CN203616553U - Flexible printed circuit board, touchpad, liquid crystal panel and liquid crystal display screen - Google Patents
Flexible printed circuit board, touchpad, liquid crystal panel and liquid crystal display screen Download PDFInfo
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- CN203616553U CN203616553U CN201320844367.2U CN201320844367U CN203616553U CN 203616553 U CN203616553 U CN 203616553U CN 201320844367 U CN201320844367 U CN 201320844367U CN 203616553 U CN203616553 U CN 203616553U
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 49
- 230000005611 electricity Effects 0.000 claims abstract description 33
- 238000012360 testing method Methods 0.000 claims abstract description 22
- 239000011521 glass Substances 0.000 claims description 50
- 239000000758 substrate Substances 0.000 claims description 48
- 238000004891 communication Methods 0.000 claims description 16
- 239000013078 crystal Substances 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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Abstract
The utility model discloses a flexible printed circuit board which comprises a pair of second electricity conduction marks aligning with a pair of first electricity conduction marks on a target component. Each second electricity conduction mark comprises a first part and a second part which are mutually separated. The first part and the second part of each second electricity conduction mark are electrically communicated through the corresponding first electricity conduction mark when each first electricity conduction mark aligns with the corresponding second electricity conduction mark, and an electric open circuit exists when each first electricity conduction mark deviates relative to the corresponding second electricity conduction mark. The first parts of the pair of second electricity conduction marks are electrically connected, and two test ends are led out from the second parts of the pair of second electricity conduction marks respectively. The utility model further discloses a touchpad, a crystal liquid panel, and a liquid crystal display screen with the flexible circuit printed board, the touchpad and the liquid crystal panel, wherein the touchpad and the liquid crystal panel have structures similar to the structure of the flexible printed circuit board. Mutual connection conditions of the flexible printed circuit board, the touchpad and the liquid crystal display screen of the liquid crystal panel can be easily detected.
Description
Technical field
The utility model relates to LCD Technology field, particularly relates to a kind of flexible printed wiring board, a kind of Trackpad, a kind of liquid crystal panel and a kind of LCDs.
Background technology
FPC On Glass, i.e. FOG, is the technique of a kind of flexible printed circuit board and glass circuit board tipping.Main step is that bonding the line aligning on circuit and glass substrate on flexible printed circuit board and formation are electrically connected.
Circuit on flexible printed circuit board and the circuit on the glass substrate guarantee that must align is electrically connected, and the performance guarantee of product, is therefore necessary in the manufacture process of product, whether circuit to be alignd and detected.
The mode whether traditional detection line aligns is manually to utilize microscope inspection, because glass substrate is transparent, observe and can see whether circuit aligns, and this mode inspection exists the problem that efficiency is lower from the back side (also not attaching the one side of flexible printed circuit board) of glass substrate.
On the other hand, in the time manufacturing oncell product, need on liquid crystal panel, cover contact panel, except liquid crystal panel need to adopt FOG, contact panel equally also needs to adopt FOG.But contact panel has one deck lightproof area conventionally outside touch area, circuit is all arranged in this lightproof area, in the time that flexible printed circuit board is electrically connected with contact panel in this lightproof area, now by the microscope connection of just having no idea to observe, let alone detect.
Utility model content
Based on this, be necessary to provide a kind of flexible printed wiring board that can conveniently check connection.
A kind of Trackpad is also provided.
A kind of liquid crystal panel is also provided.
A kind of LCDs is also provided.
A kind of flexible printed wiring board, comprise flexible carrier and be located at the connection wire on described flexible carrier, it is characterized in that, also comprise be located on described flexible carrier, for by described flexible printed wiring board and target member by described when being connected wire and being electrically connected, aim at a pair of the first conduction mark on described target member a pair of second conduct electricity mark;
Each described the second conduction mark comprises the Part I and the Part II that are separated from each other; The Part I of each described the second conduction mark and Part II conduct electricity mark to the punctual mutual electrical communication of the first conduction mark of passing through at described the first conduction mark and second, and electrically open circuit in the time that described the first conduction mark relative second conducts electricity marking bias;
The Part I of described a pair of the second conduction mark is electrically connected mutually, and the Part II of described pair of conductive mark is drawn respectively a test lead.
In an embodiment, described Part I is mutual vertical and disjoint bonding jumper with Part II therein.
A kind of Trackpad, the connection wire that comprises glass substrate, is connected with described touch-control circuit on being located at touch-control circuit on described glass substrate and being located at described glass substrate, it is characterized in that, also comprise be located on described glass substrate, for by described glass substrate and flexible printed wiring board by described when being connected wire and being electrically connected, aim at a pair of the first conduction mark on described flexible printed wiring board a pair of second conduct electricity mark;
Each described the second conduction mark comprises the Part I and the Part II that are separated from each other; The Part I of each described the second conduction mark and Part II conduct electricity mark to the punctual mutual electrical communication of the first conduction mark of passing through at described the first conduction mark and second, and electrically open circuit in the time that described the first conduction mark relative second conducts electricity marking bias;
The Part I of described a pair of the second conduction mark is electrically connected mutually, and the Part II of described pair of conductive mark is drawn respectively a test lead.
In an embodiment, described Part I is mutual vertical and disjoint bonding jumper with Part II therein.
A kind of liquid crystal panel, the connection wire that comprises glass substrate, is connected with described liquid crystal display drive circuit on being located at liquid crystal display drive circuit on described glass substrate and being located at described glass substrate, it is characterized in that, also comprise be located on described glass substrate, for by described glass substrate and flexible printed wiring board by described when being connected wire and being electrically connected, aim at a pair of the first conduction mark on described flexible printed wiring board a pair of second conduct electricity mark;
Each described the second conduction mark comprises the Part I and the Part II that are separated from each other; The Part I of each described the second conduction mark and Part II conduct electricity mark to the punctual mutual electrical communication of the first conduction mark of passing through at described the first conduction mark and second, and electrically open circuit in the time that described the first conduction mark relative second conducts electricity marking bias;
The Part I of described a pair of the second conduction mark is electrically connected mutually, and the Part II of described pair of conductive mark is drawn respectively a test lead.
In an embodiment, described Part I is mutual vertical and disjoint bonding jumper with Part II therein.
A kind of LCDs, comprise liquid crystal panel and flexible printed wiring board, described liquid crystal panel comprises glass substrate, be connected with described liquid crystal display drive circuit on being located at liquid crystal display drive circuit on described glass substrate and being located at described glass substrate first connect wire; Described flexible printed wiring board comprises flexible carrier and is located at second on described flexible carrier and is connected wire; Described liquid crystal panel is connected wire with flexible printed wiring board by the first connection wire and second and is mutually electrically connected;
Described glass substrate is provided with a pair of the first conduction mark, and described flexible carrier is provided with a pair of the second conduction mark, and described liquid crystal panel is realized aiming at the second conduction mark by described the first conduction mark with flexible printed wiring board and is connected;
Described the first conduction mark or the second conduction mark comprise the Part I and the Part II that are separated from each other; Each described the first conduction mark or the second conduction Part I of mark and Part II at described the first conduction mark and the second conduction mark to punctual by the second corresponding conduction mark or the mutual electrical communication of the first conduction mark, and electrically open circuit in the time of relative the second conduction marking bias of described the first conduction mark;
A pair of described Part I is electrically connected mutually, and a pair of described Part II is drawn respectively a test lead.
In an embodiment, also comprise the second flexible printed wiring board of being located at the Trackpad of described liquid crystal panel surface and being electrically connected with described Trackpad therein;
Described Trackpad comprises the second glass substrate, be connected with described touch-control circuit on being located at touch-control circuit on described the second glass substrate and being located at described the second glass substrate the 3rd connect wire; Described the second flexible printed wiring board comprises the second flexible carrier and is located at the 4th on described the second flexible carrier and is connected wire; Described Trackpad and the second flexible printed wiring board are connected wire and the 4th by the 3rd and are connected wire and are mutually electrically connected;
Described the second glass substrate is provided with a pair of the 3rd conduction mark, and described the second flexible carrier is provided with a pair of the 4th conduction mark, and described Trackpad is realized aiming at the 4th conduction mark by described the 3rd conduction mark with the second flexible printed wiring board and is connected;
Described the 3rd conduction mark or the 4th conduction mark comprise the Part III and the Part IV that are separated from each other; Each described the 3rd conduction mark or the 4th conduction Part III of mark and Part IV at described the 3rd conduction mark and the 4th conduction mark to punctual by the 4th corresponding conduction mark or the mutual electrical communication of the 3rd conduction mark, and electrically open circuit in the time of relative the 4th conduction marking bias of described the 3rd conduction mark;
A pair of described Part III is electrically connected mutually, and a pair of described Part IV is drawn respectively a test lead.
In an embodiment, described Part I is mutual vertical and disjoint bonding jumper with Part II therein; Described Part III is mutual vertical and disjoint bonding jumper with Part IV.
Above-mentioned flexible printed wiring board, Trackpad, liquid crystal panel and LCDs adopt can be in the time of alignment and embody the structure of different resistance values when skew, can know laminating by measuring resistance simply time, whether align, can conveniently check connection.
Accompanying drawing explanation
Fig. 1 is flexible printed wiring board and the target member planar structure schematic diagram of an embodiment;
Fig. 2 is the schematic diagram of the flexible printed wiring board in Fig. 1 while aliging with target member;
Schematic diagram when Fig. 3 is flexible printed wiring board in Fig. 1 and target member skew;
Fig. 4 is the flexible printed wiring board of an embodiment and the planar structure schematic diagram of Trackpad;
Fig. 5 is the sectional view of the LCDs of embodiment;
Fig. 6 is flexible printed wiring board in Fig. 5 and the planar structure schematic diagram of liquid crystal panel;
Fig. 7 is flexible printed wiring board in Fig. 5 and the planar structure schematic diagram of Trackpad.
Embodiment
As shown in Figure 1, be flexible printed wiring board and the target member planar structure schematic diagram of an embodiment.This flexible printed wiring board 110 comprises flexible carrier 112, is located at the connection wire 114 on flexible carrier 112 and is located at the conduction of second on described flexible carrier mark 116(preferred, and the second conduction mark 116 is arranged at the left and right sides of the connection wire 114 of some parallel interval settings).Target member 120 can be liquid crystal panel (LCD) or Trackpad (TP).Target member 120 is provided with connection wire 124 and the first conduction mark 126(is preferred, and the first conduction mark 126 is arranged at the left and right sides of the connection wire 124 of some parallel interval settings).The connection wire 124 of target member 120 and flexible printed wiring board 110 be connected wire 114 electric connection of aliging.Wherein the first conduction mark 126 conducts electricity mark 116 for aiming in the time being connected with second.Between flexible printed wiring board 110 and target member 120, adopt ACF glue electrically bonding.
With reference to figure 1, each the second conduction mark 116 comprises the Part I 1161 and the Part II 1162 that are separated from each other.The Part I 1161 of a pair of the second conduction mark 116 is electrically connected mutually, and the Part II 1162 of a pair of the second conduction mark 116 is drawn respectively a test lead 117,118.
With reference to figure 2, the Part I 1161 of each the second conduction mark 116 and Part II 1162 conduct electricity mark 116 to the punctual mutual electrical communication of the first conduction mark 126 of passing through at the first conduction mark 126 and second.Part I 1161 and the first conduction mark 126 are electrically connected, the first conduction mark 126 is electrically connected with Part II 1162 again simultaneously, and Part I 1161 and Part II 1162 have just passed through the first conduction mark 126 mutual electrical communication so.Like this form conductive path and there is certain resistance value between two test leads 117,118.
With reference to figure 3, in the time that relative the second conduction mark 116 of the first conduction mark 126 is offset left, Part I 1161 and Part II 1162 electrically open circuit.In figure, Part I 1161 is electrically connected with the first conduction mark 126 but the first conduction mark 126 does not contact with Part II 1162.It between such two test leads 117,118, is the state disconnecting.Skew to the right or up and down skew can cause the state in disconnecting between two test leads 117,118 too.
In above-described embodiment, Part I 1161 and Part II 1162 block two orthogonal branches by cruciform mark and form, cruciform mark on flexible printed wiring board 110 or target member 120 can adopt metal material, and such as the material such as copper, aluminium, makes it have electric conductivity.
Part I 1161 and Part II 1162 are not limited to above-mentioned shape, can also be other feasible shapes, as long as when it meets alignment, Part I 1161 and the mutual electrical communication of Part II 1162, when unjustified, Part I 1161 and Part II 1162 disconnect mutually.
After the flexible printed wiring board of said structure and target member align and be connected, only need to from test lead 117,118 test resistance, for example, use multimeter test resistance.When alignment, resistance is relatively fixing, and when unjustified, the resistance of multimeter will depart from stable resistance largely, is even infinitely great (expression is opened circuit).Test process is quick and easy.
For realizing above-mentioned method of testing, can also be placed on target member being separated into two-part conduction mark and circuit, be for example placed on Trackpad.As Fig. 4, flexible printed wiring board 210 comprises flexible carrier 212, is located at the connection wire 214 on flexible carrier 212 and is located at the conduction of first on flexible carrier 212 mark 216(preferred, and the first conduction mark 216 is arranged at the left and right sides of the connection wire 214 of some parallel interval settings).Trackpad 220 is provided with connection wire 224 and the second conduction mark 226(is preferred, and the second conduction mark 226 is arranged at the left and right sides of the connection wire 224 of some parallel interval settings).The connection wire 224 of Trackpad 220 and flexible printed wiring board 210 be connected wire 214 electric connection of aliging.Wherein the first conduction mark 216 conducts electricity mark 226 for aiming in the time being connected with second.Between flexible printed wiring board 210 and Trackpad 220, adopt ACF glue electrically bonding.
Each the second conduction mark 226 comprises the Part I 2261 and the Part II 2262 that are separated from each other.The Part I 2261 of a pair of the second conduction mark 226 is electrically connected mutually, and the Part II 2262 of pair of conductive mark is drawn respectively a test lead 227,228.
Part I 2261 and Part II 2262 meet following condition: the Part I 2261 of each the second conduction mark 226 and Part II 2262 conduct electricity mark 226 to the punctual mutual electrical communication of the first conduction mark 216 of passing through at the first conduction mark 216 and second, and mark when 226 notes are offset and electrically open circuit in relative the second conduction of the first conduction mark 216.The second conduction mark 226 concrete structures can be with reference to the flexible printed wiring board of last embodiment 110.
In another embodiment, above-mentioned Trackpad is replaced with to liquid crystal panel.
As shown in Figure 5, be the LCDs sectional view of an embodiment.This LCDs 30 comprises liquid crystal panel 310 and is located at the Trackpad 320 on liquid crystal panel 310.Liquid crystal panel 310 and the first flexible printed wiring board 330 are electrically connected, and Trackpad 320 and the second flexible printed wiring board 340 are electrically connected.
When liquid crystal panel 310 is connected with the first flexible circuit board 330, liquid crystal panel 310 can be with reference to adopting the liquid crystal panel of previous embodiment, and the first flexible circuit board 330 adopts conventional structure; Or the first flexible circuit board 330 is with reference to the flexible circuit board 110 that adopts previous embodiment, and liquid crystal panel 310 adopts conventional structure.
When Trackpad 320 is connected with the second flexible circuit board 340, Trackpad 320 can be with reference to adopting the Trackpad 220 of previous embodiment, and the second flexible circuit board 340 adopts conventional structure; Or the second flexible circuit board 340 is with reference to the flexible circuit board 110 that adopts previous embodiment, and Trackpad 320 adopts conventional structure.
Below be specifically described.
With reference to figure 6, liquid crystal panel 310 comprises glass substrate 312, be located at liquid crystal display drive circuit (not shown) on glass substrate 312, be located on glass substrate 312, be connected with described liquid crystal display drive circuit first connect wire 314 and be located at a pair of the first conduction mark 316(on described glass substrate 312 preferred, first left and right sides that connects wire 314 that this pair of first conduction mark 316 is arranged at that some parallel interval arrange).Flexible printed wiring board 330 comprises flexible carrier 332, be located at second on flexible carrier 332 connect wire 334 and be located at a pair of the second conduction mark 336(on flexible carrier 332 preferred, second left and right sides that connects wire 334 that this pair of second conduction mark 336 is arranged at that some parallel interval arrange).Liquid crystal panel 310 and flexible printed wiring board 330 are connected wire 314 by first and are connected wire 334 with second and are mutually electrically connected.Liquid crystal panel 310 is realized aiming at the second conduction mark 336 by described the first conduction mark 316 with flexible printed wiring board 330 and is connected.
In the present embodiment, the first conduction mark 316 comprises the Part I 3161 and the Part II 3162 that are separated from each other; A pair of Part I 3161 is electrically connected mutually, and a pair of Part II 3162 is drawn respectively a test lead 317,318.
Part I 3161 and Part II 3162 meet following condition: the Part I 3161 of each the first conduction mark 316 and Part II 3162 pass through the corresponding mutual electrical communication of the second conduction mark 336 at the first conduction mark 316 and the second conduction mark 336 to punctual, and electrically open circuit in the time that relative the second conduction mark 336 of the first conduction mark 316 is offset.
With reference to figure 7, Trackpad 320 comprises the second glass substrate 322, be located at touch-control circuit (not shown) on the second glass substrate 322, be located on the second glass substrate 322, be connected with touch-control circuit the 3rd connect wire 324 and be located at a pair of the 3rd conduction mark 326(on the second glass substrate 324 preferred, the 3rd left and right sides that connects wire 324 that this pair of the 3rd conduction mark 326 is arranged at that some parallel interval arrange).
The second flexible printed wiring board 340 comprises the second flexible carrier 342, be located at the 4th on the second flexible carrier 342 connect wire 344 and be located at a pair of the 4th conduction mark 346(on the second flexible carrier 342 preferred, the 4th left and right sides that connects wire 344 that this pair of the 4th conduction mark 346 is arranged at that some parallel interval arrange).Described Trackpad 320 and the second flexible printed wiring board 340 are connected wire 324 by the 3rd and are connected wire 344 with the 4th and are mutually electrically connected.Trackpad 320 is realized aiming at the 4th conduction mark 346 by the 3rd conduction mark 326 with the second flexible printed wiring board 340 and is connected.
In the present embodiment, the 3rd conduction mark 326 comprises the Part III 3261 and the Part IV 3262 that are separated from each other; A pair of Part III 3261 is electrically connected mutually, and a pair of Part IV 3262 is drawn respectively a test lead 327,328.
Part I 3261 and Part II 3262 meet following condition: the Part III 3261 of each the 3rd conduction mark 326 and Part IV 3262 pass through the corresponding mutual electrical communication of the 4th conduction mark 346 at the 3rd conduction mark 326 and the 4th conduction mark 346 to punctual, and electrically open circuit in the time that relative the 4th conduction mark 346 of described the 3rd conduction mark 326 is offset.
In above-described embodiment, Part I 2261,3161,3261 and Part II the 2262,3162, the 3262nd, blocked by cruciform mark that two orthogonal branches form, cruciform mark can adopt metal material, and such as the material such as copper, aluminium, makes it have electric conductivity.
The above embodiment has only expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (9)
1. a flexible printed wiring board, comprise flexible carrier and be located at the connection wire on described flexible carrier, it is characterized in that, also comprise be located on described flexible carrier, for by described flexible printed wiring board and target member by described when being connected wire and being electrically connected, aim at a pair of the first conduction mark on described target member a pair of second conduct electricity mark;
Each described the second conduction mark comprises the Part I and the Part II that are separated from each other; The Part I of each described the second conduction mark and Part II conduct electricity mark to the punctual mutual electrical communication of the first conduction mark of passing through at described the first conduction mark and second, and electrically open circuit in the time that described the first conduction mark relative second conducts electricity marking bias;
The Part I of described a pair of the second conduction mark is electrically connected mutually, and the Part II of described pair of conductive mark is drawn respectively a test lead.
2. flexible printed wiring board according to claim 1, is characterized in that, described Part I is mutual vertical and disjoint bonding jumper with Part II.
3. a Trackpad, the connection wire that comprises glass substrate, is connected with described touch-control circuit on being located at touch-control circuit on described glass substrate and being located at described glass substrate, it is characterized in that, also comprise be located on described glass substrate, for by described glass substrate and flexible printed wiring board by described when being connected wire and being electrically connected, aim at a pair of the first conduction mark on described flexible printed wiring board a pair of second conduct electricity mark;
Each described the second conduction mark comprises the Part I and the Part II that are separated from each other; The Part I of each described the second conduction mark and Part II conduct electricity mark to the punctual mutual electrical communication of the first conduction mark of passing through at described the first conduction mark and second, and electrically open circuit in the time that described the first conduction mark relative second conducts electricity marking bias;
The Part I of described a pair of the second conduction mark is electrically connected mutually, and the Part II of described pair of conductive mark is drawn respectively a test lead.
4. Trackpad according to claim 3, is characterized in that, described Part I is mutual vertical and disjoint bonding jumper with Part II.
5. a liquid crystal panel, the connection wire that comprises glass substrate, is connected with described liquid crystal display drive circuit on being located at liquid crystal display drive circuit on described glass substrate and being located at described glass substrate, it is characterized in that, also comprise be located on described glass substrate, for by described glass substrate and flexible printed wiring board by described when being connected wire and being electrically connected, aim at a pair of the first conduction mark on described flexible printed wiring board a pair of second conduct electricity mark;
Each described the second conduction mark comprises the Part I and the Part II that are separated from each other; The Part I of each described the second conduction mark and Part II conduct electricity mark to the punctual mutual electrical communication of the first conduction mark of passing through at described the first conduction mark and second, and electrically open circuit in the time that described the first conduction mark relative second conducts electricity marking bias;
The Part I of described a pair of the second conduction mark is electrically connected mutually, and the Part II of described pair of conductive mark is drawn respectively a test lead.
6. liquid crystal panel according to claim 5, is characterized in that, described Part I is mutual vertical and disjoint bonding jumper with Part II.
7. a LCDs, comprise liquid crystal panel and flexible printed wiring board, described liquid crystal panel comprises glass substrate, be connected with described liquid crystal display drive circuit on being located at liquid crystal display drive circuit on described glass substrate and being located at described glass substrate first connect wire; Described flexible printed wiring board comprises flexible carrier and is located at second on described flexible carrier and is connected wire; Described liquid crystal panel is connected wire with flexible printed wiring board by the first connection wire and second and is mutually electrically connected;
Described glass substrate is provided with a pair of the first conduction mark, and described flexible carrier is provided with a pair of the second conduction mark, and described liquid crystal panel is realized aiming at the second conduction mark by described the first conduction mark with flexible printed wiring board and is connected;
Described the first conduction mark or the second conduction mark comprise the Part I and the Part II that are separated from each other; Each described the first conduction mark or the second conduction Part I of mark and Part II at described the first conduction mark and the second conduction mark to punctual by the second corresponding conduction mark or the mutual electrical communication of the first conduction mark, and electrically open circuit in the time of relative the second conduction marking bias of described the first conduction mark;
A pair of described Part I is electrically connected mutually, and a pair of described Part II is drawn respectively a test lead.
8. LCDs as claimed in claim 7, is characterized in that, also comprises the second flexible printed wiring board of being located at the Trackpad of described liquid crystal panel surface and being electrically connected with described Trackpad;
Described Trackpad comprises the second glass substrate, be connected with described touch-control circuit on being located at touch-control circuit on described the second glass substrate and being located at described the second glass substrate the 3rd connect wire; Described the second flexible printed wiring board comprises the second flexible carrier and is located at the 4th on described the second flexible carrier and is connected wire; Described Trackpad and the second flexible printed wiring board are connected wire and the 4th by the 3rd and are connected wire and are mutually electrically connected;
Described the second glass substrate is provided with a pair of the 3rd conduction mark, and described the second flexible carrier is provided with a pair of the 4th conduction mark, and described Trackpad is realized aiming at the 4th conduction mark by described the 3rd conduction mark with the second flexible printed wiring board and is connected;
Described the 3rd conduction mark or the 4th conduction mark comprise the Part III and the Part IV that are separated from each other; Each described the 3rd conduction mark or the 4th conduction Part III of mark and Part IV at described the 3rd conduction mark and the 4th conduction mark to punctual by the 4th corresponding conduction mark or the mutual electrical communication of the 3rd conduction mark, and electrically open circuit in the time of relative the 4th conduction marking bias of described the 3rd conduction mark;
A pair of described Part III is electrically connected mutually, and a pair of described Part IV is drawn respectively a test lead.
9. LCDs as claimed in claim 8, is characterized in that, described Part I is mutual vertical and disjoint bonding jumper with Part II; Described Part III is mutual vertical and disjoint bonding jumper with Part IV.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320844367.2U CN203616553U (en) | 2013-12-19 | 2013-12-19 | Flexible printed circuit board, touchpad, liquid crystal panel and liquid crystal display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320844367.2U CN203616553U (en) | 2013-12-19 | 2013-12-19 | Flexible printed circuit board, touchpad, liquid crystal panel and liquid crystal display screen |
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| Publication Number | Publication Date |
|---|---|
| CN203616553U true CN203616553U (en) | 2014-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320844367.2U Expired - Fee Related CN203616553U (en) | 2013-12-19 | 2013-12-19 | Flexible printed circuit board, touchpad, liquid crystal panel and liquid crystal display screen |
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| CN (1) | CN203616553U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104360509A (en) * | 2014-11-21 | 2015-02-18 | 京东方科技集团股份有限公司 | Light-on test method and device |
| CN105204198A (en) * | 2015-10-15 | 2015-12-30 | 武汉华星光电技术有限公司 | Display panel and test system for display panel |
| CN105764278A (en) * | 2016-02-29 | 2016-07-13 | 上海天马微电子有限公司 | Electronic device and alignment method thereof |
| CN105785607A (en) * | 2016-03-31 | 2016-07-20 | 京东方科技集团股份有限公司 | Display substrate, light-on equipment and detection method of light-on test pin alignment |
| CN106093750A (en) * | 2016-06-17 | 2016-11-09 | 深圳市燕麦科技股份有限公司 | Switching circuit board and switching device for circuit board testing |
| CN107329297A (en) * | 2017-08-30 | 2017-11-07 | 上海中航光电子有限公司 | The binding structure and display panel of display panel |
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2013
- 2013-12-19 CN CN201320844367.2U patent/CN203616553U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104360509A (en) * | 2014-11-21 | 2015-02-18 | 京东方科技集团股份有限公司 | Light-on test method and device |
| CN104360509B (en) * | 2014-11-21 | 2018-02-13 | 京东方科技集团股份有限公司 | Lighting test method and device |
| CN105204198A (en) * | 2015-10-15 | 2015-12-30 | 武汉华星光电技术有限公司 | Display panel and test system for display panel |
| CN105764278A (en) * | 2016-02-29 | 2016-07-13 | 上海天马微电子有限公司 | Electronic device and alignment method thereof |
| CN105764278B (en) * | 2016-02-29 | 2020-04-03 | 上海天马微电子有限公司 | Electronic equipment and alignment method thereof |
| CN105785607A (en) * | 2016-03-31 | 2016-07-20 | 京东方科技集团股份有限公司 | Display substrate, light-on equipment and detection method of light-on test pin alignment |
| US10670629B2 (en) | 2016-03-31 | 2020-06-02 | Boe Technology Group Co., Ltd. | Display substrate, light-on device and method for testing alignment of light-on testing pin |
| CN106093750A (en) * | 2016-06-17 | 2016-11-09 | 深圳市燕麦科技股份有限公司 | Switching circuit board and switching device for circuit board testing |
| CN106093750B (en) * | 2016-06-17 | 2018-12-18 | 深圳市燕麦科技股份有限公司 | Switching circuit board and switching device for circuit board testing |
| CN107329297A (en) * | 2017-08-30 | 2017-11-07 | 上海中航光电子有限公司 | The binding structure and display panel of display panel |
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Address after: 516003 Guangdong province Huizhou Zhongkai hi tech Development Zone No. 23 District Co-patentee after: HUIZHOU TECHNE Corp. Patentee after: CHINA DISPLAY OPTOELECTRONICS TECHNOLOGY (HUIZHOU) Co.,Ltd. Address before: 516003 Guangdong province Huizhou Jiangbei Road No. 21 Yunshan Yunshan Industrial Zone No. nine TCL Co-patentee before: HUIZHOU TECHNE Corp. Patentee before: TCL DISPLAY TECHNOLOGY (HUIZHOU) Co.,Ltd. |
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Effective date of registration: 20180830 Address after: 516003 Zhongkai hi tech Development Zone 23, Huizhou, Guangdong Patentee after: CHINA DISPLAY OPTOELECTRONICS TECHNOLOGY (HUIZHOU) Co.,Ltd. Address before: 516003 Zhongkai hi tech Development Zone 23, Huizhou, Guangdong Co-patentee before: HUIZHOU TECHNE Corp. Patentee before: CHINA DISPLAY OPTOELECTRONICS TECHNOLOGY (HUIZHOU) Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |