CN106707596A - Display panel and display device - Google Patents
Display panel and display device Download PDFInfo
- Publication number
- CN106707596A CN106707596A CN201611198702.0A CN201611198702A CN106707596A CN 106707596 A CN106707596 A CN 106707596A CN 201611198702 A CN201611198702 A CN 201611198702A CN 106707596 A CN106707596 A CN 106707596A
- Authority
- CN
- China
- Prior art keywords
- shading
- display panel
- film transistor
- pixel
- stem portion
- 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
-
- 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
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133512—Light shielding layers, e.g. black matrix
Abstract
The invention discloses a display panel and a display device. The display device comprises a backlight module and a display panel; the backlight module and the display panel are laminated and combined into one; the display panel comprises a color film base plate, a thin film transistor array base plate and a liquid crystal layer; the color film base plate is provided with a black matrix layer, and the black matrix layer comprises a shading grid; the thin film transistor array base plate comprises a base plate, a scanning line, a data line, a pixel unit, and a public line; the pixel unit comprises a thin film transistor and a pixel electrode, wherein the thin film transistor is connected with the pixel electrode, the scanning line and the data line; the public line includes a main part and a branch part, wherein the branch part is connected with the main part, the joint of the main part and the branch part is located within the shading part of the shading grid; the liquid crystal layer is arranged between the thin film transistor array and the color film base plate. The display panel and the display device can prevent dark state bright texture of the display panel at the vicinity of the public line, thereby improving the contrast degree of the display panel.
Description
【Technical field】
The present invention relates to display technology field, more particularly to a kind of display panel and display device.
【Background technology】
The display panel of traditional VA (Vertical Alignment, vertical orientation) pattern has wide viewing angle, contrast high
The advantage of degree.
In practice, inventor has found that prior art at least has problems with：
The display panel of traditional VA patterns occurs dark-state bright rays at the position near the crossover region of common wire.
The presence of these dark-state bright rays can reduce the contrast of the display panel of above-mentioned traditional VA patterns.
Therefore, it is necessary to a kind of new technical scheme is proposed, to solve above-mentioned technical problem.
【The content of the invention】
It is an object of the invention to provide a kind of display panel and display device, it can prevent display panel attached in common wire
Occurs dark-state bright rays near position, so as to be conducive to improving the contrast of the display panel.
To solve the above problems, technical scheme is as follows：
A kind of display panel, the display panel includes：One color membrane substrates, the color membrane substrates are provided with black matrix"
Layer, the black-matrix layer includes an at least shading grid；One thin-film transistor array base-plate, the thin film transistor (TFT) array base
Plate includes：One substrate；At least two scan lines；At least two data wires；At least two pixel cells, the pixel cell includes that film is brilliant
Body pipe and pixel electrode, the thin film transistor (TFT) are connected with the pixel electrode, the scan line and the data wire；At least two
Common wire, the common wire includes stem portion and branch, and the branch is connected with the stem portion, the stem portion and institute
State in the range of shading of the position in the shading grid that branch is connected；One liquid crystal layer, the liquid crystal layer is arranged at institute
State between thin-film transistor array base-plate and the color membrane substrates.
In above-mentioned display panel, the shading grid includes at least two first shading strips and at least two second shading strips,
First shading strip is connected with second shading strip, and the straight line corresponding to first shading strip is flat with the scan line
OK, the straight line corresponding to second shading strip is parallel with the data wire；The stem portion is connected with the branch
Position is in the range of the shading of first shading strip.
In above-mentioned display panel, the straight line corresponding to the stem portion is parallel with the scan line, and the trunk
Portion is located proximate to the scan line in the pixel cell.
In above-mentioned display panel, the thin-film transistor array base-plate also includes：Barrier electrode, the barrier electrode sets
The position corresponding with the connecting portion of two pixel partitions of the pixel electrode in the pixel cell is put, the barrier electrode is used
In the light for blocking the connecting portion for exposing to pixel partitions described in two, so as to prevent the display panel in the stem portion
The position being connected with the branch forms dark-state bright rays.
In above-mentioned display panel, insulating barrier is additionally provided between the barrier electrode and the pixel electrode；The screening
Gear electrode is additionally operable to constitute storage capacitance with the pixel electrode.
A kind of display device, the display device includes：One backlight module；One display panel, wherein, the display panel
It is integrated with the backlight module stack combinations, the display panel includes：One color membrane substrates, the color membrane substrates are provided with black
Color matrix layer, the black-matrix layer includes an at least shading grid；One thin-film transistor array base-plate, the thin film transistor (TFT)
Array base palte includes：One substrate；At least two scan lines；At least two data wires；At least two pixel cells, the pixel cell includes
Thin film transistor (TFT) and pixel electrode, the thin film transistor (TFT) are connected with the pixel electrode, the scan line and the data wire；
At least two common wires, the common wire includes stem portion and branch, and the branch is connected with the stem portion, the trunk
The position that portion is connected with the branch is in the range of the shading of the shading grid；One liquid crystal layer, the liquid crystal layer sets
It is placed between the thin-film transistor array base-plate and the color membrane substrates.
In above-mentioned display device, the shading grid includes at least two first shading strips and at least two second shading strips,
First shading strip is connected with second shading strip, and the straight line corresponding to first shading strip is flat with the scan line
OK, the straight line corresponding to second shading strip is parallel with the data wire；The stem portion is connected with the branch
Position is in the range of the shading of first shading strip.
In above-mentioned display device, the straight line corresponding to the stem portion is parallel with the scan line, and the trunk
Portion is located proximate to the scan line in the pixel cell.
In above-mentioned display device, the thin-film transistor array base-plate also includes：Barrier electrode, the barrier electrode sets
The position corresponding with the connecting portion of two pixel partitions of the pixel electrode in the pixel cell is put, the barrier electrode is used
In the light for blocking the connecting portion for exposing to pixel partitions described in two, so as to prevent the display panel in the stem portion
The position being connected with the branch forms dark-state bright rays.
In above-mentioned display device, insulating barrier is additionally provided between the barrier electrode and the pixel electrode；The screening
Gear electrode is additionally operable to constitute storage capacitance with the pixel electrode.
Compared with the prior art, due to the common wire in the position that is connected with the branch of the stem portion set
In the range of the shading of first shading strip of the color membrane substrates, position place of the display panel near common wire
The dark-state bright rays of generation can be blocked using first shading strip, therefore the contrast of the display panel can be carried
It is high.
It is that the above of the invention can be become apparent, preferred embodiment cited below particularly, and coordinate institute's accompanying drawings, make
Describe in detail as follows.
【Brief description of the drawings】
Fig. 1 is the schematic diagram of display panel of the invention；
Fig. 2 is the schematic diagram in the A-A ' sections in the display panel shown in Fig. 1；
The close-up schematic view at the position that Fig. 3 is connected for stem portion in the display panel shown in Fig. 1 with branch.
【Specific embodiment】
The word " embodiment " that this specification is used means example, example or illustration.Additionally, this specification and appended power
Profit require used in article " " can usually be interpreted " one or more ", unless otherwise or from context
Can understand and determine singulative.
Display device of the invention includes backlight module and display panel, wherein, the display panel and the backlight mould
Group stack combinations are integrated.
With reference to Fig. 1, Fig. 2 and Fig. 3, Fig. 1 is the schematic diagram of display panel of the invention, and Fig. 2 is the display panel shown in Fig. 1
In A-A ' sections schematic diagram, Fig. 3 is the portion that is connected with branch 1022 of stem portion 1021 in display panel shown in Fig. 1
The close-up schematic view of position.
Display panel of the invention can be TFT-LCD (Thin Film Transistor Liquid Crystal
Display, liquid crystal display panel of thin film transistor).
The display panel includes color membrane substrates, thin-film transistor array base-plate and liquid crystal layer.The liquid crystal layer is arranged at
Between the thin-film transistor array base-plate and the color membrane substrates.
The color membrane substrates are provided with black matrix" (BM, Black Matrix) layer, and the black-matrix layer is included at least
One shading grid.
The thin-film transistor array base-plate includes substrate, at least at least two scan lines 101, two data wires 103, at least two
Pixel cell and at least two common wires 102.
The pixel cell includes thin film transistor (TFT) 104 and pixel electrode 106, the thin film transistor (TFT) 104 and the picture
Plain electrode 106, the scan line 101 and the data wire 103 are connected.
The common wire 102 includes stem portion 1021 and branch 1022, the branch 1022 and the stem portion
1021 are connected, and the position 1023 that the stem portion 1021 is connected with the branch 1022 is in the shading of the shading grid
In the range of.
The common wire 102 is used to turn on the pixel cell that is connected with the same scan line 101 so that with it is same
The connected pixel cell of the scan line 101 has identical common electric voltage.
The common wire 102 and the scan line 101 are by the same optical cover process of the first metal layer implementation and/or together
One etch process is formed.
Straight line corresponding to the branch 1022 has predetermined angle, institute with the straight line corresponding to the stem portion 1021
Predetermined angle is stated more than 0 degree and less than or equal to 90 degree.
The shading grid include at least two first shading strips and at least two second shading strips, at least two first shading strips with
At least two second shading strips join end to end, and first shading strip is connected with second shading strip, first shading
Straight line corresponding to bar is parallel with the scan line 101, and the straight line corresponding to second shading strip is flat with the data wire 103
OK.
The position 1023 that the stem portion 1021 is connected with the branch 1022 is in the screening of first shading strip
In optical range 107.The scan line 101 is also in the shading scope 107 of first shading strip.
Further, the edge at the position 1023 that the stem portion 1021 is connected with the branch 1022 is hypotenuse
1024 and/or curl 1025, the hypotenuse 1024 and/or the curl 1025 are in the shading scope of first shading strip
In 107.
Straight line corresponding to the stem portion 1021 is parallel with the scan line 101, and the stem portion 1021 is in institute
State in pixel cell and be located proximate to the scan line 101.
The thin-film transistor array base-plate also includes barrier electrode 105, and the barrier electrode 105 is arranged on the pixel
Position corresponding with the connecting portion of two pixel partitions (Domain) (1061,1062) of the pixel electrode 106, described in unit
Barrier electrode 105 is used to block the light of the connecting portion for exposing to pixel partitions described in two (1061,1062), so as to prevent
The display panel forms dark-state bright rays at the position 1023 that the stem portion 1021 is connected with the branch 1022.
The barrier electrode 105 and the data wire 103 be by second metal layer implemented same optical cover process and/or
Same etch process is formed.
The length direction of the barrier electrode 105 is right with the connecting portion institute of pixel partitions described in two (1061,1062)
The straight line parallel answered.
On the direction of the plane where the display panel, the barrier electrode 105 and the connection portion
Divide and overlap or all overlap.
Insulating barrier (the first insulating barrier 203) is additionally provided between the barrier electrode 105 and the pixel electrode 106.Institute
State and the second insulating barrier 202 is additionally provided between common wire and the barrier electrode 105.
The barrier electrode 105 is additionally operable to constitute storage capacitance with the pixel electrode 106, specifically, described to block electricity
Pole 105 is used to increase an area for pole plate of the storage capacitance, to increase the capacitance size of the storage capacitance, so as to increase
Plus the pixel electrode 106 applies the stability of electric field force to liquid crystal molecule, and for blocking different pixels subregion junction
Liquid crystal molecule probably due in the presence of be oriented to it is bad and produce dark-state bright rays.
By above-mentioned technical proposal, due to the common wire in the stem portion 1021 be connected with the branch 1022
The position 1023 for connecing is arranged in the shading scope 107 of first shading strip of the color membrane substrates, and the display panel exists
Dark-state bright rays produced by position near common wire can be blocked using first shading strip, therefore the display surface
The contrast of plate can be improved.
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. a kind of display panel, it is characterised in that the display panel includes：
One color membrane substrates, the color membrane substrates are provided with black-matrix layer, and the black-matrix layer includes an at least shading grid；
One thin-film transistor array base-plate, the thin-film transistor array base-plate includes：
One substrate；
At least two scan lines；
At least two data wires；
At least two pixel cells, the pixel cell include thin film transistor (TFT) and pixel electrode, the thin film transistor (TFT) with it is described
The connection of pixel electrode, the scan line and the data wire；
At least two common wires, the common wire includes stem portion and branch, and the branch is connected with the stem portion, described
The position that stem portion is connected with the branch is in the range of the shading of the shading grid；
One liquid crystal layer, the liquid crystal layer is arranged between the thin-film transistor array base-plate and the color membrane substrates.
2. display panel according to claim 1, it is characterised in that the shading grid includes at least two first shading strips
At least two second shading strips, first shading strip is connected with second shading strip, corresponding to first shading strip
Straight line is parallel with the scan line, and the straight line corresponding to second shading strip is parallel with the data wire；
The position that the stem portion is connected with the branch is in the range of the shading of first shading strip.
3. display panel according to claim 1 and 2, it is characterised in that straight line corresponding to the stem portion with it is described
Scan line is parallel, and the stem portion is located proximate to the scan line in the pixel cell.
4. display panel according to claim 1, it is characterised in that the thin-film transistor array base-plate also includes：
Barrier electrode, the barrier electrode is arranged in the pixel cell connection with two pixel partitions of the pixel electrode
The corresponding position in portion, the barrier electrode is used to block the light of the connecting portion for exposing to pixel partitions described in two, so that
Prevent the display panel from forming dark-state bright rays at the position that the stem portion is connected with the branch.
5. display panel according to claim 4, it is characterised in that between the barrier electrode and the pixel electrode also
It is provided with insulating barrier；
The barrier electrode is additionally operable to constitute storage capacitance with the pixel electrode.
6. a kind of display device, it is characterised in that the display device includes：
One backlight module；
One display panel, wherein, the display panel is integrated with the backlight module stack combinations, the display panel bag
Include：
One color membrane substrates, the color membrane substrates are provided with black-matrix layer, and the black-matrix layer includes an at least shading grid；
One thin-film transistor array base-plate, the thin-film transistor array base-plate includes：
One substrate；
At least two scan lines；
At least two data wires；
At least two pixel cells, the pixel cell include thin film transistor (TFT) and pixel electrode, the thin film transistor (TFT) with it is described
The connection of pixel electrode, the scan line and the data wire；
At least two common wires, the common wire includes stem portion and branch, and the branch is connected with the stem portion, described
The position that stem portion is connected with the branch is in the range of the shading of the shading grid；
One liquid crystal layer, the liquid crystal layer is arranged between the thin-film transistor array base-plate and the color membrane substrates.
7. display device according to claim 6, it is characterised in that the shading grid includes at least two first shading strips
At least two second shading strips, first shading strip is connected with second shading strip, corresponding to first shading strip
Straight line is parallel with the scan line, and the straight line corresponding to second shading strip is parallel with the data wire；
The position that the stem portion is connected with the branch is in the range of the shading of first shading strip.
8. the display device according to claim 6 or 7, it is characterised in that straight line corresponding to the stem portion with it is described
Scan line is parallel, and the stem portion is located proximate to the scan line in the pixel cell.
9. display device according to claim 6, it is characterised in that the thin-film transistor array base-plate also includes：
Barrier electrode, the barrier electrode is arranged in the pixel cell connection with two pixel partitions of the pixel electrode
The corresponding position in portion, the barrier electrode is used to block the light of the connecting portion for exposing to pixel partitions described in two, so that
Prevent the display panel from forming dark-state bright rays at the position that the stem portion is connected with the branch.
10. display device according to claim 9, it is characterised in that between the barrier electrode and the pixel electrode
It is additionally provided with insulating barrier；
The barrier electrode is additionally operable to constitute storage capacitance with the pixel electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611198702.0A CN106707596A (en) | 2016-12-22 | 2016-12-22 | Display panel and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611198702.0A CN106707596A (en) | 2016-12-22 | 2016-12-22 | Display panel and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106707596A true CN106707596A (en) | 2017-05-24 |
Family
ID=58938687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611198702.0A Pending CN106707596A (en) | 2016-12-22 | 2016-12-22 | Display panel and display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106707596A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107490912A (en) * | 2017-09-06 | 2017-12-19 | 深圳市华星光电技术有限公司 | A kind of array base palte, display panel and display device |
| CN108107635A (en) * | 2017-12-21 | 2018-06-01 | 惠科股份有限公司 | Display and its display panel, the production method of display |
| CN109143666A (en) * | 2018-09-13 | 2019-01-04 | 深圳市华星光电技术有限公司 | A kind of display panel and display equipment |
| CN111025801A (en) * | 2019-12-09 | 2020-04-17 | 深圳市华星光电半导体显示技术有限公司 | Array substrate and display panel |
| WO2020098022A1 (en) * | 2018-11-14 | 2020-05-22 | 惠科股份有限公司 | Processing method for display panel, display panel and display device |
| CN111708234A (en) * | 2020-06-08 | 2020-09-25 | 深圳市华星光电半导体显示技术有限公司 | Display panel and display device |
| CN111919163A (en) * | 2019-02-22 | 2020-11-10 | 京东方科技集团股份有限公司 | Array substrate and display device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107490912A (en) * | 2017-09-06 | 2017-12-19 | 深圳市华星光电技术有限公司 | A kind of array base palte, display panel and display device |
| CN108107635A (en) * | 2017-12-21 | 2018-06-01 | 惠科股份有限公司 | Display and its display panel, the production method of display |
| CN109143666A (en) * | 2018-09-13 | 2019-01-04 | 深圳市华星光电技术有限公司 | A kind of display panel and display equipment |
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| US11112661B2 (en) | 2018-11-14 | 2021-09-07 | HKC Corporation Limited | Method for manufacturing display panel, display panel, and display device |
| CN111919163A (en) * | 2019-02-22 | 2020-11-10 | 京东方科技集团股份有限公司 | Array substrate and display device |
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| CN111708234A (en) * | 2020-06-08 | 2020-09-25 | 深圳市华星光电半导体显示技术有限公司 | Display panel and display device |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170524 |
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| RJ01 | Rejection of invention patent application after publication |