CN103918021A - 一种大尺寸显示屏及其制造方法 - Google Patents
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 31
- 239000010409 thin film Substances 0.000 claims abstract description 144
- 239000000758 substrate Substances 0.000 claims description 37
- 238000000034 method Methods 0.000 claims description 31
- 239000000178 monomer Substances 0.000 claims description 10
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000005516 engineering process Methods 0.000 description 6
- 238000010923 batch production Methods 0.000 description 5
- 239000004973 liquid crystal related substance Substances 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/13336—Combining plural substrates to produce large-area displays, e.g. tiled displays
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/02—Composition of display devices
- G09G2300/026—Video wall, i.e. juxtaposition of a plurality of screens to create a display screen of bigger dimensions
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/04—Structural and physical details of display devices
- G09G2300/0421—Structural details of the set of electrodes
- G09G2300/0426—Layout of electrodes and connections
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- Theoretical Computer Science (AREA)
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- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
Description
Claims (19)
- 一种大尺寸显示屏,包括显示前板和薄膜晶体管背板,所述薄膜晶体管背板上设有用于驱动所述显示前板的行扫描线、列扫描线和薄膜晶体管阵列,其特征在于,所述薄膜晶体管背板由多个薄膜晶体管背板单元拼接而成,每个所述薄膜晶体管背板单元均开设有与所述行扫描线和列扫描线一一对应的导通孔;相互拼接的各所述薄膜晶体管背板单元上的行扫描线和列扫描线均通过对应的导通孔引向所述薄膜晶体管背板的背部并进行电连接。
- 如权利要求1所述的大尺寸显示屏,其特征在于,所述导通孔中填充有导电介质,所述行扫描线和列扫描线均与相对应的导通孔中的导电介质相连;相互电连接的行扫描线或列扫描线对应的导通孔中的导电介质在所述薄膜晶体管背板的背部进行电连接。
- 如权利要求2所述的大尺寸显示屏,其特征在于,所述相互电连接的行扫描线或列扫描线对应的导通孔中的导电介质在所述薄膜晶体管背板的背部通过导线进行电连接。
- 如权利要求3所述的大尺寸显示屏,其特征在于,所有同所述行扫描线实现电连接的导线连接至同一行扫描驱动模块;所有同所述列扫描线实现电连接的导线连接至同一列扫描驱动模块。
- 如权利要求2所述的大尺寸显示屏,其特征在于,还包括对接于所述薄膜晶体管背板之背部的支撑基板,所述支撑基板上设有:行扫描引线,与所述行扫描线对应的导通孔对应设置;列扫描引线,与所述列扫描线对应的导通孔对应设置;相互电连接的所述行扫描线或列扫描线对应的导通孔中的导电介质在所述薄膜晶体管背板的背部分别通过所述行扫描引线和列扫描引线进行电连接。
- 如权利要求5所述的大尺寸显示屏,其特征在于,所有所述行扫描引线连接至同一行扫描驱动模块;所有所述列扫描引线连接至同一列扫描驱动模块。
- 如权利要求6所述的大尺寸显示屏,其特征在于,所述行扫描驱动模块和列扫描驱动模块设置于所述支撑基板上。
- 如权利要求6所述的大尺寸显示屏,其特征在于,所述行扫描驱动模块和列扫描驱动模块设置于所述薄膜晶体管背板上。
- 如权利要求1至8任一项所述的大尺寸显示屏,其特征在于,所述显示前板为单体结构。
- 如权利要求1至8任一项所述的大尺寸显示屏,其特征在于,所述显示前板由多块显示前板单元拼接而成。
- 如权利要求10所述的大尺寸显示屏,其特征在于,所述显示前板单元与所述薄膜晶体管背板单元一一对位设置,每个所述显示前板单元与对位设置的薄膜晶体管基板单元构成一个显示单元体。
- 一种制造大尺寸显示屏的方法,其特征在于,包括下述步骤:制备待拼接的带有行扫描线和列扫描线的薄膜晶体管背板单元,在所述薄膜晶体管背板单元的拼接边处开设与所述行扫描线和列扫描线相对应的导通孔;将所述行扫描线和列扫描线通过对应的导通孔引向所述薄膜晶体管背板单元的背部;将预拼接的薄膜晶体管背板单元的行扫描线和列扫描线分别在所述薄膜晶体管背板单元的背部进行电连接,获得拼接的薄膜晶体管背板;获取单体结构的显示前板,将所述显示前板和薄膜晶体管背板组装起来,形成大尺寸显示屏。
- 如权利要求12所述的方法,其特征在于,所述的将所述行扫描线和列扫描线通过对应的导通孔引向所述薄膜晶体管背板单元的背部的步骤具体为:在所述导通孔中填充导电介质;将所述行扫描线和列扫描线与对应的导通孔中的导电介质相连,以将所述行扫描线和列扫描线引向所述薄膜晶体管背板的背部。
- 如权利要求12或13所述的方法,其特征在于,所述将预拼接的薄膜晶体管背板单元的行扫描线和列扫描线分别在所述薄膜晶体管背板单元的背部进行电连接,获得拼接的薄膜晶体管背板的步骤具体为:选取一基板,将所述薄膜晶体管背板单元置于所述基板之上并使之背部朝上放置;采用导线在所述背部将待连接的行扫描线和列扫描线分别连接,实现薄膜晶体管背板单元的拼接。
- 如权利要求13所述的方法,其特征在于,所述将预拼接的薄膜晶体管背板单元的行扫描线和列扫描线分别在所述薄膜晶体管背板单元的背部进行电连接,获得拼接的薄膜晶体管背板的步骤具体为:制备带有多条行扫描引线和列扫描引线的支撑基板,使所述行扫描引线与对应于所述行扫描线的导通孔相对应,使所述列扫描引线与对应于所述列扫描线的导通孔相对应;将所述薄膜晶体管背板单元对位组装到所述支撑基板上,使所述导通孔中的导电介质与所述行扫描引线和列扫描引线一一对位连接,实现薄膜晶体管背板单元的拼接。
- 一种制造大尺寸显示屏的方法,其特征在于,包括下述步骤:制备带有行扫描线和列扫描线的薄膜晶体管背板单元,在所述薄膜晶体管背板单元的拼接边处开设与所述行扫描线和列扫描线相对应的导通孔;将所述行扫描线和列扫描线通过对应的导通孔引向所述薄膜晶体管背板单元的背部;获取显示前板单元,并将所述显示前板单元和薄膜晶体管背板单元组装成显示单元体;将预拼接的所述显示单元体的行扫描线和列扫描线分别在所述薄膜晶体管背板单元的背部进行电连接,形成大尺寸显示屏。
- 如权利要求16所述的方法,其特征在于,所述的将所述行扫描线和列扫描线通过对应的导通孔引向所述薄膜晶体管背板单元的背部的步骤具体为:在所述导通孔中填充导电介质;将所述行扫描线和列扫描线与对应的导通孔中的导电介质相连,以将所述行扫描线和列扫描线引向所述薄膜晶体管背板的背部。
- 如权利要求17或18所述的方法,其特征在于,所述的将预拼接的所述显示单元体的行扫描线和列扫描线分别在所述薄膜晶体管背板单元的背部进行电连接,形成大尺寸显示屏的步骤具体为:选取一基板,将预拼接的所述显示单元体置于所述基板之上并使之背部朝上放置;采用导线将待连接的行扫描线和列扫描线分别连接,形成大尺寸显示屏。
- 如权利要求17所述的方法,其特征在于,所述的将预拼接的所述显示单元体的行扫描线和列扫描线分别在所述薄膜晶体管背板单元的背部进行电连接,形成大尺寸显示屏的步骤具体为:制备带有多条行扫描引线和列扫描引线的支撑基板,使所述行扫描引线与对应于所述行扫描线的导通孔相对应,使所述列扫描引线与对应于所述列扫描线的导通孔相对应;将所述显示单元体对位组装到所述支撑基板上,使所述导通孔中的导电介质与所述行扫描引线和列扫描引线一一对位连接,形成大尺寸显示屏。
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TWI658584B (zh) * | 2018-03-20 | 2019-05-01 | 友達光電股份有限公司 | 拼接式顯示裝置 |
CN109727539A (zh) * | 2018-12-17 | 2019-05-07 | 维沃移动通信有限公司 | 一种显示模组和电子设备 |
US10571730B2 (en) | 2017-10-31 | 2020-02-25 | Wuhan China Star Optoelectronics Technology Co., Ltd. | Spliced display and menufacturing method thereof |
CN112684631A (zh) * | 2019-10-18 | 2021-04-20 | 群创光电股份有限公司 | 显示装置 |
CN113219729A (zh) * | 2021-05-10 | 2021-08-06 | 武汉华星光电技术有限公司 | 显示面板及显示装置 |
TWI749851B (zh) * | 2020-02-21 | 2021-12-11 | 群創光電股份有限公司 | 顯示裝置 |
WO2023115557A1 (zh) * | 2021-12-20 | 2023-06-29 | 武汉华星光电半导体显示技术有限公司 | 拼接显示屏 |
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US20180053811A1 (en) | 2016-08-22 | 2018-02-22 | Emagin Corporation | Arrangement of color sub-pixels for full color oled and method of manufacturing same |
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