WO2021102945A1 - 显示基板的扇出走线的断路检测方法及显示基板 - Google Patents
显示基板的扇出走线的断路检测方法及显示基板 Download PDFInfo
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Abstract
Description
Claims (13)
- 一种显示基板上扇出走线的断路检测方法,其中,所述显示基板包括:基底,所述基底包括相对设置的第一表面和第二表面,在所述第一表面上间隔设置多个连接结构,所述多个连接结构中的每个包括第一焊盘、第二焊盘和扇出走线,且所述扇出走线电连接所述第一焊盘和所述第二焊盘;所述扇出走线的断路检测方法,包括:形成至少一个检测单元;其中,形成所述检测单元包括:将至少两个所述连接结构通过连接部串联连接;对所述检测单元的首端和末端进行检测,获取所述检测单元的电阻,以判断所述检测单元中的扇出走线是否存在断路。
- 根据权利要求1所述的方法,其中,所述形成至少一个检测单元的步骤,包括:将每两个相邻的所述连接结构中的所述第一焊盘通过所述连接部连接;将除相隔距离最远的两个所述连接结构外,每两个相邻的所述连接结构中的所述第二焊盘通过所述连接部连接,并将每N个串联连接的所述连接结构作为一个所述检测单元;其中,N为大于等于2的整数。
- 根据权利要求2所述的方法,其中,所述N为偶数。
- 根据权利要求1所述的方法,其中,所述形成至少一个检测单元的步骤,包括:将除相隔距离最远的两个所述连接结构外,每两个相邻的所述连接结构中的所述第一焊盘通过所述连接部连接;将每两个相邻的所述连接结构中的所述第二焊盘通过所述连接部连接,并将每N个串联连接的所述连接结构作为一个所述检测单元;其中,N为大于等于2的整数。
- 根据权利要求1-4中任一项所述的方法,其中,每个所述检测单元中包括多个子检测单元;每个所述子检测单元包括M个串联连接的所述连接结构,M为大于等于1的整数;所述将所述检测单元的首端和末端进行检测, 获取所述检测单元的电阻,以判断所述检测单元中的所述扇出走线是否存在断路的步骤包括:对每个所述检测单元的首端和末端进行检测,获取所述检测单元的电阻,并根据第一预设条件和所获取的所述检测单元的电阻,判断所述检测单元中是否存在断路的所述扇出走线;若存在,则对存在断路的所述扇出走线的所述检测单元中每个所述子检测单元的首端和末端进行检测,以获取存在断路的扇出走线。
- 根据权利要求5所述的方法,其中,所述子检测单元的首端和末端均为第二焊盘。
- 根据权利要求1-6中任一项所述的方法,其中,在所述对所述检测单元的首端和末端进行检测,获取所述检测单元的电阻,以判断所述检测单元中的所述扇出走线是否存在断路的步骤之后,还包括:将显示基板上位于第二焊盘远离第一焊盘一侧的连接部切除;以及将位于第一焊盘远离第二焊盘一侧的连接部切断。
- 一种显示基板,其包括:基底,包括相对设置的第一表面和第二表面;至少一个检测单元,设置在基底上,所述检测单元包括:至少两个通过连接部串联连接的连接结构;每个所述连接结构包括:第一焊盘、第二焊盘和扇出走线,且所述扇出走线将所述第一焊盘和所述第二焊盘电连接。
- 根据权利要求8所述的显示基板,其中,每两个相邻的所述连接结构中的所述第一焊盘通过所述连接部连接;除相隔距离最远的两个所述连接结构外的,每两个相邻的所述连接结构中的所述第二焊盘通过所述连接部连接;其中,每N个串联连接的所述连接结构作为一个所述检测单元;N为大于等于2的整数。
- 根据权利要求8所述的显示基板,其中,除相隔距离最远的两个所述连接结构外的,每两个相邻的所述连接结构中的所述第一焊盘通过所述连接部连接;每两个相邻的所述连接结构中的所述第二焊盘通过所述连接部连 接;其中,每N个串联连接的所述连接结构作为一个所述检测单元;N为大于等于2的整数。
- 根据权利要求8-10任一项所述的显示基板,其中,在所述第二表面上设置间隔设置的多个第三焊盘和像素单元;所述第二焊盘通过侧边走线与所述第三焊盘连接;所述第三焊盘通过信号引入线与像素单元连接。
- 一种显示基板,其包括:基底,包括相对设置的第一表面和第二表面;多个连接结构和多个连接部,设置在基底上,所述多个连接结构中的每个包括第一焊盘、第二焊盘和扇出走线,且所述扇出走线电连接所述第一焊盘和所述第二焊盘;所述多个连接部中的每个对应两个所述连接结构中的所述第一焊盘,不同的所述连接部对应的所述第一焊盘,且所述连接部与所述第一焊盘断开设置。
- 根据权利要求12所述的显示基板,其中,在所述第二表面上设置间隔设置的多个第三焊盘和像素单元;所述第二焊盘通过侧边走线与所述第三焊盘连接;所述第三焊盘通过信号引入线与像素单元连接。
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PCT/CN2019/122080 WO2021102945A1 (zh) | 2019-11-29 | 2019-11-29 | 显示基板的扇出走线的断路检测方法及显示基板 |
CN201980002716.6A CN113383241B (zh) | 2019-11-29 | 2019-11-29 | 显示基板的扇出走线的断路检测方法及显示基板 |
US17/253,960 US11972989B2 (en) | 2019-11-29 | 2019-11-29 | Display substrate and method for detecting broken fanout wire of display substrate |
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US20210375702A1 (en) | 2021-12-02 |
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US11972989B2 (en) | 2024-04-30 |
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