Repair structure of display screen data line

Abstract

The utility model discloses a display screen data line repairing structure which comprises a display screen body, the display screen body comprises a plurality of data lines, the data lines are arranged in parallel, a metal line used for repairing the data lines is arranged in the display screen body, the metal line is in contact with the data lines, and the metal line is in contact with the data lines. And when one of the data lines is broken, fusing a point at a corresponding position on the metal line through laser so as to repair the data line. The repairing structure has the advantages that the metal wire is arranged to repair the broken data line, and the production cost is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of display screens, in particular to a repair structure for a display screen data line. Background Art

[0002] With the continuous development of the TFT-LCD industry, the market has higher and higher requirements for displays. Especially under the current global economic recession, improving product market competitiveness has become an important factor for an enterprise to gain a foothold. Economy is a key factor in improving the market competitiveness of displays. The advantages of economy include low power consumption, low cost of use, and low production cost.

[0003] There are many uncontrollable factors in the manufacturing process that may lead to the scrapping of display screens. For example, if one or several data lines in the display screen are broken due to static electricity, dust, exposure, etc., it will cause the circuit to fail and become a defective product, thereby increasing production costs. Utility Model Content

[0004] The utility model aims to overcome the shortcomings of the prior art and provide a repair structure for a display screen data line.

[0005] The purpose of this utility model is achieved through the following technical solutions:

[0006] A repair structure for display screen data lines comprises: a display screen body, the display screen body comprising a plurality of data lines, the plurality of data lines being arranged in parallel with each other, a metal wire for repairing the data lines being arranged in the display screen body, the metal wire being in contact with the plurality of data lines, and when one of the data lines is broken, the data line is repaired by laser melting the corresponding points on the metal wire.

[0007] In one embodiment, the display screen body includes a display area, which is a display region of the display screen body, and the plurality of data lines are located within the display area.

[0008] In one embodiment, there are two metal wires, both of which are located in the display area, and the two metal wires are respectively located near the upper and lower edges of the display area. The two metal wires are vertically arranged with the multiple data lines, and both of the metal wires are located in the display area.

[0009] In one of the embodiments, a first breaking point and multiple first repair points are provided on the display screen body, the first breaking point is located on one of the data lines, and the first breaking point is located outside the display area, and the multiple first repair points are all located on the metal line below the display screen body. When the first breaking point breaks, the data line can be repaired by laser melting the multiple first repair points on the metal line below the display screen body.

[0010] In one embodiment, a second breaking point and multiple second repair points are provided on the display screen body, the second breaking point is located on one of the data lines, and the second breaking point is located in the display area, and multiple second repair points are all located on the metal line above the display screen body. When the second breaking point breaks, the metal line can be repaired by laser melting the multiple second repair points on the metal line above the display screen body.

[0011] In one embodiment, there are four first repair points and four second repair points, and the first repair points and the second repair points on both sides are used to disconnect the metal wire. Among the two first repair points in the middle, one of the first repair points is the intersection of the data line where the first breaking point is located and the metal wire below the display body, and the other first repair point is the intersection of the data line without breaking and the metal wire. Among the two second repair points in the middle, one of the second repair points is the intersection of the second breaking point and the metal wire above the display body, and the other second repair point is the intersection of the data line without breaking and the metal wire.

[0012] In one embodiment, the display screen body further comprises a plurality of scan lines, the plurality of scan lines are arranged in parallel with each other, and the plurality of data lines and the plurality of scan lines are arranged in an interlaced manner to form a pixel area.

[0013] In one embodiment, the display screen body further includes a data line driving circuit and a scan line driving circuit, a plurality of the data lines are connected to the data line driving circuit, and a plurality of the scan lines are connected to the scan line driving circuit.

[0014] In one embodiment, the display screen body further includes a plurality of TFT switches, and each of the TFT switches is connected to one of the data lines.

[0015] In one embodiment, a driver IC is disposed on the display screen body, the driver IC is connected to the plurality of data lines and the plurality of scan lines, and the driver IC is connected to the plurality of TFT switches, the data line driving circuit and the scan line driving circuit.

[0016] Compared with the prior art, the utility model has at least the following advantages:

[0017] The utility model provides a repair structure for display screen data lines, which are connected to a plurality of data lines of a display screen body by setting metal lines. When one of the data lines is broken, four points at corresponding positions on the metal line close to the data line are laser-fused, thereby repairing the data line, thereby reducing the number of defective products and lowering production costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for use in the embodiments are briefly introduced below.

[0019] Figure 1 The present invention is a schematic structural diagram of a repair structure for a display screen data line provided by the present invention.

[0020] Description of the drawings: 10. Display screen body; 101. Display area; 11. Data line; 12. Scan line; 13. TFT switch; 20. Driver IC; 30. Metal line; 40. First breaking point; 50. First repairing point; 60. Second breaking point; 70. Second repairing point. DETAILED DESCRIPTION

[0021] In order to facilitate the understanding of the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings.

[0022] A repair structure for display screen data line, referring to Figure 1 The display screen body 10 includes a plurality of data lines 11 and a plurality of scan lines 12, which are arranged in an interlaced manner to form a pixel area. The plurality of data lines 11 are arranged in parallel with each other, and the plurality of scan lines 12 are arranged in parallel with each other, and the data lines 11 and the scan lines 12 are arranged perpendicular to each other.

[0023] Reference Figure 1 The number of data lines 11 is set according to the resolution of the display screen body 10 , and the data lines 11 provide data signals for display pixels of the display screen body 10 .

[0024] Reference Figure 1 The display screen body 10 also includes a data line driving circuit and a scan line driving circuit. The plurality of data lines 11 are connected to the data line driving circuit, and the plurality of scan lines 12 are connected to the scan line driving circuit.

[0025] Reference Figure 1The display screen body 10 further includes a plurality of TFT switches 13, each of which is provided on each data line 11 and scan line 12, and the TFT switches 13 are respectively connected to the data line 11 and the scan line 12 adjacent to the data line 11. Each TFT switch 13 is connected to a data line 11, and the data line 11 is connected to the data line driving circuit through the TFT switch 13, and the TFT switch 13 can control the opening and closing of the data line 11 connected thereto.

[0026] Further, refer to Figure 1 A driving IC20 is provided on the display screen body 10, and the driving IC20 is used to control the display of the display screen body 10. Multiple data lines 11 and multiple scanning lines 12 are connected to the driving IC20, and the driving IC20 is connected to multiple TFT switches 13, data line driving circuits and scanning line driving circuits, so that the TFT switches 13, data line driving circuits and scanning line driving circuits can be controlled to realize display control of the pixels of the display screen body 10.

[0027] Reference Figure 1 The display screen body 10 includes a display area 101, which is a display area 101 domain of the display screen body 10. The plurality of data lines 11 and the plurality of scanning lines 12 are all located within the display area 101. In order to prevent the data lines 11 from breaking during the production process, metal wires 30 for repairing the data lines 11 are provided in the display screen body 10, and the metal wires 30 and the plurality of data lines 11 are all arranged vertically.

[0028] Further, refer to Figure 1 There are two metal wires 30, both of which are located in the display area 101 of the display screen body 10, and are respectively located near the upper and lower edges of the display area 101, and are vertically arranged with respect to the plurality of data lines 11. The metal wires 30 are other non-data line metal film layers.

[0029] Reference Figure 1 , a first breaking point 40 and a plurality of first repairing points 50 are provided on the display screen body 10, the first breaking point 40 is located on one of the data lines 11, and the plurality of first repairing points 50 are all located on the metal line 30 below the display screen body 10. The first breaking point 40 is located outside the display area 101 of the display screen body 10, and when the data line 11 breaks at a position outside the display area 101, that is, when the first breaking point 40 breaks, the data line 11 where the first breaking point 40 is located can be repaired by laser fusing the plurality of first repairing points 50 on the metal line 30 below the display screen body 10.

[0030] The display screen body 10 is also provided with a second breaking point 60 and a plurality of second repairing points 70. The second breaking point 60 is located on one of the data lines 11, and the plurality of second repairing points 70 are all located on the metal line 30 above the display screen body 10. The second breaking point 60 is located in the display area 101 of the display screen body 10. When the data line 11 is broken at a position in the display area 101, that is, when the second breaking point 60 is broken, the broken data line 11 in the display area 101 can be repaired by laser melting the plurality of second repairing points 70 on the corresponding metal line 30.

[0031] There are four first repair points 50 and four second repair points 70. The first repair points 50 and the second repair points 70 on both sides serve to disconnect the metal wire 30 to avoid short circuits when other positions need to be repaired. The two first repair points 50 in the middle, since the first break point 40 is located outside the display area 101, one of the first repair points 50 is the intersection of the broken data line 11 and the metal wire 30 located below the display screen body 10, and the other first repair point 50 is the intersection of the data line 11 without a break and the metal wire 30. The two first repair points 50 in the middle are arranged adjacent to each other. The two second repair points 70 in the middle, since the second break point 60 is located in the display area 101, one of the second repair points 70 is the intersection of the broken data line 11 and the metal wire 30 located above the display screen body 10, and the other second repair point 70 is the intersection of the data line 11 without a break and the metal wire 30.

[0032] When the data line 11 is broken inside or outside the display area 101, the broken data line 11 can be repaired by laser melting the corresponding point on the metal line 30 corresponding to the data line 11, thereby reducing production costs.

[0033] The above-mentioned embodiments only express several implementation methods of the utility model, and the description is relatively specific and detailed, but it cannot be understood as limiting the scope of the utility model patent. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.

Claims

1. A repair structure for a display screen data line, characterized in that: include: A display screen body (10), the display screen body (10) comprising a plurality of data lines (11), the plurality of data lines (11) being arranged in parallel with each other, a metal line (30) for repairing the data lines (11) being arranged in the display screen body (10), the metal line (30) being in contact with the plurality of data lines (11), and when one of the data lines (11) is broken, the data line (11) is repaired by laser melting a point at a corresponding position on the metal line (30).

2. The display screen data line repair structure according to claim 1, characterized in that: The display screen body (10) comprises a display area (101), the display area (101) is a display area (101) domain of the display screen body (10), and the plurality of data lines (11) are all located within the range of the display area (101).

3. The display screen data line repair structure according to claim 2, characterized in that: There are two metal wires (30), both of which are located in the display area (101), and the two metal wires (30) are respectively located near the upper and lower edges of the display area (101), and the two metal wires (30) are arranged vertically to the plurality of data lines (11), and both of which are located in the display area (101).

4. The display screen data line repair structure according to claim 3, characterized in that: The display screen body (10) is provided with a first breaking point (40) and a plurality of first repairing points (50); the first breaking point (40) is located on one of the data lines (11), and the first breaking point (40) is located outside the display area (101); the plurality of first repairing points (50) are all located on the metal line (30) below the display screen body (10); when the first breaking point (40) is broken, the data line (11) can be repaired by laser fusing the plurality of first repairing points (50) on the metal line (30) below the display screen body (10).

5. The display screen data line repair structure according to claim 4, characterized in that: The display screen body (10) is provided with a second breaking point (60) and a plurality of second repairing points (70); the second breaking point (60) is located on one of the data lines (11), and the second breaking point (60) is located in the display area (101); the plurality of second repairing points (70) are all located on the metal line (30) above the display screen body (10); when the second breaking point (60) is broken, the metal line (30) can be repaired by laser fusing the plurality of second repairing points (70) on the metal line (30) above the display screen body (10).

6. The display screen data line repair structure according to claim 5, characterized in that: There are four first repair points (50) and four second repair points (70). The first repair points (50) and the second repair points (70) located on both sides are used to disconnect the metal wire (30). Among the two first repair points (50) located in the middle, one of the first repair points (50) is the intersection of the data line (11) where the first break point (40) is located and the metal wire (30) located below the display screen body (10), and the other first repair point (50) is the intersection of the data line (11) without breakage and the metal wire (30). Among the two second repair points (70) located in the middle, one of the second repair points (70) is the intersection of the second break point (60) and the metal wire (30) above the display screen body (10), and the other second repair point (70) is the intersection of the data line (11) without breakage and the metal wire (30).

7. The display screen data line repair structure according to claim 1, characterized in that: The display screen body (10) further comprises a plurality of scanning lines (12), wherein the plurality of scanning lines (12) are arranged in parallel with each other, and the plurality of data lines (11) and the plurality of scanning lines (12) are arranged in an interlaced manner to form a pixel area.

8. The display screen data line repair structure according to claim 7, characterized in that: The display screen body (10) further comprises a data line driving circuit and a scanning line driving circuit, a plurality of data lines (11) are all connected to the data line driving circuit, and a plurality of scanning lines (12) are all connected to the scanning line driving circuit.

9. The display screen data line repair structure according to claim 8, characterized in that: The display screen body (10) further comprises a plurality of TFT switches (13), and each of the TFT switches (13) is connected to one of the data lines (11).

10. The display screen data line repair structure according to claim 9, characterized in that: A driving IC (20) is arranged on the display screen body (10), the driving IC (20) is connected to the plurality of data lines (11) and the plurality of scanning lines (12), and the driving IC (20) is connected to the plurality of TFT switches (13), the data line driving circuit and the scanning line driving circuit.

Images