WO2015096340A1 - 阵列基板及其制备方法、显示装置 - Google Patents
阵列基板及其制备方法、显示装置 Download PDFInfo
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- WO2015096340A1 WO2015096340A1 PCT/CN2014/076608 CN2014076608W WO2015096340A1 WO 2015096340 A1 WO2015096340 A1 WO 2015096340A1 CN 2014076608 W CN2014076608 W CN 2014076608W WO 2015096340 A1 WO2015096340 A1 WO 2015096340A1
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- Prior art keywords
- common electrode
- bridge
- array substrate
- line
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- 239000000758 substrate Substances 0.000 title claims abstract description 67
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 17
- 239000010409 thin film Substances 0.000 claims abstract description 40
- 239000010410 layer Substances 0.000 claims description 73
- 238000000034 method Methods 0.000 claims description 26
- 239000002184 metal Substances 0.000 claims description 23
- 238000009826 distribution Methods 0.000 claims description 15
- 238000000059 patterning Methods 0.000 claims description 9
- 239000010408 film Substances 0.000 claims description 8
- 238000002360 preparation method Methods 0.000 claims description 8
- 239000004020 conductor Substances 0.000 claims description 5
- 238000002161 passivation Methods 0.000 claims description 5
- 239000011241 protective layer Substances 0.000 claims description 5
- 239000004065 semiconductor Substances 0.000 claims description 5
- 239000004973 liquid crystal related substance Substances 0.000 description 4
- 230000005684 electric field Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 210000002858 crystal cell Anatomy 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Classifications
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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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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/50—Assembly of semiconductor devices using processes or apparatus not provided for in a single one of the subgroups H01L21/06 - H01L21/326, e.g. sealing of a cap to a base of a container
- H01L21/56—Encapsulations, e.g. encapsulation layers, coatings
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76838—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the conductors
- H01L21/76877—Filling of holes, grooves or trenches, e.g. vias, with conductive material
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76897—Formation of self-aligned vias or contact plugs, i.e. involving a lithographically uncritical step
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/52—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames
- H01L23/538—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames the interconnection structure between a plurality of semiconductor chips being formed on, or in, insulating substrates
- H01L23/5381—Crossover interconnections, e.g. bridge stepovers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/52—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames
- H01L23/538—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames the interconnection structure between a plurality of semiconductor chips being formed on, or in, insulating substrates
- H01L23/5384—Conductive vias through the substrate with or without pins, e.g. buried coaxial conductors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/52—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames
- H01L23/538—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames the interconnection structure between a plurality of semiconductor chips being formed on, or in, insulating substrates
- H01L23/5386—Geometry or layout of the interconnection structure
-
- 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
- H01L27/1259—Multistep manufacturing methods
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
Definitions
- the present invention relates to the field of display, and in particular, to an array substrate, a preparation method thereof, and a display device. Background technique
- ADS Advanced-Super Dimensional Switching
- ADS forms a multi-dimensional electric field by a parallel electric field generated by the pixel electrode or the common electrode edge in the same plane and a longitudinal electric field generated between the pixel electrode and the common electrode, so that the liquid crystal cell All of the aligned liquid crystal molecules directly between the inner pixel electrode or the common electrode, the pixel electrode or the common electrode can generate a rotation conversion, thereby improving the planar orientation system liquid crystal working efficiency and increasing the light transmission efficiency.
- Advanced super-dimensional field switching technology improves TFT-LCD picture quality with high transmittance, wide viewing angle, high aperture ratio, low chromatic aberration, low response time, and no push mura.
- the ADS mode display device is formed by pairing a color film substrate and an ADS array substrate.
- the ADS array substrate includes: a substrate, a thin film transistor, a pixel electrode 11 and a common electrode 12 disposed on the substrate, and the pixel electrode 11 is The upper electrode is a slit electrode, and the common electrode 12 is a plate electrode.
- the source/drain metal layer forms the source/drain 172 of the thin film transistor and the data line 171; the gate metal layer forms the gate line 13 (a portion of the gate line 13 serves as the gate of the thin film transistor) and the common electrode line 14, and also requires A gate pad 141 is formed, and then a second transparent conductive layer (2 nd ITO for forming the pixel electrode 11) is used to form the connection line 15.
- the connection line 15 electrically connects the common electrode line 14 and the common electrode 12 through the via hole 16 in the gate connection region 141.
- the process is increased. However, if the common electrode line 14 and the gate line 13 are disposed in the same layer, the presence of the common electrode line 14 and the gate connection region 141 may cause a decrease in the aperture ratio; in addition, when the common electrode line 14 is connected to the common electrode 12, there is a via hole. This will increase the connection resistance of the gate line. Summary of the invention
- Embodiments of the present invention provide an array substrate, a method of fabricating the same, and a display device, which can improve an aperture ratio and improve a gate signal delay caused by an increase in connection resistance of a gate line.
- an embodiment of the present invention provides an array substrate, including: a thin film transistor; a substrate; a common electrode disposed on the substrate; a gate line, the gate line including a plurality of discrete portions of the discontinuous distribution, the independent portion passing The bridges are connected to each other; and a common electrode line disposed in the same layer and spaced apart from the gate line, wherein the common electrode line has a connection portion that is directly electrically connected to the common electrode through a gap between the independent portions.
- the common electrode line has a bent section that is bent into the gap and electrically connected to the connecting portion.
- the bridge is disposed in the same layer as the source/drain of the thin film transistor; at least a portion of the bent portion is hidden at a blocking position of the bridge.
- the bridge is disposed in the same layer as the source/drain of the thin film transistor.
- the bridge is a transparent conductive material and is disposed in the same layer as the common electrode.
- the array substrate further includes a pixel electrode, and the bridge is a transparent conductive material and is disposed in the same layer as the pixel electrode.
- the array substrate further includes a parallel connection disposed above the independent portion via an insulating layer; and two ends of the parallel connection are respectively electrically connected to adjacent independent portions.
- the parallel wiring is disposed in the same layer as the source/drain of the thin film transistor.
- opposite ends of the two independent portions connected to the bridge are respectively provided with through holes, and the parallel wires and the bridges are electrically connected to the two independent portions through corresponding via holes.
- embodiments of the present invention provide a display device including any of the array substrates described above.
- an embodiment of the present invention further provides a method for preparing an array substrate, including the following steps:
- Manufacturing a gate metal layer comprising forming a gate, a gate line, and a common electrode line, wherein the gate line formed includes a plurality of discrete portions of discontinuous distribution, and the formed common electrode line has a gap extending through the gap between the independent portions a connection to a preset position;
- a thin film transistor comprising: forming a gate insulating layer of a thin film transistor, a semiconductor layer, a source and a drain, and a data line; 53. Forming a common electrode, wherein the common electrode is electrically connected to the common electrode line through a connection portion extending through the gap;
- the method also includes the step of forming a bridge, the two ends of the bridge being electrically connected to two adjacent ones of the separate portions.
- a bridge is formed over the independent portion.
- step S5 a transparent conductive film is formed, and a pixel electrode is formed by a patterning process while forming a bridge over the independent portion.
- the two ends of the bridge are electrically connected to the adjacent two of the independent portions through via holes, respectively.
- step S2 is formed on the source/drain metal layer by a patterning process, in addition to forming the source, drain and data lines of the thin film transistor, and simultaneously above the independent portion. Formed and connected, the two ends of the parallel connection are respectively connected to the independent portion through a via hole.
- the present invention also relates to a method of fabricating an array substrate, comprising the steps of: forming a plurality of discrete portions of a discontinuous distribution as a component of a gate line; forming a common electrode line having a pass through the separate portion a gap extending to a connection portion at a predetermined position; forming a bridge, the two ends of the bridge being electrically connected to two adjacent ones of the separate portions; and forming a common electrode, the common electrode extending through the A connection portion of the gap is electrically connected to the common electrode line.
- the above preparation method further comprises the steps of: forming and connecting the upper portion of the independent portion via an insulating layer, and the two ends of the parallel wire are respectively electrically connected to the adjacent independent portions.
- an array substrate, a method for fabricating the same, and a display device the gate line is disposed as a plurality of independent portions of intermittent distribution, and the independent portions are connected to each other by a bridge, and the common electrode line has a separate portion.
- the common electrode line is directly electrically connected to the common electrode through the connection portion, and the gate connection region and the via hole provided for connecting the common electrode line and the common electrode are omitted as compared with the technique mentioned in the background art, thereby being improved Opening ratio, and improve grid line due to increased connection resistance
- the gate signal is delayed.
- FIG. 1 is a schematic structural view of an ADS mode array substrate known to the inventors
- FIG. 2 is a schematic structural view of a gate metal layer of an array substrate according to an embodiment of the present invention.
- FIG. 3 is a schematic structural view of a gate metal layer of an array substrate according to another embodiment of the present invention.
- FIG. 4 is a schematic structural view of an array substrate according to still another embodiment of the present invention
- FIG. 5 is a schematic structural view of an array substrate according to still another embodiment of the present invention
- FIG. 6 is an array substrate according to still another embodiment of the present invention.
- FIG. 7 is a flow chart showing a method of fabricating an array substrate according to an embodiment of the present invention.
- Embodiments of the present invention provide an array substrate.
- the array substrate includes: a thin film transistor; a substrate; a common electrode 12 disposed on the substrate; a gate line, the gate line includes a plurality of discrete portions 130 that are intermittently distributed, and the independent portion 130 passes through the bridge 152.
- the gate line Connected to each other; and a common electrode line 14 disposed in the same layer and spaced apart from the gate line, wherein the public power
- the pole line 14 has a connection portion 144 that is directly connected to the common electrode 12 through a gap between the individual portions 130.
- Embodiments of the present invention provide an array substrate for a planar field display device, the array substrate being provided with a pixel electrode and a common electrode, and a thin film transistor for controlling display signal loading.
- the array substrate generally includes a substrate, a gate metal layer (for forming a gate line and a gate of a thin film transistor), a gate insulating layer, a semiconductor layer, and a source/drain metal layer (on the substrate) Forming a source and a drain of the data line and the thin film transistor, an interlayer insulating layer, a first transparent conductive layer, a passivation protective layer, a second transparent conductive layer, wherein the first transparent conductive layer and the second transparent conductive layer Used to form a pixel electrode and a common electrode, respectively.
- the gate metal layer of this embodiment includes a gate line and a common electrode line 14, and the gate line includes a plurality of independent portions 130 of intermittent distribution, independent.
- the portions 130 are interconnected by a bridge (not shown in the drawings, see reference numeral 152 in FIGS. 4-6); the connection portion 144 of the common electrode line 14 extends through the discontinuity of the gate line (or the gap between the individual portions 130) ) is directly electrically connected to the common electrode 12.
- the independent portion 130 may further include a gate electrode 131 of the thin film transistor.
- the gap between two adjacent independent portions 130 may be located below the bridge.
- the embodiment of the present invention omits the gate connection region and the via hole provided for connecting the common electrode line and the common electrode, thereby increasing the aperture ratio and reducing the connection resistance of the gate line. In turn, the gate signal delay due to the increase in connection resistance is improved.
- the gap between adjacent individual portions 130 may also be increased while the common electrode line 14 is bent to form a bent portion 142, such as As shown in FIG. 3 (only the common electrode 12 and the gate metal layer are shown), the bent sections of the common electrode line 14 are disposed at the gaps between the adjacent independent portions 130. Specifically, in FIGS. 3 and 4, in the gap between two adjacent independent portions 130, a portion of the common electrode line 14 is bent upward, and the bent portion 142 is branched and connected to the common electrode 12, and the other branch is connected. It is hidden in the blocking position of the grid bridge 152, thereby reducing the occupied area of the metal trace and further increasing the aperture ratio.
- the bridge for connecting the independent portion 130 to form the gate line may be any conductive film layer well known to those skilled in the art on the array substrate, or newly added to specifically form the The conductive film layer of the bridge.
- the bridge described in this embodiment may It is disposed in the same layer as the source/drain of the thin film transistor, and may also be disposed in the same layer as the pixel electrode or the common electrode on the substrate.
- the bridge is a transparent conductive material. Therefore, the embodiment of the present invention does not specifically limit the film layer forming the bridge and the manner of formation.
- the array substrate according to the present invention will be described in detail by way of another specific embodiment.
- the array substrate is provided with a pixel electrode 11, a common electrode 12, a thin film transistor, a gate line, a common electrode line 14 and a data line 171; and the gate line and the data line 171 are vertically crisscrossed to form a pixel.
- the pixel electrode 11 and the common electrode 12 are disposed in the pixel region, and the thin film transistor is disposed at an intersection of the gate line and the data line 171.
- the gate line includes a plurality of discrete portions 130 of discrete distribution as shown in FIG. 3, formed of a gate metal layer, and the individual portions 130 are interconnected by a bridge 152 to form a turn-on gate line.
- the bridge 152 is disposed in the same layer as the source/drain 172 of the thin film transistor.
- the common electrode line 14 is disposed in parallel with the gate line, and a portion of the common electrode line 14 is folded up to form a bent portion 142, and the bent portion 142 is connected to the connecting portion 144 directly connected to the common electrode 12, and at least a portion of the bent portion 142 is hidden. In the occlusion position of the bridge 152.
- the gate line includes a plurality of discrete portions 130 (the individual portions 130 may be referred to FIG. 2), and the individual portions 130 are connected to each other by a bridge 152, the bridge 152 and the pixel electrode 11 Same layer setting.
- the common electrode line 14 is disposed in parallel with the gate line, and the connection portion 144 of the common electrode line 14 extends directly through the gap between the individual portions 130 below the bridge 152 to be directly connected to the common electrode 12.
- the individual portions 130 are connected to each other by a bridge 152 to form a turn-on gate line.
- the gate line resistance mainly reducing the gate line resistance due to the bridge
- the gate signal delay is avoided, and in some (or all) of the independent portion 130
- the upper layer is provided with an insulating layer and is connected to the line 153.
- the array substrate may further include: a parallel wiring 153 overlapping the independent portion 130 via an insulating layer, and both ends of the parallel wiring 153 are electrically connected to the independent portion 130, respectively.
- the two ends of the parallel connection 153 are connected to the separate portion 130 through vias, respectively.
- the bridge 152 and the parallel connection 153 may be connected to the independent portion 130 according to the above requirements through separately provided via holes, and of course, the via holes may be shared.
- the via holes may be shared.
- only two via holes need to be provided on each of the independent portions 130, and the bridge 152, the parallel wires 153 and the independent portion 130 are electrically connected at the via holes.
- the gate lines are disposed as separate portions of the intermittent distribution, and the connection portion 144 of the common electrode line 14 is directly connected to the common electrode 12 through the gap between the independent portions 130, omitting the connection of the common electrode line 14 and the common electrode 12
- the gate connection region and the via hole can increase the aperture ratio and reduce the connection resistance of the gate line, thereby improving the gate signal delay caused by the increase of the connection resistance.
- the parallel wiring 153 is provided in parallel with the independent portion 130 via the insulating layer over the independent portion 130, the gate line resistance can be lowered, and the gate signal delay due to the increase in the gate line resistance can be further improved.
- the array substrate of the embodiment is exemplified by a thin film transistor having a bottom gate structure, but is also applicable to a thin film transistor having a top gate structure.
- a thin film transistor having a top gate structure a person skilled in the art can according to actual conditions. Select a conductive layer (usually a metal layer or an electrode layer) above or below to form a bridge.
- the embodiment of the invention further provides a display device comprising any of the above array substrates.
- the display device can increase the aperture ratio and improve the gate signal delay due to the increase in the connection resistance of the gate line, thereby achieving higher display quality.
- the display device may be: a liquid crystal panel, a electronic paper, a mobile phone, a tablet computer, a television, a display, a notebook computer, a digital photo frame, a navigation device, and the like, or any display product or component.
- a method of preparing an array substrate according to an embodiment of the present invention is described below. As shown in FIG. 7, the method includes the following steps:
- a gate metal layer forming a gate, a gate line, and a common electrode line; wherein, the gate line formed in the step includes a plurality of independent portions of the discontinuous distribution, and the formed common electrode line has an extension through the independent a gap between the portions and a connection portion to a preset position of the common electrode;
- a thin film transistor forming a gate insulating layer, a semiconductor layer, a source and a drain of the thin film transistor, and a data line; wherein, in the step, a source of the thin film transistor is formed on the source/drain metal layer by a patterning process, In the case of the drain and the data line, a bridge is also formed over the independent portion, and both ends of the bridge are electrically connected to the adjacent two separate portions.
- the gate line formed in step S1 includes a plurality of discrete portions of discontinuous distribution having a connection portion extending through a gap between the individual portions to a predetermined position of the common electrode.
- a bridge is formed over the independent portion, and the two ends of the bridge are respectively adjacent to each other.
- the two separate parts are electrically connected, and the rest of the steps are substantially similar to the prior art, and are not described herein again.
- a transparent conductive film is formed, and a pixel electrode is formed by a patterning process while forming a bridge over the independent portion.
- the common electrode lines formed in step S1 are bent to form a bent portion at a gap between the independent portions, and the aperture ratio can be further increased.
- the gate connection region and the via hole provided for connecting the common electrode line and the common electrode are omitted, thereby increasing the aperture ratio, reducing the connection resistance of the gate line, and thereby improving the connection.
- the gate signal is delayed due to the increase in resistance.
- the gate metal layer when the gate metal layer is formed into a gate line, only a plurality of independent portions of the discontinuous distribution are formed, and the formed connection portion of the common electrode line extends to the common through the gap between the independent portions.
- a preset position of the electrode when a source/drain or a pixel electrode of the thin film transistor is subsequently formed, a bridge is formed at the same time, and the independent portions are connected to each other to form a gate line, thus, compared with the technique mentioned in the background art
- the gate connection region and the via hole for connecting the common electrode line and the common electrode can be omitted, thereby increasing the aperture ratio and improving the gate signal delay due to the increase in the connection resistance of the gate line.
- the present invention provides a method of fabricating an array substrate, comprising the following steps:
- Manufacturing a gate metal layer comprising forming a gate, a gate line, and a common electrode line, wherein the gate line formed includes a plurality of discrete portions of discontinuous distribution, and the formed common electrode line has a gap extending through the gap between the independent portions a connection to a preset position;
- Manufacturing a thin film transistor comprising: forming a gate insulating layer of a thin film transistor, a semiconductor layer, a source and a drain, and a data line;
- the method further includes a step of forming a bridge, and two ends of the bridge are respectively electrically connected to two adjacent ones of the adjacent portions.
- the present invention also provides a method of fabricating an array substrate, comprising the steps of: forming a plurality of independent portions of a discontinuous distribution as a component of a gate line; forming a common electrode line, the common electrode line having an independent a gap between the portions extending to a connection portion at a preset position; forming a bridge, the two ends of the bridge being electrically connected to the adjacent two independent portions, respectively; and forming a common electrode, the common electrode extending through the The connection portion of the gap is electrically connected to the common electrode line.
- the above preparation method further comprises the steps of: forming and connecting the upper portion of the independent portion via an insulating layer, and the two ends of the parallel wire are respectively electrically connected to the adjacent independent portions.
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Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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US14/418,161 US9431432B2 (en) | 2013-12-23 | 2014-04-30 | Array substrate, method for manufacturing the same, display device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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CN201310717853.2A CN103715202B (zh) | 2013-12-23 | 2013-12-23 | 阵列基板及其制备方法、显示装置 |
CN201310717853.2 | 2013-12-23 |
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WO2015096340A1 true WO2015096340A1 (zh) | 2015-07-02 |
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PCT/CN2014/076608 WO2015096340A1 (zh) | 2013-12-23 | 2014-04-30 | 阵列基板及其制备方法、显示装置 |
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US (1) | US9431432B2 (zh) |
CN (1) | CN103715202B (zh) |
WO (1) | WO2015096340A1 (zh) |
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CN103715202B (zh) | 2013-12-23 | 2015-04-01 | 京东方科技集团股份有限公司 | 阵列基板及其制备方法、显示装置 |
CN106502012A (zh) * | 2017-01-03 | 2017-03-15 | 深圳市华星光电技术有限公司 | Ffs模式的阵列基板及其制作方法 |
CN206348571U (zh) * | 2017-01-10 | 2017-07-21 | 京东方科技集团股份有限公司 | 一种阵列基板、显示面板及显示装置 |
CN107093608B (zh) * | 2017-05-04 | 2020-03-27 | 京东方科技集团股份有限公司 | 阵列基板及其制造方法、显示装置 |
CN109410757A (zh) | 2017-08-15 | 2019-03-01 | 元太科技工业股份有限公司 | 挠性显示装置及其边框元件 |
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CN113205773B (zh) * | 2021-04-28 | 2023-08-08 | 京东方科技集团股份有限公司 | 显示面板及显示装置 |
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