WO2020113655A1 - 显示面板、检测方法和显示装置 - Google Patents

显示面板、检测方法和显示装置 Download PDF

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Publication number
WO2020113655A1
WO2020113655A1 PCT/CN2018/121015 CN2018121015W WO2020113655A1 WO 2020113655 A1 WO2020113655 A1 WO 2020113655A1 CN 2018121015 W CN2018121015 W CN 2018121015W WO 2020113655 A1 WO2020113655 A1 WO 2020113655A1
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WIPO (PCT)
Prior art keywords
display panel
sealant
substrate
coating area
spacer
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PCT/CN2018/121015
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English (en)
French (fr)
Inventor
黄北洲
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惠科股份有限公司
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Publication date
Application filed by 惠科股份有限公司 filed Critical 惠科股份有限公司
Publication of WO2020113655A1 publication Critical patent/WO2020113655A1/zh

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    • 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
    • G02F1/1306Details
    • G02F1/1309Repairing; Testing

Definitions

  • the present application relates to the field of display technology, in particular to a display panel, a detection method and a display device.
  • the LCD usually includes an array substrate and a color film substrate that are oppositely arranged, and by applying a frame sealing glue around the color film substrate or the array substrate, the color film substrate and the array substrate are sealed to the box
  • the frame glue design is to apply the frame glue on the BPS.
  • the present application provides a display panel, a detection method, and a display device to detect abnormal frame glue.
  • the present application provides a display panel, including: a substrate, a frame glue coating area, a frame glue and a reflective structure, the frame glue coating area is located in the non-display area of the substrate, the frame The glue is disposed in the coating area of the sealant, and is bonded to the surface of the substrate, the reflective structure is disposed in the coating area of the sealant, and is located on the surface of the sealant, and is set to reflect Light.
  • the substrate includes a light-shielding layer, and the light-shielding layer is disposed in the sealant coating area and avoids the reflective surface of the reflective structure.
  • the substrate includes an insulating layer and a spacer, the insulating layer and the spacer are disposed in a display area of the substrate, and the spacer is located above the insulating layer; the light reflection
  • the structure includes a plurality of bosses, and the materials of the boss and the insulating layer are the same; the light-shielding layer is filled between the bosses; and the material of the light-shielding layer and the spacer is the same.
  • the spacer is a black resin material.
  • the height of the boss and the shading layer are equal.
  • the total surface area of the boss is smaller than the total surface area of the light shielding layer.
  • the height of the boss is smaller than the height of the spacer.
  • the bosses are elongated and are distributed in parallel along the coating direction of the sealant.
  • the bosses are distributed in a ring shape in the sealant coating area.
  • the bosses are distributed in dots in the coating area of the sealant.
  • the shading layer is covered with the sealant coating area, and the reflective structure is provided on the surface of the shading layer.
  • the reflective structure is provided at the edge of the frame glue.
  • the substrate is an array substrate.
  • the present application also discloses a method for detecting a display panel.
  • the method for detecting the display panel includes the following steps:
  • the emitting part of the detection mechanism emits light towards the frame glue coating area
  • the receiving part of the detection mechanism receives the reflection signal of the coating area of the frame glue
  • the output member of the detection mechanism outputs the detection result based on the reflected signal.
  • the step of the output member of the detection mechanism outputting the detection result according to the reflection signal further comprises: determining the position information of the abnormal area of the frame glue coating according to the reflection signal, and outputting the detection information.
  • the present application also discloses a display device including a display panel and a driving circuit for driving the display panel.
  • the display panel includes: a substrate, a frame glue coating area, a frame glue and a reflective structure, and the frame glue coating area Located in the non-display area of the substrate, the sealant is disposed in the coating area of the sealant, is in contact with the surface of the substrate, the reflective structure is disposed in the coating area of the sealant, and is located The surface of the frame glue is configured to reflect the incident light.
  • the substrate includes a light-shielding layer, and the light-shielding layer is disposed in the sealant coating area and avoids the reflective surface of the reflective structure.
  • the substrate includes an insulating layer and a spacer, the insulating layer and the spacer are disposed in a display area of the substrate, and the spacer is located above the insulating layer; the light reflection
  • the structure includes a plurality of bosses, and the materials of the boss and the insulating layer are the same; the light-shielding layer is filled between the bosses; and the material of the light-shielding layer and the spacer is the same.
  • the frame glue Compared with the solution with only a black spacer (BPS) under the frame glue, since the photoresist of the spacer is black, when the black frame glue is covered on it, the frame glue itself absorbs a certain amount of light during monitoring. If there is a frame defect.
  • a reflective structure is provided under the frame glue, so that when the frame glue is detected normally, the light emitted by the detection mechanism is absorbed by the frame glue, and no light is reflected; if the position of the frame glue changes or other abnormalities, the light emitted by the detection mechanism It is reflected back by the reflective structure, thereby discovering the abnormality of the frame glue.
  • Figure 1 is a schematic diagram of a display panel
  • Fig. 2 is a schematic view of the cross section along A-A' in Fig. 1;
  • FIG. 3 is a schematic diagram of a substrate containing a reflective structure according to an embodiment of the present application.
  • FIG. 4 is a schematic diagram of a substrate containing a light-shielding layer according to an embodiment of the present application
  • FIG. 5 is a schematic diagram of a boss according to an embodiment of the present application.
  • FIG. 6 is a schematic diagram of a dot-shaped boss according to an embodiment of the present application.
  • FIG. 7 is a schematic diagram of an annular boss according to an embodiment of the present application.
  • FIG. 8 is a schematic diagram of a display panel according to an embodiment of the present application.
  • FIG. 9 is a schematic diagram of a display panel detection method according to an embodiment of the present application.
  • FIG. 10 is a schematic diagram of detection when a sealant is normal in an embodiment of the present application.
  • FIG. 11 is a schematic diagram of detection when a sealant is abnormal according to an embodiment of the present application.
  • FIG. 12 is a schematic diagram of a display device according to an embodiment of the present application.
  • FIG. 13 is a schematic diagram of a detection mechanism according to an embodiment of the present application.
  • the features defined as “first” and “second” may explicitly or implicitly include one or more features.
  • the meaning of “plurality” is two or more.
  • the term “comprising” and any variations thereof are intended to cover non-exclusive inclusions.
  • connection should be understood in a broad sense, for example, it can be fixed connection or detachable Connected, or connected integrally; either mechanically or electrically; directly connected, or indirectly connected through an intermediary, or internally connected between two components.
  • installation should be understood in a broad sense, for example, it can be fixed connection or detachable Connected, or connected integrally; either mechanically or electrically; directly connected, or indirectly connected through an intermediary, or internally connected between two components.
  • an embodiment of the present application discloses a display panel 110 including a substrate 120, a sealant coating area 121, a sealant 130 and a reflective structure 122.
  • the sealant coating area 121 is located on the substrate 120
  • the sealant 130 is disposed in the sealant coating area 121, which is attached to the surface of the substrate 120
  • the reflective structure 122 is disposed in the sealant coating area 121, and is located on the surface of the sealant 130, and is configured to reflect The incoming light; where the substrate is an array substrate.
  • a reflective structure is provided under the frame glue, so that when the frame glue is detected normally, the light emitted by the detection mechanism is absorbed by the frame glue and there will be no light reflection; if the position of the frame glue changes or other abnormalities, the detection mechanism emits The light is reflected back by the reflective structure, thereby discovering the abnormality of the frame glue.
  • the substrate 120 includes a light-shielding layer 123, which is disposed in the sealant coating area 121 and avoids the reflective surface of the reflective structure 122.
  • the sealant 130 is a kind of colloid and does not completely shield light. If there is no light shielding layer 123 under the sealant 130, light will leak at the edge of the display panel 110, so a light shielding layer 123 is provided in the sealant coating area 121 Can play a role in blocking light.
  • the substrate 120 includes an insulating layer 124 and a spacer 125, the insulating layer 124 and the spacer 125 are disposed in the display area of the substrate 120, and the spacer 125 is located above the insulating layer 124; the reflective structure 122 includes a plurality of Each boss 1221 has the same material as the insulating layer 124; the light shielding layer 123 is filled between the boss 1221; and the material of the light shielding layer 123 and the spacer 125 is the same.
  • the reflective structure 122 is provided in the shape of a boss 1221, so that when the light emitted by the detection mechanism 200 shines on the reflective structure 122, the reflected light is more scattered, and it can be concluded that the abnormal state of the frame glue 130, if the reflective structure 122 is an entire plane, so it is difficult to judge the abnormality of the frame glue 130.
  • the convex layer 1221 is formed by digging the insulating layer 124, the light shielding layer is designed at the digging hole, and the raised part of the insulating layer 124 is used as the reflective structure 122, and the coating position and line width of the monitoring frame glue 130 are reduced.
  • the product loss caused by the abnormal 130 of the frame glue improves the yield.
  • the spacer 125 is a black resin material.
  • the material of the shading layer 123 and the spacer 125 are the same, and they are all made of black resin material, which has good light absorption effect and is convenient for detection and positioning.
  • the material of the insulating layer 124 is an organic material.
  • the insulating layer using organic materials has good compression resistance and lower cost, which is conducive to production.
  • the height of the boss 1221 and the light shielding layer 123 are equal.
  • the surface of the sealant coating area 121 is a flat surface, so that the contact area of the sealant 130 and the sealant coating area 121 is large, and the bonding force is relatively high. High, the substrate 120 is not easy to degumming.
  • the total surface area of the boss 1221 is smaller than the total surface area of the light shielding layer 123.
  • the projection 1221 since the projection 1221 is made of the insulating layer 124, it will transmit light by itself. By reducing the surface area of the projection 1221, the light transmission area is reduced, and the non-display area in the display panel 100 is prevented due to the projection 1221. The surface area is too large to cause serious light leakage.
  • the height of the boss 1221 is smaller than the height of the spacer 124.
  • the height of the boss 1221 is less than the height of the spacer 124, the height of the sealant coating area 121 in the substrate 120 is lower than the height of the display area in the substrate 120.
  • the display area The spacer 124 has a positioning effect on the sealant 130 to prevent the sealant 130 from moving.
  • the bosses 1221 are elongated, and are distributed in parallel along the length direction of the sealant.
  • the boss 1221 has a long strip shape, and the area of the reflecting surface is relatively large.
  • the bosses 1221 are distributed in dots in the sealant coating area 121.
  • the protrusions 1221 are distributed in dots in the frame coating area 121, the light shielding layer 123 is filled between the protrusions 1221, and the reflection structures 122 in the shape of the protrusions 1221 cannot play a light blocking effect, but pass through The light of the boss 1221 is distributed in a dot-like manner and is relatively scattered, and the light leakage effect is not obvious.
  • the bosses 1221 are distributed in a ring shape in the sealant coating area 121.
  • bosses 1221 are distributed in a ring shape in the sealant coating area 121, it is easy to process the ring-shaped boss 1221 or the ring-shaped shading layer 123 and to keep the surface of the sealant coating area 121 flat It is easier to realize in the production process.
  • the light-shielding layer 123 is covered with the sealant coating area 121, and the reflective structure 122 is disposed on the surface of the light-shielding layer 123.
  • the light-shielding layer 123 covered with the sealant coating area 121 under the reflective structure 122 can achieve the maximum light-shielding effect. No matter how the reflective structure 122 is disposed, the light-shielding layer 123 is not affected.
  • the reflective structure 122 is disposed at the edge of the sealant 130.
  • a display panel 110 is also disclosed.
  • the display panel 110 includes an array substrate, a sealant coating area 121, a sealant 130, and a boss made of an organic insulating material 1221, the sealant coating area 121 is located in the non-display area of the array substrate 120, the sealant 130 is disposed in the sealant coating area 121, and is bonded to the surface of the array substrate 120, and the boss 1221 is disposed in the sealant coating area 121, and is located on the surface of the frame glue 130, and is configured to reflect the incident light; the array substrate includes an opaque spacer 124, and the spacer 124 is filled between the bosses 1221.
  • a detection method of the display panel 110 is also disclosed.
  • the above-mentioned display panel 110 is detected.
  • the detection method includes the steps of:
  • S91 The emitting part of the detector emits light toward the frame coating area
  • S92 The receiver of the detector receives the reflected signal from the coating area of the frame glue
  • the plastic frame 130 when the plastic frame 130 is coated normally, the plastic frame 130 completely covers the reflective structure 122, the light emitted by the detector 240 is completely blocked by the plastic frame 130, and the detector 240 cannot receive the emission signal, so it can be concluded The sealant 130 is applied correctly.
  • the reflective surface of the reflective structure 122 will be exposed. At this time, part of the light emitted by the detector 240 will be reflected back by the reflective structure 122 and the reflected signal received by the detector 240 In order to reflect light, it can be concluded that the coating of the sealant 130 is abnormal.
  • the step of the output member of the detection mechanism outputting the detection result according to the reflection signal further includes: determining the position information of the abnormal area of the sealant coating according to the reflection signal, and outputting the detection information.
  • the position information of the abnormal coating of the sealant 130 can be determined according to the reflection signal, and then the position information is fed back as the detection result.
  • a display device 100 including the above-mentioned display panel 110 and a driving circuit 140 that drives the display panel 110.
  • the technical solution of the present application can be widely used in various display panels, such as TN type display panel (full name Twisted Nematic, namely twisted nematic panel), IPS type display panel (In-Plane Switching, plane conversion), VA type display
  • TN type display panel full name Twisted Nematic, namely twisted nematic panel
  • IPS type display panel In-Plane Switching, plane conversion
  • the panel Multi-domain Vertica Alignment, multi-quadrant vertical alignment technology
  • OLED display panel for short organic light emitting display panel

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

一种显示面板(110)、检测方法和显示装置,显示面板(110)包括:基板(120);位于基板(120)的非显示区内的框胶涂布区(121);设置在框胶涂布区(121)上方且与基板(120)的表面相贴合的框胶(130);设置在框胶涂布区(121)且位于框胶(130)下方,设置为反射射入的光线的反光结构,基板(120)包括遮光层(123),遮光层(123)设置在框胶涂布区(121),且避让反光结构的反射面。

Description

显示面板、检测方法和显示装置
本申请要求于2018年12月5日提交中国专利局,申请号为CN201811476677.7,申请名称为“一种显示面板、检测方法和显示装置”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
本申请涉及显示技术领域,尤其涉及一种显示面板、检测方法和显示装置。
背景技术
这里的陈述仅提供与本申请有关的背景信息,而不必然地构成现有技术。
LCD(Liquid Crystal Display,液晶显示器)通常包括相对设置的阵列基板和彩膜基板,并且通过在彩膜基板或阵列基板的四周涂布封框胶,使彩膜基板和阵列基板对盒后形成密封的液晶盒,在黑色隔垫物(black photo spacer,BPS)型液晶面板中,框胶设计是将框胶涂在BPS上。
当框胶异常时不能准确检测到缺陷位置。
技术解决方案
本申请提供一种显示面板、检测方法和显示装置,检测框胶异常。
为实现上述目的,本申请提供了一种显示面板,包括:基板、框胶涂布区、框胶和反光结构,所述框胶涂布区位于所述基板的非显示区内,所述框胶设置在所述框胶涂布区,与所述基板的表面相贴合,所述反光结构设置在所述框胶涂布区,且位于所述框胶的表面,设置为反射射入的光线。
可选的,所述基板包括遮光层,所述遮光层设置在所述框胶涂布区,且避让所述反光结构的反射面。
可选的,所述基板包括绝缘层和隔垫物,所述绝缘层和所述隔垫物设置在所述基板 的显示区,且所述隔垫物位于所述绝缘层上方;所述反光结构包括多个凸台,所述凸台与所述绝缘层的材质相同;所述遮光层填充于所述凸台之间;所述遮光层与所述隔垫物的材质相同。
可选的,所述隔垫物为黑色树脂材料。
可选的,所述凸台与所述遮光层的高度相等。
可选的,所述凸台的表面积之和小于所述遮光层的表面积之和。
可选的,所述凸台的高度小于所述隔垫物的高度。
可选的,所述凸台呈长条状,沿所述框胶涂布方向平行分布。
可选的,所述凸台在所述框胶涂布区中成环状分布。
可选的,所述凸台在所述框胶涂布区中成点状分布。
可选的,所述遮光层布满所述框胶涂布区,所述反光结构设置在所述遮光层的表面。
可选的,所述反光结构设置在所述框胶的边缘位置。
可选的,所述基板为阵列基板。
本申请还公开了一种显示面板的检测方法,检测所述显示面板,所述检测方法包括步骤:
检测机构的发射件朝框胶涂布区发射光线;
检测机构的接收件接收框胶涂布区的反射信号;
检测机构的输出件根据反射信号输出检测结果。
可选的,所述检测机构的输出件根据反射信号输出检测结果的步骤还包括:根据反射信号确定框胶涂布异常区位置信息,并输出检测信息。
本申请还公开了一种显示装置,包括显示面板以及驱动所述显示面板的驱动电路,所述显示面板包括:基板、框胶涂布区、框胶和反光结构,所述框胶涂布区位于所述基板的非显示区内,所述框胶设置在所述框胶涂布区,与所述基板的表面相贴合,所述反光结构设置在所述框胶涂布区,且位于所述框胶的表面,设置为反射射入的光线。
可选的,所述基板包括遮光层,所述遮光层设置在所述框胶涂布区,且避让所述反光结构的反射面。
可选的,所述基板包括绝缘层和隔垫物,所述绝缘层和所述隔垫物设置在所述基板的显示区,且所述隔垫物位于所述绝缘层上方;所述反光结构包括多个凸台,所述凸台与所述绝缘层的材质相同;所述遮光层填充于所述凸台之间;所述遮光层与所述隔垫物的材质相同。
相对于框胶下方仅有隔垫物(black photo spacer,BPS)的方案来说,由于隔垫物光阻是黑色,当黑色框胶盖在上面时,在监控时框胶本身吸收一定光线,若果出现框胶缺陷。本申请在框胶下方设置反光结构,使检测框胶正常时,检测机构发出的光被框胶吸收掉,不会有光线反射;若框胶的位置发生变动或其它异常,检测机构发出的光被反光结构反射回来,从而发现框胶的异常。
附图说明
所包括的附图用来提供对本申请实施例的的理解,其构成了说明书的一部分,进行例示本申请的实施方式,并与文字描述一起来阐释本申请的原理。显而易见地,下面描述中的附图仅仅是本申请的一些实施例,对于本领域普通技术人员来讲,在不付出创造性劳动性的前提下,还可以根据这些附图获得其他的附图。在附图中:
图1是一种显示面板的示意图;
图2是图1中沿A-A’截面的示意图;
图3是本申请实施例一种含有反光结构的基板的示意图;
图4是本申请实施例一种含有遮光层的基板的示意图;
图5是本申请实施例一种凸台的示意图;
图6是本申请实施例一种点状凸台的示意图;
图7是本申请实施例一种环状凸台的示意图;
图8是本申请实施例一种显示面板的示意图;
图9是本申请实施例一种显示面板检测方法的示意图;
图10是本申请实施例一种框胶正常时检测的示意图;
图11是本申请实施例一种框胶异常时检测的示意图;
图12是本申请实施例一种显示装置的示意图;
图13是本申请实施例一种检测机构的示意图。
具体实施方式
这里所公开的具体结构和功能细节仅仅是代表性的,并且是进行描述本申请的示例性实施例的目的。但是本申请可以通过许多替换形式来具体实现,并且不应当被解释成仅仅受限于这里所阐述的实施例。
在本申请的描述中,需要理解的是,术语“中心”、“横向”、“上”、“下”、“左”、“右”、“竖直”、“水平”、“顶”、“底”、“内”、“外”等指示的方位或位置关系为基于附图所示的方位或位置关系,仅是为了便于描述本申请和简化描述,而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作,因此不能理解为对本申请的限制。此外,术语“第一”、“第二”仅描述目的,而不能理解为指示或暗示相对重要性或者隐含指明所指示的技术特征的数量。由此,限定有“第一”、“第二”的特征可以明示或者隐含地包括一个或者更多个特征。在本申请的描述中,除非另有说明,“多个”的含义是两个或两个以上。另外,术语“包括”及其任何变形,意图在于覆盖不排他的包含。
在本申请的描述中,需要说明的是,除非另有明确的规定和限定,术语“安装”、“相连”、“连接”应做广义理解,例如,可以是固定连接,也可以是可拆卸连接,或一体地连接;可以是机械连接,也可以是电连接;可以是直接相连,也可以通过中间媒介间接相连,可以是两个元件内部的连通。对于本领域的普通技术人员而言,可以具体情况理解上述术语在本申请中的具体含义。
这里所使用的术语仅仅是为了描述具体实施例而不意图限制示例性实施例。除非上下文明确地另有所指,否则这里所使用的单数形式“一个”、“一项”还意图包括复数。还应当理解的是,这里所使用的术语“包括”和/或“包含”规定所陈述的特征、整数、步骤、操作、单元和/或组件的存在,而不排除存在或添加一个或更多其他特征、整数、步骤、操作、单元、组件和/或其组合。
下面参考附图和可选的实施例对本申请作说明。
如图3至图10所示,本申请实施例公布了一种显示面板110,包括基板120、框胶涂布区121、框胶130和反光结构122,框胶涂布区121位于基板120的非显示区内,框胶130设置在框胶涂布区121,与基板120的表面相贴合,反光结构122设置在框胶涂布区121,且位于框胶130的表面,设置为反射射入的光线;其中基板为阵列基板。
本方案中,在框胶下方设置反光结构,使检测框胶正常时,检测机构发出的光被框胶吸收掉,不会有光线反射;若框胶的位置发生变动或其它异常,检测机构发出的光被反光结构反射回来,从而发现框胶的异常。
在一实施例中,基板120包括遮光层123,遮光层123设置在框胶涂布区121,且避让反光结构122的反射面。
本方案中,框胶130是一种胶质,并不完全遮光,如果框胶130下方没有遮光层123,那么显示面板110的边缘处会漏光,所以在框胶涂布区121设置遮光层123能起到挡光的作用。
在一实施例中,基板120包括绝缘层124和隔垫物125,绝缘层124和隔垫物125设置在基板120的显示区,且隔垫物125位于绝缘层124上方;反光结构122包括多个凸台1221,凸台1221与绝缘层124的材质相同;遮光层123填充于凸台1221之间;遮光层123与隔垫物125的材质相同。
本方案中,将反光结构122设置为凸台1221形状,这样当检测机构200发出的光照在反光结构122上时,反射回的光线比较分散,可以推断出框胶130的异常状态,如果反光结构122是一整个平面,那么就很难判断框胶130的异常情况。
另外,利用绝缘层124挖洞方式形成凸台1221,将遮光层设计在挖洞的地方,利用绝缘层124凸起的地方作为反光结构122,监控框胶130涂布位置以及线宽等,降低因框胶130异常造成的产品损失,提升良率。在加工显示区中的绝缘层124制程和隔垫物125制程时,可同时完成非显示区中的凸台1221的制程和遮光层123的制程,两道制程完成四个结构,节省时间。
在一实施例中,隔垫物125为黑色树脂材料。
本方案中,遮光层123与隔垫物125的材质相同,都是采用黑色色树脂材料,吸光效果好,便于检测定位。
在一实施例中,绝缘层124的材料为有机材料。
本方案中,采用有机材料的绝缘层抗压效果好、成本较低,利于生产。
在一实施例中,凸台1221与遮光层123的高度相等。
本方案中,凸台1221与遮光层123的高度相等后,框胶涂布区121的表面为一个平整的面,这样框胶130与框胶涂布区121的接触面积较大,结合力较高,基板120不易脱胶。
在一实施例中,凸台1221的表面积之和小于遮光层123的表面积之和。
本方案中,由于凸台1221是由绝缘层124制成,本身会透光,通过使凸台1221的表面积变小,从而减小透光面积,防止显示面板100中非显示区由于凸台1221的表面积过大导致漏光严重。
在一实施例中,凸台1221的高度小于隔垫物124的高度。
本方案中,由于凸台1221的高度小于隔垫物124的高度,那么基板120中框胶涂布区121的高度低于基板120中显示区的高度,将框胶130涂布后,显示区中隔垫物124会对框胶130有个定位作用,防止框胶130移动。
如图5所示,在一实施例中,凸台1221呈长条状,分别沿着框胶长度方向平行分布。
本方案中,凸台1221成长条状,反射面的面积比较大。
如图6所示,在一实施例中,凸台1221在框胶涂布区121中成点状分布。
本方案中,由于凸台1221在框胶涂布区121中成点状分布,遮光层123填充在凸台1221之间,凸台1221状的反光结构122不能起到挡光效果,但是透过凸台1221的光成点状分布,比较分散,漏光效果不明显。
如图7所示,在一实施例中,凸台1221在框胶涂布区121中成环状分布。
本方案中,由于凸台1221在框胶涂布区121中成环状分布不管是环装凸台1221的加工还是环装遮光层123的加工以及保持框胶涂布区121的表面平整都容易实现,在生 产过程上比较容易。
如图8所示,在一实施例中,遮光层123布满框胶涂布区121,反光结构122设置在遮光层123表面。
本方案中,在反光结构122下方设置布满框胶涂布区121的遮光层123能达到最大的遮光效果,不管反光结构122怎么设置都不影响遮光层123。
在一实施例中,反光结构122设置在框胶130的边缘位置。
本方案中,当框胶130发生异常时,反光结构122就容易被暴露出来,检测机构发出的光被反射回来从而检测出框胶130的状况,将反光结构122设置在框胶130的边缘位置时,检测的精准度较高。
作为本申请的另一实施例,如图4所示,还公开了一种显示面板110,显示面板110包括阵列基板、框胶涂布区121、框胶130和由有机绝缘材料构成的凸台1221,框胶涂布区121位于阵列基板120的非显示区内,框胶130设置在框胶涂布区121,与阵列基板120的表面相贴合,凸台1221设置在框胶涂布区121,且位于框胶130的表面,设置为反射射入的光线;阵列基板包括不透光的隔垫物124,隔垫物124填充在凸台1221之间。
作为本申请的另一实施例,如图9所示,还公开了一种显示面板110的检测方法,检测上述的显示面板110,所述检测方法包括步骤:
S91:检测器的发射件朝框胶涂布区发射光线;
S92:检测器的接收件接收框胶涂布区的反射信号;
S93:检测器的输出件根据反射信号输出检测结果。
如图10所示,当胶框130涂布正常时,胶框130完全覆盖反光结构122的,检测器240发出的光线完全被胶框130阻隔,检测器240接收不到发射信号,因此可以断定框胶130涂布正确。
如图11所示,当胶框130涂布异常时,反光结构122的反射面会露出来,此时检测器240发出的光线会有部分被反光结构122反射回来,检测器240接收到的反射信号为反射光线,因此可以断定框胶130涂布异常。
在一实施例中,检测机构的输出件根据反射信号输出检测结果的步骤还包括:根据反射信号确定框胶涂布异常区位置信息,并输出检测信息。
本方案中,根据反射信号可以确定框胶130涂布异常的位置信息,再将位置信息作为检测结果反馈出来。
作为本申请的另一实施例,如图3至图7所示,公开了一种显示装置100,包括上述的显示面板110以及驱动显示面板110的驱动电路140。
本申请的技术方案可以广泛使用在各种显示面板,如TN型显示面板(全称为Twisted Nematic,即扭曲向列型面板)、IPS型显示面板(In-Plane Switching,平面转换)、VA型显示面板(Multi-domain Vertica Alignment,多象限垂直配向技术),当然,也可以是其他类型的显示面板,如有机发光显示面板(organic light emitting diode,简称OLED显示面板),均可适用上述方案。
以上内容是结合具体的可选实施方式对本申请所作的详细说明,不能认定本申请的具体实施只局限于这些说明。对于本申请所属技术领域的普通技术人员来说,在不脱离本申请构思的前提下,还可以做出若干简单推演或替换,都应当视为属于本申请的保护范围。

Claims (20)

  1. 一种显示面板,包括;
    基板;
    框胶涂布区,位于所述基板的非显示区内;
    框胶,设置在所述框胶涂布区,与所述基板的表面相贴合;以及
    反光结构,设置在所述框胶涂布区,且位于所述框胶的表面,设置为反射射入的光线。
  2. 如权利要求1所述的一种显示面板,其中,所述基板包括遮光层,所述遮光层设置在所述框胶涂布区,且避让所述反光结构的反射面。
  3. 如权利要求2所述的一种显示面板,其中,所述基板包括绝缘层和隔垫物,所述绝缘层和所述隔垫物设置在所述基板的显示区,且所述隔垫物位于所述绝缘层上方。
  4. 如权利要求3所述的一种显示面板,其中,所述反光结构包括多个凸台,所述凸台与所述绝缘层的材质相同;所述遮光层填充于所述凸台之间;所述遮光层与所述隔垫物的材质相同。
  5. 如权利要求3所述的一种显示面板,其中,所述隔垫物为黑色树脂材料。
  6. 如权利要求3所述的一种显示面板,其中,所述绝缘层的材料为有机材料。
  7. 如权利要求4所述的一种显示面板,其中,所述凸台与所述遮光层的高度相等。
  8. 如权利要求4所述的一种显示面板,其中,所述凸台的表面积之和小于所述遮光层的表面积之和。
  9. 如权利要求4所述的一种显示面板,其中,所述凸台的高度小于所述隔垫物的高度。
  10. 如权利要求4所述的一种显示面板,其中,所述凸台呈长条状,沿所述框胶涂布方向平行分布。
  11. 如权利要求4所述的一种显示面板,其中,所述凸台在所述框胶涂布区中成环状分布。
  12. 如权利要求4所述的一种显示面板,其中,所述凸台在所述框胶涂布区中成点 状分布。
  13. 如权利要求2所述的一种显示面板,其中,所述遮光层布满所述框胶涂布区,所述反光结构设置在所述遮光层的表面。
  14. 如权利要求1所述的一种显示面板,其中,所述基板为阵列基板。
  15. 如权利要求1所述的一种显示面板,其中,所述反光结构设置在所述框胶的边缘位置。
  16. 一种显示面板的检测方法,包括步骤:
    检测机构的发射件朝框胶涂布区发射光线;
    检测机构的接收件接收框胶涂布区的反射信号;
    检测机构的输出件根据反射信号输出检测结果。
  17. 如权利要求16所述的一种显示面板的检测方法,其中,所述检测机构的输出件根据反射信号输出检测结果的步骤还包括:
    根据反射信号确定框胶涂布异常区位置信息,并输出检测信息。
  18. 一种显示装置,包括显示面板以及驱动所述显示面板的驱动电路,所述显示面板包括:
    基板;
    框胶涂布区,位于所述基板的非显示区内;
    框胶,设置在所述框胶涂布区,与所述基板的表面相贴合;以及
    反光结构,设置在所述框胶涂布区,且位于所述框胶的表面,设置为反射射入的光线。
  19. 如权利要求18所述的一种显示装置,其中,所述基板包括遮光层,所述遮光层设置在所述框胶涂布区,且避让所述反光结构的反射面。
  20. 如权利要求19所述的一种显示装置,其中,所述基板包括绝缘层和隔垫物,所述绝缘层和所述隔垫物设置在所述基板的显示区,且所述隔垫物位于所述绝缘层上方;
    所述反光结构包括多个凸台,所述凸台与所述绝缘层的材质相同;所述遮光层填充于所述凸台之间;所述遮光层与所述隔垫物的材质相同。
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CN109557691A (zh) 2019-04-02

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