CN109634012A - Display panel - Google Patents
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- CN109634012A CN109634012A CN201910075939.7A CN201910075939A CN109634012A CN 109634012 A CN109634012 A CN 109634012A CN 201910075939 A CN201910075939 A CN 201910075939A CN 109634012 A CN109634012 A CN 109634012A
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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
-
- 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
- G02F1/1343—Electrodes
- G02F1/134309—Electrodes characterised by their geometrical arrangement
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Geometry (AREA)
- Liquid Crystal (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The present invention provides a kind of display panel.The display panel includes horizontally extending multi-strip scanning line, the multiple data lines extended along the vertical direction and the multiple sub-pixels being arranged in array, every scan line connects a line sub-pixel, every two datas line is separately connected odd rows and even number line sub-pixel in a column sub-pixel, the sub-pixel includes pixel electrode, the pixel electrode includes the main electrode that sub-pixel is divided into several farmlands, the main electrode of the sub-pixel and the data line overlap being connect with the sub-pixel, lighttight data line is set to cover the dark line on main electrode and its periphery, greatly reduce the loss of light transit dose, effectively improve penetrance.
Description
Technical field
The present invention relates to field of display technology more particularly to a kind of display panels.
Background technique
Thin film transistor (TFT) (Thin Film Transistor, TFT) is current liquid crystal display device (Liquid Crystal
Display, LCD) and active matrix drive type organic electroluminescence display device and method of manufacturing same (Active Matrix Organic Light-
Emitting Diode, AMOLED) in main driving element, the display performance of direct relation panel display apparatus.
Liquid crystal display on existing market is largely backlight liquid crystal display comprising liquid crystal display panel and back
Optical mode group (backlight module).The working principle of liquid crystal display panel is in thin-film transistor array base-plate (Thin
Film Transistor Array Substrate, TFT Array Substrate) and colored filter (Color
Filter, CF) liquid crystal molecule is poured between substrate, and apply pixel voltage and common voltage respectively on two plate bases, pass through
The direction of rotation of the electric field controls liquid crystal molecule formed between pixel voltage and common voltage transmits the light of backlight module
Picture is generated out.Liquid crystal display panel moulding process generally comprises: leading portion array (Array) processing procedure (film, yellow light, etching
And stripping), middle section is at box (Cell) processing procedure (TFT substrate is bonded with CF substrate) and back segment module group assembling processing procedure (driving IC and print
Printed circuit board pressing).Wherein, leading portion Array processing procedure mainly forms TFT substrate, in order to control the movement of liquid crystal molecule；In
Section Cell processing procedure mainly adds liquid crystal between TFT substrate and CF substrate；Back segment module group assembling processing procedure mainly drives IC pressure
The integration with printed circuit board is closed, and then drives liquid crystal molecule rotation, shows image.
With the all-round popularization of large-sized monitor, the HVA (High with the design of 8 farmlands (domain) pixel electrode
Vertical Alignment, high vertical arrangement) technology is used widely by its excellent visual angle performance, but due to it
Pixel electrode introduces the vertical trunk in center (trunk), therefore its penetrance is significantly reduced, and is to improve penetrance and adopt
Although 4domain pixel electrode designs the promotion for realizing penetrance, it is difficult to take into account original 8domain pixel electrode
Excellent viewing angle performance, to show the bad problems such as visual angle asymmetry and colour cast.
As shown in Figure 1, the vertical two sides the trunk electric field deflection direction in existing 8domain pixel electrode design is along electrode
The slit (slit) of branch moves towards, and swings to confusion so as to cause on trunk or periphery liquid crystal, significantly reduces liquid crystal efficiency,
Cause trunk and its periphery a large amount of dark lines occur, directly results in the reduction of penetrance.In addition, in existing HG2D pixel structure
In, lighttight data line (data line) sacrifices a large amount of penetrance.
Summary of the invention
The purpose of the present invention is to provide a kind of display panel, can make lighttight data line cover main electrode and its
The dark line on periphery greatly reduces the loss of light transit dose, effectively improves penetrance.
To achieve the above object, the present invention provides a kind of display panels, comprising: horizontally extending multi-strip scanning
Line, the multiple data lines extended along the vertical direction and the multiple sub-pixels being arranged in array；
Every scan line connects a line sub-pixel；Every two datas line is separately connected the odd-numbered line sub- picture in a column sub-pixel
Element and even number line sub-pixel；
The sub-pixel includes pixel electrode；The pixel electrode includes the trunk electricity that sub-pixel is divided into several farmlands
Pole；
The main electrode of the sub-pixel and the data line overlap being connect with the sub-pixel.
The pixel electrode further includes the multiple electrodes extended in different directions in each farmland from the main electrode
Branch；Multiple electrodes branch in one farmland is parallel to each other and is spaced apart from each other, the extension side of the electrode branches in two neighboring farmland
To difference.
Electrode branches in each farmland are prolonged along with horizontal direction in the direction of 45 °, 135 °, -135 ° and -45 ° angles respectively
It stretches.
Sub-pixel is divided into 8 farmlands by the main electrode.
The sub-pixel includes the boss's pixel being spaced apart along the vertical direction and sub-sub-pixel；The main electrode includes
The first main electrode in boss's pixel and the second main electrode in sub-sub-pixel；First main electrode
Boss's pixel is divided into 4 farmlands, sub-sub-pixel is divided into 4 farmlands by second main electrode.
The sub-pixel further include the first film transistor being connect with the electrode branches in boss's pixel and with institute
State the second thin film transistor (TFT) of the electrode branches connection in sub-sub-pixel；The data line connects first film transistor and second
Thin film transistor (TFT), the scan line connection first film transistor and the second thin film transistor (TFT).
The first film transistor and the second thin film transistor (TFT) are respectively positioned between boss's pixel and sub-sub-pixel.
First main electrode includes horizontally extending first level electrode and extends along the vertical direction simultaneously
The the first vertical electrode to intersect vertically with first level electrode；Second main electrode includes horizontally extending second
Horizontal electrode and the second vertical electrode for extending along the vertical direction and intersecting vertically with the second horizontal electrode；
The first vertical electrode and the second vertical electrode are and the data line overlap that connect with the sub-pixel.
The first vertical electrode and the second vertical electrode are respectively positioned on the side of sub-pixel.
In adjacent three sub-pixels of same a line, it is located in the middle the first vertical electrode and second of sub-pixel vertically
Electrode close to a sub-pixel adjacent thereto the first vertical electrode and the second vertical electrode, and far from adjacent thereto another
The vertical electrode of the first of a sub-pixel and the second vertical electrode.
Beneficial effects of the present invention: display panel of the invention includes horizontally extending multi-strip scanning line, along perpendicular
Multiple data lines and the multiple sub-pixels that are arranged in array of the histogram to extension；Every scan line connects a line sub-pixel；Often
Two data lines are separately connected odd rows and even number line sub-pixel in a column sub-pixel；The sub-pixel includes pixel
Electrode；The pixel electrode includes the main electrode that sub-pixel is divided into several farmlands；The main electrode of the sub-pixel and with
The data line overlap of sub-pixel connection makes lighttight data line cover the dark line on main electrode and its periphery, greatly drops
The low loss of light transit dose, effectively improves penetrance.
Detailed description of the invention
For further understanding of the features and technical contents of the present invention, it please refers to below in connection with of the invention detailed
Illustrate and attached drawing, however, the drawings only provide reference and explanation, is not intended to limit the present invention.
In attached drawing,
Fig. 1 is the schematic diagram that the penetrance of existing display panel reduces；
Fig. 2 is the schematic diagram of display panel of the invention；
Fig. 3 is the structural schematic diagram of the sub-pixel of display panel of the invention；
Fig. 4 is the schematic diagram that the penetrance of display panel of the invention improves；
Fig. 5 is the arrangement schematic diagram of adjacent three sub-pixels of display panel of the invention.
Specific embodiment
Further to illustrate technological means and its effect adopted by the present invention, below in conjunction with preferred implementation of the invention
Example and its attached drawing are described in detail.
Fig. 2 to Fig. 5 is please referred to, the present invention provides a kind of display panel, comprising: horizontally extending multi-strip scanning line
10, the multiple data lines 20 extended along the vertical direction and the multiple sub-pixels 30 being arranged in array；
Every scan line 10 connects a line sub-pixel 30；Every two datas line 20 is separately connected the surprise in a column sub-pixel 30
Several rows of sub-pixels 30 and even number line sub-pixel 30；
The sub-pixel 30 includes pixel electrode 301；The pixel electrode 301 includes that sub-pixel 30 is divided into several farmlands
Main electrode 302；
The main electrode 302 of the sub-pixel 30 and with the sub-pixel 30 connection data line 20 it is Chong Die.
It should be noted that display panel of the invention is HG2D pixel structure, i.e., every scan line 10 connects a line
Pixel 30；Every two datas line 20 is separately connected odd rows 30 and even number line sub-pixel 30 in a column sub-pixel 30,
It as shown in Figures 3 and 4, can be across two data lines 20, since data line 20 is metal material in the pixel electrode 301 of sub-pixel 30
Material and it is opaque, data line 20 sacrifices a large amount of penetrance, and the two sides electric field of the main electrode 302 of pixel electrode 301
The slit that direction is deflected along multiple electrodes branch 303 moves towards, and leads to the week of the position of main electrode 302 itself and main electrode 302
Side liquid crystal swings to confusion, and main electrode 302 and its periphery is caused a large amount of dark lines occur, leads to the reduction of penetrance, and the present invention is logical
It crosses and overlaps the main electrode 302 of sub-pixel 30 and the data line 20 connecting with the sub-pixel 30, make lighttight data
Line 20 covers the dark line on main electrode 302 and its periphery, and the phenomenon that two kinds of reduction penetrances is reduced to one kind, can be greatly reduced
The loss of light transit dose, effectively improves penetrance.
Specifically, the pixel electrode 301 further includes being set in each farmland to prolong from the main electrode 302 along different directions
The multiple electrodes branch 303 stretched；Multiple electrodes branch 303 in one farmland is parallel to each other and is spaced apart from each other, in two neighboring farmland
Electrode branches 303 extending direction it is different.
Specifically, the electrode branches 303 in each farmland are pressed from both sides along with horizontal direction in 45 °, 135 °, -135 ° and -45 ° respectively
The direction at angle extends.
Specifically, sub-pixel 30 is divided into 8 farmlands by the main electrode 302.
Specifically, the sub-pixel 30 includes the boss's pixel 31 being spaced apart along the vertical direction and sub-sub-pixel 32；Institute
Stating main electrode 302 includes the first main electrode 3021 in boss's pixel 31 and second in sub-sub-pixel 32
Main electrode 3022；Boss's pixel 31 is divided into 4 farmlands, second main electrode 3022 by first main electrode 3021
Sub-sub-pixel 32 is divided into 4 farmlands, so that sub-pixel 30 is divided into 8 farmlands.
Specifically, the sub-pixel 30 further include connect with the electrode branches 303 in boss's pixel 31 it is first thin
Film transistor 33 and the second thin film transistor (TFT) 34 being connect with the electrode branches 303 in the sub-sub-pixel 32；The data line
20 connection first film transistors 33 and the second thin film transistor (TFT) 34, the scan line 10 connect first film transistor 33 and the
Two thin film transistor (TFT)s 34.
Further, the first film transistor 33 and the second thin film transistor (TFT) 34 are respectively positioned on boss's pixel 31 and second son
Between pixel 32.
Further, first main electrode 3021 include horizontally extending first level electrode 30211 with
And the first vertical electrode 30212 for extending along the vertical direction and intersecting vertically with first level electrode 30211；Second trunk
Electrode 3022 include the second horizontally extending horizontal electrode 30221 and extend along the vertical direction and with the second horizontal electricity
The second vertical electrode 30222 that pole 30221 intersects vertically；
The first vertical electrode 30212 and the second vertical electrode 30222 are and the data line that connect with the sub-pixel 30
20 overlappings.
In addition, the two data lines 20 passed through in the pixel electrode 301 of usually sub-pixel 30 are located at pixel electrode 301
Two sides, by by script be located at 301 center of pixel electrode the first vertical electrode 30212 and the second vertical electrode 30222 to
The one preset first distance (such as 25um) of direction sidesway of data line 20, then by data line 20 to the first vertical electrode 30212
With the one preset second distance (such as 9um) of direction sidesway of the second vertical electrode 30222, the first vertical electrode 30212 is realized
It is and Chong Die with the data line 20 of the sub-pixel 30 connection with the second vertical electrode 30222.I.e. first vertical electrode 30212 and
Two vertical electrodes 30222 are no longer at the center of pixel electrode 301, and are located at the side of pixel electrode 301, that is to say, that institute
It states the first vertical electrode 30212 and the second vertical electrode 30222 is respectively positioned on the side of sub-pixel 30.
Specifically, referring to Fig. 5, in order to avoid the first vertical electrode 30212 and the second vertical 30222 sidesway of electrode design
Caused big visual angle loss and color offset phenomenon, the present invention is by by the in the two neighboring sub-pixel 30 in a line sub-pixel 30
One vertical electrode 30212 and the second vertical electrode 30222 are towards different direction sidesways.For example, by a sub-pixel 30
One vertical electrode 30212 and the second vertical electrode 30222 are moved towards left side, by the first vertical electrode in a sub-pixel 30
30212 and second vertical electrode 30222 towards right side move.
I.e. in adjacent three sub-pixels 30 of same row, it is located in the middle the first vertical electrode of sub-pixel 30
30212 and second vertical electrode 30222 it is perpendicular close to the first vertical electrode 30212 and second of a sub-pixel 30 adjacent thereto
Straight electrode 30222, and the first vertical electrode 30212 and the second vertical electrode far from another sub-pixel 30 adjacent thereto
30222, to realize being substantially improved for penetrance in the case where guaranteeing that big visual angle shows.
In conclusion display panel of the invention includes horizontally extending multi-strip scanning line, prolongs along the vertical direction
The multiple data lines stretched and the multiple sub-pixels being arranged in array；Every scan line connects a line sub-pixel；Every two data
Line is separately connected odd rows and even number line sub-pixel in a column sub-pixel；The sub-pixel includes pixel electrode；Institute
Stating pixel electrode includes the main electrode that sub-pixel is divided into several farmlands；The main electrode of the sub-pixel and with the sub-pixel
The data line overlap of connection makes lighttight data line cover the dark line on main electrode and its periphery, it is saturating to greatly reduce light
Excessive loss, effectively improves penetrance.
The above for those of ordinary skill in the art can according to the technique and scheme of the present invention and technology
Other various corresponding changes and modifications are made in design, and all these change and modification all should belong to the claims in the present invention
Protection scope.
Claims (10)
1. a kind of display panel characterized by comprising horizontally extending multi-strip scanning line (10), along the vertical direction
The multiple data lines (20) of extension and the multiple sub-pixels (30) being arranged in array；
Every scan line (10) connects a line sub-pixel (30)；Every two datas line (20) is separately connected in a column sub-pixel (30)
Odd rows (30) and even number line sub-pixel (30)；
The sub-pixel (30) includes pixel electrode (301)；The pixel electrode (301) includes that sub-pixel (30) is divided into number
The main electrode (302) on a farmland；
The main electrode (302) of the sub-pixel (30) and with the sub-pixel (30) connection data line (20) it is Chong Die.
2. display panel as described in claim 1, which is characterized in that the pixel electrode (301) further includes being set to each farmland
The interior multiple electrodes branch (303) extended in different directions from the main electrode (302)；Multiple electrodes branch in one farmland
(303) it is parallel to each other and is spaced apart from each other, the extending direction of the electrode branches (303) in two neighboring farmland is different.
3. display panel as claimed in claim 2, which is characterized in that electrode branches (303) in each farmland respectively along and water
Square extend in the direction of 45 °, 135 °, -135 ° and -45 ° angles.
4. display panel as described in claim 1, which is characterized in that the main electrode (302) divides sub-pixel (30)
At 8 farmlands.
5. display panel as claimed in claim 4, which is characterized in that the sub-pixel (30) includes being spaced to divide along the vertical direction
The boss's pixel (31) and sub-sub-pixel (32) of cloth；The main electrode (302) includes first in boss's pixel (31)
Main electrode (3021) and the second main electrode (3022) being located in sub-sub-pixel (32)；First main electrode
(3021) boss's pixel (31) is divided into 4 farmlands, sub-sub-pixel (32) is divided into 4 by second main electrode (3022)
Farmland.
6. display panel as claimed in claim 5, which is characterized in that the sub-pixel (30) further includes and boss's pixel
(31) in electrode branches (303) connection first film transistor (33) and with the electrode branches in the sub-sub-pixel (32)
(303) the second thin film transistor (TFT) (34) connected；Data line (20) connection first film transistor (33) and the second film
Transistor (34), scan line (10) connection first film transistor (33) and the second thin film transistor (TFT) (34).
7. display panel as claimed in claim 6, which is characterized in that the first film transistor (33) and the second film are brilliant
Body pipe (34) is respectively positioned between boss's pixel (31) and sub-sub-pixel (32).
8. display panel as claimed in claim 5, which is characterized in that first main electrode (3021) includes along level side
To extension first level electrode (30211) and along the vertical direction extend and intersect vertically with first level electrode (30211)
The first vertical electrode (30212)；Second main electrode (3022) includes the second horizontally extending horizontal electrode
(30221) and along the vertical direction the second vertical electrode for extending and intersecting vertically with the second horizontal electrode (30221)
(30222)；
The first vertical electrode (30212) and the second vertical electrode (30222) are and the data that connect with the sub-pixel (30)
Line (20) overlapping.
9. display panel as claimed in claim 8, which is characterized in that the first vertical electrode (30212) and second is vertically
Electrode (30222) is respectively positioned on the side of sub-pixel (30).
10. display panel as claimed in claim 9, which is characterized in that in adjacent three sub-pixels (30) of same a line,
The the first vertical electrode (30212) and the second vertical electrode (30222) for being located in the middle sub-pixel (30) are close to adjacent thereto
The vertical electrode (30212) of the first of one sub-pixel (30) and the second vertical electrode (30222), and far from adjacent thereto another
The vertical electrode (30212) of the first of a sub-pixel (30) and the second vertical electrode (30222).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910075939.7A CN109634012B (en) | 2019-01-25 | 2019-01-25 | Display panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910075939.7A CN109634012B (en) | 2019-01-25 | 2019-01-25 | Display panel |
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| Publication Number | Publication Date |
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| CN109634012A true CN109634012A (en) | 2019-04-16 |
| CN109634012B CN109634012B (en) | 2021-07-23 |
Family
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| CN201910075939.7A Active CN109634012B (en) | 2019-01-25 | 2019-01-25 | Display panel |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110716354A (en) * | 2019-10-30 | 2020-01-21 | 深圳市华星光电半导体显示技术有限公司 | Display device |
| CN110928084A (en) * | 2019-11-18 | 2020-03-27 | 深圳市华星光电半导体显示技术有限公司 | Pixel unit, array substrate and display device |
| CN111258143A (en) * | 2020-03-18 | 2020-06-09 | Tcl华星光电技术有限公司 | Display panel and display device |
| CN111308803A (en) * | 2020-03-12 | 2020-06-19 | 深圳市华星光电半导体显示技术有限公司 | Array substrate |
| CN111308811A (en) * | 2020-04-02 | 2020-06-19 | Tcl华星光电技术有限公司 | Array substrate and display panel |
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| TWI708105B (en) * | 2019-10-17 | 2020-10-21 | 友達光電股份有限公司 | Pixel array substrate |
| CN112068363A (en) * | 2020-09-11 | 2020-12-11 | 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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| CN112859403A (en) * | 2021-03-01 | 2021-05-28 | Tcl华星光电技术有限公司 | Liquid crystal display panel |
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| TWI708105B (en) * | 2019-10-17 | 2020-10-21 | 友達光電股份有限公司 | Pixel array substrate |
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| WO2021184427A1 (en) * | 2020-03-18 | 2021-09-23 | Tcl华星光电技术有限公司 | Display panel and display device |
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