CN101059629A - Pixel structure, positive element array substrate and liquid crystal display panel - Google Patents
Pixel structure, positive element array substrate and liquid crystal display panel Download PDFInfo
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- CN101059629A CN101059629A CN 200610076735 CN200610076735A CN101059629A CN 101059629 A CN101059629 A CN 101059629A CN 200610076735 CN200610076735 CN 200610076735 CN 200610076735 A CN200610076735 A CN 200610076735A CN 101059629 A CN101059629 A CN 101059629A
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Abstract
A picture element structure comprises a baseboard, a scan line, an information line, a share line, an active element, and a picture element electrode, wherein the scan line, the share line and the information line are on the baseboard, the information line and the scan line defines a picture element area on the baseboard, the share line is parallel with the scan line, two sides of the share line are provided with a plurality of branches extended outwards, the active element and the picture element electrode are in the picture element area, the active element is electrically connected with the scan line and the information line, the picture element electrode is electrically connected with the active element, the picture element electrode is provided with two cuts, to expose the connection part of the share line and the branches. The invention also provides an active element array baseboard and a liquid crystal display panel.
Description
Technical field
The invention relates to a kind of image element structure, active component array base board and display panels, and particularly relevant for a kind of do image element structure that laser repairs, active component array base board with and display panels.
Background technology
Membrane transistor LCD (TFT LCD) comprises membrane transistor display panels and module backlight, and the membrane transistor display panels is made of electric crystal array film substrate, colorful filter array substrate and liquid crystal layer.Wherein, electric crystal array film substrate is by the membrane transistor of majority with arrayed, and forms with the pixel electrode (pixelelectrode) of the corresponding configuration of each membrane transistor.Membrane transistor is intended for the on-off element of picture element unit, and in order to control other picture element, usually by choosing specific picture element with data distribution (date line) with the scan wiring (scan line) of membrane transistor electric connection, and it is imposed suitable operating voltage, to show the display data of corresponding this picture element.
Seeing also shown in Figure 1ly, is the structural representation of known electric crystal array film substrate.See also shown in Figure 1ly, known electric crystal array film substrate 100 comprises a substrate (not illustrating), plurality of scanning wirings 110, many data distributions 120, many shared distributions 130 (only illustrating among the figure), a plurality of membrane transistor 140 and a plurality of pixel electrodes 150.Wherein, scan wiring 120 is to be disposed on the substrate with data distribution 130, and on substrate, mark off a plurality of picture element zones 125 that are arrayed, and shared distribution 130 in fact configured in parallel on substrate, and dispose one scan distribution 110 between the adjacent two shared distributions 130.Each shared distribution 130 has outward extending many branches 132.In addition, membrane transistor 140 is disposed at respectively in the picture element zone 125, and each membrane transistor 140 is to be electrically connected to its pairing scan wiring 110 and data distribution 120.
From the above, though it is ripe that the production technology of electric crystal array film substrate 100 has become, but in the manufacture process of electric crystal array film substrate 100, can produce some flaws unavoidably, as foreign matter or residue etc., it causes the branch 132 of shared distribution 130 and the pixel electrode in the part image element structure 150 to electrically connect (as the some A place among Fig. 1) easily, thereby forms flaw image element structure 160.Because no-voltage is poor between the pixel electrode 150 that these electrically connect with the branch 132 of shared distribution 130 and the common electrode of colored optical filtering substrates, so can't order about the liquid crystal molecule rotation.So, will cause the membrane transistor LCD when showing, bad point (bright spot or dim spot) can occur, thereby influence display quality.
Because display these bad points when video picture can cause the discomfort on the sense organ, abandon these display panels defective if directly scrap, and will make that manufacturing cost significantly increases.In general, only rely on and improve process technique and realize that zero defect rate is unusual difficulty, so the flaw repairing technique of display panels becomes suitable important.Yet, the effect of welding and cutting is arranged because of laser, when desiring to come shared distribution 130 in this flaw image element structure 160 of cutting and separating when being electrically connected to the branch 132 of pixel electrode 150 along path B with the technology that laser is repaired, laser also can make pixel electrode 150 and shared distribution 130 be welded together, and making does not still have voltage difference between the common electrode of pixel electrode 150 in the flaw image element structure 160 and colored optical filtering substrates.Therefore, in known electric crystal array film substrate 100, when the branch 132 of pixel electrode 150 and shared distribution 130 electrically connects, can't carry out laser and repair.
Summary of the invention
The purpose of this invention is to provide a kind of image element structure, when electrically connecting, can't carry out the problem that laser is repaired with the branch that solves shared distribution and pixel electrode.
Another object of the present invention provides a kind of active component array base board, is improved so that the branch of shared distribution and pixel electrode when electrically connecting, can't carry out the problem that laser repairs.
Another purpose of the present invention provides a kind of display panels, when the branch of the shared distribution of its active component array base board and pixel electrode electrically connect, can carry out laser and repair.
For reaching above-mentioned or other purposes, the present invention proposes a kind of image element structure, and it comprises a substrate, one scan distribution, a data distribution, a shared distribution, an active member and a pixel electrode.Scan wiring, shared distribution data distribution all are disposed on the substrate, and data distribution and scan wiring mark off a picture element zone on substrate.Shared distribution is parallel to scan wiring in fact, and the both sides of this shared distribution have outward extending a plurality of branch.In addition, active member and pixel electrode all are disposed in the picture element zone, and wherein active member is electrically connected to scan wiring and data distribution, and pixel electrode is electrically connected to active member.In addition, this pixel electrode has two breach, to expose the junction of shared distribution and branch.
In one embodiment of this invention, above-mentioned branch's example is to be in close proximity to the opposite side that the picture element zone is parallel to the data distribution.
The present invention proposes a kind of active component array base board in addition, and it comprises a substrate, plurality of scanning wirings, many data distributions, many shared distributions, a plurality of active member and a plurality of pixel electrodes.Wherein, scan wiring and data distribution all are disposed on the substrate, and data distribution and scan wiring mark off a plurality of picture element zones that are arrayed on substrate.Shared distribution configured in parallel in fact and disposes the one scan distribution between the adjacent two shared distributions on substrate.The both sides of each shared distribution have outward extending a plurality of branch respectively.In addition, active member and pixel electrode are disposed at respectively in the picture element zone, and wherein each active member is electrically connected to its pairing scan wiring and data distribution, and each pixel electrode is electrically connected to its pairing active member.In addition, each pixel electrode has two breach, to expose the shared distribution in each picture element zone and the junction of branch.
The present invention proposes a kind of display panels again, and it comprises a liquid crystal layer, a subtend substrate and a said active element array substrate, and wherein liquid crystal layer is to be disposed between active component array base board and the subtend substrate.
In an embodiment of the present invention, the branch of the shared distribution of each of said active element array substrate is in close proximity to the data distribution.
In an embodiment of the present invention, above-mentioned subtend substrate for example is a colored optical filtering substrates.
In above-mentioned image element structure and the active component array base board, active member for example is a membrane transistor.
In above-mentioned image element structure and the active component array base board, the material of pixel electrode comprises the electrically conducting transparent material.
In above-mentioned image element structure and the active component array base board, the electrically conducting transparent material comprise indium tin oxide (indium tin oxide, ITO) or indium-zinc oxide (indium zinc oxide, IZO).
In the present invention, expose the junction of shared distribution and branch because of the breach of pixel electrode, therefore electrically connect and when making display panels when showing, produce badly when the branch of pixel electrode and shared distribution, can carry out laser from indentation, there and repair and repair bad point.
For above-mentioned and other purposes, feature and advantage of the present invention can be become apparent, preferred embodiment cited below particularly, and cooperate appended graphicly, be described in detail below.
Description of drawings
Fig. 1 is the structural representation of known electric crystal array film substrate.
Fig. 2 is the diagrammatic cross-section of the display panels of one embodiment of the invention.
Fig. 3 is the structural representation of the active component array base board among Fig. 2.
Fig. 4 is the synoptic diagram of in one embodiment of the invention active component array base board being repaired.
100: electric crystal array film substrate 110,210: scan wiring
120,220: data distribution 125,225: picture element zone
130,230: shared distribution 132,232: branch
140: membrane transistor 150,250: pixel electrode
160,260 ': flaw image element structure 200: active component array base board
240: active member 241: gate
242: semiconductor layer 244: source electrode
246: drain 252: breach
260: image element structure 300: the subtend substrate
400: liquid crystal layer 500: display panels
A, C: some B, D: path
Embodiment
Seeing also shown in Figure 2ly, be the diagrammatic cross-section of the display panels of one embodiment of the invention, and Fig. 3 is the structural representation of the active component array base board among Fig. 2.See also Fig. 2 and shown in Figure 3, the display panels 500 of present embodiment comprises an active component array base board 200, a subtend substrate 300 and a liquid crystal layer 400, and wherein liquid crystal layer 400 is to be disposed between active component array base board 200 and the subtend substrate 300.This subtend substrate 300 for example is a colored optical filtering substrates.
From the above, active component array base board 200 comprises a substrate (not illustrating), plurality of scanning wirings 210, many data distributions 220, many shared distributions 230 (only illustrating among the figure), a plurality of active member 240 and a plurality of pixel electrodes 250.Wherein, scan wiring 210 all is disposed on the substrate with data distribution 220, and data distribution 220 marks off a plurality of picture element zones 225 that are arrayed with scan wiring 210 on substrate.Shared distribution 230 configured in parallel in fact and disposes one scan distribution 210 between the adjacent two shared distributions 230 on substrate.The both sides of each shared distribution 230 have outward extending a plurality of branch 232 respectively.In addition, active member 240 is disposed at respectively in the picture element zone 225 with pixel electrode 250, wherein each active member 240 is electrically connected to its pairing scan wiring 210 and data distribution 220, and each pixel electrode 250 is electrically connected to its pairing active member 240.In addition, each pixel electrode 250 has two breach 252, to expose the junction of shared distribution 230 and branch 232 in each picture element zone 225.
In the said active element array substrate 200, scan wiring 210, data distribution 220, shared distribution 230, active member 240 and pixel electrode 250 in each picture element zone 225 are to constitute an image element structure 260.Wherein, active member 240 for example is a membrane transistor, and it comprises a gate 241, semi-conductor layer 242, one source pole 244 and a drain 246.Gate 241 is to electrically connect with scan wiring 210, and semiconductor layer 242 is to be disposed on the gate 241.In one embodiment, semiconductor layer 242 for example comprises a channel layer (not illustrating) and an ohmic contact layer (not illustrating) that is disposed on the channel layer.Source electrode 244 is to be disposed on the semiconductor layer 242 of gate 241 tops with drain 246, and is electrically connected to its pairing data distribution 220 and pixel electrode 250 respectively.
In the present embodiment, the branch 232 of each shared distribution 230 is in close proximity to data distribution 220, that is the branch 232 of the shared distribution 230 in each image element structure 260 is opposite side that the picture element zone 225 that is in close proximity to each image element structure 260 place is parallel to data distribution 220.In addition, the material of each pixel electrode 250 for example is indium tin oxide, indium-zinc oxide or other transparent or opaque conductive material.
Seeing also shown in Figure 4ly, is the synoptic diagram of in one embodiment of the invention active component array base board being repaired.See also shown in Figure 4, when some flaws (as foreign matter or residue etc.) that produced in because of manufacture process when said active element array substrate 200 cause the branch 232 of partial common distribution 230 to electrically connect (as the some C place among Fig. 2) with part pixel electrode 250, can form flaw image element structure 260 '.In flaw image element structure 260 ', because and no-voltage is poor between the common electrode of the pixel electrode 250 of branch's 232 electric connections of shared distribution 230 and subtend substrate 300, so the liquid crystal molecule that can't order about in the liquid crystal layer 400 rotates, so will cause display panels 500 when showing, bad point to occur, and then influence display quality.
Because in the known electric crystal array film substrate 100 (as shown in Figure 1), can't carry out laser to flaw image element structure 160 and repair.In the manufacture process of the active component array base board 200 of present embodiment, the special mask pattern that changes pixel electrode 250, make each pixel electrode 250 have a breach 252, to expose the junction of shared distribution 230 and its branch 232 in the junction of the shared distribution 230 of correspondence and its branch 232.Thus, when using the laser repairing technique to come the shared distribution 230 in this flaw image element structure 260 ' of cutting and separating along path D and being electrically connected to the branch 232 of pixel electrode 250, because laser can not beaten simultaneously on pixel electrode 250 and shared distribution 230, so can not cause pixel electrode 250 and shared distribution 230 to be welded together.Therefore, in the active component array base board 200 of present embodiment, can electrically connect the bad point that produces with pixel electrode 250 by the branch 232 that the laser repairing technique be repaired in the display panels 500 because of shared distribution 230, with the display quality of lifting display panels 500.
In sum, image element structure of the present invention, active component array base board and display panels have following advantage at least:
1. because the junction of the corresponding shared distribution of pixel electrode and its branch has a breach, therefore electrically connect and when making display panels produce badly when the branch of pixel electrode and shared distribution, can carry out laser from indentation, there and repair the shared distribution of cutting and separating and the branch that is electrically connected to pixel electrode repairing bad point, and then promote the display quality of display panels.
2. owing to electrically connecting the bad point that produces, the branch because of pixel electrode and shared distribution can repair, thus can reduce the quantity that display panels is scrapped, to reduce production costs.
Though the present invention discloses as above with preferred embodiment; right its is not in order to limiting the present invention, anyly has the knack of this skill person, without departing from the spirit and scope of the present invention; when can doing a little change and retouching, so protection scope of the present invention is as the criterion when looking aforesaid the claim person of defining.
Claims (16)
1, an image element structure is characterized in that it comprises:
One substrate;
The one scan distribution is disposed on this substrate;
One data distribution is disposed on this substrate, and this data distribution and this scan wiring on this substrate to define a picture element zone;
One shared distribution is disposed on this substrate, and this shared distribution is parallel to this scan wiring in fact, and wherein the both sides of this shared distribution have an outward extending majority branch;
One active member is disposed in this picture element zone, and is electrically connected to this scan wiring and this data distribution; And
One pixel electrode is disposed in this picture element zone, and this pixel electrode is electrically connected to this active member, and wherein this pixel electrode has two breach, to expose the junction of this shared distribution and those branches.
2, image element structure according to claim 1 is characterized in that wherein those branches are in close proximity to the opposite side that this picture element zone is parallel to this data distribution.
3, image element structure according to claim 1 is characterized in that wherein this active member comprises membrane transistor.
4, image element structure according to claim 1 is characterized in that wherein the material of this pixel electrode comprises the electrically conducting transparent material.
5, image element structure according to claim 4 is characterized in that wherein this electrically conducting transparent material comprises indium tin oxide or indium-zinc oxide.
6, an active component array base board is characterized in that it comprises:
One substrate;
Most scan wirings are disposed on this substrate;
Most data distributions are disposed on this substrate, and those data distributions and those scan wirings define the picture element zone that majority is arrayed on this substrate;
Most shared distributions, configured in parallel and disposes the one scan distribution between the adjacent two shared distributions on this substrate in fact, and wherein respectively the both sides of this shared distribution have outward extending most branch respectively;
Most active members be disposed at respectively in those picture element zones, and respectively this active member are electrically connected to its pairing this scan wiring and this data distribution; And
Most pixel electrodes, be disposed at respectively in those picture element zones, and respectively this pixel electrode is electrically connected to its pairing this active member, and wherein respectively this pixel electrode has two breach, to expose this shared distribution in this picture element zone respectively and the junction of those branches.
7, active component array base board according to claim 6 is characterized in that wherein respectively those branches of this shared distribution are in close proximity to those data distributions.
8, active component array base board according to claim 6 is characterized in that wherein those active members comprise membrane transistor.
9, active component array base board according to claim 6 is characterized in that wherein the material of those pixel electrodes comprises the electrically conducting transparent material.
10, active component array base board according to claim 9 is characterized in that wherein this electrically conducting transparent material comprises indium tin oxide or indium-zinc oxide.
11, a display panels is characterized in that it comprises:
One active component array base board comprises:
One substrate;
Most scan wirings are disposed on this substrate;
Most data distributions are disposed on this substrate, and those data distributions and those scan wirings are the picture element zone of arrayed to define majority on this substrate;
Most shared distributions, configured in parallel and disposes the one scan distribution between the adjacent two shared distributions on this substrate in fact, and wherein respectively the both sides of this shared distribution have outward extending most branch respectively;
Most active members be disposed at respectively in those picture element zones, and respectively this active member are electrically connected to its pairing this scan wiring and this data distribution;
Most pixel electrodes be disposed at respectively in those picture element zones, and respectively this pixel electrode are electrically connected to its pairing this active member, and wherein respectively this pixel electrode exposes this shared distribution in this picture element zone respectively and the junction of those branches;
One subtend substrate; And
One liquid crystal layer is disposed between this active component array base board and this subtend substrate.
12, display panels according to claim 11 is characterized in that wherein respectively those branches of this shared distribution are in close proximity to those data distributions.
13, display panels according to claim 11 is characterized in that wherein those active members comprise membrane transistor.
14, display panels according to claim 11 is characterized in that wherein the material of those pixel electrodes comprises the electrically conducting transparent material.
15, display panels according to claim 14 is characterized in that wherein this electrically conducting transparent material is to comprise indium tin oxide or indium-zinc oxide.
16, display panels according to claim 11 is characterized in that wherein this subtend substrate comprises colored optical filtering substrates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610076735 CN101059629A (en) | 2006-04-18 | 2006-04-18 | Pixel structure, positive element array substrate and liquid crystal display panel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610076735 CN101059629A (en) | 2006-04-18 | 2006-04-18 | Pixel structure, positive element array substrate and liquid crystal display panel |
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| Publication Number | Publication Date |
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| CN101059629A true CN101059629A (en) | 2007-10-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200610076735 Pending CN101059629A (en) | 2006-04-18 | 2006-04-18 | Pixel structure, positive element array substrate and liquid crystal display panel |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101847638B (en) * | 2009-03-25 | 2012-07-25 | 华映视讯（吴江）有限公司 | Active component array substrate and liquid crystal display panel |
| CN111880346A (en) * | 2020-08-19 | 2020-11-03 | 成都中电熊猫显示科技有限公司 | Array substrate, display panel and repairing method for broken wires of wires |
| WO2023070726A1 (en) * | 2021-10-27 | 2023-05-04 | Tcl华星光电技术有限公司 | Array substrate and display panel |
-
2006
- 2006-04-18 CN CN 200610076735 patent/CN101059629A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101847638B (en) * | 2009-03-25 | 2012-07-25 | 华映视讯（吴江）有限公司 | Active component array substrate and liquid crystal display panel |
| CN111880346A (en) * | 2020-08-19 | 2020-11-03 | 成都中电熊猫显示科技有限公司 | Array substrate, display panel and repairing method for broken wires of wires |
| CN111880346B (en) * | 2020-08-19 | 2022-11-29 | 成都中电熊猫显示科技有限公司 | Array substrate, display panel and repairing method for broken wires of wires |
| WO2023070726A1 (en) * | 2021-10-27 | 2023-05-04 | Tcl华星光电技术有限公司 | Array substrate and display panel |
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