CN103424905B - Display module - Google Patents

Display module Download PDF

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Publication number
CN103424905B
CN103424905B CN201310288667.1A CN201310288667A CN103424905B CN 103424905 B CN103424905 B CN 103424905B CN 201310288667 A CN201310288667 A CN 201310288667A CN 103424905 B CN103424905 B CN 103424905B
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CN
China
Prior art keywords
circuit board
flexible circuit
fluting
bonding pad
joint portion
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201310288667.1A
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Chinese (zh)
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CN103424905A (en
Inventor
庙丽琴
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AU Optronics Suzhou Corp Ltd
AU Optronics Corp
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AU Optronics Suzhou Corp Ltd
AU Optronics Corp
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Application filed by AU Optronics Suzhou Corp Ltd, AU Optronics Corp filed Critical AU Optronics Suzhou Corp Ltd
Priority to CN201310288667.1A priority Critical patent/CN103424905B/en
Publication of CN103424905A publication Critical patent/CN103424905A/en
Application granted granted Critical
Publication of CN103424905B publication Critical patent/CN103424905B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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  • Structure Of Printed Boards (AREA)

Abstract

The present invention shows module about one, and this display module comprises hard circuit board and flexible circuit board.Hard circuit board has the first bonding pad and fluting, and this first bonding pad comprises a plurality of first tie point, and this fluting this first bonding pad contiguous is arranged; Flexible circuit board has the second bonding pad, and this second bonding pad comprises a plurality of second tie point, and second tie point a plurality of with this is corresponding is respectively electrically connected through this fluting and this plurality of first tie point for this flexible circuit board.Display module of the present invention is arranged by the fluting of bonding pad contiguous on hard circuit board, make flexible circuit board movement in the Z-axis direction by restriction to a certain extent, effectively reducing flexible circuit board is subject to coming in contact when improper external force is pullled bad, circuit injured or the probability come off.In addition, because the semiclosed design of fluting designs in conjunction with the breach of flexible circuit board, make pressure welding joint sequency unrestricted, handled easily.

Description

Display module
Technical field
The present invention relates to a kind of display module, relate to the display module a kind of hard circuit board with fluting design especially.
Background technology
The manufacturing technology of liquid crystal display module (LiquidCrystalDisplaydevice, LCDdevice) develops in recent years rapidly, no matter make display module all have significantly progress in image quality, reaction rate and panel size.And due to it possessed that volume is little, lightweight, the advantage such as power saving and Low emissivity line, display module is applied in the various electronic products such as mobile computer, digital camera, digital camcorders, mobile phone, computer screen and LCD TV in large quantities.But because the display panels in display module is the luminiferous display panel of non-self, needs to provide light source by backlight module (backlightmodule), the effect of display frame can be produced.
Generally, display panels is by flexible circuit board (fleXibleprintedcircuit, FPC) with printed circuit board (PCB) (printedcircuitboard, PCB) be electrically connected, printed circuit board (PCB) and backlight module are electrically connected simultaneously, wherein, the mode that printed circuit board (PCB) and flexible circuit board adopt pressure welding to engage realizes being electrically connected, because bonding area is very limited, be easier to cause bond strength to be not enough to resist pullling of external force, thus cause loose contact between printed circuit board (PCB) and flexible circuit board, circuit injured on flexible circuit board or flexible circuit board are difficult to obtain effective solution from problems such as printed circuit board (PCB) come off.Therefore, reduce flexible circuit board comes in contact bad, circuit injured or comes off probability when being subject to improper external force and pullling, become the direction that industry makes great efforts research.
Summary of the invention
In order to solve the problem, the present invention proposes a kind of display module, by the mode of slotting on hard circuit board, reduces flexible circuit board comes in contact bad, circuit injured or comes off probability when being subject to improper external force and pullling.
In order to achieve the above object, the present invention proposes a kind of display module, and this display module comprises hard circuit board and flexible circuit board.Hard circuit board has the first bonding pad and fluting, and this first bonding pad comprises a plurality of first tie point, and this fluting this first bonding pad contiguous is arranged; Flexible circuit board has the second bonding pad, and this second bonding pad comprises a plurality of second tie point, and second tie point a plurality of with this is corresponding is respectively electrically connected through this fluting and this plurality of first tie point for this flexible circuit board.
As optional technical scheme, this fluting is enclosed construction.
As optional technical scheme, this fluting is semi-closed structure.
As optional technical scheme, the width of this fluting is greater than the width of this flexible circuit board.
As optional technical scheme, this fluting comprises two L shape limited parts, and these two L shape limited parts are oppositely arranged to form this semi-closed structure.
As optional technical scheme, the width of this flexible circuit board of part is less than the tip spacing of these two L shape limited parts, passes between these two L shape limited parts to make this flexible circuit board of part.
As optional technical scheme, this fluting comprises a L shape limited part to form this semi-enclosed structure.
As optional technical scheme, this flexible circuit board, to arranging breach by L shape limited part, passes from this L shape limited part place to make this flexible circuit board of part.
As optional technical scheme, this hard circuit board has relative first surface and second surface, and this first bonding pad is positioned on this first surface; This flexible circuit board comprises the first joint portion, bending part and the second joint portion, this bending part connects this first joint portion and this second joint portion, this second bonding pad is positioned on this first joint portion, wherein, this first joint portion contacts with this first surface, and this second joint portion contacts with this second surface.
As optional technical scheme, this display module also comprises display panel, and this display panel is electrically connected this second joint portion of this flexible circuit board.
Display module of the present invention, arranged by the fluting of bonding pad contiguous on hard circuit board, make flexible circuit board movement in the Z-axis direction by restriction to a certain extent, effectively reduce flexible circuit board and be subject to coming in contact when improper external force is pullled bad, circuit injured or the probability come off.In addition, due to the breach design of the semiclosed design collocation flexible circuit board of fluting, make pressure welding joint sequency unrestricted, automated machine operation is same with manual work applicable, handled easily.
Describe the present invention below in conjunction with the drawings and specific embodiments, but not as a limitation of the invention.
Accompanying drawing explanation
Figure 1A is the vertical view of the first embodiment of display module of the present invention;
Figure 1B be show in Figure 1A module the partial top view of the first embodiment;
Fig. 1 C is the partial sectional view along hatching line AA ' in Figure 1A;
Fig. 2 is the partial top view of the second embodiment of display module of the present invention;
Fig. 3 A is the partial top view of the 3rd embodiment of display module of the present invention;
Fig. 3 B is the solid assembling schematic diagram showing module in Fig. 3 A;
Fig. 4 is the partial top view of the 4th embodiment of display module of the present invention;
Fig. 5 is the partial top view of the 5th embodiment of display module of the present invention;
Fig. 6 is the partial top view of the 6th embodiment of display module of the present invention.
Embodiment
Please refer to Figure 1A, Figure 1B and Fig. 1 C, Figure 1A is the vertical view of the first embodiment of display module of the present invention; Figure 1B be show in Figure 1A module the partial top view of the first embodiment; Fig. 1 C is the partial sectional view along hatching line AA ' in Figure 1B.Display module 100 comprises hard circuit board 110 and flexible circuit board 120.Hard circuit board 110 has the first bonding pad 111 and fluting the 112, first bonding pad 111 and comprises a plurality of first tie point 113, and contiguous first bonding pad 111 of fluting 112 is arranged; Flexible circuit board 120 has the second bonding pad 124, bonding pad 124, second and comprises a plurality of second tie point 126, and flexible circuit board 120 is through fluting 112 and a plurality of first tie point 113 is corresponding with a plurality of second tie point 126 is respectively electrically connected.
As shown in Figure 1 C, hard circuit board 110 has relative first surface 110a (or being called the upper surface of hard circuit board 110) and second surface 110b (or being called the lower surface of hard circuit board 110), first bonding pad 111 is positioned on first surface 110a, and namely a plurality of first tie point 113 is positioned on first surface 110a.Flexible circuit board 120 comprises the first joint portion 122, joint portion 121, second and bending part 123, and bending part 123 connects the first joint portion 121 and the second joint portion 122, and bending part 123 is through the fluting 112 on hard circuit board 110.Flexible circuit board 120 has the 3rd relative surperficial 120a and the 4th surperficial 120b, second bonding pad 124 is positioned on the lower surface (i.e. the 3rd surperficial 120a) of the first joint portion 121, and namely a plurality of second tie point 126 is positioned on the lower surface (i.e. the 3rd surperficial 120a) of the first joint portion 121.
Because the lower surface (i.e. the 3rd surperficial 120a) of the first joint portion 121 is facing to the first surface 110a of hard circuit board 110, a plurality of second tie points 126 on the lower surface (i.e. the 3rd surperficial 120a) of the first joint portion 121 respectively correspondence are electrically connected a plurality of first tie points 113 on the first surface 110a of hard circuit board 110, therefore the lower surface of the first joint portion 121 (i.e. the 3rd surperficial 120a) contacts with the first surface 110a of hard circuit board 110.Meanwhile, the upper surface (i.e. the 4th surperficial 120b) of the first joint portion 121 is not electrically connected with other element.
Because the upper surface (i.e. the 4th surperficial 120b) of the second joint portion 122 is facing to the second surface 110b of hard circuit board 110, and the upper surface of the second joint portion 122 (i.e. the 4th surperficial 120b) does not have any element be electrically connected with other element, therefore the upper surface of the second joint portion 122 (i.e. the 4th surperficial 120b) contacts with the second surface 110b of hard circuit board 110 but insulate.Meanwhile, the lower surface (i.e. the 3rd surperficial 120a) of the second joint portion 122 is provided with the 3rd bonding pad 125,3rd bonding pad 125 comprises a plurality of 3rd tie point 127, in the present embodiment, display module 100 also comprises display panel 130, and a plurality of 3rd tie point 127 is electrically connected display panel 130.
Display module 100 of the present invention, by first bonding pad 111 contiguous on hard circuit board 110, fluting 112 is set, the first joint portion 121 of flexible circuit board 120 is made to be positioned at the top of hard circuit board 110, and the second joint portion 122 of flexible circuit board 120 is positioned at the below of hard circuit board 110, and bending part 123 is through the fluting 112 of hard circuit board 110, therefore flexible circuit board 120 movement is in the Z-axis direction by restriction to a certain extent.When flexible circuit board 120 be subject to improper external force pull time, because its movement is in the Z-axis direction restricted, therefore between hard circuit board 110 and flexible circuit board 120, loose contact is less likely to occur, the problem that the circuit injured of flexible circuit board 120 or flexible circuit board 120 come off from hard circuit board 110, reduces those problem odds then.
In the present embodiment, hard circuit board 110 is hard printed circuit board (rigidprintedcircuitboard).Generally speaking, hard circuit board 110 can be FR-4 printed circuit board (PCB), FR-5 printed circuit board (PCB), metallic core printed circuit board (PCB) (Metal-CorePrintedCircuitBoard, MCPCB) etc.The first tie point 113 on hard circuit board 110 can be copper pad (Cupads), but not as limit.
In practical operation, because the material of hard circuit board 110 is harder, in order to avoid the flexible circuit board 120 of slotting near 112 is by the corner angle scratch of hard circuit board 110 or produce folding line, user can consider to be rounded edges (roundingedge) by the edge designs of fluting 112.
In the present embodiment, the first tie point 113 realizes being electrically connected by the mode that pressure welding engages with the second tie point 125, and the mode that the 3rd tie point 127 is generally also engaged by pressure welding with display panel 130 realizes being electrically connected.In practical operation, can also realize being electrically connected by such as solder, binding element or other suitable mode, user can select according to actual needs voluntarily, not as limit.
As shown in Figure 1B, in the present embodiment, the fluting 112 of hard circuit board 110 is enclosed construction, and the width w1 of fluting 112 is greater than the width w2 of flexible circuit board 120.The width w1 of the fluting 112 in the present embodiment refers to that fluting 112 is being parallel to the size in X-direction (dimension), and the width w2 of flexible circuit board 120 refers to that flexible circuit board 120 is being parallel to the size in X-direction.Such design can facilitate flexible circuit board 120 through fluting 112.In practical operation, flexible circuit board 120 first can be passed fluting 112 by user before pressure welding engages.Certainly, when the second joint portion 122 do not connect other electronic components or its electronic component connected be enough to through fluting 112, after also can engaging completing pressure welding again by flexible circuit board 120 through fluting 112, the visual actual conditions of user are selected voluntarily.
In the present embodiment, because the second joint portion 122 is electrically connected with display panel 130, display panel 130 volume is larger, fluting 112 cannot be passed, when the second joint portion 122 is connected with display panel 130, first hard circuit board 110 and flexible circuit board 120 must be carried out pressure welding joint through fluting 112 by flexible circuit board 120 again.If when hard circuit board 110 engages with flexible circuit board 120 pressure welding, the second joint portion 122 is not connected with display panel 130, then without this hard requirement.
As shown in Figure 1B, in the present embodiment, the shape of fluting 112 is rectangle, in practical operation, the shape of fluting 112 also can be circle, ellipse, rhombus or other polygon, user can select shape and the size of fluting 112 according to actual needs voluntarily, preferably can affect less design in wiring area on hard circuit board 110.
Please refer to Fig. 2, Fig. 2 is the partial top view of the second embodiment of display module of the present invention.Contrast Figure 1B and Fig. 2, the display module 200 of the present embodiment is similar with display module 100, and both Main Differences parts are: the fluting 212 of the hard circuit board 110 of the present embodiment is semi-closed structure.Conveniently flexible circuit board 120 is through fluting, similar to the first embodiment, and the width w1 of fluting 212 is greater than the width w2 of flexible circuit board 120.It should be noted that, the element that in Fig. 2, label is identical with Figure 1B, the element representated by it and function thereof are also identical, separately do not repeat.Technique effect and first embodiment of the present embodiment are similar, separately do not repeat.
As shown in Figure 2, in the present embodiment, fluting 212 comprises two L shape limited parts, 214, two L shape limited parts 214 and is oppositely arranged to form this semi-closed structure.In practical operation, form the mode of the fluting 212 of semi-closed structure not as limit, user realizes by other combination collocations such as shape, structure, and the shape of the fluting 212 formed is not also as limit.In the present embodiment, two L shape limited parts 214 are one-body molded with hard circuit board 110, and in other embodiments, L shape limited part 214 also can be connected with being fixed after hard circuit board 110 is shaping respectively again.
Please refer to the partial top view that Fig. 3 A and Fig. 3 B, Fig. 3 A is the 3rd embodiment of display module of the present invention; Fig. 3 B is the solid assembling schematic diagram showing module in Fig. 3 A.Contrast Figure 1B and Fig. 3 A, the display module 300 of the present embodiment is similar with display module 100, and both Main Differences parts are: the fluting 312 of the hard circuit board 110 of the present embodiment is semi-closed structure, flexible circuit board 120 is provided with breach 328 simultaneously.Conveniently flexible circuit board 120 is through fluting 312, similar to the first embodiment, and the width w1 of fluting 312 is greater than the width w2 of flexible circuit board 120.Fluting 312 comprises two L shape limited parts, 314, two L shape limited parts 314 and is oppositely arranged to form this semi-closed structure.It should be noted that, the element that in Fig. 3 A, label is identical with Figure 1B, the element representated by it and function thereof are also identical, separately do not repeat.
As shown in Figure 3A, in the present embodiment, the end 315 of flexible circuit board 120 corresponding L shape limited part 314 is provided with breach 328, the width w4 of the flexible circuit board 120 at breach 328 place is less than the spacing w3 of the end 315 of two L shape limited parts 314, and such design makes the flexible circuit board 120 at breach 328 place can pass between the end 315 of two L shape limited parts 314.Whether no matter hard circuit board 110 engages front second joint portion 122 with flexible circuit board 120 pressure welding is connected with display panel 130, as shown in Figure 3 B, after hard circuit board 110 engages with flexible circuit board 120 pressure welding, user can be slightly bending by flexible circuit board 120, flexible circuit board 120 at breach 328 place is passed between the end 315 of two L shape limited parts 314, then the first joint portion 121 of flexible circuit board 120 is made to be positioned at the top of hard circuit board 110, 122, second joint portion of flexible circuit board 120 is positioned at the below of hard circuit board 110, and bending part 123 is through the fluting 312 of hard circuit board 110.
In practical operation, during batch production display module 300, pressure welding joint between hard circuit board 110 and flexible circuit board 120 and the joint between flexible circuit board 120 and display panel 130 complete by automated machine usually, and flexible circuit board 120 is passed the action of fluting 312 generally by manually completing.Therefore automated machine operation cannot sequentially proceed as follows: display panel 130 and the second joint portion 122 of flexible circuit board 120 are carried out pressure welding joint by (1); (2) flexible circuit board 120 is passed fluting 312; (3) pressure welding joint is carried out with hard circuit board 110 in the first joint portion 121 of flexible circuit board 120.
Design in Fig. 3 A then can avoid the problems referred to above.During actual job, first can carry out following steps by automated machine: display panel 130 and the second joint portion 122 of flexible circuit board 120 are carried out pressure welding joint by (a); B pressure welding joint is carried out with hard circuit board 110 in first joint portion 121 of flexible circuit board 120 by (), again in subsequent artefacts's assembling process by artificial completing steps (c): bending flexible circuit board 120, the flexible circuit board 120 at breach 328 place is passed between the end 315 of two L shape limited parts 314, again flexible circuit board 120 is smoothed, wherein, step (a) can be exchanged arbitrarily with the order of step (b).Because step (a) is identical with the action that automated machine in prior art has needed with step (b), therefore the present embodiment does not need to adjust change to the existing program of automated machine, only need in follow-up man-made assembly process, increase step (c), easy to operate.
In practical operation, if above-mentioned steps (a), step (b) and step (c) complete by manual work, before then hard circuit board 110 and flexible circuit board 120 carry out pressure welding joint, if the second joint portion 122 does not connect other electronic components or its electronic component connected is enough to through fluting 312, both before pressure welding engages, first flexible circuit board 120 can be passed fluting 312, also can consider again flexible circuit board 120 to be passed fluting 312 after completing pressure welding joint, the visual actual conditions of user are selected voluntarily.
The present embodiment is except can reaching the technique effect of the first embodiment, because the breach 328 of slotting on the semi-closed structure collocation flexible circuit board 120 of 314 designs, make pressure welding joint and flexible circuit board through slotting without sequencing requirement, no matter be automated machine operation or manual work, all can implement the present invention, and reach the technique effect of expection.
As shown in Figure 3A, in the present embodiment, the second width w6 of breach 328 is slightly larger than the 3rd width w5 of the end 315 of L shape limited part 314, and such design is less on the wiring impact on flexible circuit board 120.With other embodiments, the size of breach 328 also can slightly change by user, please refer to Fig. 4, and Fig. 4 is the partial top view of the 4th embodiment of display module of the present invention.As shown in Figure 4, in display module 400, breach 428 extends to the initiating terminal of the second joint portion 122 of flexible circuit board 120 always.In practical operation, user can the size of designed, designed breach 428 according to actual needs, ensure that the flexible circuit board 120 at breach 428 place can pass between the end 415 of two L shape limited parts 414, the end 415 of L shape limited part 414 can be passed from breach 428, and the upper surface (i.e. the 4th surperficial 120b) simultaneously showing the second joint portion 122 in module 400 contacts with the second surface 110b of hard circuit board 110.Technique effect and the 3rd embodiment of the 4th embodiment are similar, separately do not repeat at this.
As shown in Fig. 3 A and Fig. 4, two L shape limited parts 414 in 3rd embodiment and the 4th embodiment are symmetrical structure, the end 415 of L shape limited part 414 is rectangle, in practical operation, the shape of two limited parts 414 is not necessarily identical, the shape of limited part 414 differs and is decided to be L shape, the end 415 of limited part 414 also can be other shapes, as triangle, circular etc., user can select according to actual needs voluntarily, and after the shape determining limited part 414 and size, again respective design is done, not as limit to the shape of flexible circuit board 120.It should be noted that, the design of limited part 414 and the design of flexible circuit board 120 without sequencing, as long as both match.
Please refer to Fig. 5, Fig. 5 is the partial top view of the 5th embodiment of display module of the present invention.Comparison diagram 3A and Fig. 5, the display module 500 of the present embodiment is similar with display module 300, the fluting of both hard circuit boards 110 is semi-closed structure, and both Main Differences parts are: the fluting 512 of the present embodiment only comprises a L shape limited part 514 to form this semi-enclosed structure.Conveniently flexible circuit board 120 is through fluting 512, similar to the 3rd embodiment, and the width w1 of fluting 512 is greater than the width w2 of flexible circuit board 120.Fluting 512 comprises a L shape limited part 514 to form this semi-closed structure.It should be noted that, the element that in Fig. 5, label is identical with Fig. 3 A, the element representated by it and function thereof are also identical, separately do not repeat.
As shown in Figure 5, in the present embodiment, on flexible circuit board 120, corresponding L shape limited part 514 is provided with breach 528, passes from L shape limited part 514 place to make part flexible circuit board 120.Similar to the 3rd embodiment and the 4th embodiment, due to the setting of breach 528, part flexible circuit board 120 can be passed from L shape limited part 514 place.Technique effect and the 3rd embodiment of the present embodiment are similar, separately do not repeat at this.
As shown in Figure 5, in the present embodiment, the second width w6 of breach 528 is slightly larger than the 3rd width w5 of the end 515 of L shape limited part 514, and such design is less on the wiring impact on flexible circuit board 120.In other embodiments, the size design of breach 528 also can slightly change by user, please refer to Fig. 6, and Fig. 6 is the partial top view of the 6th embodiment of display module of the present invention.As shown in Figure 6, in display module 600, breach 628 extends to the initiating terminal of the second joint portion 122 of flexible circuit board 120 always.In practical operation, user can the size of designed, designed breach 628 according to actual needs, ensure that the flexible circuit board 120 at breach 628 place can pass from the end 615 of L shape limited part 614, the end 615 of L shape limited part 614 can be passed from breach 628, and in display module 600, the upper surface (i.e. the 4th surperficial 120b) of the second joint portion 122 contacts with the second surface 110b of hard circuit board 110.Technique effect and the 3rd embodiment of the present embodiment are similar, separately do not repeat at this.
As shown in Figure 6, in the present embodiment, limited part 614 is L shape, the end 615 of limited part 614 is rectangle, in practical operation, limited part 614 differs and is decided to be L shape, and the end 615 of limited part 614 also can be other shapes, as triangle, circular etc., user can select according to actual needs voluntarily, after the shape determining limited part and size, again respective design is done, not as limit to the shape of flexible circuit board 120.It should be noted that, the design of limited part 614 and the design of flexible circuit board 120 without sequencing, as long as both match.
Display module of the present invention, arranged by the fluting of the first bonding pad contiguous on hard circuit board, make flexible circuit board movement in the Z-axis direction by restriction to a certain extent, effectively reducing flexible circuit board is subject to coming in contact when improper external force is pullled bad, circuit injured or the probability come off.In addition, because the semiclosed design of fluting designs in conjunction with the breach of flexible circuit board, make pressure welding joint sequency unrestricted, automated machine operation is same with manual work applicable, easy to operate.
Certainly; the present invention also can have other various embodiments; when not deviating from the present invention's spirit and essence thereof; those of ordinary skill in the art can make various corresponding change and distortion according to the present invention, but these change accordingly and are out of shape the protection domain that all should belong to the claim appended by the present invention.

Claims (4)

1. show a module, it is characterized in that this display module comprises:
Hard circuit board, has the first bonding pad and fluting, and this fluting is semi-closed structure, and this first bonding pad comprises a plurality of first tie point, and this fluting this first bonding pad contiguous is arranged; And
Flexible circuit board, has the second bonding pad, and this second bonding pad comprises a plurality of second tie point, and second tie point a plurality of with this is corresponding is respectively electrically connected through this fluting and this plurality of first tie point for this flexible circuit board;
Wherein, this fluting comprises two L shape limited parts, these two L shape limited parts are oppositely arranged to form this semi-closed structure, and the width of this flexible circuit board of part is less than the tip spacing of these two L shape limited parts, pass between these two L shape limited parts to make this flexible circuit board of part;
Or this fluting comprises a L shape limited part to form this semi-enclosed structure, this flexible circuit board, to arranging breach by L shape limited part, passes from this L shape limited part place to make this flexible circuit board of part.
2. display module according to claim 1, is characterized in that: the width of this fluting is greater than the width of this flexible circuit board.
3. display module according to claim 1, is characterized in that: this hard circuit board has relative first surface and second surface, this first bonding pad is positioned on this first surface; This flexible circuit board comprises the first joint portion, bending part and the second joint portion, this bending part connects this first joint portion and this second joint portion, this second bonding pad is positioned on this first joint portion, wherein, this first joint portion contacts with this first surface, and this second joint portion contacts with this second surface.
4. display module according to claim 3, is characterized in that: this display module also comprises display panel, and this display panel is electrically connected this second joint portion of this flexible circuit board.
CN201310288667.1A 2013-07-10 2013-07-10 Display module Expired - Fee Related CN103424905B (en)

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Publication number Priority date Publication date Assignee Title
CN104991369B (en) 2015-08-06 2019-02-05 京东方科技集团股份有限公司 Display module and display device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWM267471U (en) * 2004-07-13 2005-06-11 Au Optronics Corp Flat panel module
TW201122659A (en) * 2009-12-23 2011-07-01 Au Optronics Corp Light-emitting diode module
CN102858097A (en) * 2012-09-04 2013-01-02 深圳市华星光电技术有限公司 PCB (printed circuit board), laminating method for PCB and COF (chip on FPC (flexible printed circuit)), as well as liquid crystal display device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWM267471U (en) * 2004-07-13 2005-06-11 Au Optronics Corp Flat panel module
TW201122659A (en) * 2009-12-23 2011-07-01 Au Optronics Corp Light-emitting diode module
CN102858097A (en) * 2012-09-04 2013-01-02 深圳市华星光电技术有限公司 PCB (printed circuit board), laminating method for PCB and COF (chip on FPC (flexible printed circuit)), as well as liquid crystal display device

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