WO2021184906A1 - 阵列基板、显示装置 - Google Patents
阵列基板、显示装置 Download PDFInfo
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- WO2021184906A1 WO2021184906A1 PCT/CN2020/140831 CN2020140831W WO2021184906A1 WO 2021184906 A1 WO2021184906 A1 WO 2021184906A1 CN 2020140831 W CN2020140831 W CN 2020140831W WO 2021184906 A1 WO2021184906 A1 WO 2021184906A1
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- pixel electrode
- electrodes
- electrode
- array substrate
- base substrate
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- 239000000758 substrate Substances 0.000 title claims abstract description 114
- 239000010409 thin film Substances 0.000 claims description 15
- 239000003086 colorant Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 5
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000003071 parasitic effect Effects 0.000 description 3
- 238000000059 patterning Methods 0.000 description 3
- 230000003044 adaptive effect Effects 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
Images
Classifications
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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
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1343—Electrodes
- G02F1/134309—Electrodes characterised by their geometrical arrangement
- G02F1/134345—Subdivided pixels, e.g. for grey scale or redundancy
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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
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1343—Electrodes
- G02F1/134309—Electrodes characterised by their geometrical arrangement
-
- 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
- G02F1/134363—Electrodes characterised by their geometrical arrangement for applying an electric field parallel to the substrate, i.e. in-plane switching [IPS]
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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
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1343—Electrodes
- G02F1/13439—Electrodes characterised by their electrical, optical, physical properties; materials therefor; method of making
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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
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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
- G02F1/1368—Active matrix addressed cells in which the switching element is a three-electrode device
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
- H01L27/1214—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
- H01L27/124—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs with a particular composition, shape or layout of the wiring layers specially adapted to the circuit arrangement, e.g. scanning lines in LCD pixel circuits
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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
- G02F1/136227—Through-hole connection of the pixel electrode to the active element through an insulation layer
Definitions
- the present disclosure relates to the field of display technology, and in particular to an array substrate and a display device.
- LCD display has occupied a leading position in the display industry.
- products with ADS Advanced Super Dimension Switch, advanced super dimensional field conversion technology
- ADS Advanced Super Dimension Switch, advanced super dimensional field conversion technology
- the display panel of the ADS structure needs to provide notches on part of the pixel electrodes.
- the notches will affect the display effect of the display panel.
- an array substrate which includes: a base substrate, a plurality of data lines, and a plurality of pixel electrodes.
- the plurality of data lines include adjacent first data lines and second data lines;
- the plurality of pixel electrodes include at least one bridge pixel electrode, and the orthographic projection of the bridge pixel electrode on the base substrate is located on the first data line And the second data line are between the orthographic projection of the base substrate; wherein a first notch is provided on the side of the bridge pixel electrode close to the first data line, and the bridge pixel electrode is close to the second A second gap is provided on one side of the data line.
- the plurality of bridge pixel electrodes include a first bridge pixel electrode and a second bridge pixel electrode located in adjacent rows, and the array substrate is also Including: multiple common sub-electrodes, common connecting wires, and connecting electrodes.
- the common sub-electrodes and the pixel electrodes are arranged in a one-to-one correspondence, and the corresponding common sub-electrodes and the pixel electrodes are at least partially overlapped with the orthographic projection of the pixel electrodes on the array substrate;
- the common sub-electrode; the connecting electrode includes a first connecting block and a second connecting block that are connected, and the orthographic projection of the first connecting block on the base substrate is located in the first bridging pixel electrode and the first gap is in the Within the orthographic projection range of the base substrate, the orthographic projection of the second connection block on the base substrate is located within the orthographic projection range of the first notch of the second bridge pixel electrode on the base substrate.
- the first connection block is electrically connected to a common sub-electrode corresponding to the first bridge pixel electrode through a via hole
- the second connection block is electrically connected to a common sub-electrode through a via hole.
- the line is electrically connected
- the common connection line is electrically connected to the common sub-electrode corresponding to the second bridged pixel electrode.
- the first connection block is electrically connected to the common sub-electrode corresponding to the first bridge pixel electrode through a via hole
- the second connection block is electrically connected to the common sub-electrode through the via hole.
- the common sub-electrode corresponding to the second bridge pixel electrode is electrically connected.
- the array substrate further includes a data line extending in the second direction, and the common connection line includes electrically connected lead parts and bridge parts.
- the lead portion extends along the first direction; the orthographic projection of the bridge portion on the base substrate is located within the range of the orthographic projection of the second bridge pixel electrode on the first notch of the base substrate, and The width of the connecting portion in the second direction is greater than the width of the lead portion in the second direction, and the second connecting block is electrically connected to the common connecting line through the bridging portion.
- the array substrate further includes a gate line extending in a first direction, and the first bridge pixel electrode and the second bridge pixel electrode are respectively located on one of the gate lines On both sides of the gate line, the first gaps of the first bridging pixel electrode and the second bridging pixel electrode are located close to the gate line.
- the first bridging pixel electrode and the second bridging pixel electrode are located in the same column; the array substrate further includes a gate line, and the gate line is located on the base substrate.
- the orthographic projection is located between the orthographic projections of the common sub-electrodes in adjacent rows on the base substrate, and the grid lines include electrically connected wiring portions and gate portions; the grid portion is in the orthographic projection of the base substrate Located between adjacent data lines on the orthographic projection of the base substrate, and the width of the gate portion is greater than the width of the wiring portion.
- the array substrate further includes a thin film transistor, and the common connecting line is provided in the same layer as the gate layer of the thin film transistor; the common sub-electrode is provided on the gate of the thin film transistor.
- the electrode layer faces the side of the base substrate; the pixel electrode is arranged on the side of the thin film transistor source and drain layer away from the base substrate; the array substrate includes a sub-pixel unit for forming multiple colors
- the pixel electrodes and pixel electrodes corresponding to at least one color are all the bridged pixel electrodes.
- the pixel electrodes of the same column form sub-pixel units of the same color
- the pixel electrode corresponding to the first color is arranged as a bridge pixel electrode
- the first common sub-electrode is arranged corresponding to the bridge pixel electrode; wherein ,
- the first common sub-electrodes located in the same row and adjacent columns are respectively connected to the common sub-electrodes of the upper row and the common sub-electrodes of the lower row through the connecting electrodes.
- a display device including the above-mentioned array substrate.
- FIG. 1 is a schematic diagram of the structure of an array substrate in the related art
- FIG. 2 is a schematic structural diagram of an exemplary embodiment of an array substrate of the present disclosure
- FIG. 3 is a schematic structural diagram of another exemplary embodiment of the array substrate of the present disclosure.
- Figure 4 is a cross-sectional view at the dotted line 6 in Figure 3;
- FIG. 5 is a schematic structural diagram of an exemplary embodiment of the array substrate of the present disclosure.
- Fig. 6 is a partial enlarged view of Fig. 5.
- FIG. 1 it is a schematic diagram of the structure of an array substrate in the related art.
- the array substrate includes a plurality of pixel electrodes (141, 142 in FIG. 1) and common sub-electrodes (111, 112 in FIG. 1) distributed in an array.
- the pixel electrodes and the common sub-electrodes are arranged opposite to each other, and the corresponding pixel electrodes At least partially overlap with the orthographic projection of the common sub-electrode on the array substrate.
- the common sub-electrodes located in the same row are electrically connected by a common connecting line. As shown in FIG.
- the electrodes are electrically connected through the common connection line 122.
- the connecting electrode 15 is located in the pixel electrode layer. Electrical connection, thereby connecting the common sub-electrodes of adjacent rows. As shown in FIG. 1, since the connecting electrode 15 needs to be provided, corresponding notches need to be provided at the lower left of the pixel electrode 141 and the upper left of the pixel electrode 142.
- the connecting electrode 15 can be electrically connected to the common sub-electrode through a via hole at the position of the notch. .
- a pixel electrode provided with a gap can be called a bridge pixel electrode.
- the bridge pixel electrode and the left and right data lines 161, 162 have different lateral field capacitances, which leads to voltage crosstalk (V -crosstalk), display horizontal stripes and other problems.
- the exemplary embodiment provides an array substrate, as shown in FIG. 2, which is a schematic structural diagram of an exemplary embodiment of the array substrate of the present disclosure.
- the array substrate includes: a base substrate 401, a plurality of data lines 11, 12, and 13, and a plurality of pixel electrodes 21, 22, 23, and 24.
- a plurality of data lines extend along the second direction X and include adjacent first data lines 11 and second data lines 12; the plurality of pixel electrodes include bridging pixel electrodes 21, and the bridging pixel electrodes 21 are on the base substrate
- the orthographic projection of 401 is located between the orthographic projection of the first data line 11 and the second data line 12 on the base substrate; wherein, the bridge pixel electrode 21 is arranged on a side close to the first data line 11
- There is a first notch 211, and a second notch 212 is provided on the side of the bridging pixel electrode 21 close to the second data line 12.
- the array substrate is provided with notches on both sides of the bridge pixel electrode, wherein the first notch can be used to provide the connecting electrode, the first notch is disposed close to the first data line 11, and the second notch is disposed close to the second data line 12, so
- the bridging pixel electrode and the data lines on both sides have similar lateral field capacitances, thereby reducing the problem of voltage crosstalk (V-crosstalk) of the bridging pixel electrode and improving the display effect.
- V-crosstalk voltage crosstalk
- the area of the first gap and the area of the second gap may be equal or similar.
- the second notch can be provided at any position of the bridged pixel electrode close to the second data line 12. As shown in FIG. 2, the second notch can be provided at the upper right of the bridged pixel electrode. To bridge the lower right and other positions of the pixel electrode, there may also be multiple second gaps.
- FIG. 3 it is a schematic structural diagram of another exemplary embodiment of the array substrate of the present disclosure.
- the plurality of bridge pixel electrodes include a first bridge pixel electrode 21 and a second bridge pixel electrode 22 located in adjacent rows
- the array substrate may further include: a plurality of common sub-electrodes (Figure 3 shows the common sub-electrodes 31 and 32 as an example) and the connecting electrode 4.
- the common sub-electrodes and the pixel electrodes are arranged in a one-to-one correspondence, and the corresponding common sub-electrodes and the pixel electrodes are at least partially overlapped with the orthographic projection of the pixel electrodes on the base substrate, for example, the common sub-electrodes 31 and the first bridge pixels
- the electrodes 21 are arranged correspondingly, the common sub-electrodes 32 and the second bridge pixel electrodes 22 are arranged correspondingly, and the common sub-electrodes located in the same row are electrically connected by a common connecting line.
- the common sub-electrodes in the row where the common sub-electrodes 31 are located pass The connecting wire 51 is electrically connected, and the common sub-electrodes in the row of the common sub-electrode 32 are electrically connected through the common connecting wire 52.
- the common connection line may be directly formed on the side of the common sub-electrode away from the base substrate, and the common connection line directly overlaps the common sub-electrode, thereby electrically connecting the common sub-electrodes in the same row; or in other embodiments
- an insulating layer may be provided between the common connection line and the common sub-electrode, and the two are electrically connected through a via hole penetrating the insulating layer.
- the connecting electrode 4 includes a first connecting block 41 and a second connecting block 42 connected to each other.
- the orthographic projection of the first connecting block 41 on the base substrate 401 is located in the first gap of the first bridging pixel electrode 21.
- the orthographic projection of the second connecting block 42 on the base substrate is located at the first notch of the second bridging pixel electrode 22 in the orthographic projection range of the base substrate Inside.
- the connecting electrode 4 may be formed in the same layer as the pixel electrode, that is, formed by the same patterning process, and the material is the same, but not necessarily on the same plane or the same height. It should be understood that in other exemplary embodiments, the connection electrode may also be located on other conductive layers.
- FIG. 4 is a cross-sectional view at the dotted line 6 in FIG. 3.
- the array substrate may include: common sub-electrodes 31, 32, common connection lines 51, 52, data line 11, a first insulating layer 402, a second insulating layer 403, and a connection electrode 4.
- the common sub-electrodes 31, 32 are arranged on the substrate.
- the common connection lines 51, 52 are arranged on the side of the common sub-electrodes 31, 32 away from the base substrate 401, and the first insulating layer 402 is located on the side of the common connection lines 51, 52 away from the base substrate.
- the data line 11 is arranged on the side of the first insulating layer 402 away from the base substrate, the second insulating layer 403 is arranged on the side of the data line 11 away from the base substrate, and the connecting electrode 4 is arranged on the second insulating layer 403 away from the base substrate On the side.
- the array substrate may include thin film transistors, and the common connecting lines 51, 52 may be arranged in the same layer as the gate of the thin film transistor, that is, formed by a patterning process; the data line 11 may be arranged in the same layer as the source and drain of the thin film transistor , Which is formed by a patterning process.
- the first connection block 41 may be electrically connected to the common sub-electrode 31 corresponding to the first bridge pixel electrode 21 through a via hole
- the second connection block 42 may be electrically connected to a common connection line 52 through a via hole
- the common connecting line 52 is electrically connected to the common sub-electrode 32 corresponding to the second bridged pixel electrode 42.
- the pixel electrode layer and the common electrode layer may be formed of indium tin oxide, and the indium tin oxide has a certain degree of transparency to improve the light output rate of the display panel.
- the gate layer may be formed of a metal or alloy.
- the gate layer may be formed of a metal such as copper, aluminum, silver, or an alloy thereof.
- connecting the second connection block 42 and the common sub-electrode 32 through the common connection line 52 can reduce the resistance between the second connection block 42 and the common sub-electrode 32, thereby increasing The uniformity of the voltage on each common sub-electrode.
- the first connection block may also be electrically connected to a common sub-electrode corresponding to the first bridge pixel electrode through a via hole
- the second connection block may also directly pass through a via hole and a common sub-electrode.
- the common sub-electrode corresponding to the second bridge pixel electrode is electrically connected.
- the common connection line 52 may include electrically connected: a lead part 521 and a jumper part 522.
- the lead portion 521 may extend along the first direction Y, the orthographic projection of the bridging portion 522 on the base substrate is located within the range of the first gap of the second bridging pixel electrode 22, and the bridging portion 522 is located in the second gap.
- the width of the direction X is greater than the width of the lead portion 521 in the second direction X, and the second connection block 42 is electrically connected to the common connection line 52 through the jumper 522. Wherein, providing the lead portion 521 with a smaller width can reduce the parasitic capacitance between the lead portion 521 and the data line.
- the first bridge pixel electrode 21 and the second bridge pixel electrode 22 may be located in the same column.
- the first gaps of the first bridging pixel electrode 21 and the second bridging pixel electrode 22 are both arranged close to the gate line located between them.
- the first notch of the first bridging pixel electrode 21 is provided at the lower left of the first bridging pixel electrode 21, and the first notch of the second bridging pixel electrode 22 is provided at the upper left of the second bridging pixel electrode 22
- the connecting electrode can be electrically connected to the common sub-electrode through the via hole at the position of the gap.
- first bridge pixel electrode 21 and the second bridge pixel electrode 22 may be located in different columns.
- the first notch of the first bridging pixel electrode 21 and the first notch of the second bridging pixel electrode 22 may be arranged in other positions.
- connection electrodes may only electrically connect part of the common sub-electrodes to achieve electrical connection of all the common sub-electrodes in the column direction.
- the pixel electrodes need to be configured as the above-mentioned bridge pixel electrodes (ie, pixel electrodes provided with gaps), and the other pixel electrodes are normal pixel electrodes (ie, pixel electrodes without gaps).
- the array substrate may include pixel electrodes corresponding to multiple colors, and the pixel electrodes of at least one color are all the bridge pixel electrodes.
- this setting sets the pixel electrodes of the same color sub-pixel unit as the bridge pixel electrode, which can make the pixel electrodes of the same color sub-pixel unit have the same area, thereby avoiding The sub-pixel units of the same color emit light unevenly.
- FIG. 5 it is a schematic structural diagram of an exemplary embodiment of the array substrate of the present disclosure.
- the line extends in the second direction X.
- the array substrate may include three-color sub-pixel units, the n+1th column of pixel electrodes is located in the first color sub-pixel unit, the n+2th column of pixel electrodes is located in the second color sub-pixel unit, and the n+3th column of pixel electrodes Located in the third color sub-pixel unit.
- the pixel electrode 71 corresponding to the first color is located in the n+1th column, and the pixel electrode 71 and the common sub-electrode 72 are arranged correspondingly.
- the pixel electrodes 71 are all bridging pixel electrodes.
- the common sub-electrodes 72 located in the same row and adjacent columns are respectively connected to the common sub-electrodes of the upper row and the common sub-electrodes of the lower row through the connecting electrodes 73.
- the common sub-electrodes 72 in the third row and the first column are electrically connected to the common sub-electrodes 72 in the second row and the first column
- the common sub-electrodes 72 in the third row and the fourth column are electrically connected to the common sub-electrodes 72 in the third row and the fourth column.
- the common sub-electrode 72 is electrically connected.
- the bridge pixel electrodes may be located in sub-pixel units of the same color, thereby avoiding uneven light emission of the sub-pixel units of the same color.
- the connecting electrodes are spaced apart along the first direction Y and the second direction X.
- the first direction Y may be a row direction
- the second direction X may be a column direction.
- adjacent connecting electrodes Located in different columns and in the column direction, adjacent connecting electrodes are located in different rows. This arrangement can avoid the problem of uneven voltage on the common sub-electrode caused by the charge on the common sub-electrode extending in the same column direction.
- FIG. 6 is a partial enlarged view of FIG. 5.
- the array substrate further includes a grid line 501, the orthographic projection of the grid line 501 on the base substrate is located between the orthographic projections of the common sub-electrodes in adjacent rows on the base substrate, and the grid lines 501 include traces.
- Portion 81, gate portion 82, the orthographic projection of the gate portion 82 on the base substrate is located between the orthographic projections of adjacent data lines 502 on the base substrate, and the width of the gate portion 82 in the direction in which the data lines extend It is larger than the width of the wiring portion 81 in the extending direction of the data line.
- the gate portion 82 may form the gate of a thin film transistor that controls pixel switching.
- the thin film transistor further includes an active layer 83, a first electrode 85, and a second electrode 84.
- the active layer 83 is located at the gate portion. 82 is away from the side of the base substrate, and the orthographic projection of the active layer 83 on the base substrate is located on the orthographic projection of the gate portion 82 on the base substrate.
- the active layer 83 includes a channel region, a first source-drain contact portion, and a second source-drain contact portion.
- the first electrode 85 of the thin film transistor is connected to the data line 502, and the first electrode 85 and the first source-drain contact portion are on the substrate.
- the orthographic projection of the substrate is at least partially overlapped, the first electrode 85 is electrically connected to the first source/drain contact portion through the via hole; the second electrode 84 of the thin film transistor is electrically connected to the pixel electrode, and the second electrode 84 is connected to the second source/drain contact portion.
- the orthographic projections of the base substrate at least partially overlap, and the second electrode 84 is electrically connected to the second source/drain contact portion through the via hole.
- the exemplary embodiment also provides a display panel including the above-mentioned array substrate.
- the display panel has the same technical features and working principles as the above-mentioned array substrate, which will not be repeated here.
- This exemplary embodiment also provides a display device including the above-mentioned array substrate.
- the display device may be a display device such as a mobile phone, a TV, a tablet computer, etc.
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Abstract
Description
Claims (10)
- 一种阵列基板,其中,包括:衬底基板;多条数据线,包括相邻的第一数据线和第二数据线;多个像素电极,包括至少一个桥接像素电极,所述桥接像素电极在所述衬底基板的正投影位于所述第一数据线和第二数据线在所述衬底基板的正投影之间;其中,所述桥接像素电极靠近所述第一数据线的一侧设置有第一缺口,所述桥接像素电极靠近所述第二数据线的一侧设置有第二缺口。
- 根据权利要求1所述的阵列基板,其中,所述桥接像素电极为多个,多个所述桥接像素电极包括位于相邻行的第一桥接像素电极和第二桥接像素电极,所述阵列基板还包括:多个公共子电极,所述公共子电极与所述像素电极一一对应设置,相对应的所述公共子电极与所述像素电极在阵列基板的正投影至少部分重合;公共连接线,用于电连接所述公共子电极;连接电极,包括相连接的第一连接块和第二连接块,所述第一连接块在所述衬底基板的正投影位于所述第一桥接像素电极第一缺口在所述衬底基板的正投影范围内,所述第二连接块在所述衬底基板的正投影位于所述第二桥接像素电极第一缺口在所述衬底基板的正投影范围内。
- 根据权利要求2所述的阵列基板,其中,所述第一连接块通过过孔和与所述第一桥接像素电极对应的公共子电极电连接,所述第二连接块通过过孔和一公共连接线电连接,该公共连接线电连接与所述第二桥接像素电极对应的公共子电极。
- 根据权利要求2所述的阵列基板,其中,所述第一连接块通过过孔和与所述第一桥接像素电极对应的公共子电极电连接,所述第二连接块通过过孔和与所述第二桥接像素电极对应的公共子电极电连接。
- 根据权利要求3所述的阵列基板,其中,所述阵列基板还包括沿第二方向延伸的数据线,所述公共连接线包括电连接的:引线部,沿第一方向延伸,所述第一方向与第二方向不同;跨接部,所述跨接部在所述衬底基板的正投影位于所述第二桥接像素电极的第一缺口在所述衬底基板的正投影范围内,且所述跨接部的在第二方向的宽度大于所述引线部在第二方向的宽度,所述第二连接块通过所述跨接部与所述公共连接线电连接。
- 根据权利要求2所述的阵列基板,其中,所述阵列基板还包括沿第一方向延伸的栅线,所述第一桥接像素电极和所述第二桥接像素电极分别位于一所述栅线的两侧,所述第一桥接像素电极和所述第二桥接像素电极的第一缺口均靠近该栅线设置。
- 根据权利要求2所述的阵列基板,其中,所述第一桥接像素电极和所述第二桥接像素电极位于同一列;所述阵列基板还包括沿第一方向延伸的栅线和沿第二方向延伸的数据线,所述第一方向与第二方向不同;所述栅线在所述衬底基板的正投影位于相邻行的所述公共子电极在所述衬底基板的正投影之间,所述栅线包括电连接的:走线部;栅极部,在所述衬底基板的正投影位于相邻数据线在所述衬底基板的正投影之间,且所述栅极部在所述第二方向上的宽度大于所述走线部在所述第二方向上的宽度。
- 根据权利要求2所述的阵列基板,其中,所述阵列基板还包括,薄膜晶体管,所述公共连接线与所述薄膜晶体管的栅极同层设置;所述公共子电极设置于所述薄膜晶体管栅极面向所述衬底基板的一侧;所述像素电极设置于所述薄膜晶体管源漏极背离所述衬底基板的一侧;所述阵列基板包括用于形成多种颜色子像素单元的像素电极,至少对应一种颜色的像素电极均为所述桥接像素电极。
- 根据权利要求8所述的阵列基板,其中,同一列像素电极形成同一颜色的子像素单元,与第一颜色对应的像素电极设置为桥接像素电极,第一公共子电极与桥接像素电极对应设置;其中,位于同一行且相邻列的第一公共子电极分别通过所述连接电极与上一行公共子电极、下一行公共子电极连接。
- 一种显示装置,其中,包括权利要求1-9任一项所述的阵列基板。
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CN113867056B (zh) * | 2020-06-30 | 2023-01-10 | 京东方科技集团股份有限公司 | 显示基板、显示面板和显示装置 |
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