CN105988250A - Display panel - Google Patents
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- CN105988250A CN105988250A CN201510074956.0A CN201510074956A CN105988250A CN 105988250 A CN105988250 A CN 105988250A CN 201510074956 A CN201510074956 A CN 201510074956A CN 105988250 A CN105988250 A CN 105988250A
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- pixel electrode
- hole
- display floater
- distance
- scan line
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Abstract
The invention discloses a display panel. The display panel includes a first substrate, a first insulation layer, a common electrode, a second insulation layer, a first pixel electrode, and a second pixel electrode; the first insulation layer is positioned on the first substrate; the common electrode is positioned on the first insulation layer, and the common electrode is provided with a first through hole; the second insulation layer covers the common electrode and a part of the first through hole; the first pixel electrode is positioned on the second insulation layer, and the first pixel electrode passes through the first through hole; the second pixel electrode is positioned on the second insulation layer and is near the first pixel electrode; and the second pixel electrodes and a part of the first hole are overlapped.
Description
Technical field
The present invention relates to a kind of display floater, and particularly relate to one there is high-resolution display surface
Plate.
Background technology
Liquid crystal display has been widely used in various electronic product, such as mobile phone, notebook computer
(notebook) quick and panel computer (Tablet PC) etc., and along with large scale flat-panel screens market
Development, the liquid crystal display with lightweight and slimming characteristic plays considerable role especially,
And then gradually replace cathode ray tube (CRT) display and become the market mainstream.
Further, there is high-resolution liquid crystal display and have become as the most set trend.But, base
In the new technique that high-resolution is introduced, also easily with derivative new problem, and affect display quality
Problem.Therefore, one how is provided to have good display quality and have high-resolution LCD
Plate, for one of problem that relevant dealer makes great efforts.
Summary of the invention
It is an object of the invention to provide a kind of display floater.In embodiment, the second pixel electrode adjacent
A part for first through hole of one pixel electrode and the second pixel electrode overlap common electrode, consequently, it is possible to
Can effectively shorten the distance between pixel electrode so that the picture of greater number can be set in unit are
Element electrode, thus can effectively promote the per inch pixel value (ppi) of display floater.
For reaching above-mentioned purpose, according to one embodiment of the invention, a kind of display floater is proposed.Display floater
Including a first substrate, one first insulating barrier, community electrode, one second insulating barrier, one first pixel
Electrode and one second pixel electrode.First insulating barrier is positioned on first substrate.Common electrode is positioned at first
On insulating barrier, and common electrode has one first through hole.Second insulating barrier covers common electrode and part
First through hole.First pixel electrode is positioned on the second insulating barrier, and the first pixel electrode is by the first through hole.
Second pixel electrode is positioned on the second insulating barrier, and adjacent first pixel electrode of the second pixel electrode.Second
A part for overlapping first through hole of pixel electrode.
More preferably understand in order to the above-mentioned and other aspect of the present invention is had, preferred embodiment cited below particularly,
And the accompanying drawing appended by coordinating, it is described in detail below:
Accompanying drawing explanation
Figure 1A is the top view of the display floater of one embodiment of the invention；
Figure 1B is the display floater sectional view along hatching 1B-1B ' of Figure 1A；
Fig. 2 A is the top view of the display floater of another embodiment of the present invention；
Fig. 2 B is the display floater sectional view along hatching 2B-2B ' of Fig. 2 A；
Fig. 3 A is the top view of the display floater of yet another embodiment of the invention；
Fig. 3 B is the display floater sectional view along hatching 3B-3B ' of Fig. 3 A；
Fig. 4 is the top view of the display floater of further embodiment of this invention.
Symbol description
100,200,300,400: display floater
110: first substrate
120: the first insulating barriers
130: common electrode
130a: the first through hole
140: the second insulating barriers
140a: the second through hole
150: the first pixel electrodes
160: the second pixel electrodes
160a: slit
170: liquid crystal layer
180: second substrate
181,183,185,187: insulating barrier
189: semiconductor layer
190: first crystal tube elements
191: transistor seconds element
A1: the first area
A2: second area
BM: black matrix"
D1: the first distance
D2: second distance
D3: the three distance
DL: data wire
1B-1B ', 2B-2B ', 3B-3B ': hatching
M1: scan line
M1-1: the first scan line
M1-2: the second scan line
M2: metal level
Detailed description of the invention
According to embodiments of the invention, a kind of display floater is proposed.In embodiment, the second pixel electrode phase
A part for first through hole of adjacent first pixel electrode and the second pixel electrode overlap common electrode, so
One, can effectively shorten the distance between pixel electrode so that plurality can be set in unit are
Purpose pixel electrode, thus can effectively promote the per inch pixel value (ppi) of display floater.But, real
Execute example only in order to illustrate as example, can't the scope to be protected of the limit present invention.Additionally, embodiment
In the element wanted of accompanying drawing clipped, to clearly show that the technical characterstic of the present invention.
Figure 1A illustrates the top view of display floater 100 according to an embodiment of the invention.Figure 1B illustrates
The display floater 100 of Figure 1A is along the sectional view of hatching 1B-1B '.As shown in Figure 1A～Figure 1B, aobvious
Show that panel 100 includes first substrate 110,1 first insulating barrier 120, community electrode 130,1
Two insulating barrier 140,1 first pixel electrode 150 and one second pixel electrodes 160.First insulating barrier
120 are positioned on first substrate 110.Common electrode 130 is positioned on the first insulating barrier 120, and electricity jointly
Pole 130 has one first through hole 130a.Second insulating barrier 140 covers the of common electrode 130 and part
One through hole 130a.First pixel electrode 150 is positioned on the second insulating barrier 140, and the first pixel electrode
150 pass through the first through hole 130a.Second pixel electrode 160 is positioned on the second insulating barrier 140, and second
Adjacent first pixel electrode 150 of pixel electrode 160.The overlapping first through hole 130a of second pixel electrode 160
A part.
According to embodiments of the invention, adjacent first pixel electrode 150 of the second pixel electrode 160 and
A part of the overlapping first through hole 130a of two pixel electrodes 160, consequently, it is possible to picture can effectively be shortened
Distance between element electrode so that the pixel electrode of greater number can be set in unit are, namely
More pixel cell can be set, thus can effectively promote the per inch pixel value of display floater 100
(ppi)。
In embodiment, common electrode 130 comprehensively covers the first insulating barrier in a pixel cell
The structure of less than 120, only exposes the structure under common electrode 130 with the first through hole 130a.
In embodiment, first substrate 110 e.g. glass substrate or plastic substrate, the first insulating barrier 120
Such as include organic insulation.Common electrode the 130, first pixel electrode 150 and the second pixel electrode
The material of 160 such as can include transparent conductive material, e.g. indium tin oxide (ITO) respectively.
In embodiment, as shown in Figure 1A～Figure 1B, the first pixel electrode 150 and the second pixel electrode 160
Being separated by one first distance D1, the second pixel electrode 160 extends a second distance in the first through hole 130a
D2, the first distance D1 is e.g. more than second distance D2.
The trend gradually improved due to the per inch pixel value (ppi) of display floater now so that pixel cell
Size reduce, the area that pixel electrode and common electrode overlap each other also reduces, thus may generation deposit
The doubt that storage electric capacity reduces.According to embodiments of the invention, as shown in Figure 1B, the second pixel electrode 160
Extending a second distance D2 in the first through hole 130a, in other words, the second pixel electrode 160 covers completely
Lid common electrode 130.Furthermore, as shown in Figure 1B, the first pixel electrode 150 is also completely covered jointly
Electrode 130.The first pixel electrode 150/ second pixel electrode 160 and common electrode 130 according to the present invention
Design so that common electrode 130 is overlapping with the first pixel electrode 150/ second pixel electrode 160
Area maximize and accompany the second insulating barrier 140 in wherein, consequently, it is possible to pixel can be effectively improved
The area that electrode is overlapping with common electrode, and then can reach to improve the per inch pixel value of display floater
(ppi) also it is effectively improved storage electric capacity simultaneously.
Furthermore, according to embodiments of the invention, the second pixel electrode 160 prolongs in the first through hole 130a
Stretch a second distance D2, say, that the second pixel electrode 160 extends and exceedes common electrode 130
And cover the first through hole 130a of a part, can effectively prevent because the error of processing technology causes second
Pixel electrode 160 is relative to the skew of the position of common electrode 130.In other words, the second pixel electrode 160
Extend and exceed the edge of common electrode 130 and the buffering in processing technology can be provided so that be finally completed
Product can to have common electrode 130 overlapping with the first pixel electrode 150/ second pixel electrode 160
The structure of area maximization.
In embodiment, the first distance D1 e.g. 2.0～5.0 microns (μm), second distance is e.g.
0.1～1.0 micron.
As shown in Figure 1A, in embodiment, the second pixel electrode 160 can have at least one slit 160a,
Slit 160a and the first through hole 130a is separated by one the 3rd distance D3, and the 3rd distance D3 is e.g. more than the
Two distances D2.
In embodiment, the 3rd distance D3 e.g. 2.0～5.0 microns.
As shown in Figure 1A, in embodiment, the first pixel electrode 150 and first overlapping for through hole 130a
E.g. overlapping for through hole 130a with first more than the second pixel electrode 160 for first area A1 one second
Long-pending A2.
In embodiment, display floater 100 may also include scan line M1.As shown in Figure 1A～Figure 1B,
In the present embodiment, scan line M1 e.g. a part of overlapping with the second pixel electrode 160.
As shown in Figure 1A, in embodiment, the first insulating barrier 140 has an one second through hole 140a, and second
Through hole 140a is positioned among the first through hole 130a, and the second through hole 140a is e.g. less than the first through hole
130a。
In embodiment, as shown in Figure 1B, display floater 100 may also include a metal level M2.First
Pixel electrode 150 electrically connects metal level M2 by the second through hole 140a.
In embodiment, the first pixel electrode 150 can be electrically connected to drain/source via metal level M2.
In embodiment, as shown in Figure 1A, display floater 100 may also include a data wire DL.Metal
Layer M2 may be electrically connected to data wire DL.In other words, the first pixel electrode 150 can pass through the second through hole
140a electrical connection metal level M2 also and then is electrically connected to data wire DL.
In embodiment, as shown in Figure 1B, display floater 100 may also include a second substrate 180 and
One liquid crystal layer 170.First substrate 110 and second substrate 180 are positioned at the first base to group, liquid crystal layer 170
Between plate 110 and second substrate 180.In embodiment, second substrate 180 e.g. chromatic filter layer base
Plate.
In embodiment, as shown in Figure 1B, display floater 100 may also include a black matrix" BM.Black
Colour moment battle array BM is positioned on second substrate 180, and the first through hole 130a of corresponding common electrode 130.But
In other embodiments, this black matrix" BM may be alternatively located on first substrate 110, using as
BOA (Black matrix on array) framework.
In embodiment, as shown in Figure 1B, display floater 100 may also include insulating barrier 181,183,185
With 187 and semiconductor layer 189.Scan line M1 is positioned on insulating barrier 185, semiconductor layer 189
On insulating barrier 187.Insulating barrier 181,183,185 and 187 such as can include silicon nitride, oxygen respectively
SiClx or a combination of both.Semiconductor layer 189 such as can include polysilicon (polysilicon), low-temperature polysilicon
Silicon (LTPS) or amorphous phase silicon (amorphous silicon).
According to embodiments of the invention, common electrode the 130, first pixel electrode 150 and the second pixel electricity
Pole 160 is respectively positioned on the same side of liquid crystal layer 170, and common electrode 130 and pixel electrode 150/160 it
Between be separated by with the second insulating barrier 140 and to come, and these a little electrodes are all located at the first substrate of transistor unit side
On 110, display floater 100 e.g. fringe field switch type (fringe field switching, FFS)
Display panels.
Fig. 2 A illustrates the top view of display floater 200 according to another embodiment of the present invention.Fig. 2 B paints
The display floater 200 of diagram 2A is along the sectional view of hatching 2B-2B '.With aforementioned enforcement in the present embodiment
Same or like element numbers continued to use by the same or analogous element of example, and same or similar element is relevant
Illustrate to refer to aforementioned, do not repeat them here.
As shown in Fig. 2 A～Fig. 2 B, in the present embodiment, scan line M1 of display floater 200 is e.g.
Between the first pixel electrode 150 and the second pixel electrode 160.Scan line M1 not with the first picture
Element electrode 150 or the second pixel electrode 160 are overlapping.
Fig. 3 A illustrates the top view of display floater according to yet another embodiment of the invention.Fig. 3 B illustrates figure
The display floater of 3A is along the sectional view of hatching 3B-3B '.In the present embodiment identical with previous embodiment or
Same or like element numbers continued to use by similar element, and the related description of same or similar element please be joined
State before examination, do not repeat them here.
As shown in Fig. 3 A～Fig. 3 B, in the present embodiment, scan line M1 of display floater 300 can be simultaneously
A part of overlapping with a part for the first pixel electrode 150 and the second pixel electrode 150.
Fig. 4 illustrates the top view of the display floater 400 according to further embodiment of this invention.In the present embodiment
Same or like element numbers continued to use by element same or analogous with previous embodiment, and same or similar
The related description of element refer to aforementioned, does not repeats them here.
As shown in Figure 4, display floater 400 may also include a first crystal tube elements 190,1 first and sweeps
Retouch line M1-1, transistor seconds element 191 and one second scan line M1-2.Referring to Figure 1A～
Figure 1B and Fig. 4, first crystal tube elements the 190, first scan line M1-1, transistor seconds element 191
And second scan line M1-2 be positioned on first substrate 110.First crystal tube elements 190 is by the first scanning
Line M1-1 is controlled, and first crystal tube elements 190 is electrically connected to the first pixel electrode 150.Second is brilliant
Body tube elements 191 is controlled by the second scan line M1-2, and transistor seconds element 191 is electrically connected to
Second pixel electrode 160.Adjacent first scan line M1-1 of second scan line M1-2, and the first insulating barrier
120 cover first crystal tube elements 190 and transistor seconds element 191.
Although disclosing the present invention in conjunction with preferred embodiment above, but it being not limited to the present invention.
Persond having ordinary knowledge in the technical field of the present invention, without departing from the spirit and scope of the present invention,
Can be used for a variety of modifications and variations.Therefore, protection scope of the present invention should be with the claim institute enclosed
That defines is as the criterion.
Claims (14)
1. a display floater, including:
First substrate；
First insulating barrier, is positioned on this first substrate；
Common electrode, is positioned on this first insulating barrier, has the first through hole；
Second insulating barrier, covers this first through hole of this common electrode and part；
First pixel electrode, is positioned on this second insulating barrier, and this first pixel electrode is by this first through hole；
Second pixel electrode, is positioned on this second insulating barrier, this second pixel electrode this first pixel adjacent
Electrode；
Wherein, a part for this second pixel electrode this first through hole overlapping.
2. display floater as claimed in claim 1, wherein this first pixel electrode and this second pixel electricity
Pole is separated by one first distance, and this second pixel electrode extends a second distance in this first through hole, and this is years old
One distance is more than this second distance.
3. display floater as claimed in claim 2, wherein this first distance is 2.0～5.0 microns (μm).
4. display floater as claimed in claim 2, wherein this second distance is 0.1～1.0 micron.
5. display floater as claimed in claim 1, wherein this second pixel electrode has slit, and this is narrow
Seam and this first through hole are separated by one the 3rd distance, and this second pixel electrode extends one the in this first through hole
Two distances, the 3rd distance is more than this second distance.
6. display floater as claimed in claim 5, wherein the 3rd distance is 2.0～5.0 microns.
7. display floater as claimed in claim 1, wherein this first pixel electrode and this first through hole weight
The second area that the first folded area is overlapping with this first through hole more than this second pixel electrode.
8. display floater as claimed in claim 1, also includes:
Scan line, wherein this scan line is simultaneously electric with a part for this first pixel electrode and this second pixel
A part for pole is overlapping.
9. display floater as claimed in claim 1, also includes:
Scan line, wherein this scan line and this second pixel electrode is a part of overlapping.
10. display floater as claimed in claim 1, wherein this first insulating barrier has the second through hole,
This second through hole is positioned among this first through hole and less than this first through hole.
11. display floaters as claimed in claim 10, also include:
Metal level, wherein this first pixel electrode electrically connects this metal level by this second through hole.
12. display floaters as claimed in claim 11, also include:
Data wire, this metal level is electrically connected to this data wire.
13. display floaters as claimed in claim 1, also include:
First crystal tube elements and the first scan line, be positioned on this first substrate, this first crystal tube elements
Controlled by this first scan line, and this first crystal tube elements is electrically connected to this first pixel electrode；With
And
Transistor seconds element and the second scan line, be positioned on this first substrate, this transistor seconds element
Controlled by this second scan line, and this transistor seconds element is electrically connected to this second pixel electrode；
Wherein this second scan line this first scan line adjacent, this first insulating barrier covers this first transistor
Element and this transistor seconds element.
14. display floaters as claimed in claim 1, also include:
Second substrate；And
Liquid crystal layer, between this first substrate and this second substrate.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510074956.0A CN105988250B (en) | 2015-02-12 | 2015-02-12 | Display panel |
| CN201910661077.6A CN110262149B (en) | 2015-02-12 | 2015-02-12 | Display panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510074956.0A CN105988250B (en) | 2015-02-12 | 2015-02-12 | Display panel |
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| CN201910661077.6A Division CN110262149B (en) | 2015-02-12 | 2015-02-12 | Display panel |
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| CN105988250A true CN105988250A (en) | 2016-10-05 |
| CN105988250B CN105988250B (en) | 2019-08-16 |
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| KR20070078389A (en) * | 2006-01-26 | 2007-07-31 | 엡슨 이미징 디바이스 가부시키가이샤 | Liquid crystal apparatus and electronic device |
| CN102566162A (en) * | 2011-11-23 | 2012-07-11 | 友达光电股份有限公司 | Display panel |
| KR20140138472A (en) * | 2013-05-24 | 2014-12-04 | 엘지디스플레이 주식회사 | Liquid crystal display device and method for manufacturing the same |
| CN104246593A (en) * | 2012-04-27 | 2014-12-24 | 夏普株式会社 | Liquid crystal display element and liquid crystal display device |
| CN204557027U (en) * | 2015-02-12 | 2015-08-12 | 群创光电股份有限公司 | Display panel |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100795344B1 (en) * | 2001-05-29 | 2008-01-17 | 엘지.필립스 엘시디 주식회사 | Array Panel used for a Liquid Crystal Display Device and Method of Fabricating the same |
| JP4544251B2 (en) * | 2007-02-27 | 2010-09-15 | ソニー株式会社 | Liquid crystal display element and display device |
| JP2009122595A (en) * | 2007-11-19 | 2009-06-04 | Hitachi Displays Ltd | Liquid crystal display |
| KR20130032743A (en) * | 2011-09-23 | 2013-04-02 | 삼성디스플레이 주식회사 | Liquid crystal display |
| CN103946742B (en) * | 2011-11-18 | 2016-08-31 | 夏普株式会社 | The manufacture method of semiconductor device, display device and semiconductor device |
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2015
- 2015-02-12 CN CN201510074956.0A patent/CN105988250B/en active Active
- 2015-02-12 CN CN201910661077.6A patent/CN110262149B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20070078389A (en) * | 2006-01-26 | 2007-07-31 | 엡슨 이미징 디바이스 가부시키가이샤 | Liquid crystal apparatus and electronic device |
| CN102566162A (en) * | 2011-11-23 | 2012-07-11 | 友达光电股份有限公司 | Display panel |
| CN104246593A (en) * | 2012-04-27 | 2014-12-24 | 夏普株式会社 | Liquid crystal display element and liquid crystal display device |
| KR20140138472A (en) * | 2013-05-24 | 2014-12-04 | 엘지디스플레이 주식회사 | Liquid crystal display device and method for manufacturing the same |
| CN204557027U (en) * | 2015-02-12 | 2015-08-12 | 群创光电股份有限公司 | Display panel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110262149B (en) | 2022-06-21 |
| CN105988250B (en) | 2019-08-16 |
| CN110262149A (en) | 2019-09-20 |
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