2016-08-31 | 2016-11-23 | 深圳市华星光电技术有限公司 | The test circuit of the gate driver circuit of display panels and method of work thereof |
| CN106526918A (en) * | 2016-12-16 | 2017-03-22 | 惠科股份有限公司 | Display substrate and testing method thereof |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108010475A (en) * | 2017-11-24 | 2018-05-08 | 深圳市华星光电技术有限公司 | A kind of display panel |
| CN108109566A (en) * | 2017-12-26 | 2018-06-01 | 深圳市华星光电技术有限公司 | A kind of detection circuit and display panel |
| CN108053788A (en) * | 2018-01-02 | 2018-05-18 | 京东方科技集团股份有限公司 | A kind of display panel, display device and test method |
| CN108766328A (en) * | 2018-05-17 | 2018-11-06 | 友达光电（苏州）有限公司 | detection circuit and detection method |
| CN108766328B (en) * | 2018-05-17 | 2021-07-20 | 友达光电（苏州）有限公司 | Detection circuit and detection method |
| CN109637405A (en) * | 2018-12-05 | 2019-04-16 | 惠科股份有限公司 | Test method, device and the storage medium of array substrate |
| CN109637405B (en) * | 2018-12-05 | 2021-04-06 | 惠科股份有限公司 | Method and device for testing array substrate and storage medium |
| WO2020232759A1 (en) * | 2019-05-17 | 2020-11-26 | 深圳市华星光电半导体显示技术有限公司 | Liquid crystal display and driving integrated circuit |
| CN111354296A (en) * | 2020-04-16 | 2020-06-30 | 京东方科技集团股份有限公司 | Display panel and display device |
| CN111354296B (en) * | 2020-04-16 | 2023-01-24 | 京东方科技集团股份有限公司 | Display panel and display device |
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|---|---|
| CN106652863B (en) | 2020-10-13 |
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Address after: 9-2 Tangming Avenue, Guangming New District, Shenzhen City, Guangdong Province Patentee after: TCL Huaxing Photoelectric Technology Co.,Ltd. Address before: 9-2 Tangming Avenue, Guangming New District, Shenzhen City, Guangdong Province Patentee before: Shenzhen China Star Optoelectronics Technology Co.,Ltd. |