WO2024022050A1 - 显示面板、其制作方法及显示装置 - Google Patents

显示面板、其制作方法及显示装置 Download PDF

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Publication number
WO2024022050A1
WO2024022050A1 PCT/CN2023/105775 CN2023105775W WO2024022050A1 WO 2024022050 A1 WO2024022050 A1 WO 2024022050A1 CN 2023105775 W CN2023105775 W CN 2023105775W WO 2024022050 A1 WO2024022050 A1 WO 2024022050A1
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WO
WIPO (PCT)
Prior art keywords
area
display
substrate
size
polarizer
Prior art date
Application number
PCT/CN2023/105775
Other languages
English (en)
French (fr)
Inventor
曾泽村
方涛
张天峰
范文丽
李美莹
黄建华
Original Assignee
京东方科技集团股份有限公司
福州京东方光电科技有限公司
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Application filed by 京东方科技集团股份有限公司, 福州京东方光电科技有限公司 filed Critical 京东方科技集团股份有限公司
Publication of WO2024022050A1 publication Critical patent/WO2024022050A1/zh

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Classifications

    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133528Polarisers
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/133388Constructional arrangements; Manufacturing methods with constructional differences between the display region and the peripheral region
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133509Filters, e.g. light shielding masks
    • G02F1/133512Light shielding layers, e.g. black matrix

Definitions

  • the present disclosure relates to the field of display technology, and in particular, to a display panel, a manufacturing method thereof, and a display device.
  • Liquid crystal display (Liquid Crystal Display, LCD) has the advantages of light weight, low power consumption, high image quality, low radiation and easy portability. It has gradually replaced the traditional cathode ray tube display (CRT). It is widely used in modern information equipment.
  • LCD Liquid Crystal Display
  • embodiments of the present disclosure provide a display panel, including a display area and a selected frame area located on at least one side of the display area, where the display panel includes:
  • the opposite display substrate and the counter substrate cover the display area and the selected frame area
  • a liquid crystal layer is located between the display substrate and the opposite substrate, and the liquid crystal layer is at least provided in the display area;
  • a first polarizer located on the side of the opposite substrate away from the liquid crystal layer, the first polarizer covering the display area and the selected frame area;
  • a second polarizer is located on the side of the display substrate away from the liquid crystal layer.
  • the second polarizer The film covers the display area and the selected frame area, the light transmission axis of the second polarizer intersects the light transmission axis of the first polarizer, the second polarizer, the first polarizer At least one of the sheet and the liquid crystal layer is configured to control light shading in the selected frame area.
  • the above display panel provided by the embodiment of the present disclosure also includes a first frame sealing glue and a second frame sealing glue.
  • the first frame sealing glue surrounds the display area and the selected frame.
  • the second frame sealing glue separates the display area and the selected frame area.
  • the liquid crystal layer has no pattern in the selected frame area.
  • the opposing substrate includes a black matrix disposed toward the liquid crystal layer, and the black matrix extends from the display area to the selected frame. area, and in the selected frame area, the black matrix is disconnected along the extension direction of the selected frame area.
  • the opposite substrate further includes a color resist layer and an alignment layer sequentially provided on the side of the black matrix facing the liquid crystal layer, and the The color resist layer and the orientation layer are disposed in the display area and the selected frame area at the same time, and at the position where the black matrix is disconnected in the selected frame area, the color resist layer and the orientation layer Layers are all disconnected.
  • the selected frame area includes a transition pattern area adjacent to the display area, and a transition pattern area located on a side of the transition pattern area away from the display area. No pattern area; the film layer of the opposite substrate in the transition pattern area and the film layer in the display area are of the same layer and material, the film layer of the display substrate in the transition pattern area, and the film layer in the display area The film layers of the display area are of the same layer and made of the same material.
  • the ratio of the width of the transition pattern area to the width of the selected frame area greater than 0 and less than 0.001.
  • the above-mentioned display panel provided by the embodiment of the present disclosure also includes a first frame area provided with a gate driving circuit and a second frame area used for bonding the chip, the first The frame area is adjacent to the second frame area;
  • the selected frame area is located on a side of the display area away from the first frame area, and/or the selected frame area is located on a side of the display area away from the second frame area.
  • the first frame area and the second frame area respectively include light-shielding layers; on the same side of the display area, the first sealing layer There is a first distance between the frame glue and the second frame sealant; the first distance is equal to the width of the light-shielding layer on the opposite side of the second frame sealant.
  • At least one of the first polarizer and the second polarizer includes a light-shielding structure, and the light-shielding structure is connected to the selected frame. areas overlap at least partially.
  • the first polarizer and the second polarizer include a polarizing base layer, and the light shielding structure is built in the polarizing base layer.
  • embodiments of the present disclosure provide a method for manufacturing the above-mentioned display panel, including:
  • a display substrate of a first size and an opposite substrate of a first size are provided.
  • the display substrate of the first size and the opposite substrate of the first size include a display area and a selected portion located on at least one side of the display area.
  • a frame area, and a cutting area located on the side of the selected frame area away from the display area;
  • a first polarizer is attached to the side of the opposite substrate of the display panel of the second size, and a second polarizer is attached to the layer where the display substrate is located.
  • the light transmission axis of the second polarizer is consistent with
  • the light transmission axes of the first polarizer are intersectingly arranged, and at least one of the second polarizer, the first polarizer and the liquid crystal layer is configured to control the light shading of the selected frame area to obtain the present invention.
  • a frame sealing glue is formed on the opposite substrate of the first size, and is dripped at least in the display area of the display substrate of the first size.
  • LCD specifically including:
  • a first frame sealing glue is formed in a full circle on the edge of the opposite substrate of the first size, and a second frame sealing glue is formed on the edge of the selected frame area adjacent to the display area.
  • the first frame sealing glue Surrounding the display area and the selected frame area adjacent to the edge of the display area, the second frame sealing glue separates the display area and the selected frame area; and between the selected frame area
  • liquid crystal is dripped on the display substrate of the first size corresponding to the display area surrounded by the first frame sealant and the second frame sealant.
  • a first-sized display substrate and a first-sized opposing substrate are provided, specifically including:
  • the display area, the selected frame area located on at least one side of the display area, and the cutting area located on the side of the selected frame area away from the display area are formed.
  • the method further includes:
  • the film layer located in the selected frame area on the opposite substrate of the first size is disconnected along the extending direction of the selected frame area.
  • a first-sized display substrate and a first-sized opposing substrate are provided, specifically including:
  • the film layer of the display substrate of the first size is formed in the display area and the transition pattern area; and using the third A mask corresponding to the opposite substrate of one size, and the exposure baffle, forming a film layer of the opposite substrate of the first size in the display area and the transition pattern area;
  • the selected frame area is located on at least one side of the display area, the cutting area is located on a side of the selected frame area away from the display area, and the transition pattern area is located on and adjacent to the selected frame area.
  • the display area is set, and the width of the transition pattern area in the vertical direction of the selected frame extension direction is positively correlated with the distance from the mask to the exposure baffle.
  • the first polarizer after removing the cutting area of the display panel of the first size to obtain the display panel of the second size, and after the display panel of the second size is obtained, Attaching the first polarizer to the side of the panel where the opposite substrate is located, and before attaching the second polarizer to the layer where the display substrate is located, it also includes:
  • a first polarizer and a second polarizer are provided, and at least one of the first polarizer and the second polarizer includes a light-shielding structure provided corresponding to the selected frame area.
  • an embodiment of the present disclosure provides a display device, including the above display panel provided by an embodiment of the present disclosure.
  • Figure 1 is a structural schematic diagram of a display panel in related technology
  • Figure 2 is a schematic structural diagram of an opposing substrate in the related art
  • Figure 3 is a schematic structural diagram of a color filter substrate in the related art
  • Figure 4 is a schematic diagram of cutting the opposite substrate
  • Figure 5 is a schematic diagram of the opposite substrate after cutting
  • Figure 6 is another structural schematic diagram of a display panel in the related art
  • Figure 7 is a cross-sectional view along line a-a’ in Figure 6;
  • Figure 8 is a schematic structural diagram of a display panel provided by an embodiment of the present disclosure.
  • Figure 9 is a cross-sectional view along line b-b’ in Figure 8.
  • Figure 10 is a cross-sectional view along line c-c’ in Figure 8.
  • Figure 11 is a cross-sectional view along line d-d’ in Figure 8.
  • Figure 12 is a schematic diagram of a mask of a display panel provided by an embodiment of the present disclosure.
  • Figure 13 is a schematic diagram of an opposing substrate prepared using the mask scheme shown in Figure 12;
  • Figure 14 is a schematic diagram of a display substrate prepared using the mask scheme shown in Figure 12;
  • Figure 15 is a cross-sectional view of the display panel shown in Figure 13 and Figure 14 corresponding to line c-c' in Figure 8;
  • Figure 16 is another structural schematic diagram of a display panel provided by an embodiment of the present disclosure.
  • Figure 17 is a schematic diagram of cutting the opposite substrate in the display panel shown in Figure 16;
  • Figure 18 is a schematic diagram of the opposite substrate shown in Figure 17 after cutting
  • Figure 19 is another structural schematic diagram of an opposing substrate provided by an embodiment of the present disclosure.
  • Figure 20 is a schematic diagram of the first polarizer provided by an embodiment of the present disclosure.
  • Figure 21 is a schematic diagram of a second polarizer provided by an embodiment of the present disclosure.
  • Figure 22 is another structural schematic diagram of a display panel provided by an embodiment of the present disclosure.
  • Figure 23 is a schematic diagram of cutting a display panel of the first size provided by an embodiment of the present disclosure.
  • FIG. 24 is a schematic structural diagram of the opposite substrate in the display panel shown in FIG. 23 .
  • the liquid crystal display screen shown in Figure 1 includes a counter substrate (CF) shown in Figure 2 and a display substrate (Array) shown in Figure 3.
  • the two substrates face each other to form a liquid crystal cell (Cell).
  • the LCD screen is divided into display area AA, sealing area S, and signal binding area P according to functions.
  • the counter substrate (CF) is provided with sub-pixels (RGB) arranged in an array in the display area AA, and a black matrix (BM) used to define each sub-pixel (RGB).
  • the black matrix (BM) extends to form a circle of light-shielding layer (BM') around the display area AA.
  • the display substrate (Array) is provided with intersecting gate lines (Gate lines, G) and data lines (Data lines, D) in the display area AA, array-arranged transistors (TFTs), and pixels electrically connected to the transistors (TFTs). Electrodes, etc.; the periphery of the display area AA mainly includes the signal binding area P, and the lead (Fanout line, F) connecting the signal binding area P to the display area AA.
  • the process of preparing an LCD screen with a target size by cutting an existing mass-produced LCD screen includes: For example, taking an 86-inch (inch) LCD screen and cutting it into a target size 63-inch LCD screen, first Use a complete set of masks for the 86-inch LCD screen to process the counter substrate (CF) and display substrate (Array), and then apply the sealant S on the 86-inch counter substrate (CF) to define the 63-inch area, and then connect the 86-inch counter substrate (CF) and the 86-inch display substrate (Array) to form a box, and finally cut it to obtain a 63-inch LCD screen.
  • CF counter substrate
  • Array display substrate
  • the light shielding layer (BM') of the counter substrate (CF) in the cutting area (CA) is cut off, which will cause light leakage at the edge formed by cutting (ie, the right edge).
  • black tape (T) is attached to the edge formed by cutting for shading (as shown in Figures 6 and 7). On the one hand, this will add an extra process and increase the cost. On the other hand, the black tape (T) ) will affect the appearance.
  • the edges formed by cutting on the light-emitting side of the LCD screen Because the black tape (T) is attached, it can fit with the outer frame, but other edges will form gaps (Gap) with the outer frame, causing differences in peripheral image quality.
  • a display panel as shown in FIGS. 8 to 11 , including a display area AA, and a selected area formed by cutting on at least one side of the display area AA.
  • Border area such as GR
  • the display panel includes:
  • the opposite display substrate 001 and the counter substrate 002 cover the display area AA and the selected frame area (such as GR);
  • the liquid crystal layer 003 is located between the display substrate 001 and the counter substrate 002, and the liquid crystal layer 003 is at least provided in the display area AA;
  • the first polarizer 004 is located on the side of the opposite substrate 002 away from the liquid crystal layer 003.
  • the first polarizer 004 covers the display area AA and the selected frame area (such as GR);
  • the second polarizer 005 is located on the side of the display substrate 001 away from the liquid crystal layer 003.
  • the second polarizer 005 covers the display area AA and the selected frame area (such as GR).
  • the transmission axis of the second polarizer 005 is in line with the first polarizer.
  • the light transmission axes of the sheets 004 are arranged crosswise, and at least one of the second polarizer 005, the first polarizer 004 and the liquid crystal layer 003 is configured to control the selected frame area (for example, GR) to block light.
  • At least one of the liquid crystal layer 003, the first polarizer 004, and the second polarizer 005 controls the shading of the selected frame area (for example, GR) formed by cutting, which can effectively prevent Selected border areas (e.g., GR) formed by cutting are leaking light. Therefore, in the present disclosure, there is no need to attach black tape (T) for light shielding, thereby effectively avoiding defects such as increased steps, increased costs, and abnormal image quality caused by attaching black tape (T).
  • the selected frame area for example, GR
  • Selected border areas e.g., GR
  • the above-mentioned display panel provided by the embodiment of the present disclosure may include a first frame sealing glue 006 and a second frame sealing glue 007 , and the first frame sealing glue 006 surrounds the display area AA
  • the selected frame area (for example, GR) is adjacent to the edge of the display area AA, and the second frame sealant 007 separates the display area AA and the selected frame area (for example, GR).
  • the width of the first frame sealant 006 and the width of the second frame sealant 007 may be greater than or equal to 0.6 mm and less than or equal to 3 mm respectively, for example, they may be 0.6 mm, 1 mm, 1.5 mm, 2 mm, 2.5 mm, or 3 mm. wait.
  • the first frame sealant 006 defines the size of the target product, and the second frame sealant 007 and The first sealant 006 in the selected frame area (for example, GR) forms a closed structure, thereby isolating the display area AA from the selected frame area (for example, GR).
  • the second frame sealant 007 can block the liquid crystal in the display area AA.
  • the image can be displayed normally through the optical rotation of the liquid crystal layer 003 and the orthogonal first polarizer 004 and the second polarizer 005; in the selected frame area (for example, GR), since there is no liquid crystal layer 003 and is covered with positive
  • the first polarizer 004 and the second polarizer 005 intersect. Therefore, the light passing through the second polarizer 005 is absorbed by the first polarizer 004 after being irradiated, forming a light-shielding area.
  • the opposing substrate 002 includes a black matrix 201 disposed toward the liquid crystal layer 003 , and the black matrix 201 extends from the display area AA. to the selected frame area (for example, GR), and in the selected frame area (for example, GR), the black matrix 201 is disconnected and disposed along the extension direction Y of the selected frame area (for example, GR).
  • the black matrix 201 can also be extended to other frame areas (eg, GL, DP, DPO) outside the selected frame area (eg, GR), so as to surround the display area AA.
  • Other border areas (such as GL, DP, DPO) form a light-shielding effect to avoid bright lines caused by light leakage.
  • the opposing substrate 002 may also include color resistors sequentially provided on the side of the black matrix 201 facing the liquid crystal layer 003 .
  • the layer 202 and the first alignment layer 203, the color resist layer 202 and the first alignment layer 203 are simultaneously disposed in the display area AA and the selected frame area (such as GR), and the black matrix 201 is interrupted in the selected frame area (such as GR). In the open position, the color resist layer 202 and the first alignment layer 203 are both disconnected.
  • the counter substrate 002 of the present disclosure can be made using a complete set of masks for mass-produced counter substrates in related technologies.
  • the color resistor layer 202 may include a red color resistor, a green color resistor, a blue color resistor, etc., which are not limited here.
  • the mask M and the display substrate 001 can also be adjusted according to the size of the target product.
  • the relative position of the baffle BP is such that the baffle BP blocks part of the light of the exposure lamp L so that the area exceeding the size of the target product is not exposed to form a pattern. Due to the transitional change in light intensity below the edge of the baffle BP, an irregular transition pattern TP will be formed on the edge, and no pattern will be formed on the side of the transition pattern TP away from the display area AA because it is completely blocked by the baffle BP.
  • the selected frame area GR may include a transition pattern area GR 1 adjacent to the display area AA, and a pattern-free area GR 2 located on the side of the transition pattern area GR 1 away from the display area AA;
  • the film layer of the opposite substrate 002 in the transition pattern area GR 1 and the film layer in the display area AA are of the same layer and material.
  • the film layer of the display substrate 001 in the transition pattern area GR 1 and the film layer in the display area AA are of the same layer. layer, same material.
  • black matrix 201 in the pattern-free area GR 2 static electricity during the cutting process to obtain the target size product will not be introduced into the display area AA.
  • the light of the exposure lamp L has a certain degree of divergence, causing the relative position between the mask M and the baffle BP to remain unchanged in the horizontal direction.
  • the width of the transition pattern region GR 1 can be controlled by adjusting the vertical distance between the mask plate M and the baffle plate BP.
  • the ratio in the above display panel provided by the embodiments of the present disclosure, in the vertical direction
  • the ratio can be greater than 0 and less than 0.001.
  • the width of the transition pattern area GR 1 is on the micron level, that is, the width of the transition pattern area GR 1 is on the scale of several microns to dozens of microns.
  • Select the frame area (such as GR) The width can be in the range of 1mm ⁇ 3mm.
  • the proportion of the transition pattern area GR 1 in the selected frame area (for example, GR) is extremely small, so that the selected frame area (for example, GR) can be equivalent to It is the pattern-free area GR 2 and the corresponding cross-sectional view is shown in Figure 15.
  • the opposite substrate 002 in the selected frame area is only provided with the first alignment layer 203 .
  • the substrate 002 is provided with only the black matrix 201 as the light shielding layer 201' and the first alignment layer 203. From the comparison, it can be seen that in each frame area around the display area AA, the height difference between the film layers of the opposing substrate 002 lies in the thickness of the black matrix 201.
  • the thickness of the conventional black matrix 201 is 1 ⁇ m, the height difference can be ignored, that is, That is to say, in each frame area around the display area AA, the film layers of the opposing substrate 002 can be regarded as having the same height, which is conducive to using the same spacer ball to support the position of the display area AA and the first frame sealing adhesive 006, and the second frame sealing adhesive 006. Glue 007 to maintain a uniform box thickness.
  • the display area AA is supported by spacer pillars, and the rubber frame area (i.e., where the frame sealing glue is located) is supported by spacer balls. Two raw materials are used, the cost is high, and the spacer pillars and spacer balls are required.
  • Adjusting the box thickness increases the difficulty of the process.
  • the present disclosure uses the same spacer ball to support the display area AA and the positions of the first frame sealant 006 and the second frame sealant 007 to maintain a uniform box thickness, with low cost and simple process.
  • the display area AA may also include a first frame area provided with a gate driving circuit (GOA) around the display area AA.
  • GOA gate driving circuit
  • the first frame area GL is adjacent to the second frame area DP;
  • the selected frame area can be located on the side of the display area AA away from the first frame area GL , and/or, the selected frame area may be located on the side of the display area AA away from the second frame area DP, that is, the selected frame area may be the frame area GR on the opposite side of the first frame area GL, and/or, be the second The border area DPO on the opposite side of the border area DP.
  • the selected frame areas are the frame area GR on the opposite side of the first frame area GL and the frame area DPO on the opposite side of the second frame area DP, only the first frame area GL will be cut.
  • the second frame sealant 007 can be L-shaped as shown in Figure 16 to separate the selected areas on both sides.
  • the frame area (such as GR and DPO) is separated from the display area AA, so that the selected frame area (such as GR and DPO) does not have the liquid crystal layer 003, so that the orthogonal first polarizer 004 and the second polarizer 005 can be used to achieve light shielding Effect.
  • the first distance can be Equal to the width of the light-shielding layer 201' on the opposite side of the second frame sealant 007.
  • the selected frame area is only the frame area GR on the opposite side of the first frame area GL, then the side of the display area AA away from the first frame area GL , the first distance between the first frame sealing glue 006 and the second frame sealing glue 007 can be equal to the width of the light shielding layer 201' in the first frame area GL, ensuring that the first frame area GL and the selected frame area on the opposite side ( GR) symmetry.
  • the display panel in the above-mentioned display panel provided by the embodiment of the present disclosure, if the display panel is an ultra-narrow frame (Borderless) product, it is not conducive to use the first frame sealant 006 and the second frame sealant 007 to define the Area without LCD. Based on this, in order to prevent light leakage in the selected frame area (such as GR) in ultra-narrow frame products, in the above-mentioned display panel provided by the embodiment of the present disclosure, as shown in FIG. 6, FIG. 19 to FIG. 22, at least the first polarizer 004 One of the second polarizer 005 and the second polarizer 005 includes a light-shielding structure 008.
  • the light-shielding structure 008 at least partially coincides with the selected frame area (for example, GR).
  • the selected frame area for example, GR.
  • the light-shielding structure 008 and the selected frame Regions (such as GR) completely overlap.
  • first sealant 006 and the second sealant 007 be used to define an area without liquid crystal for light shielding, but also Light shielding structure 008 is used to achieve light shielding.
  • the first polarizer 004 and the second polarizer 005 provided by the embodiment of the present disclosure may respectively include a polarizing base layer PVA, a pressure-sensitive adhesive layer PAS, a first support layer TAC, and a second support layer PET.
  • the first polarizer 004 may also include a surface treatment layer ST, and the surface treatment layer ST may play anti-reflective, anti-glare and other functions.
  • the polarizing base layer PVA is soft and easy to operate, so the light-shielding structure 008 can be built into the polarizing base layer PVA.
  • the display substrate 001 may also include a second substrate substrate 100, a gate insulating layer 101, a flat layer 102, a pixel electrode 103, The second alignment layer 104 and so on.
  • Other essential components of the display panel are understood by those of ordinary skill in the art, and will not be described in detail here, nor should they be used to limit the present disclosure.
  • embodiments of the present disclosure provide a method for manufacturing the above-mentioned display panel, which may include the following steps:
  • a first-sized display substrate 001 and a first-sized opposing substrate 002 are provided.
  • the first-sized display substrate 001 and the first-sized opposing substrate 002 include a display area AA and at least one area located in the display area AA.
  • a frame sealing glue is formed on the first-sized opposite substrate 002 (as shown in Figure 24), and liquid crystal is dripped into at least the display area AA of the first-sized display substrate 001; optionally, the frame sealing
  • the glue only includes the first frame sealing glue 006, or the frame sealing glue includes both the first frame sealing glue 006 and the second frame sealing glue 007; it should be understood that the fluidity of liquid crystal at room temperature is poor, so the instilled liquid crystal There is almost no diffusion on the display substrate 001.
  • the third step is to assemble the first-sized display substrate 001 and the first-sized counter substrate 002 to form a first-sized display panel including a liquid crystal layer; optionally, between the first-sized display substrate 001 and the first-sized opposite substrate 002 After the opposite substrate 002 of the same size is assembled into the cell, it can be heated so that the liquid crystal flows to fill the entire liquid crystal cell.
  • the fourth step is to remove the cutting area CA of the display panel of the first size to obtain a display panel of the second size.
  • the fifth step is to attach the first polarizer 004 to the side of the opposite substrate 002 of the display panel of the second size, and attach the second polarizer 005 to the layer of the display substrate 001.
  • the light transmission axis of the second polarizer 005 is Arranged across the light transmission axis of the first polarizer 004, at least one of the second polarizer 005, the first polarizer 004 and the liquid crystal layer 003 is configured to control the light shading of the selected frame area (for example, GR), thus obtaining The above display panel provided by the present disclosure.
  • a frame sealing glue is formed on the first-sized opposite substrate 002, and liquid crystal is dripped at least in the display area AA of the first-sized display substrate 001. , which may include the following steps:
  • a first sealant 006 is formed around the edge of the first-sized opposite substrate 002
  • a second sealant 007 is formed at the edge of the selected frame area (for example, GR) adjacent to the display area AA.
  • the first sealant 006 surrounds the display area AA and the selected frame area (for example, GR) adjacent to the edge of the display area AA
  • the second frame sealant 007 separates the display area AA and the selected frame area (for example, GR); Outside the fixed frame area (GR), liquid crystal is dripped on the display substrate 001 of the first size at a position corresponding to the display area surrounded by the first sealant 006 and the second sealant 007 .
  • a display substrate of a first size and a counter substrate of a first size are provided, which can be implemented in the following manner:
  • the selected frame area (such as GR) located on at least one side of the display area AA, and the selected frame area (such as GR) away from the display area AA
  • the cutting area CA on one side forms the film layer of the display substrate 001 of the first size; and using the corresponding mask of the opposite substrate 002 of the first size, in the display area AA, the selected frame area (such as GR) and the cutting area CA produces a film layer of the opposite substrate 002 of the first size.
  • the film layer of the frame area for example, GR
  • the extension direction Y of the selected frame area for example, GR
  • providing a display substrate of a first size and a counter substrate of a first size can also be implemented in the following manner:
  • the baffle BP that blocks the selected frame area (for example, GR) and the cutting area CA, in the display area AA and the transition pattern area GR 1 Form the film layer of the display substrate of the first size; and use the corresponding mask M of the opposite substrate 002 of the first size, and the baffle BP to block the selected frame area (such as GR) and the cutting area CA, in the display area AA and the transition pattern area GR 1 form the film layer of the first-sized opposite substrate 002; wherein, the selected frame area (for example, GR) is located on at least one side of the display area AA, and the cutting area CA is located at the selected frame area (for example, GR ) on the side away from the display area AA, the transition pattern area GR 1 is located in the selected frame area (for example, GR) and is arranged adjacent to the display area AA, and the transition pattern area GR 1 is in the vertical direction of the extension direction
  • a first polarizer is attached to the side of the opposite substrate of the display panel of the second size, and a second polarizer is attached to the layer where the display substrate is located.
  • a first polarizer and a second polarizer are provided, and at least one of the first polarizer and the second polarizer includes a light-shielding structure arranged corresponding to the selected frame area.
  • the cutting area of the first-size display panel will occupy part of the display area of the first-size display panel, in order to prevent the liquid crystal from cutting If leakage occurs during the process, the display panel of the first size can be frozen to freeze the liquid crystal layer 003, and then the cutting area can be cut out.
  • the liquid crystal layer in the first size display panel is located in the display area defined by the first frame sealant and the second frame sealant, the cutting area There is no liquid crystal, so the first size display panel does not need to be frozen before cutting out the cutting area.
  • polyimide (PI) coating can also be completed on the display substrate 001 and the counter substrate 002 respectively, and the The polyimide film undergoes rubbing orientation to form the second alignment layer 104 located on the display substrate 001 and the first alignment layer 203 located on the counter substrate 002 .
  • an embodiment of the present disclosure also provides a display device, including the above display panel provided by an embodiment of the present disclosure. Since the principle of the display device to solve the problem is similar to the principle of the above-mentioned display panel to solve the problem, the implementation of the display device provided by the embodiment of the present disclosure can be referred to the implementation of the above-mentioned display panel, and the repeated details will not be repeated.
  • the above-mentioned display device provided by the embodiments of the present disclosure may further include a backlight module, and the display panel is disposed on the light emitting side of the backlight module.
  • the backlight module can be a direct-type backlight module or an edge-type backlight module.
  • the edge-type backlight module may include equal light bars, stacked reflective sheets, light guide plates, diffusion sheets, prism groups, etc., with the light bars located on one side in the thickness direction of the light guide plate.
  • the direct backlight module can include a matrix light source, a reflective sheet stacked on the light exit side of the matrix light source, Diffusion plate and brightness enhancement film, etc., the reflective sheet includes openings arranged opposite to the position of each lamp bead in the matrix light source.
  • the lamp beads in the light strip and the lamp beads in the matrix light source can be light-emitting diodes (LEDs), such as micro-light-emitting diodes (Mini LED, Micro LED, etc.). Miniature light-emitting diodes at the submillimeter or even micron level are self-luminous devices like organic light-emitting diodes (OLEDs).
  • organic light-emitting diodes Like organic light-emitting diodes, it has a series of advantages such as high brightness, ultra-low latency, and ultra-large viewing angle. And because inorganic light-emitting diodes emit light based on metal semiconductors with more stable properties and lower resistance, they have lower power consumption, better resistance to high and low temperatures, and longer service life than organic light-emitting diodes based on organic matter. Longer advantage. And when micro light-emitting diodes are used as backlight sources, more precise dynamic backlight effects can be achieved. While effectively improving screen brightness and contrast, it can also solve the glare phenomenon caused by traditional dynamic backlights between bright and dark areas of the screen, optimizing the visual experience. .
  • the above display device provided by the embodiments of the present disclosure can be applied to projectors, 3D printers, virtual reality devices, mobile phones, tablet computers, televisions, monitors, notebook computers, digital photo frames, Navigators, smart watches, fitness wristbands, personal digital assistants and other products or components with display functions.
  • the above-mentioned display device provided by the embodiment of the present disclosure may include but is not limited to: a radio frequency unit, a network module, an audio output & input unit, a sensor, a display unit, a user input unit, an interface unit, a control chip and other components.
  • the control chip is a central processing unit, a digital signal processor, a system on chip (SoC), etc.
  • control chip may also include a memory, a power module, etc., and realize power supply and signal input and output functions through additional wires, signal lines, etc.
  • control chip may also include hardware circuits and computer executable codes.
  • Hardware circuits may include conventional very large scale integration (VLSI) circuits or gate arrays as well as existing semiconductors such as logic chips, transistors, or other discrete components; hardware circuits may also include field programmable gate arrays, programmable array logic, Programmable logic devices, etc.
  • VLSI very large scale integration
  • hardware circuits may also include field programmable gate arrays, programmable array logic, Programmable logic devices, etc.
  • the above structure does not constitute a limitation on the above display device provided by the embodiment of the present disclosure.
  • the above display device provided by the embodiment of the present disclosure may include more or less of the above. components, or combinations of certain components, or different arrangements of components.

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Abstract

显示面板、其制作方法及显示装置包括显示区(AA)、以及位于显示区(AA)至少一侧的选定边框区(GR),显示面板包括:相对而置的显示基板(001)和对向基板(002),覆盖显示区(AA)和选定边框区(GR);液晶层(003)位于显示基板(001)与对向基板(002)之间,液晶层(003)至少设置于显示区(AA);第一偏光片(004)位于对向基板(002)远离液晶层(003)的一侧,第一偏光片(004)覆盖显示区(AA)和选定边框区(GR);第二偏光片(005)位于显示基板(001)远离液晶层(003)的一侧,第二偏光片(005)覆盖显示区(AA)和选定边框区(GR);第二偏光片(005)的透光轴与第一偏光片(004)的透光轴交叉设置,第二偏光片(005)、第一偏光片(004)和液晶层(003)中的至少之一被配置为控制选定边框区(GR)遮光。

Description

显示面板、其制作方法及显示装置
相关申请的交叉引用
本申请要求在2022年07月28日提交中国专利局、申请号为202210896851.3、申请名称为“显示面板、其制作方法及显示装置”的中国专利申请的优先权,其全部内容通过引用结合在本申请中。
技术领域
本公开涉及显示技术领域,尤其涉及一种显示面板、其制作方法及显示装置。
背景技术
液晶显示装置(Liquid Crystal Display,LCD)具有重量轻、耗电少、画质高、辐射低和携带方便等优点,已逐渐取代传统的阴极射线管显示装置(Cathode Ray Tube display,CRT),而被广泛应用于现代化信息设备。
发明内容
本公开实施例提供的显示面板、其制作方法及显示装置,具体方案如下:
一方面,本公开实施例提供一种显示面板,包括显示区、以及位于所述显示区至少一侧的选定边框区,所述显示面板包括:
相对而置的显示基板和对向基板,覆盖所述显示区和所述选定边框区;
液晶层,位于所述显示基板与所述对向基板之间,所述液晶层至少设置于所述显示区;
第一偏光片,位于所述对向基板远离所述液晶层的一侧,所述第一偏光片覆盖所述显示区和所述选定边框区;
第二偏光片,位于所述显示基板远离所述液晶层的一侧,所述第二偏光 片覆盖所述显示区和所述选定边框区,所述第二偏光片的透光轴与所述第一偏光片的透光轴交叉设置,所述第二偏光片、所述第一偏光片和所述液晶层中的至少之一被配置为控制所述选定边框区遮光。
在一些实施例中,在本公开实施例提供的上述显示面板中,还包括第一封框胶和第二封框胶,所述第一封框胶包围所述显示区和所述选定边框区邻接所述显示区的边缘,所述第二封框胶隔开所述显示区和所述选定边框区。
在一些实施例中,在本公开实施例提供的上述显示面板中,所述液晶层在所述选定边框区无图案。
在一些实施例中,在本公开实施例提供的上述显示面板中,所述对向基板包括朝向所述液晶层设置的黑矩阵,所述黑矩阵自所述显示区延伸至所述选定边框区,且在所述选定边框区,所述黑矩阵沿所述选定边框区的延伸方向断开设置。
在一些实施例中,在本公开实施例提供的上述显示面板中,所述对向基板还包括在所述黑矩阵面向所述液晶层的一侧依次设置的色阻层和取向层,所述色阻层和所述取向层同时设置于所述显示区和所述选定边框区,且在所述选定边框区内所述黑矩阵断开的位置,所述色阻层与所述取向层均断开设置。
在一些实施例中,在本公开实施例提供的上述显示面板中,所述选定边框区包括邻接所述显示区的过渡图案区、以及位于所述过渡图案区远离所述显示区一侧的无图案区;所述对向基板在所述过渡图案区的膜层、以及在所述显示区的膜层同层、同材料,所述显示基板在所述过渡图案区的膜层、以及在所述显示区的膜层同层、同材料。
在一些实施例中,在本公开实施例提供的上述显示面板中,在所述选定边框区延伸方向的垂直方向上,所述过渡图案区的宽度与所述选定边框区的宽度之比大于0且小于0.001。
在一些实施例中,在本公开实施例提供的上述显示面板中,还包括设置有栅极驱动电路的第一边框区、以及用于绑定芯片的第二边框区,所述第一 边框区与所述第二边框区相邻;
所述选定边框区位于所述显示区远离所述第一边框区的一侧,和/或,所述选定边框区位于所述显示区远离所述第二边框区的一侧。
在一些实施例中,在本公开实施例提供的上述显示面板中,所述第一边框区、所述第二边框区分别包括遮光层;在所述显示区的同一侧,所述第一封框胶、所述第二封框胶之间具有第一距离;所述第一距离等于所述第二封框胶对侧的所述遮光层的宽度。
在一些实施例中,在本公开实施例提供的上述显示面板中,至少所述第一偏光片和所述第二偏光片的其中之一包括遮光结构,所述遮光结构与所述选定边框区至少部分重合。
在一些实施例中,在本公开实施例提供的上述显示面板中,所述第一偏光片和所述第二偏光片包括偏振基体层,所述遮光结构内置于所述偏振基体层。
另一方面,本公开实施例提供了一种上述显示面板的制作方法,包括:
提供第一尺寸的显示基板、以及第一尺寸的对向基板,所述第一尺寸的显示基板和所述第一尺寸的对向基板包括显示区、位于所述显示区至少一侧的选定边框区、以及位于所述选定边框区远离所述显示区一侧的切割区;
在所述第一尺寸的对向基板上形成封框胶,并至少在所述第一尺寸的显示基板的所述显示区滴注液晶;
将所述第一尺寸的显示基板和所述第一尺寸的对向基板对盒形成包括液晶层的第一尺寸的显示面板;
去除所述第一尺寸的显示面板的切割区,获得第二尺寸的显示面板;
在所述第二尺寸的显示面板的所述对向基板所在侧贴附第一偏光片,并在所述显示基板所在层贴附第二偏光片,所述第二偏光片的透光轴与所述第一偏光片的透光轴交叉设置,所述第二偏光片、所述第一偏光片和所述液晶层中的至少之一被配置为控制所述选定边框区遮光,获得本公开实施例提供的上述显示面板。
在一些实施例中,在本公开实施例提供的上述制作方法中,在所述第一尺寸的对向基板上形成封框胶,并至少在所述第一尺寸的显示基板的显示区滴注液晶,具体包括:
在所述第一尺寸的对向基板的边缘整圈形成第一封框胶、同时在所述选定边框区邻接所述显示区的边缘形成第二封框胶,所述第一封框胶包围所述显示区和所述选定边框区邻接所述显示区的边缘,所述第二封框胶隔开所述显示区和所述选定边框区;并在所述选定边框区之外,在所述第一尺寸的显示基板上对应所述第一封框胶和所述第二封框胶围成的显示区域的位置滴注液晶。
在一些实施例中,在本公开实施例提供的上述制作方法中,提供第一尺寸的显示基板、以及第一尺寸的对向基板,具体包括:
采用第一尺寸的显示基板相应的掩膜版,在显示区、位于所述显示区至少一侧的选定边框区、以及位于选定边框区远离所述显示区一侧的切割区形成所述第一尺寸的显示基板的膜层;并采用第一尺寸的对向基板相应的掩膜版,在所述显示区、所述选定边框区和所述切割区制作所述第一尺寸的对向基板的膜层。
在一些实施例中,在本公开实施例提供的上述制作方法中,在提供第一尺寸的对向基板之后,且在所述第一尺寸的对向基板上形成封框胶之前,还包括:
将所述第一尺寸的对向基板上位于所述选定边框区的膜层沿所述选定边框区的延伸方向断开。
在一些实施例中,在本公开实施例提供的上述制作方法中,提供第一尺寸的显示基板、以及第一尺寸的对向基板,具体包括:
采用第一尺寸的显示基板相应的掩膜版、以及遮挡选定边框区和切割区的曝光挡板,在显示区和过渡图案区形成所述第一尺寸的显示基板的膜层;并采用第一尺寸的对向基板相应的掩膜版、以及所述曝光挡板,在所述显示区和所述过渡图案区形成所述第一尺寸的对向基板的膜层;其中,
所述选定边框区位于所述显示区的至少一侧,所述切割区位于所述选定边框区远离所述显示区的一侧,所述过渡图案区位于所述选定边框区且邻接所述显示区设置,且所述过渡图案区在所述选定边框延伸方向的垂直方向上的宽度与掩膜版到曝光挡板的距离成正相关关系。
在一些实施例中,在本公开实施例提供的上述制作方法中,在去除所述第一尺寸的显示面板的切割区,获得第二尺寸的显示面板之后,且在所述第二尺寸的显示面板的所述对向基板所在侧贴附第一偏光片,并在所述显示基板所在层贴附第二偏光片之前,还包括:
提供第一偏光片和第二偏光片,所述第一偏光片和所述第二偏光片中的至少之一包括与所述选定边框区对应设置的遮光结构。
另一方面,本公开实施例提供了一种显示装置,包括本公开实施例提供的上述显示面板。
附图说明
图1为相关技术中的显示面板的一种结构示意图;
图2为相关技术中对向基板的一种结构示意图;
图3为相关技术中彩膜基板的一种结构示意图;
图4为对向基板的裁切示意图;
图5为裁切后的对向基板示意图;
图6为相关技术中显示面板的又一种结构示意图;
图7为沿图6中a-a’线的截面图;
图8为本公开实施例提供的显示面板的一种结构示意图;
图9为沿图8中b-b’线的截面图;
图10为沿图8中c-c’线的截面图;
图11为沿图8中d-d’线的截面图;
图12为本公开实施例提供的显示面板的一种掩膜示意图;
图13为采用图12所示掩膜方案制备的对向基板的示意图;
图14为采用图12所示掩膜方案制备的显示基板的示意图;
图15为图13和图14对置而成的显示面板对应图8中c-c’线的截面图;
图16为本公开实施例提供的显示面板的又一种结构示意图;
图17为图16所示显示面板中对向基板的裁切示意图;
图18为图17所示对向基板裁切后的示意图;
图19为本公开实施例提供的对向基板的又一种结构示意图;
图20为本公开实施例提供的第一偏光片的示意图;
图21为本公开实施例提供的第二偏光片的示意图;
图22为本公开实施例提供的显示面板的又一种结构示意图;
图23为本公开实施例提供的第一尺寸的显示面板的裁切示意图;
图24为图23所示显示面板中对向基板的结构示意图。
具体实施方式
为使本公开实施例的目的、技术方案和优点更加清楚,下面将结合本公开实施例的附图,对本公开实施例的技术方案进行清楚、完整地描述。需要注意的是,附图中各图形的尺寸和形状不反映真实比例,目的只是示意说明本公开内容。并且自始至终相同或类似的标号表示相同或类似的元件或具有相同或类似功能的元件。为了保持本公开实施例的以下说明清楚且简明,本公开省略了已知功能和已知部件的详细说明。
除非另作定义,此处使用的技术术语或者科学术语应当为本公开所属领域内具有一般技能的人士所理解的通常意义。本公开说明书以及权利要求书中使用的“第一”、“第二”以及类似的词语并不表示任何顺序、数量或者重要性,而只是用来区分不同的组成部分。“包括”或者“包含”等类似的词语意指出现该词前面的元件或者物件涵盖出现在该词后面列举的元件或者物件及其等同,而不排除其他元件或者物件。“内”、“外”、“上”、“下”等仅用于表示相对位置关系,当被描述对象的绝对位置改变后,则该相对位置关系也可能相应地改变。
近年来,显示屏市场需求呈现客制化、多元化的特征。不同尺寸、长宽比的条形屏或方形屏应用在商显广告机、电子白板会议、轨道交通等领域。这些条形屏需求,往往物量较小。如果以新产品的形式开发,需新出全套掩膜版(Mask),开发成本很高,开发费用的回收周期很长,甚至可能会出现成本无法回收的情况。为节约成本,可通过裁切现有量产液晶显示屏的方式制备出目标尺寸的显示屏。
图1所示的液晶显示屏包括图2所示的对向基板(CF)和图3所示的显示基板(Array),两张基板对置形成液晶盒(Cell)。由图1可见,液晶显示屏按功能划分成显示区AA、封框(Sealing)区S、信号绑定区P。可选地,如图2所示,对向基板(CF)在显示区AA设有阵列排布的子像素(RGB)、以及用于限定各子像素(RGB)的黑矩阵(BM),可选地,黑矩阵(BM)延伸至显示区AA的周围形成一圈遮光层(BM’)。显示基板(Array)在显示区AA设置有交叉设置的栅线(Gate line,G)和数据线(Data line,D)、阵列排布的晶体管(TFT)、与晶体管(TFT)电连接的像素电极等;在显示区AA的周边主要包含信号绑定区P,及将信号绑定区P连接至显示区AA的引线(Fanout line,F)。
通过裁切现有量产液晶显示屏的方式制备出目标尺寸的液晶显示屏的过程包括:例如以86寸(inch)液晶显示屏裁切为目标尺寸为63寸的液晶显示屏为例,首先使用86寸液晶显示屏的全套掩膜版进行对向基板(CF)及显示基板(Array)的制程,然后在86寸的对向基板(CF)上涂覆封框胶S以限定出63寸的区域,再将86寸的对向基板(CF)与86寸的显示基板(Array)对接成盒,最后裁切即可得到63寸的液晶显示屏。
如图4和图5所示,对向基板(CF)在切割区(CA)内的遮光层(BM’)被裁切掉,会使得切割形成的边缘(即右侧边缘)处漏光。相关技术中通过在切割形成的边缘处贴附黑胶带(T)来进行遮光(如图6和图7所示),这样一方面会额外增加一道工序、成本增加,另一方面黑胶带(T)会影响外观,在将液晶显示屏与外框等组装后,在液晶显示屏的出光侧,切割形成的边缘 因贴附有黑胶带(T)而可与外框贴合,但其他边缘则与外框之间形成间隙(Gap),造成周边画质差异。
为了改善相关技术中存在的上述技术问题,本公开实施例提供了一种显示面板,如图8至图11所示,包括显示区AA、以及位于显示区AA至少一侧由切割形成的选定边框区(例如GR),可选地,显示面板包括:
相对而置的显示基板001和对向基板002,覆盖显示区AA和选定边框区(例如GR);
液晶层003,位于显示基板001与对向基板002之间,液晶层003至少设置于显示区AA;
第一偏光片004,位于对向基板002远离液晶层003的一侧,第一偏光片004覆盖显示区AA和选定边框区(例如GR);
第二偏光片005,位于显示基板001远离液晶层003的一侧,第二偏光片005覆盖显示区AA和选定边框区(例如GR),第二偏光片005的透光轴与第一偏光片004的透光轴交叉设置,第二偏光片005、第一偏光片004和液晶层003中的至少之一被配置为控制选定边框区(例如GR)遮光。
在本公开实施例提供的上述显示面板中,通过液晶层003、第一偏光片004、第二偏光片005中的至少之一控制切割形成的选定边框区(例如GR)遮光,可以有效防止切割形成的选定边框区(例如GR)漏光。因此,本公开中无需贴附黑胶带(T)进行遮光,从而可有效避免贴附黑胶带(T)造成的工序增加、成本增加、画质异常等不良。
在一些实施例中,在本公开实施例提供的上述显示面板中,如图8所示,可以包括第一封框胶006和第二封框胶007,第一封框胶006包围显示区AA和选定边框区(例如GR)邻接显示区AA的边缘,第二封框胶007隔开显示区AA和选定边框区(例如GR)。可选地,第一封框胶006的宽度、以及第二封框胶007的宽度可以分别大于等于0.6mm且小于等于3mm,例如可以为0.6mm、1mm、1.5mm、2mm、2.5mm、3mm等。
本公开中第一封框胶006限定出了目标产品的尺寸,第二封框胶007与 选定边框区(例如GR)内的第一封框胶006形成封闭结构,从而将显示区AA与选定边框区(例如GR)隔断,第二封框胶007即可阻挡显示区AA的液晶层003,使得选定边框区(例如GR)无液晶层003,换言之,液晶层003在选定边框区(例如GR)无图案。在显示区AA通过液晶层003的旋光性、以及正交的第一偏光片004、第二偏光片005可正常显示画面;在选定边框区(例如GR)由于无液晶层003且覆盖有正交的第一偏光片004、第二偏光片005,因此,透过第二偏光片005的光线照射至第一偏光片004上后被吸收,形成遮光区。
在一些实施例中,在本公开实施例提供的上述显示面板中,如图8至图10所示,对向基板002包括朝向液晶层003设置的黑矩阵201,黑矩阵201自显示区AA延伸至选定边框区(例如GR),且在选定边框区(例如GR),黑矩阵201沿选定边框区(例如GR)的延伸方向Y断开设置。
相关技术中裁切过程产生的静电会引入显示区(AA)的黑矩阵(BM),导致显示区(AA)的黑矩阵(BM)带电,影响画面正常显示。本公开将切割侧的选定边框区内的黑矩阵201沿选边框区(例如GR)的延伸方向Y断开,从而阻断了静电向显示区AA的传播路径,避免了显示区AA的黑矩阵201切割后带电。可选地,如图8和图11所示,黑矩阵201还可以延伸至选定边框区(例如GR)之外的其他边框区(例如GL、DP、DPO),以在显示区AA周围的其他边框区(例如GL、DP、DPO)形成遮光效果,避免漏光造成的亮线。
在一些实施例中,在本公开实施例提供的上述显示面板中,如图8至图10所示,对向基板002还可以包括在黑矩阵201面向液晶层003的一侧依次设置的色阻层202和第一取向层203,色阻层202和第一取向层203同时设置于显示区AA和选定边框区(例如GR),且在选定边框区(例如GR)内黑矩阵201断开的位置,色阻层202与第一取向层203均断开设置。本公开的对向基板002可采用相关技术中量产对向基板的全套掩膜版制作,因此,在黑矩阵201面向液晶层003的一侧会具有色阻层202和第一取向层203,通过设 置在选定边框区(例如GR)内黑矩阵201断开的位置,色阻层202与第一取向层203均断开设置,便于采用激光裁切等方式将黑矩阵201、色阻层202和第一取向层203在相同的位置切断,从而有效方式静电引入显示区AA。可选地,色阻层202可以包括红色色阻、绿色色阻、蓝色色阻等,在此不做限定。
在一些实施例中,如图12所示,在使用量产产品的全套掩膜版制作对向基板002和显示基板001的过程中,还可以根据目标产品的尺寸,通过调整掩膜版M与挡板BP的相对位置,以利用挡板BP遮挡曝光灯L的部分光线,使超出目标产品尺寸的区域不被曝光形成图案(Pattern)。由于挡板BP边缘下方光强存在过渡变化,会使得边缘形成不规则的过渡图案TP,且在过渡图案TP远离显示区AA的一侧因被挡板BP完全遮挡而不会形成图案。基于此,如图13和图14所示,选定边框区GR可以包括邻接显示区AA的过渡图案区GR1、以及位于过渡图案区GR1远离显示区AA一侧的无图案区GR2;对向基板002在过渡图案区GR1的膜层、以及在显示区AA的膜层同层、同材料,显示基板001在过渡图案区GR1的膜层、以及在显示区AA的膜层同层、同材料。且因无图案区GR2内并不具有黑矩阵201,因此裁切获得目标尺寸产品过程中的静电不会引入显示区AA。
继续参见图12可知,曝光灯L的光线具有一定的发散性,导致在掩膜版M与挡板BP在水平方向上的相对位置保持不变的情况下,掩膜版M与挡板BP之间的垂直距离越大,过渡曝光区的范围越大,过渡图案区GR1的宽度越大。基于此,在本公开中可通过调整掩膜板M与挡板BP之间的垂直距离来控制过渡图案区GR1的宽度。
在一些实施例中,在本公开实施例提供的上述显示面板中,在选定边框区延伸方向Y的垂直方向X上,过渡图案区GR1的宽度与选定边框区(例如GR)的宽度之比可以大于0且小于0.001,例如过渡图案区GR1的宽度在微米级,即过渡图案区GR1的宽度为几个微米到几十个微米这种尺度,选定边框区(例如GR)的宽度可在1mm~3mm的范围内。此时,过渡图案区GR1在选定边框区(例如GR)的占比极小,使得选定边框区(例如GR)可等效 为无图案区GR2,相应的截面图如图15所示。
由图15可见,选定边框区(例如GR)的对向基板002仅设置有第一取向层203。结合图11所示选定边框区(例如GR)之外的其他边框区(例如GL)内的截面图可知,选定边框区(例如GR)之外的其他边框区(例如GL)内的对向基板002仅设置有作为遮光层201’的黑矩阵201和第一取向层203。对比可知,在显示区AA周围的各边框区内,对向基板002的膜层高度差在于黑矩阵201的厚度,因常规黑矩阵201的厚度为1μm,因此,可忽略该高度差,也就是说,显示区AA周围的各边框区内,对向基板002的膜层可视为等高,利于采用相同的隔垫球支撑显示区AA和第一封框胶006的位置、第二封框胶007的位置以维持均一盒厚。相关技术中在显示区AA采用隔垫柱支撑,在胶框区(即封框胶所在位置)采用隔垫球支撑,采用两种原料,成本较高,且需要通过隔垫柱、隔垫球配合调整盒厚,增加了工艺难度。本公开采用相同的隔垫球支撑显示区AA和第一封框胶006的位置、第二封框胶007的位置以维持均一盒厚,成本低、工艺简单。
在一些实施例中,在本公开实施例提供的上述显示面板中,如图8和图16所示,在显示区AA的周围还可以包括设置有栅极驱动电路(GOA)的第一边框区GL、以及用于绑定芯片(IC)的第二边框区DP,第一边框区GL与第二边框区DP相邻;选定边框区可以位于显示区AA远离第一边框区GL的一侧,和/或,选定边框区可以位于显示区AA远离第二边框区DP的一侧,即选定边框区可以为第一边框区GL对侧的边框区GR,和/或,为第二边框区DP对侧的边框区DPO。如图17和图18所示,选定边框区为第一边框区GL对侧的边框区GR和第二边框区DP对侧的边框区DPO的情况下,裁切后仅第一边框区GL和第二边框区DP内具有遮光层201’,为避免选定边框区(例如GR和DPO)漏光,第二封框胶007可为图16所示的L型,以将两侧的选定边框区(例如GR和DPO)与显示区AA隔开,使得选定边框区(例如GR和DPO)无液晶层003,从而可利用正交的第一偏光片004和第二偏光片005实现遮光效果。
在一些实施例中,在本公开实施例提供的上述显示面板中,在显示区AA的同一侧,第一封框胶006、第二封框胶007之间具有第一距离;第一距离可以等于第二封框胶007对侧的遮光层201’的宽度,例如选定边框区仅为第一边框区GL对侧的边框区GR,则在显示区AA远离第一边框区GL的一侧,第一封框胶006、第二封框胶007之间的第一距离可以等于第一边框区GL内遮光层201’的宽度,保证第一边框区GL与对侧的选定边框区(GR)对称。
在一些实施例中,在本公开实施例提供的上述显示面板中,若显示面板为超窄边框(Borderless)的产品,则不利于采用第一封框胶006和第二封框胶007限定出无液晶的区域。基于此,为了防止超窄边框产品中选定边框区(例如GR)漏光,在本公开实施例提供的上述显示面板中,如图6、图19至图22所示,至少第一偏光片004和第二偏光片005的其中之一包括遮光结构008,遮光结构008与选定边框区(例如GR)至少部分重合,可选地,为实现较好的遮光效果,遮光结构008与选定边框区(例如GR)完全重合。
应当理解的是,针对超窄边框(Borderless)之外的其他边框稍大的产品,不仅可以通过第一封框胶006和第二封框胶007限定出无液晶的区域进行遮光,同时还可以采用遮光结构008实现遮光。
在一些实施例中,本公开实施例提供的第一偏光片004和第二偏光片005可以分别包括偏振基体层PVA、压敏胶层PAS、第一支撑层TAC、第二支撑层PET,可选地,第一偏光片004还可以包括表面处理层ST,表面处理层ST可起到防反光、防眩光等作用。第一偏光片004和第二偏光片005的各膜层中,偏振基体层PVA较软,便于操作,因此可将遮光结构008内置于偏振基体层PVA。
在一些实施例中,在本公开实施例提供的上述显示面板中,如图9所示,显示基板001还可以包括第二衬底基板100、栅绝缘层101、平坦层102、像素电极103、第二取向层104等。对于显示面板的其它必不可少的组成部分均为本领域的普通技术人员应该理解具有的,在此不做赘述,也不应作为对本公开的限制。
基于同一发明构思,本公开实施例提供了一种上述显示面板的制作方法,可以包括以下步骤:
第一步,提供第一尺寸的显示基板001、以及第一尺寸的对向基板002,第一尺寸的显示基板001和第一尺寸的对向基板002包括显示区AA、位于显示区AA至少一侧的选定边框区(例如GR)、以及位于选定边框区(例如GR)远离显示区AA一侧的切割区CA,如图23所示。
第二步,在第一尺寸的对向基板002上形成封框胶(如图24所示),并至少在第一尺寸的显示基板001的显示区AA滴注液晶;可选地,封框胶仅包括第一封框胶006,或者封框胶同时包括第一封框胶006和第二封框胶007;应当理解的是,常温下液晶的流动性较差,因此,滴注的液晶几乎不会在显示基板001上扩散。
第三步,将第一尺寸的显示基板001和第一尺寸的对向基板002对盒形成包括液晶层的第一尺寸的显示面板;可选地,在第一尺寸的显示基板001和第一尺寸的对向基板002对盒后,可进行加热处理,使得液晶流动充满整个液晶盒。
第四步,去除第一尺寸的显示面板的切割区CA,获得第二尺寸的显示面板。
第五步,在第二尺寸的显示面板的对向基板002所在侧贴附第一偏光片004,并在显示基板001所在层贴附第二偏光片005,第二偏光片005的透光轴与第一偏光片004的透光轴交叉设置,第二偏光片005、第一偏光片004和液晶层003中的至少之一被配置为控制选定边框区(例如GR)遮光,至此获得了本公开提供的上述显示面板。
在一些实施例中,在本公开实施例提供的上述制作方法中,在第一尺寸的对向基板002上形成封框胶,并至少在第一尺寸的显示基板001的显示区AA滴注液晶,具体可以包括以下步骤:
如图24所示,在第一尺寸的对向基板002的边缘整圈形成第一封框胶006、同时在选定边框区(例如GR)邻接显示区AA的边缘形成第二封框胶007, 第一封框胶006包围显示区AA和选定边框区(例如GR)邻接显示区AA的边缘,第二封框胶007隔开显示区AA和选定边框区(例如GR);并在选定边框区(GR)之外,在第一尺寸的显示基板001上对应第一封框胶006和第二封框胶007围成的显示区域的位置滴注液晶。
在一些实施例中,在本公开实施例提供的上述制作方法中,提供第一尺寸的显示基板、以及第一尺寸的对向基板,具体可以通过以下方式实现:
采用第一尺寸的显示基板001相应的掩膜版,在显示区AA、位于显示区AA至少一侧的选定边框区(例如GR)、以及位于选定边框区(例如GR)远离显示区AA一侧的切割区CA形成第一尺寸的显示基板001的膜层;并采用第一尺寸的对向基板002相应的掩膜版,在显示区AA、选定边框区(例如GR)和切割区CA制作第一尺寸的对向基板002的膜层。相应地,在提供第一尺寸的对向基板002之后,且在第一尺寸的对向基板002上形成封框胶之前,还可以执行步骤:将第一尺寸的对向基板002上位于选定边框区(例如GR)的膜层沿选定边框区(例如GR)的延伸方向Y断开。
在一些实施例中,在本公开实施例提供的上述制作方法中,提供第一尺寸的显示基板、以及第一尺寸的对向基板,还可以通过以下方式进行实现:
如图12所示,采用第一尺寸的显示基板001相应的掩膜版M、以及遮挡选定边框区(例如GR)和切割区CA的挡板BP,在显示区AA和过渡图案区GR1形成第一尺寸的显示基板的膜层;并采用第一尺寸的对向基板002相应的掩膜版M、以及遮挡选定边框区(例如GR)和切割区CA的挡板BP,在显示区AA和过渡图案区GR1形成第一尺寸的对向基板002的膜层;其中,选定边框区(例如GR)位于显示区AA的至少一侧,切割区CA位于选定边框区(例如GR)远离显示区AA的一侧,过渡图案区GR1位于选定边框区(例如GR)且邻接显示区AA设置,且过渡图案区GR1在选定边框(例如GR)延伸方向Y的垂直方向X上的宽度与掩膜版M到挡板BP的距离成正相关关系。
在一些实施例中,在本公开实施例提供的上述制作方法中,在去除第一 尺寸的显示面板的切割区,获得第二尺寸的显示面板之后,且在第二尺寸的显示面板的对向基板所在侧贴附第一偏光片,并在显示基板所在层贴附第二偏光片之前,还可以执行以下步骤:
提供第一偏光片和第二偏光片,第一偏光片和第二偏光片中的至少之一包括与选定边框区对应设置的遮光结构。
需要说明的是,在采用内置于偏光片中的遮光结构进行遮光的情况下,因第一尺寸的显示面板的切割区会占据第一尺寸的显示面板的部分显示区,故为防止液晶在切割过程中泄露,可在将第一尺寸的显示面板冷冻处理使得液晶层003冻结后,再将切割区裁除。而在通过第一封框胶和第二封框胶实现遮光的方案中,由于第一尺寸的显示面板中液晶层位于第一封框胶和第二封框胶限定的显示区,切割区处并无液晶,因此在裁掉切割区之前,可以不对第一尺寸的显示面板进行冷冻处理。
在一些实施例中,在本公开实施例提供的上述制作方法中,在提供第一尺寸的显示基板001、以及第一尺寸的对向基板002之后,且在第一尺寸的对向基板002上形成封框胶,并至少在第一尺寸的显示基板001的显示区AA滴注液晶之前,还可以在显示基板001和对向基板002上分别完成聚酰亚胺(PI)涂覆、并对聚酰亚胺膜进行摩擦(Rubbing)取向,形成位于显示基板001上的第二取向层104、以及位于对向基板002上的第一取向层203。
基于同一发明构思,本公开实施例还提供了一种显示装置,包括本公开实施例提供的上述显示面板。由于该显示装置解决问题的原理与上述显示面板解决问题的原理相似,因此,本公开实施例提供的该显示装置的实施可以参见上述显示面板的实施,重复之处不再赘述。
在一些实施例中,本公开实施例提供的上述显示装置还可以包括背光模组、显示面板设置在背光模组出光侧。背光模组可以为直下式背光模组,也可以为侧入式背光模组。可选地,侧入式背光模组可以包括等灯条、层叠设置的反射片、导光板、扩散片、棱镜组等,灯条位于导光板厚度方向的一侧。直下式背光模组可以包括矩阵光源、在矩阵光源出光侧层叠设置的反射片、 扩散板和增亮膜等,反射片包括与矩阵光源中各灯珠的位置正对设置的开孔。灯条中的灯珠、矩阵光源中的灯珠可以为发光二极管(LED),例如微型发光二极管(Mini LED、Micro LED等)。亚毫米量级甚至微米量级的微型发光二极管和有机发光二极管(OLED)一样属于自发光器件。其与有机发光二极管一样,有着高亮度、超低延迟、超大可视角度等一系列优势。并且由于无机发光二极管发光是基于性质更加稳定、电阻更低的金属半导体实现发光,因此它相比基于有机物实现发光的有机发光二极管来说,有着功耗更低、更耐高温和低温、使用寿命更长的优势。且在微型发光二极管作为背光源时,能够实现更精密的动态背光效果,在有效提高屏幕亮度和对比度的同时,还能解决传统动态背光在屏幕亮暗区域之间造成的眩光现象,优化视觉体验。
在一些实施例中,在一些实施例中,本公开实施例提供的上述显示装置可应用于投影仪、3D打印机、虚拟现实设备、手机、平板电脑、电视机、显示器、笔记本电脑、数码相框、导航仪、智能手表、健身腕带、个人数字助理等任何具有显示功能的产品或部件。可选地,本公开实施例提供的上述显示装置可以包括但不限于:射频单元、网络模块、音频输出&输入单元、传感器、显示单元、用户输入单元、接口单元以及控制芯片等部件。可选地,控制芯片为中央处理器、数字信号处理器、系统芯片(SoC)等。例如,控制芯片还可以包括存储器,还可以包括电源模块等,且通过另外设置的导线、信号线等实现供电以及信号输入输出功能。例如,控制芯片还可以包括硬件电路以及计算机可执行代码等。硬件电路可以包括常规的超大规模集成(VLSI)电路或者门阵列以及诸如逻辑芯片、晶体管之类的现有半导体或者其它分立的元件;硬件电路还可以包括现场可编程门阵列、可编程阵列逻辑、可编程逻辑设备等。并且,本领域技术人员可以理解的是,上述结构并不构成对本公开实施例提供的上述显示装置的限定,换言之,在本公开实施例提供的上述显示装置中可以包括上述更多或更少的部件,或者组合某些部件,或者不同的部件布置。
尽管本公开已描述了优选实施例,但应当理解的是,本领域的技术人员 可以对本公开实施例进行各种改动和变型而不脱离本公开实施例的精神和范围。这样,倘若本公开实施例的这些修改和变型属于本公开权利要求及其等同技术的范围之内,则本公开也意图包含这些改动和变型在内。

Claims (18)

  1. 一种显示面板,包括显示区、以及位于所述显示区至少一侧的选定边框区,其中,所述显示面板包括:
    相对而置的显示基板和对向基板,覆盖所述显示区和所述选定边框区;
    液晶层,位于所述显示基板与所述对向基板之间,所述液晶层至少设置于所述显示区;
    第一偏光片,位于所述对向基板远离所述液晶层的一侧,所述第一偏光片覆盖所述显示区和所述选定边框区;
    第二偏光片,位于所述显示基板远离所述液晶层的一侧,所述第二偏光片覆盖所述显示区和所述选定边框区,所述第二偏光片的透光轴与所述第一偏光片的透光轴交叉设置,所述第二偏光片、所述第一偏光片和所述液晶层中的至少之一被配置为控制所述选定边框区遮光。
  2. 如权利要求1所述的显示面板,其中,还包括第一封框胶和第二封框胶,所述第一封框胶包围所述显示区和所述选定边框区邻接所述显示区的边缘,所述第二封框胶隔开所述显示区和所述选定边框区。
  3. 如权利要求2所述的显示面板,其中,所述液晶层在所述选定边框区无图案。
  4. 如权利要求3所述的显示面板,其中,所述对向基板包括朝向所述液晶层设置的黑矩阵,所述黑矩阵自所述显示区延伸至所述选定边框区,且在所述选定边框区,所述黑矩阵沿所述选定边框区的延伸方向断开设置。
  5. 如权利要求4所述的显示面板,其中,所述对向基板还包括在所述黑矩阵面向所述液晶层的一侧依次设置的色阻层和取向层,所述色阻层和所述取向层同时设置于所述显示区和所述选定边框区,且在所述选定边框区内所述黑矩阵断开的位置,所述色阻层与所述取向层均断开设置。
  6. 如权利要求3所述的显示面板,其中,所述选定边框区包括邻接所述显示区的过渡图案区、以及位于所述过渡图案区远离所述显示区一侧的无图 案区;所述对向基板在所述过渡图案区的膜层、以及在所述显示区的膜层同层、同材料,所述显示基板在所述过渡图案区的膜层、以及在所述显示区的膜层同层、同材料。
  7. 如权利要求6所述的显示面板,其中,在所述选定边框区延伸方向的垂直方向上,所述过渡图案区的宽度与所述选定边框区的宽度之比大于0且小于0.001。
  8. 如权利要求2~7任一项所述的显示面板,其中,还包括设置有栅极驱动电路的第一边框区、以及用于绑定芯片的第二边框区,所述第一边框区与所述第二边框区相邻;
    所述选定边框区位于所述显示区远离所述第一边框区的一侧,和/或,所述选定边框区位于所述显示区远离所述第二边框区的一侧。
  9. 如权利要求8所述的显示面板,其中,所述第一边框区、所述第二边框区分别包括遮光层;在所述显示区的同一侧,所述第一封框胶、所述第二封框胶之间具有第一距离;所述第一距离等于所述第二封框胶对侧的所述遮光层的宽度。
  10. 如权利要求1~9任一项所述的显示面板,其中,至少所述第一偏光片和所述第二偏光片的其中之一包括遮光结构,所述遮光结构与所述选定边框区至少部分重合。
  11. 如权利要求10所述的显示面板,其中,所述第一偏光片和所述第二偏光片包括偏振基体层,所述遮光结构内置于所述偏振基体层。
  12. 一种如权利要求1~11任一项所述显示面板的制作方法,其中,包括:
    提供第一尺寸的显示基板、以及第一尺寸的对向基板,所述第一尺寸的显示基板和所述第一尺寸的对向基板包括显示区、位于所述显示区至少一侧的选定边框区、以及位于所述选定边框区远离所述显示区一侧的切割区;
    在所述第一尺寸的对向基板上形成封框胶,并至少在所述第一尺寸的显示基板的所述显示区滴注液晶;
    将所述第一尺寸的显示基板和所述第一尺寸的对向基板对盒形成包括液 晶层的第一尺寸的显示面板;
    去除所述第一尺寸的显示面板的切割区,获得第二尺寸的显示面板;
    在所述第二尺寸的显示面板的所述对向基板所在侧贴附第一偏光片,并在所述显示基板所在层贴附第二偏光片,所述第二偏光片的透光轴与所述第一偏光片的透光轴交叉设置,所述第二偏光片、所述第一偏光片和所述液晶层中的至少之一被配置为控制所述选定边框区遮光,获得如权利要求1~9任一项所述的显示面板。
  13. 如权利要求12所述的制作方法,其中,在所述第一尺寸的对向基板上形成封框胶,并至少在所述第一尺寸的显示基板的显示区滴注液晶,具体包括:
    在所述第一尺寸的对向基板的边缘整圈形成第一封框胶、同时在所述选定边框区邻接所述显示区的边缘形成第二封框胶,所述第一封框胶包围所述显示区和所述选定边框区邻接所述显示区的边缘,所述第二封框胶隔开所述显示区和所述选定边框区;并在所述选定边框区之外,在所述第一尺寸的显示基板上对应所述第一封框胶和所述第二封框胶围成的显示区域的位置滴注液晶。
  14. 如权利要求12或13所述的制作方法,其中,提供第一尺寸的显示基板、以及第一尺寸的对向基板,具体包括:
    采用第一尺寸的显示基板相应的掩膜版,在显示区、位于所述显示区至少一侧的选定边框区、以及位于选定边框区远离所述显示区一侧的切割区形成所述第一尺寸的显示基板的膜层;并采用第一尺寸的对向基板相应的掩膜版,在所述显示区、所述选定边框区和所述切割区制作所述第一尺寸的对向基板的膜层。
  15. 如权利要求14所述的制作方法,其中,在提供第一尺寸的对向基板之后,且在所述第一尺寸的对向基板上形成封框胶之前,还包括:
    将所述第一尺寸的对向基板上位于所述选定边框区的膜层沿所述选定边框区的延伸方向断开。
  16. 如权利要求12或13所述的制作方法,其中,提供第一尺寸的显示基板、以及第一尺寸的对向基板,具体包括:
    采用第一尺寸的显示基板相应的掩膜版、以及遮挡选定边框区和切割区的曝光挡板,在显示区和过渡图案区形成所述第一尺寸的显示基板的膜层;并采用第一尺寸的对向基板相应的掩膜版、以及所述曝光挡板,在所述显示区和所述过渡图案区形成所述第一尺寸的对向基板的膜层;其中,
    所述选定边框区位于所述显示区的至少一侧,所述切割区位于所述选定边框区远离所述显示区的一侧,所述过渡图案区位于所述选定边框区且邻接所述显示区设置,且所述过渡图案区在所述选定边框延伸方向的垂直方向上的宽度与掩膜版到曝光挡板的距离成正相关关系。
  17. 如权利要求12~16任一项所述的制作方法,其中,在去除所述第一尺寸的显示面板的切割区,获得第二尺寸的显示面板之后,且在所述第二尺寸的显示面板的所述对向基板所在侧贴附第一偏光片,并在所述显示基板所在层贴附第二偏光片之前,还包括:
    提供第一偏光片和第二偏光片,所述第一偏光片和所述第二偏光片中的至少之一包括与所述选定边框区对应设置的遮光结构。
  18. 一种显示装置,其中,包括如权利要求1~11任一项所述的显示面板。
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