CN107507593A - Display panel, driving method thereof and display device - Google Patents
Display panel, driving method thereof and display device Download PDFInfo
- Publication number
- CN107507593A CN107507593A CN201710846584.8A CN201710846584A CN107507593A CN 107507593 A CN107507593 A CN 107507593A CN 201710846584 A CN201710846584 A CN 201710846584A CN 107507593 A CN107507593 A CN 107507593A
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- Prior art keywords
- scanning line
- horizontal scanning
- driver element
- area
- display panel
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- 238000000034 method Methods 0.000 title claims abstract description 27
- 239000000758 substrate Substances 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000003698 laser cutting Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
Classifications
-
- 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
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
- G09G3/3611—Control of matrices with row and column drivers
- G09G3/3674—Details of drivers for scan electrodes
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal Display Device Control (AREA)
Abstract
The present invention provides a display panel including: the driving circuit is arranged on two sides of the display panel and comprises at least one driving unit; and the two ends of each line scanning line are connected with the driving unit, each line scanning line is provided with an interruption area, and the driving signal stops in the interruption area. The invention also provides a driving method of the display panel and a display device. The invention can quickly determine the fault position when the driving circuit has faults by arranging the interruption region in the line scanning line.
Description
Technical field
The present invention relates to field of display devices, more particularly to a kind of display panel and its driving method and display device.
Background technology
More and more it is applied to display device with the development of technology, liquid crystal display with the improvement of living standards
On mancarried electronic aid.Existing display panel is driven based on GOA (Gate Driver on Array, the driving of array base palte row)
Flowing mode realizes that this type of drive is that gate driving circuit (Gate driver IC) directly is produced on into array (Array)
To drive horizontal scanning line (H-line) on substrate, to replace by a kind of technology of the driving chip of external silicon wafer to manufacture.But
It is that row scanning mistake also occurs in existing GOA panel in use, and because every horizontal scanning line is by two GOA circuits
Drive simultaneously, be the GOA circuits of which side actually therefore, it is difficult to judge to go wrong, brought greater inconvenience to maintenance.
The content of the invention
The main object of the present invention is to provide a kind of its driving method of display panel and display device, it is intended to reduces display surface
The maintenance difficulty of plate.
To achieve the above object, the present invention provides a kind of display panel, including：
Display base plate；
Drive circuit, the drive circuit are located at the both sides of the substrate, and the drive circuit includes at least one driving
Unit；And
A plurality of horizontal scanning line, parallel is arranged on the display base plate, each horizontal scanning line include discontinuity area and
Two scanning areas of the discontinuity area both sides are arranged at, the scanning area is connected with the drive circuit.
In addition, the present invention also provides a kind of displaying panel driving method, and applied on above-mentioned display panel, methods described bag
Include step：
Obtain driving instruction；
The driver element that each horizontal scanning line both ends are connected to according to driving instruction control sends drive signal driving
The scanning area of the horizontal scanning line.
Optionally, the step is connected to the driver element hair at each horizontal scanning line both ends according to driving instruction control
The scanning area for sending drive signal to drive the horizontal scanning line also includes afterwards：
The driving condition of the horizontal scanning line scanning area of timing acquisition every；
Judge whether each horizontal scanning line is driven normally；
When horizontal scanning line is not driven normally, the driver element being partly connected will not be driven normally with the horizontal scanning line
Labeled as mistake.
Optionally, in addition to：
When detecting the presence of the driver element for being marked as mistake, two of the horizontal scanning line not being driven normally are swept
Area is retouched in the discontinuity area of the horizontal scanning line to be connected.
Optionally, two scanning areas of the horizontal scanning line not being driven normally are connected in the discontinuity area of the horizontal scanning line and had
Body is：
The scanning area that the horizontal scanning line that this is not driven normally is located to discontinuity area both sides welds in the discontinuity area.
Optionally, in addition to：
The driver element for being marked as mistake is disconnected.
Optionally, described disconnect the driver element for being marked as mistake includes：
The connection being marked as using laser cutting between the driver element and horizontal scanning line of mistake.
In addition, the present invention also provides a kind of display device, including above-mentioned display panel.In addition, the present invention also provides one
Kind display device, including the display panel described in any of the above-described.
The display panel of the present invention includes display base plate, drive circuit and horizontal scanning line, and the drive circuit is located at described
The both sides of display panel, drive circuit, the drive circuit are located at the both sides of the substrate, and the drive circuit includes at least one
Individual driver element；And a plurality of horizontal scanning line, parallel is arranged on the display base plate, during each horizontal scanning line includes
Disconnected area and two scanning areas for being arranged at the discontinuity area both sides, the scanning area are connected with the drive circuit..The present invention's
In technical scheme, due to being provided with a discontinuity area on every horizontal scanning line, so drive signal can stop in the discontinuity area, so
Once certain driver element break down cause corresponding half bar horizontal scanning line can not be by normal scan when, can quickly really
Determine guilty culprit.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Structure according to these accompanying drawings obtains other accompanying drawings.
Fig. 1 is the structural representation of display panel embodiment of the present invention；
Fig. 2 is the another structural representation of display panel embodiment of the present invention；
Fig. 3 is the method flow diagram of the driving method first embodiment of display panel of the present invention；
Fig. 4 is the method flow diagram of the driving method second embodiment of display panel of the present invention；
Fig. 5 is the method flow diagram of the driving method 3rd embodiment of display panel of the present invention；
Fig. 6 is the method flow diagram of the driving method fourth embodiment of display panel of the present invention.
The object of the invention is realized, functional characteristics and advantage will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only the part of the embodiment of the present invention, rather than whole embodiments.This
Embodiment in invention, the every other reality that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example is applied, belongs to the scope of protection of the invention.
The present invention proposes a kind of display panel 100.
In one embodiment, the display panel 100 includes display base plate 10, is arranged at the driving electricity of the both sides of display base plate 10
Road, wherein, parallel on display base plate 10 to be provided with a plurality of horizontal scanning line 30, drive circuit includes at least one driver element.
As shown in figure 1, the scan line 30 that display base plate 100 is parallel to each other provided with a plurality of row, each horizontal scanning line 30, often
One horizontal scanning line 30 includes discontinuity area 31 and is arranged at two scanning areas 32 of the both sides of discontinuity area 31.
The both sides of the display base plate 10 are provided with drive circuit.In an embodiment, the side of display base plate 10 is set
There is the first drive circuit 21, the opposite side of display base plate 10 is provided with the second drive circuit 22, and the first drive circuit 21 is included at least
One the first driver element, the second drive circuit 22 include at least one second driver element, and display panel is provided with close row
The a plurality of horizontally disposed horizontal scanning line 30 of row, first driver element and second driver element are connected to same row
The end of the scanning area 32 of the both sides of scan line 30.
It should be appreciated that in the present embodiment, display panel 100 is to double drive display panels, in the present embodiment, being somebody's turn to do
One is provided with the horizontal scanning line 30 of display panel 100 can not be by the discontinuity area 31 of drive signal.During specifically used,
Drive signal from the first driver element or the second driver element can not be by the discontinuity area 31, therefore in practical work process
Half bar horizontal scanning line 30 is only driven equivalent to every one first driver element or the second driver element.For one side, due to display
The limitation of panel self-resistance, so when display panel is bigger, the effect of drive circuit driving horizontal scanning line 30 is poorer.This reality
Apply in example by using setting a discontinuity area 31 on horizontal scanning line 30, equivalent to shortening, every one drive circuit is actual to be driven
The length of horizontal scanning line 30.
Further, in order to balance the workload of the drive circuit of both sides in the present embodiment, by discontinuity area 31 located at row
The center of scan line 30, while the width of discontinuity area 31 set as small as possible, it should specifically be less than 1 pixel, this implementation
In example by taking 0.1 pixel as an example.If it should be appreciated that the width of the discontinuity area 31 is excessive, can cause can not among screen
Normal display.And in actual use, when the width of the discontinuity area 31 is less than 1 pixel, it can not be visually detectable, therefore can be with
The upper influence reduced to the display effect of display panel 100 to greatest extent.
Referring to Fig. 3, the present invention also proposes a kind of drive circuit driving method, applied on above-mentioned display panel 10, it is somebody's turn to do
Method includes step：
S10, obtain driving instruction；
S20, the driver element transmission driving letter for being connected to each both ends of horizontal scanning line 30 is controlled according to the driving instruction
Number drive the scanning area 32 of the horizontal scanning line 30.
In the present embodiment, after driving instruction is obtained, the first driver element corresponding to every horizontal scanning line 30 and second drives
Moving cell is by work to drive the horizontal scanning line 30.Due to being equipped with discontinuity area 31 among every horizontal scanning line 30, so actual
On equivalent to every one first driver element and the second driver element only drive half bar horizontal scanning line 30.
Further referring to Fig. 4, optionally, also include step after step S20：
S30, every horizontal scanning line of timing acquisition 30 driving condition.
S40, judge whether each horizontal scanning line 30 is driven normally.
S50, when horizontal scanning line 30 is not driven normally, part will not be driven normally with the horizontal scanning line 30 and will be connected
Driver element is labeled as mistake.
For the ease of overhauling, the driving condition of each horizontal scanning line 30 of further timing acquisition, example in the present embodiment
The driving condition of every horizontal scanning line 30 is such as obtained once every 1 millisecond, and when the scan line is not driven normally, mark should
First driver element corresponding to horizontal scanning line 30 or the second driver element are mistake, and user can pass through data-interface etc. afterwards
Form obtains the fault message of drive circuit, to fix a breakdown rapidly.
As shown in Figure 2, it should be appreciated that what is gone wrong is probably some first driver element, it is also possible to some
Second driver element.In the present embodiment so that failure occurs in some second driver element as an example, second driver element due to
Break down and can not the horizontal scanning line 30 that is attached thereto of driven, cause the display panel 100 not show normally, typically
For, show as occurring on display panel 100 one can not normal display picture horizontal line.In the present embodiment, with middle the top
Exemplified by failure occurs in second driver element corresponding to one horizontal scanning line 30, in the row scanning for detecting that this is not driven normally
During line 30, the second driver element that the half that the horizontal scanning line 30 not being driven normally with this is not driven normally is connected marks
For mistake.
As shown in figure 5, it is optional, in some embodiments, in addition to：
S60, when detect the presence of be marked as mistake driver element when, by the horizontal scanning line 30 not being driven normally
Two scanning areas 32 are connected in the discontinuity area 31 of the horizontal scanning line 30.
As shown in Fig. 2 the technical scheme of the present embodiment is incited somebody to action when detecting the second driver element that this is marked as mistake
The script of horizontal scanning line 30 is connected in two parts that discontinuity area 31 disconnects.After the horizontal scanning line 30 is connected at both ends, original is interrupted
Area 31 has been not present, therefore the drive signal from side driver element can be with driven whole piece horizontal scanning line 30, therefore
First driver element corresponding with being marked as the second wrong driver element can be with whole horizontal scanning line 30 of driven.
Optionally, the step S60 includes：
S61, the horizontal scanning line 30 for not being driven normally this are located at the part of the both sides of discontinuity area 31 in the discontinuity area 31
Welding.
As shown in Fig. 2 in order to reduce cost and simplify processing procedure, in some embodiments, directly pass through weldering
The mode connect welds the horizontal scanning line 30 not being driven normally in discontinuity area 31, it should be appreciated that due to discontinuity area
31 width is very small, and in general less than a pixel, therefore be easy to make the horizontal scanning line 30 is located at the both sides of discontinuity area 31
Two parts turned on by welding.
As shown in fig. 6, it is optional, in addition to：
S70, the driver element disconnection that mistake will be marked as.
It should be appreciated that step S70 can be performed before step S60, can also be performed after step S60,
The second driver element to be broken down in the present embodiment so that the step performs after step S60 as an example is possible to that the row can be swept
Retouch line 30 and produce harmful effect, cause whole piece horizontal scanning line 30 not to be driven normally, therefore, in order to exclude the failure
The influence that second driver element may be brought to horizontal scanning line 30, further it is directly disconnected from the circuit in the present embodiment,
Such as disconnect its power supply or by destroying the modes such as its internal circuit.
Optionally, the step S70 includes：
S71, utilize the connection between the laser cutting driver element and the horizontal scanning line 30 not being driven normally.
As shown in Fig. 2 in some embodiments, in order to prevent the first driver element of the appearance mistake from being swept to row
The interference of line 30 is retouched, the connection between first driver element and horizontal scanning line 30 is cut off using laser, makes its short circuit, prevents
It produces interference to horizontal scanning line 30, easy to operate, also allows for controlling, and finds that failure can pass through during to Product checking
This mode excludes, and is advantageous to improve yields.
Display device can be liquid crystal display, OLED display or other display devices.Concrete application can be computer
Display, television display or mobile phone display screen etc..Because the present embodiment applies whole technical schemes of above-described embodiment,
Therefore at least there are whole technique effects of above-described embodiment, no longer repeat one by one herein.
The alternative embodiment of the present invention is these are only, is not intended to limit the scope of the invention, it is every to utilize this hair
The equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (8)
- A kind of 1. display panel, it is characterised in that including：Display base plate；Drive circuit, the drive circuit are located at the both sides of the substrate, and the drive circuit includes at least one driver element； AndA plurality of horizontal scanning line, parallel is arranged on the display base plate, and each horizontal scanning line includes discontinuity area and setting Two scanning areas in the discontinuity area both sides, the scanning area are connected with the drive circuit.
- A kind of 2. displaying panel driving method, applied on the display panel described in claim 1, it is characterised in that the side Method includes step：Obtain driving instruction；The driver element transmission drive signal that each horizontal scanning line both ends are connected to according to driving instruction control drives the row The scanning area of scan line.
- 3. displaying panel driving method as claimed in claim 2, it is characterised in that the step is according to the driving instruction control The driver element transmission drive signal that system is connected to each horizontal scanning line both ends drives the scanning area of the horizontal scanning line also to wrap afterwards Include：The driving condition of the horizontal scanning line scanning area of timing acquisition every；Judge whether each horizontal scanning line is driven normally；When horizontal scanning line is not driven normally, the driver element being partly connected mark will not be driven normally with the horizontal scanning line For mistake.
- 4. displaying panel driving method as claimed in claim 3, it is characterised in that also include：When detecting the presence of the driver element for being marked as mistake, by two scanning areas of the horizontal scanning line not being driven normally It is connected in the discontinuity area of the horizontal scanning line.
- 5. displaying panel driving method as claimed in claim 4, it is characterised in that by the horizontal scanning line not being driven normally Two scanning areas are connected in the discontinuity area of the horizontal scanning line：The scanning area that the horizontal scanning line that this is not driven normally is located to discontinuity area both sides welds in the discontinuity area.
- 6. the displaying panel driving method as described in claim any one of 5-7, it is characterised in that also include：The driver element for being marked as mistake is disconnected.
- 7. displaying panel driving method as claimed in claim 8, it is characterised in that the driving list that mistake will be marked as Member, which disconnects, to be included：The connection being marked as using laser cutting between the driver element and horizontal scanning line of mistake.
- 8. a kind of display device, it is characterised in that including the display panel described in claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710846584.8A CN107507593B (en) | 2017-09-15 | 2017-09-15 | Display panel, driving method thereof and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710846584.8A CN107507593B (en) | 2017-09-15 | 2017-09-15 | Display panel, driving method thereof and display device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107507593A true CN107507593A (en) | 2017-12-22 |
| CN107507593B CN107507593B (en) | 2023-03-17 |
Family
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| CN201710846584.8A Active CN107507593B (en) | 2017-09-15 | 2017-09-15 | Display panel, driving method thereof and display device |
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Cited By (3)
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| CN109192159A (en) * | 2018-09-27 | 2019-01-11 | 惠科股份有限公司 | Display control device, display, self-checking interruption method and device |
| US10832607B2 (en) | 2018-09-27 | 2020-11-10 | HKC Corporation Limited | Display control device, display, and self-test interrupt method |
| 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 |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN107507593B (en) | 2023-03-17 |
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