CN101833183B - Liquid crystal display panel - Google Patents
Liquid crystal display panel Download PDFInfo
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- CN101833183B CN101833183B CN2010101889594A CN201010188959A CN101833183B CN 101833183 B CN101833183 B CN 101833183B CN 2010101889594 A CN2010101889594 A CN 2010101889594A CN 201010188959 A CN201010188959 A CN 201010188959A CN 101833183 B CN101833183 B CN 101833183B
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Abstract
The invention discloses a liquid crystal display panel comprising an array basal plate and at least one connecting wire. The connecting wire is arranged at the peripheral area of the array basal plate and comprises a first straight-line segment and a second straight-line segment connected with the first straight-line segment. At least one side edge of the first straight-line segment is arranged along a first direction, at least one side edge of the second straight-line segment is arranged along a second direction, and the first direction is not parallel to the second direction. The first straight-line segment comprises a plurality of first slits arranged along the first direction, and the second straight-line segment comprises a plurality of second slits arranged along the second direction.
Description
Technical field
The invention relates to a kind of display panels, refer to a kind of display panels that Low ESR connects lead that has especially.
Background technology
Narrow frame is designed to one of main trend of present flat-panel screens.In order to reach the requirement of narrow frame; At present in the design of display panels the common practice for light shield layer (black matrix"), the frame glue of the surrounding zone of display panels be connected the lead three and do overlapping setting in vertical direction, use the area that reduces the surrounding zone.The frame glue of display panels is to use photo-hardening frame glue, and therefore UV glue for example must could solidify after exposure and firmly bind array base palte and colored filter substrate, and with the liquid crystal molecule involution.Be arranged at the light shield layer of colored filter substrate owing to have shaded effect; Therefore the exposure of frame glue must be undertaken by the direction of array base palte; Be generally metal material and connect lead, it also has shaded effect, so light only can pass through from the space between the adjacent connection lead; To make the exposure of frame glue not enough thus, and frame glue can't effectively be hardened.
In order to improve the exposure of frame glue in exposure technology, prior art has proposed in connecting lead, to form the practice of opening.Though this practice has increased the exposure of frame glue, caused the impedance that connects lead to raise and increased to connect the risk that lead burns.
Summary of the invention
One of the object of the invention is to provide a kind of display panels, with exposure that increases frame glue and the Low ESR of keeping the connection lead.
A preferred embodiment of the present invention provides a kind of display panels, comprises array basal plate and at least one lead that is connected.Array base palte comprises a surrounding zone.Connect the surrounding zone that lead is arranged at array base palte, wherein connect lead and comprise one first straight-line segment, and one second straight-line segment is connected with this first straight-line segment.At least one side of first straight-line segment is along a first direction setting; At least one side of second straight-line segment is along a second direction setting; First direction and second direction are not parallel, and a tie point of at least one side of at least one side of first straight-line segment and second straight-line segment forms a turning point.First straight-line segment comprises that many form one first slit between first branch that first direction is provided with and adjacent first branch; Second straight-line segment comprises that many form one second slit between second branch that second direction is provided with and adjacent second branch; Each parallel first direction of first slit, and each parallel second direction of second slit.
Another preferred embodiment of the present invention provides a kind of display panels, comprises array basal plate, at least one connection lead and many first compensating wires.Array base palte comprises a surrounding zone; Wherein connect lead and comprise one first straight-line segment; At least one side of first straight-line segment is along a first direction setting; First straight-line segment comprises that many form one first slit between first branch that first direction is provided with and adjacent first branch, and each parallel first direction of first slit.First branch of first compensating wire and first straight-line segment electrically connects and intersects and make first slit form a plurality of first openings, and respectively first opening has a major axis and a minor axis, and this major axis is greater than this minor axis.
The present invention utilizes and the slit that laterally arranges with electric current predominating path direction is set and has the opening of major axis greater than the minor axis characteristic, under the situation that improves the transmittance that connects lead, still can make the connection lead have Low ESR, and can reduce the risk of broken string.
Description of drawings
Fig. 1 has illustrated the synoptic diagram of the display panels of the present invention's first preferred embodiment;
Fig. 2 has illustrated the partial schematic diagram of connection lead shown in Figure 1;
Fig. 3 has illustrated the partial schematic diagram of the connection lead of the present invention's second preferred embodiment;
Fig. 4 has illustrated the partial schematic diagram of the connection lead of the present invention's the 3rd preferred embodiment;
Fig. 5 has illustrated the partial schematic diagram of the connection lead with not parallel with current path slit.
[primary clustering symbol description]
10 display panels, 12 array base paltes
12P surrounding zone, 12D viewing area
14 colored filter substrates, 16 liquid crystal layers
18 connect lead 181 first straight-line segments
181A first 181S of branch first slit
The 181B first compensating wire 181C first opening
182 second straight-line segment 182A, second branch
The 182S second slit 181B second compensating wire
The 182C second opening 18C turning point
183B the 3rd compensating wire 20 light shield layers
22 photo-hardening frame glue 40 connect lead
401 D1 of branch first directions
D2 second direction L1 major axis
W1 minor axis L2 major axis
The W2 minor axis
Embodiment
Be familiar with for making that the those skilled in the art of technical field can further understand the present invention under the present invention, the hereinafter spy enumerates preferred embodiment of the present invention, and cooperate appended graphic, specify constitution content of the present invention and the effect desiring to reach.
Please refer to Fig. 1.Fig. 1 has illustrated the synoptic diagram of the display panels of the present invention's first preferred embodiment.As shown in Figure 1, the display panels 10 of present embodiment comprises array basal plate 12, a colored filter substrate 14 and array base palte 12 in the face of setting, and a liquid crystal layer 16 is arranged between array base palte 12 and the colored filter substrate 14.Definition has a viewing area 12D on the array base palte 12; And one surrounding zone 12P around viewing area 12D; And array base palte 12 comprises by the dot structures that assembly constituted such as gate line, data line, thin film transistor (TFT), storage capacitors and pixel electrode (figure do not show) and is arranged at viewing area 12D; And many connect leads 18 and be arranged at surrounding zone 12P, wherein connects lead 18 and can be used to transmit the required signal of any display panels 10, for example signal, data-signal, common signal etc.Colored filter substrate 14 comprises the surrounding zone 12P of a light shield layer 20 corresponding array base paltes 12, and the viewing area 12D of the corresponding array base palte 12 of assembly such as colored filter (figure does not show).In addition; Display panels 10 more comprises a photo-hardening frame glue 22; Be arranged between array base palte 12 and the colored filter substrate 14; Wherein array base palte 12 engages by photo-hardening frame glue 22 with colored filter substrate 14, and liquid crystal layer 16 by photo-hardening frame glue involution between array base palte 12 and colored filter substrate 14.As shown in Figure 1, in the 12P of surrounding zone, photo-hardening frame glue 22 is arranged at light shield layer 20 and is connected on the lead 18, and photo-hardening frame glue 22 and light shield layer 20 at least be connected lead 18 and overlap.Photo-hardening frame glue 22 needs to utilize exposure to harden to stick together array base palte 12 and colored filter substrate 14 to bring into play its stickiness.Because the effect of light shield layer 20 is shading, can't allow that light passes through, the light (shown in arrow) of the photo-hardening frame glue 22 that therefore is used for hardening is from the direction irradiates light sclerosis frame glue 22 of array base palte 12.
Please refer to Fig. 2, and in the lump with reference to figure 1.Fig. 2 has illustrated the partial schematic diagram of connection lead shown in Figure 1.As shown in Figure 2, in the present embodiment, at least one connection lead 18 comprises one first straight-line segment 181, and one second straight-line segment 182 is connected with first straight-line segment 181.At least one side of first straight-line segment 181 is provided with along a first direction D1; At least one side of second straight-line segment 182 is provided with along a second direction D2; First direction D1 and second direction D2 are not parallel; That is the angle of first direction D1 and second direction D2 is spent greater than 0 and less than 180 degree, at least one side of first straight-line segment 181 (the for example outside of first straight-line segment 181) forms a turning point 18C with a tie point of at least one side (the for example outside of second straight-line segment 182) of second straight-line segment 182 by this.In addition, first straight-line segment 181 comprises many first 181A of branch that are provided with along first direction D1, and forms one first slit (slit) 181S between the first adjacent 181A of branch; Second straight-line segment 182 comprises many second 182A of branch that are provided with along second direction D2; And form one second slit 182S between the second adjacent 182A of branch; Wherein each parallel first direction D1 of the first slit 181S, and each parallel second direction D2 of the second slit 182S.In addition, in the present embodiment, it is parallel to each other substantially in two outer side edges of identical line segment to connect lead 18, but not as limit.
In the present embodiment; Connect lead 18 by the good material of electric conductivity for example metal constitute; Therefore it has shaded effect; Yet first straight-line segment 181 and second straight-line segment 182 that connect lead 18 have the first slit 181S and the second slit 182S respectively, therefore can significantly increase the exposure of photo-hardening frame glue 22 in exposure technology, and make photo-hardening frame glue 22 effectively to harden.In addition; In the process of delivered current; Electric current predominating path I (shown in the dotted line arrow) advances along the first direction D1 of first straight-line segment 181 and the second direction D2 of second straight-line segment 182, and because first branch 181 and the first slit 181S are parallel to first direction D1, and second branch 182 and the second slit 182S are parallel to second direction D2; Therefore electric current can smooth-going ground flow through in regular turn first branch 181 and second branch 182, and make connection lead 18 can have Low ESR.
The connection lead of display panels of the present invention does not exceed with the foregoing description, implements the appearance attitude and have other.Hereinafter will be introduced the connection lead of the display panels of other preferred embodiment of the present invention in regular turn; And for the ease of comparing different place and the simplified illustration of each embodiment; Use the identical identical assembly of symbol mark among each embodiment hereinafter; And the different place that is primarily aimed at each embodiment describes, and no longer repeating part is given unnecessary details.
Please refer to Fig. 3, and please in the lump with reference to figure 1.Fig. 3 has illustrated the partial schematic diagram of the connection lead of the present invention's second preferred embodiment.As shown in Figure 3, be that with the first embodiment difference in the present embodiment, what connect lead 18 can have different live widths at the part line segment.Two outer side edges (also being parallel to first direction D1) parallel to each other that for example connect first straight-line segment 181 of lead 18; And first branch 181 and the first slit 181S are parallel to two outer side edges of first straight-line segment 181; Two outer side edges of second straight-line segment 182 are then not parallel to each other, and second branch 182 and the second slit 182S only are parallel to an outer side edges (also being parallel to second direction D2) of second straight-line segment 182.Likewise, electric current predominating path I (shown in the dotted line arrow) advances along the first direction D1 of first straight-line segment 181 and the second direction D2 of second straight-line segment 182, and therefore connecting lead 18 can have Low ESR.
Please refer to Fig. 4, and please in the lump with reference to figure 1.Fig. 4 has illustrated the partial schematic diagram of the connection lead of the present invention's the 3rd preferred embodiment.As shown in Figure 4; Be with the first embodiment difference; The connection lead 18 of present embodiment comprises many first compensating wire 181B and many second compensating wire 182B in addition; Wherein first 181A of branch of the first compensating wire 181B and first straight-line segment 181 intersects and electrically connects, and second 182A of branch of the second compensating wire 182B and second straight-line segment 182 intersects and electrically connects.In the present embodiment; The angle of first 181A of branch of the first compensating wire 181B and first straight-line segment 181 is substantially greater than 0 degree and smaller or equal to 90 degree; For example first 181A of branch of the first compensating wire 181B and first straight-line segment 181 can be square crossing; But not as limit, make first slit can form a plurality of first openings (slot) 181C by this, and can be between each first compensating wire 181B and laterally arrange or along the different directions setting; The angle of second 182A of branch of the second compensating wire 182B and second straight-line segment 182 is substantially greater than 0 degree and smaller or equal to 90 degree; For example second 182A of branch of the second compensating wire 182B and second straight-line segment 182 can be square crossing; But not as limit; Make second slit can form a plurality of second opening 182C by this, and can be between each second compensating wire 182B and laterally arrange or along the different directions setting.In addition, near the turning point 18C that connects lead 18, connect lead 18 and can comprise the 3rd compensating wire 183B in addition, and the 3rd compensating wire 183B can be parallel or not parallel with the first compensating wire 181B or the second compensating wire 182B.
In the present embodiment; Each first opening 181C and each second opening 182C are the opening of a non-square; Wherein the direction of the longitudinal axis L 1 of each first opening 181C and the direction of minor axis W1 are respectively the direction of parallel and vertical first direction D1, and respectively the direction of the longitudinal axis L 2 of second opening 182C is respectively direction parallel and vertical second direction D2 with the direction of minor axis W2.The effect of the first compensating wire 181B and the second compensating wire 182B is to increase the path that electric current can be advanced, and avoids issuable broken string risk when big electric current is flowed through thinner first 181A of branch of live width and second 182A of branch by this.
Please again with reference to figure 5.Fig. 5 has illustrated the partial schematic diagram of the connection lead with not parallel with electric current predominating path slit.As shown in Figure 5, connect lead 40 and comprise many branches 401, and because branch 401 is not parallel to electric current predominating path I (shown in arrow), therefore connecting lead 40 can expectedly have high impedance.
Please refer to table 1.Table 1 tabular has gone out two kinds of analog results that are connected the resistance value of lead that Fig. 4 and Fig. 5 are disclosed.As shown in table 1; Under identical signal and identical live width and spacing (between the slit apart from or the width of opening) (error is below 2%); The resistance value of experimental group (connection lead shown in Figure 4) is lower than the resistance value of control group (connection lead shown in Figure 5) significantly; Wherein compared to control group, the range of decrease of the resistance value of experimental group is between 23.42% to 73.66%, and the average range of decrease is about 49%.Really has Low ESR by above-mentioned analog result susceptible of proof connection lead of the present invention, so can effectively promote the electrical transmission effect of display panels.
In sum; The present invention utilizes and the slit that laterally arranges with electric current predominating path direction is set and has the opening of major axis greater than the minor axis characteristic; Under the situation that improves the transmittance that connects lead, still can make the connection lead have Low ESR, and can reduce the risk of broken string.
Though the present invention discloses as above with preferred embodiment; Right its is not in order to limit the present invention; Under the situation that does not deviate from spirit of the present invention and essence thereof; Those of ordinary skill in the art work as can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the present invention.
Claims (13)
1. a display panels is characterized in that, comprising:
Array basal plate comprises a surrounding zone;
At least one connection lead; Be arranged at this surrounding zone of this array base palte; Wherein at least one this connection lead comprises one first straight-line segment; And one second straight-line segment be connected with this first straight-line segment, at least one side of this first straight-line segment is along a first direction setting, at least one side of this second straight-line segment is along a second direction setting; This first direction and this second direction are not parallel; And a tie point of at least one side of this first straight-line segment and at least one side of this second straight-line segment forms a turning point, and this first straight-line segment comprises that many form one first slit between first branch that this first direction is provided with and adjacent these first branches, and this second straight-line segment comprises that many form one second slit between second branch that this second direction is provided with and adjacent these second branches; Parallel this first direction of this first slit respectively, and parallel this second direction of this second slit respectively;
Photo-hardening frame glue is arranged at light shield layer and is connected on the lead, and photo-hardening frame glue and light shield layer are at least with to be connected conductor part overlapping;
Second of first branch of wherein said each first straight-line segment and each second straight-line segment branches into a continuous conductor, and continuous conductor does not intersect each other.
2. display panels as claimed in claim 1; It is characterized in that; This connection lead further comprises many first compensating wires and many second compensating wires; Wherein these first compensating wires intersect with these first branches of this first straight-line segment and electrically connect, and these second compensating wires intersect with these second branches of this second straight-line segment and electrically connect.
3. display panels as claimed in claim 2; It is characterized in that; These first compensating wires intersect with these first branches of this first straight-line segment and make these first slits form a plurality of first openings, and these second compensating wires intersect with these second branches of this second straight-line segment and make these second slits form a plurality of second openings.
4. display panels as claimed in claim 3 is characterized in that, these first branch square crossings of these first compensating wires and this first straight-line segment, and these second branch square crossings of these second compensating wires and this second straight-line segment.
5. display panels as claimed in claim 3 is characterized in that, respectively this first opening has a major axis and a minor axis, and this major axis is greater than this minor axis.
6. display panels as claimed in claim 3 is characterized in that, respectively this second opening has a major axis and a minor axis, and this major axis is greater than this minor axis.
7. display panels as claimed in claim 1; Other comprises a colored filter substrate and a liquid crystal layer; Wherein this colored filter substrate and this array base palte is oppositely arranged and glued joint by this photo-hardening frame and to close, and this liquid crystal layer by this photo-hardening frame glue involution between this array base palte and this colored filter substrate.
8. a display panels is characterized in that, comprising:
Array basal plate comprises a surrounding zone;
At least one connection lead; Be arranged at this surrounding zone of this array base palte; Wherein at least one this connection lead comprises one first straight-line segment; At least one side of this first straight-line segment is along a first direction setting, and this first straight-line segment comprises that many form one first slit between first branch that this first direction is provided with and adjacent these first branches, and parallel this first direction of this first slit respectively; And
Many first compensating wires; Wherein these first branches of these first compensating wires and this first straight-line segment electrically connect and intersect and make these first slits form a plurality of first openings; Respectively this first opening has a major axis and a minor axis, and this major axis is greater than this minor axis;
Photo-hardening frame glue is arranged at light shield layer and is connected on the lead, and photo-hardening frame glue and light shield layer are at least with to be connected conductor part overlapping;
This connection lead comprises that further one second straight-line segment is connected with this first straight-line segment; At least one side of this second straight-line segment is along a second direction setting; This first direction and this second direction are not parallel; And a tie point of at least one side of this first straight-line segment and at least one side of this second straight-line segment forms a turning point; This second straight-line segment comprises that many form one second slit between second branch that this second direction is provided with and adjacent these second branches, and parallel this second direction of this second slit respectively;
Second of first branch of wherein said each first straight-line segment and each second straight-line segment branches into a continuous conductor, and continuous conductor does not intersect each other.
9. display panels as claimed in claim 8 is characterized in that, these first branch square crossings of these first compensating wires and this first straight-line segment.
10. display panels as claimed in claim 8; It is characterized in that; Also comprise many second compensating wires, wherein these second branches of these second compensating wires and this second straight-line segment electrically connect and intersect and make these second slits form a plurality of second openings.
11. display panels as claimed in claim 10 is characterized in that, these second branch square crossings of these second compensating wires and this second straight-line segment.
12. display panels as claimed in claim 10 is characterized in that, respectively this second opening has a major axis and a minor axis, and this major axis is greater than this minor axis.
13. display panels as claimed in claim 8; Other comprises a colored filter substrate and a liquid crystal layer; Wherein this colored filter substrate and this array base palte is oppositely arranged and glued joint by this photo-hardening frame and to close, and this liquid crystal layer by this photo-hardening frame glue involution between this array base palte and this colored filter substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101889594A CN101833183B (en) | 2010-05-24 | 2010-05-24 | Liquid crystal display panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101889594A CN101833183B (en) | 2010-05-24 | 2010-05-24 | Liquid crystal display panel |
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| CN101833183A CN101833183A (en) | 2010-09-15 |
| CN101833183B true CN101833183B (en) | 2012-02-01 |
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| CN2010101889594A Active CN101833183B (en) | 2010-05-24 | 2010-05-24 | Liquid crystal display panel |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109407427B (en) * | 2018-11-05 | 2021-01-08 | 惠科股份有限公司 | Display panel and display device |
| CN110221493B (en) * | 2018-11-26 | 2021-09-03 | 友达光电股份有限公司 | Display panel |
| TWI684812B (en) | 2018-11-26 | 2020-02-11 | 友達光電股份有限公司 | Display panel |
| CN109545838B (en) * | 2018-12-20 | 2021-01-08 | 上海天马微电子有限公司 | Display panel and display device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP3977061B2 (en) * | 2001-11-21 | 2007-09-19 | シャープ株式会社 | Liquid crystal display device and defect repair method thereof |
| JP2006030627A (en) * | 2004-07-16 | 2006-02-02 | Sharp Corp | Substrate for display device, and liquid crystal display device using the same |
| CN101424830B (en) * | 2008-12-09 | 2011-10-26 | 友达光电股份有限公司 | Display panel and pixel array substrate |
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