WO2014180137A1 - 显示板检测装置的连接头、显示板检测装置和方法 - Google Patents
显示板检测装置的连接头、显示板检测装置和方法 Download PDFInfo
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- WO2014180137A1 WO2014180137A1 PCT/CN2013/089222 CN2013089222W WO2014180137A1 WO 2014180137 A1 WO2014180137 A1 WO 2014180137A1 CN 2013089222 W CN2013089222 W CN 2013089222W WO 2014180137 A1 WO2014180137 A1 WO 2014180137A1
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- WIPO (PCT)
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- display panel
- connector
- detecting device
- panel detecting
- contact
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/03—Contact members characterised by the material, e.g. plating, or coating materials
- H01R13/035—Plated dielectric material
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
- G01R1/0416—Connectors, terminals
Definitions
- the present invention relates to the field of display technologies, and in particular, to a connector for a display panel detecting device, a display panel detecting device and a method. Background technique
- the display panel or the substrate behind the box needs to be electrically detected before the driving IC is bound, that is, the signal is input from the display board signal line terminal to the display panel through the detecting device.
- This can detect the defect of the display panel, prevent the defect after the driver IC bonding process, reduce the waste of the driver IC, and obtain the bad information more quickly, and feed back to the previous process, which can find the cause of the defect earlier.
- the probe 1 is directly connected to the signal line 2 terminal 21, and each probe 1 corresponds to one signal line.
- the signal line spacing of the display panel also decreases.
- the signal line spacing is reduced to a certain extent, for example, to less than 30 ⁇ m, the stability of the probe cannot be guaranteed, and even a probe with a smaller pitch cannot be made. .
- Fig. 1 As shown in Fig.
- the Shorting Bar it is also possible to use the Shorting Bar to lead the signal line 2 to a relatively large area, and use the probe 1 to connect the shorting bar terminals, since the spacing between the terminals of the shorting bars can be made larger, The accuracy of the probe 1 is low, but after the display panel is detected, the shorting bar needs to be removed or isolated by a laser, or a thin film transistor is disposed between the shorting bar and the signal line, and the shorting bar is isolated by the switching action of the thin film transistor. However, if the method of removing or isolating the shorting bar by laser is used, the cost is high.
- the uniformity of the thin film transistor is required, and the signal line cannot be detected by the way of detecting the display panel by the shorting bar. Defective near the terminal. Further, in the method of using the shorting bar, if the shorting bar is defective, the normal display panel is erroneously detected as defective. Summary of the invention
- the invention provides a connector for a display panel detecting device, a display panel detecting device and a method, which can realize display panel detection of a small-pitch signal line without forming a short-circuit bar, thereby saving cost.
- An aspect of the invention provides a connector for a display panel detecting device, comprising: a supporting portion; a contact portion fixedly connected to the supporting portion, the contact portion having a strip-shaped contact surface for simultaneously contacting a plurality of the display panel a signal line terminal; a signal transmission portion having one end connected to the contact portion and the other end connected to the detection signal generator of the display panel detecting device.
- the support portion is an elastic material.
- the contact surface of the contact portion is a rough surface having a convex structure, or, alternatively, the contact surface of the contact portion is a smooth plane.
- the number of contacts may be at least two, and the at least two contacts may be juxtaposed and spaced apart; the number of signal transmission portions may be at least two, and one end of each contact portion is connected to at least one signal transmission portion.
- the number of the support portions is at least two, and each contact portion is fixedly coupled to each of the support portions.
- the signal transmission portion is a planar wire or a strip wire; the planar wire or the strip wire may be disposed on a surface or inside of the support portion.
- the support portion is a plate-like structure; and the contact portion may be a sheet-like structure provided on the side of the plate-like structure.
- a display panel detecting apparatus comprising: a detection signal generator; a connector of at least one of the display panel detecting devices, wherein the at least one connector is electrically connected to the detection signal generator through a signal transmission portion .
- Another aspect of the present invention provides a display panel detecting method for the above display panel detecting apparatus, comprising: placing at least one connector of the display panel detecting device in a fan-out area around the display panel to make contact on the connector The contact surface of the portion simultaneously contacts the plurality of signal line terminals on the display panel; and provides a detection signal to the signal line in the display panel through the at least one connector.
- the connector of the display panel detecting device and the display panel detecting device and method provided by the present invention replace the existing probe by contacting the contact portions of the strip-shaped contact faces simultaneously with the plurality of signal line terminals
- the structure can realize the display panel detection of the small-pitch signal line without making a short-circuit bar, which not only reduces the cost, but also can detect the defect near the signal line terminal by directly contacting the signal line terminal, and avoids the display due to the bad short-circuit bar. Board detection caused misjudgment. DRAWINGS
- FIG. 1 is a schematic view of a display panel connected by a probe in the prior art
- FIG. 2 is a schematic view showing another connection of a display panel by a probe in the prior art
- FIG. 3 is a side view of a connector of a display panel detecting device according to an embodiment of the present invention
- FIG. 4 is a perspective view of a connector of the panel detecting device of FIG.
- FIG. 5 is a schematic diagram of connecting a display panel through a connector according to an embodiment of the present invention.
- FIG. 6 is a front elevational view of a contact surface of a connector contact portion according to an embodiment of the present invention.
- Figure 7 is a side elevational view of the contact surface of the connector contact portion of Figure 6;
- FIG. 8 is a schematic diagram of another connection panel connected to a display panel according to an embodiment of the present invention
- FIG. 9 is a schematic diagram of a connector of another display panel detecting device according to an embodiment of the present invention
- FIG. 11 is a schematic view of two connectors in an embodiment of the present invention
- FIG. 12 is a flowchart of a method for detecting a display panel according to an embodiment of the present invention. detailed description
- an embodiment of the present invention provides a connector for a display panel detecting device, including: a connector body 31; a support portion 32 fixedly coupled to the connector body 31; and a contact portion fixedly coupled to the support portion 32. 33.
- the contact portion 33 has a strip-shaped contact surface for simultaneously contacting a plurality of signal line terminals on the display panel, the contact portion being a conductor.
- one end of the signal transmission portion 34 is connected to the contact portion 33, and the other end is used for connecting a detection signal generator of the display panel detecting device, and the detection signal generator is for generating a detection signal, and the detection signal is contacted by the connector.
- the portion 33 is input to the signal line of the display panel to detect the display panel.
- the signal transmission portion 34 may be a planar wire or a plurality of ordinary strip wires.
- the planar wire or the strip wire may be disposed on the surface of the support portion 32 and the connector body 31 or on the support portion 32 and the connector body. 31 internal.
- the contact surface of the contact portion of the connector 3 contacts the signal line terminal 21 of one row at the same time, so that each signal line 2 communicates with the connector 3, that is, each signal line. 2
- the same detection signal can be obtained through the connector 3, so that the spacing between the signal lines 2 need not be considered.
- the connector on the display panel can be removed without removing or isolating the shorting bar.
- the display panel may be a display substrate or a display substrate after the box The display panel.
- the connector of the display panel detecting device is in contact with the plurality of signal line terminals through the contact portion provided with the strip-shaped contact surface, instead of the existing probe structure, the small-pitch signal can be realized without making the short-circuit bar.
- the detection of the display panel of the line not only reduces the cost, but also can detect the defect near the signal line terminal by directly contacting the signal line terminal, and avoids misjudgment of the display panel detection due to the shorting bar defect.
- the support portion 32 may be a plate-like structure; and the contact portion 33 may be a sheet-like structure provided on the side of the plate-like structure.
- the support portion 32 may be an elastic material. This further ensures that the entire strip contact surface of the contact portion 33 can be in good contact with each of the signal line terminals 21, thereby further ensuring signal transmission quality.
- the contact surface of the contact portion may be a rough plane having a convex structure, and the bump of the contact surface can better ensure signal transmission.
- the contact surface of the contact portion may also be a smooth plane.
- the above-described structure in which one connector 3 is provided with one contact portion 33 is applied to display panel detection having only a single row of signal line terminals.
- the signal line terminal 21 is divided into two rows.
- the number of the contact portions 33 may be At least two, at least two contact portions 33 are juxtaposed and spaced apart, the number of signal transmission portions is at least two, and one end of each contact portion 33 is connected to at least one signal transmission portion.
- COG chip on glass
- each of the contact portions 33 respectively contact one of the signal line terminals 21, and the surface of the signal line 2 outside the signal line terminals 21 has an insulating layer that does not communicate with the contact surface of the contact portion 33, thereby A plurality of sets of different detection signals can be input to the display panel through the plurality of contact portions 33, respectively, so that the detection screen is more abundant.
- the signal line terminal can also be divided into three or more lines, and it is only necessary to set the same number of contact portions 33 as the number of lines of the signal line terminal.
- the plurality of contact portions 33 may share one support portion and the connector body.
- the number of support portions is at least two, each The contact portion 33 is fixedly coupled to each of the support portions, that is, in one connector, the plurality of support portions share a connector body, and each of the support portions is provided with a contact portion 33.
- the above signal line 2 may be a data line or a gate line in the display panel.
- the above display panel may be various types of display panels, such as a liquid crystal display (LCD) display panel or an organic light-emitting diode (OLED) display panel.
- LCD liquid crystal display
- OLED organic light-emitting diode
- the connector of the display panel detecting device is in contact with the plurality of signal line terminals through the contact portion provided with the strip-shaped contact surface, instead of the existing probe structure, the small-pitch signal can be realized without making the short-circuit bar.
- the detection of the display panel of the line not only reduces the cost, but also can detect the defect near the signal line terminal by directly contacting the signal line terminal, and avoids misjudgment of the display panel detection due to the shorting bar defect.
- the embodiment of the invention further provides a display panel detecting device, comprising: a detecting signal generator; a connector of at least one of the above-mentioned display panel detecting devices; and at least one connector electrically connected to the detecting signal generator through the signal transmitting portion.
- the structure of the connector is the same as that of the foregoing embodiment, and details are not described herein again.
- the number of the connectors may be one or more. For example, as shown in FIG. 8, the signal line terminals 21 are divided into two rows, as shown in FIGS. 8 and 11, and the panel detecting device is displayed at this time.
- the signal line terminal can also be divided into three or more lines, and it is only necessary to set the same number of connectors as the number of lines of the signal line terminal.
- the contact portion provided with the strip-shaped contact surface on the connector is simultaneously in contact with the plurality of signal line terminals, instead of the existing probe structure, a small pitch can be realized without making a short-circuit bar.
- the display panel detection of the signal line not only reduces the cost, but also directly detects the defect near the signal line terminal by directly contacting the signal line terminal, and avoids misjudgment of the display panel detection due to the shorting bar defect.
- an embodiment of the present invention further provides a display panel detecting method for the above display panel detecting device.
- step 101 at least one connector of the display panel detecting device is placed in a fanout of the periphery of the display panel such that the contact surface of the contact portion on the connector simultaneously contacts the plurality of signal line terminals on the display panel.
- a detection signal is provided to the signal lines in the display panel by at least one connector.
- the structure of the connector is the same as that of the above embodiment, and details are not described herein again.
- the contact portion provided with the strip-shaped contact surface on the connector is simultaneously in contact with the plurality of signal line terminals, instead of the existing probe structure, the small pitch can be realized without making the short-circuit bar.
- the display panel detection of the signal line not only reduces the cost, but also directly detects the defect near the signal line terminal by directly contacting the signal line terminal, and avoids misjudgment of the display panel detection due to the shorting bar defect.
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Abstract
一种显示板检测装置的连接头、显示板检测装置和方法,无需制作短路棒即可实现小间距信号线的显示板检测,从而节约了成本。该显示板检测装置的连接头,包括:支撑部(32);固定连接于支撑部(32)的接触部(33),接触部(33)具有条形的接触面,接触面用于同时接触显示板上的多个信号线端子;信号传输部(34),其一端连接于接触部(33),另一端用于连接显示板检测装置的检测信号发生器。该显示板检测装置,包括:检测信号发生器;至少一个上述显示板检测装置的连接头;连接头通过信号传输部(34)电连接于检测信号发生器。该显示板检测方法,包括:将连接头置于显示板周边的扇出区,使接触面同时接触多个信号线端子;通过连接头向信号线提供检测信号。
Description
显示板检测装置的连接头、 显示板检测装置和方法 技术领域
本发明涉及显示技术领域, 尤其涉及一种显示板检测装置的连接头、 显 示板检测装置和方法。 背景技术
目前, 显示面板的制作过程中, 在驱动 IC绑定之前需要对显示基板或基 板对盒后的显示面板进行电学检测, 即, 通过检测设备将信号从显示板信号 线端子输入到显示板内, 这样能检测出显示板的不良, 防止驱动 IC绑定工序 之后才发现不良, 减少驱动 IC的浪费, 并能更快地得到不良信息, 反馈给前 道工艺, 能更早地找到不良原因。
在现有的显示板检测方法中,如图 1所示,使用探针 1直接连接信号线 2 端子 21 , 每一个探针 1对应一根信号线, 然而, 随着显示板分辨率的提高, 显示板的信号线间距也随着减小, 当信号线间距减小到一定程度, 例如减小 到 30 μ ιη以下时, 探针的稳定性无法保证, 甚至无法做出更小间距的探针。 如图 2所示, 还可以使用短路棒 ( Shorting Bar )将信号线 2引出到较宽敞的 区域, 使用探针 1连接短路棒端子, 由于短路棒端子之间的间距可以做的较 大, 因此对探针 1 的精度要求较低, 但是在显示板检测之后需要通过激光将 短路棒去除或隔离, 或者在短路棒与信号线之间设置薄膜晶体管, 通过薄膜 晶体管的开关作用将短路棒隔离。 然而, 如果使用通过激光将短路棒去除或 隔离的方式则成本较高, 如果使用薄膜集体管开关则对薄膜晶体管的均一性 要求较高, 并且通过短路棒检测显示板的方式无法检测出信号线端子附近的 不良。 另外, 使用短路棒的方式中, 如果短路棒发生不良, 则会使正常的显 示板被误检测为不良。
发明内容
本发明提供一种显示板检测装置的连接头、 显示板检测装置和方法, 无 需制作短路棒即可实现小间距信号线的显示板检测, 从而节约了成本。
本发明一方面提供一种显示板检测装置的连接头, 包括: 支撑部; 固定 连接于支撑部的接触部, 接触部具有条形的接触面, 接触面用于同时接触显 示板上的多个信号线端子; 信号传输部, 其一端连接于接触部, 另一端用于 连接显示板检测装置的检测信号发生器。
例如, 支撑部为弹性材料。
例如, 接触部的接触面为具有凸起结构的粗糙平面, 或者, 可选地, 接 触部的接触面为光滑平面。
进一步地, 接触部的数量可以为至少两个, 该至少两个接触部可以并列 且间隔设置; 信号传输部的数量可以为至少两个, 每个接触部的一端连接于 至少一个信号传输部。
例如, 支撑部的数量为至少两个, 每个接触部固定连接于每个支撑部。 例如, 信号传输部为面状导线或者条状导线; 面状导线或者条状导线可 以设置于支撑部的表面或者内部。
例如, 支撑部为板状结构; 接触部可以为设置于板状结构侧边的片状结 构。
本发明另一方面提供了一种显示板检测装置, 包括: 检测信号发生器; 至少一个上述显示板检测装置的连接头, 其中, 该至少一个连接头通过信号 传输部电连接于检测信号发生器。
本发明另一方面提供了一种显示板检测方法, 用于上述的显示板检测装 置, 包括: 将显示板检测装置的至少一个连接头置于显示板周边的扇出区, 使连接头上接触部的接触面同时接触显示板上的多个信号线端子; 和通过至 少一个连接头向显示板中的信号线提供检测信号。
本发明提供的显示板检测装置的连接头、 显示板检测装置和方法, 通过 设置有条形接触面的接触部同时与多个信号线端子接触, 代替了现有的探针
结构, 无需制作短路棒即可实现小间距信号线的显示板检测, 不但降低了成 本, 并且通过直接接触信号线端子, 能够检测出信号线端子附近的不良, 另 外避免了因短路棒不良对显示板检测造成误判。 附图说明
为了更清楚地说明本发明实施例的技术方案, 下面将对实施例的附图作 筒单地介绍, 显而易见地, 下面描述中的附图仅仅涉及本发明的一些实施例, 而非对本发明的限制。
图 1为现有技术中一种通过探针连接显示板的示意图;
图 2为现有技术中另一种通过探针连接显示板的示意图;
图 3为本发明实施例中一种显示板检测装置的连接头的侧视图; 图 4为图 3中显示板检测装置的连接头的立体示意图;
图 5为本发明实施例中一种通过连接头连接显示板的示意图;
图 6为本发明实施例中一种连接头接触部的接触面主视图;
图 7为图 6中连接头接触部的接触面的侧视图;
图 8为本发明实施例中另一种通过连接头连接显示板的示意图; 图 9为本发明实施例中另一种显示板检测装置的连接头的示意图; 图 10为本发明实施例中另一种显示板检测装置的连接头的示意图; 图 11为本发明实施例中两个连接头的示意图;
图 12为本发明实施例中一种显示板检测方法的流程图。 具体实施方式
为使本发明实施例的目的、 技术方案和优点更加清楚, 下面将结合本发 明实施例的附图, 对本发明实施例的技术方案进行清楚、 完整地描述。 显然, 所描述的实施例是本发明的一部分实施例, 而不是全部的实施例。 基于所描 述的本发明的实施例, 本领域普通技术人员在无需创造性劳动的前提下所获 得的所有其他实施例, 都属于本发明保护的范围。
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发明所属领 域内具有一般技能的人士所理解的通常意义。 "一个"、 "一" 或者 "该" 等类 似词语也不表示数量限制, 而是表示存在至少一个。 "包括" 或者 "包含" 等 类似的词语意指出现在 "包括" 或者 "包含" 前面的元件或者物件涵盖出现 在 "包括" 或者 "包含" 后面列举的元件或者物件及其等同, 并不排除其他 元件或者物件。 "连接" 或者 "相连" 等类似的词语并非限定于物理的或者机 械的连接, 而是可以包括电性的连接, 不管是直接的还是间接的。 "上"、 "下"、 "左"、 "右" 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。
下面将结合本发明实施例中的附图, 对本发明实施例中的技术方案进行 清楚、 完整地描述。
如图 3所示, 本发明实施例提供了一种显示板检测装置的连接头, 包括: 连接头主体 31; 固定连接于连接头主体 31的支撑部 32; 固定连接于支撑部 32的接触部 33。 如图 4所示, 接触部 33具有条形的接触面, 该接触面用于 同时接触显示板上的多个信号线端子, 该接触部为导体。 如图 3所示, 信号 传输部 34的一端连接于接触部 33 ,另一端用于连接显示板检测装置的检测信 号发生器, 检测信号发生器用于产生检测信号, 该检测信号通过连接头的接 触部 33输入至显示板的信号线上, 从而对显示板进行检测。
例如, 信号传输部 34可以为面状导线或者多条普通的条状导线, 上述面 状导线或者条状导线可以设置于支撑部 32和连接头主体 31表面或者设置于 支撑部 32和连接头主体 31内部。
例如, 如图 5所示, 在检测显示板时, 上述连接头 3接触部的接触面同 时接触一行的信号线端子 21 , 使每一条信号线 2都与连接头 3连通, 即每一 条信号线 2都可以通过连接头 3获得同样的检测信号,从而无需考虑信号线 2 之间的间距。 并且, 在显示板检测结束之后, 取下显示板上的连接头即可, 无需去除或隔离短路棒。
需要说明的是, 上述的显示板可以是显示基板或者显示基板对盒之后形
成的显示面板。
本实施例中显示板检测装置的连接头, 通过设置有条形接触面的接触部 同时与多个信号线端子接触, 代替了现有的探针结构, 无需制作短路棒即可 实现小间距信号线的显示板检测, 不但降低了成本, 并且通过直接接触信号 线端子, 能够检测出信号线端子附近的不良, 另外避免了因短路棒不良对显 示板检测造成误判。
作为例子, 如图 3和图 4所示, 支撑部 32可以为板状结构; 接触部 33 可以为设置于上述板状结构侧边的片状结构。
进一步地,上述支撑部 32可以为弹性材料。 以此来进一步保证接触部 33 的整个条形接触面都能够与每一个信号线端子 21保持良好接触, 从而进一步 保证信号传输质量。
进一步地, 如图 6和图 7所示, 上述接触部的接触面可以为具有凸起结 构的粗糙平面, 利用接触面的凸起可以更好的保证信号传输。
当然, 上述接触部的接触面也可以为光滑平面。
进一步地, 如图 5所示, 上述一个连接头 3设置一个接触部 33的结构适 用于只具有单独一行信号线端子的显示板检测。 但是在某些显示板中具有并 列的多行信号线端子。例如,如图 8所示,基于板上芯片技术(Chip on Glass, COG ) 的显示板中, 信号线端子 21分为两行, 此时, 如图 9所示, 接触部 33的数量可以为至少两个, 至少两个接触部 33并列且间隔设置,信号传输部 的数量为至少两个, 每个接触部 33的一端连接于至少一个信号传输部。 如图 8所示, 每个接触部 33的接触面分别接触其中一行信号线端子 21 , 信号线端 子 21之外的信号线 2表面有绝缘层, 不会与接触部 33的接触面连通, 从而 可以通过多个接触部 33分别向显示板输入多组不同的检测信号, 使检测画面 更加丰富。 信号线端子还可以分为三行或更多行, 只需要设置与信号线端子 的行数相同数量的接触部 33即可。
进一步地, 如图 9所示, 在一个连接头中, 多个接触部 33可以共用一个 支撑部和连接头主体。 也可以如图 10所示, 支撑部的数量为至少两个, 每个
接触部 33固定连接于每个支撑部, 即在一个连接头中, 多个支撑部共用一个 连接头主体, 每个支撑部上分别设置有接触部 33。
需要说明的是, 上述的信号线 2可以是显示板中的数据线或者栅线。 上 述的显示板可以为各种类型的显示板, 例如液晶显示器 (Liquid Crystal Display, LCD )显示板或有机发光二极管显示器( Organic Light-Emitting Diode, OLED )显示板等。
本实施例中显示板检测装置的连接头, 通过设置有条形接触面的接触部 同时与多个信号线端子接触, 代替了现有的探针结构, 无需制作短路棒即可 实现小间距信号线的显示板检测, 不但降低了成本, 并且通过直接接触信号 线端子, 能够检测出信号线端子附近的不良, 另外避免了因短路棒不良对显 示板检测造成误判。
本发明实施例还提供一种显示板检测装置, 包括: 检测信号发生器; 至 少一个上述的显示板检测装置的连接头; 至少一个连接头通过信号传输部电 连接于检测信号发生器。 该连接头的结构与上述实施例相同, 在此不再赘述。 该显示板检测装置中, 连接头的数量可以为一个或多个, 例如, 如图 8所示, 信号线端子 21分为两行, 如图 8和图 11所示, 此时显示板检测装置中可以 包括两个连接头 3, 每个连接头 3通过接触部 33的接触面分别接触其中一行 信号线端子 21 , 从而可以通过两个连接头分别向显示板输入两组不同的检测 信号, 使检测画面更加丰富。 当然, 信号线端子也可以分为三行或更多行, 只需要设置与信号线端子的行数相同数量的连接头即可。
本实施例中的显示板检测装置, 通过连接头上设置有条形接触面的接触 部同时与多个信号线端子接触, 代替了现有的探针结构, 无需制作短路棒即 可实现小间距信号线的显示板检测, 不但降低了成本, 并且通过直接接触信 号线端子, 能够检测出信号线端子附近的不良, 另外避免了因短路棒不良对 显示板检测造成误判。
如图 12所示, 本发明实施例还提供一种用于上述的显示板检测装置的显 示板检测方法。
在步骤 101 中, 将显示板检测装置的至少一个连接头置于显示板周边的 扇出区 (fanout ), 使连接头上接触部的接触面同时接触显示板上的多个信号 线端子。
在步骤 102中, 通过至少一个连接头向显示板中的信号线提供检测信号。 连接头结构与上述实施例相同, 在此不再赘述。
本实施例中的显示板检测方法, 通过连接头上设置有条形接触面的接触 部同时与多个信号线端子接触, 代替了现有的探针结构, 无需制作短路棒即 可实现小间距信号线的显示板检测, 不但降低了成本, 并且通过直接接触信 号线端子, 能够检测出信号线端子附近的不良, 另外避免了因短路棒不良对 显示板检测造成误判。
以上所述, 仅为本发明的示例性的实施方式, 但本发明的保护范围并不 局限于此, 本领域的技术人员可以轻易想到的对本发明实施例的各种改动和 变型, 都应涵盖在本发明的保护范围之内。 本发明的保护范围由所附的权利 要求确定。
Claims
1. 一种显示板检测装置的连接头, 包括:
支撑部;
固定连接于所述支撑部的接触部, 所述接触部具有条形的接触面, 所述 接触面用于同时接触显示板上的多个信号线端子;
信号传输部, 其一端连接于所述接触部, 另一端用于连接所述显示板检 测装置的检测信号发生器。
2. 根据权利要求 1所述的显示板检测装置的连接头, 其中,
所述支撑部为弹性材料。
3. 根据权利要求 1或 2所述的显示板检测装置的连接头, 其中, 所述接触部的接触面为具有凸起结构的粗糙平面。
4. 根据权利要求 1或 2所述的显示板检测装置的连接头, 其中, 所述接触部的接触面为光滑平面。
5. 根据权利要求 1-4中任一项所述的显示板检测装置的连接头, 其中, 所述接触部的数量为至少两个, 所述至少两个接触部并列且间隔设置; 所述信号传输部的数量为至少两个, 每个所述接触部的一端连接于至少 一个信号传输部。
6. 根据权利要求 1-5中任一项所述的显示板检测装置的连接头, 其中, 所述支撑部的数量为至少两个, 每个所述接触部固定连接于每个所述支 撑部。
7. 根据权利要求 1-6中任一项所述的显示板检测装置的连接头, 其中, 所述信号传输部为面状导线或者条状导线;
所述面状导线或者条状导线设置于所述支撑部的表面或者内部。
8. 根据权利要求 1-7中任一项所述的显示板检测装置的连接头, 其中, 所述支撑部为板状结构;
所述接触部为设置于所述板状结构侧边的片状结构。
9. 一种显示板检测装置, 包括:
检测信号发生器; 和
至少一个如权利要求 1-4中任意一项所述显示板检测装置的连接头, 其中, 所述至少一个连接头通过信号传输部电连接于所述检测信号发生 器。
10. 一种用于如权利要求 9所述的显示板检测装置的显示板检测方法,包 括:
将所述显示板检测装置的至少一个连接头置于显示板周边的扇出区, 使 所述连接头上接触部的接触面同时接触显示板上的多个信号线端子; 和
通过所述至少一个连接头向所述显示板中的信号线提供检测信号。
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CN202736444U (zh) * | 2012-07-18 | 2013-02-13 | 北京京东方光电科技有限公司 | 一种tft阵列检测框架及检测设备 |
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