CN101309550A - Circuit board and electronic device applying the same - Google Patents
Circuit board and electronic device applying the same Download PDFInfo
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- CN101309550A CN101309550A CNA200810128627XA CN200810128627A CN101309550A CN 101309550 A CN101309550 A CN 101309550A CN A200810128627X A CNA200810128627X A CN A200810128627XA CN 200810128627 A CN200810128627 A CN 200810128627A CN 101309550 A CN101309550 A CN 101309550A
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- wiring board
- conducting
- labeling section
- conductive layer
- pressing
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Abstract
The invention provides a circuit board applied to an electronic device, which comprises a circuit base plate. A plurality of conductive lines, a non-conductive layer, a pressing part and at least a marking part are all arranged on the circuit base plate. The non-conductive layer is overlapped with the conductive lines. The pressing part comprises a plurality of conducting terminals, and the conducting terminals are respectively arranged on the conductive lines. At least one marking part is overlapped with at least one conductive line in the conductive lines, so as to ensure at least a conductive line to be identified from the conductive lines.
Description
[technical field]
The invention relates to a kind of wiring board and use the electronic installation of this wiring board, and particularly relevant for a kind of wiring board and use the liquid crystal indicator of this wiring board.
[background technology]
In recent years, liquid crystal indicator (liquid crystal display; LCD) replaced conventional cathode ray tube (cathode ray tube gradually; CRT) display becomes the display terminal of all types of electronic installations (as mobile phone, digital camera, television set etc.), yet the processing procedure of manufacturing liquid crystal indicator but comes difficultly than cathode-ray tube display, and processing procedure needs higher quality.Pressure programming is wherein considerable one section, comprises chip pressing substrate (chip on glass; COG), flexible PCB pressing substrate (flexibleprinted circuit board on glass; FOG), chip pressing flexible PCB (chip on flexibleprinted circuit; COF) all can use the technology of pressure programming with flexible PCB pressing printed circuit board (PCB) (flexible printed circuit onprinted circuit board) etc.Traditionally, the work of the check pressing quality in the above-mentioned pressure programming is the mode of utilizing reviewer's visual inspection, by the check pressing after the pressing thing with whether obvious by the impression of pressing thing, judge the pressing thing with by the pressing quality of pressing thing.Because the pressing quality is directly connected to the pressing thing and by the electrical quality of pressing thing, therefore check the work of pressing quality most important.Yet it is quite subjective checking the pressing quality of product in the mode of reviewer's visual inspection, also makes the automation more of whole pressure programming.
Present automatic visual inspection (Automatic Optical Inspection; AOI) system is widely used in the inspection of flat-panel monitor, printed circuit board (PCB) etc., the AOI system can be used for checking its each appearance and feature in the making of these article or assembling process, for example the size in the integrality of conductor and size, hole and layout, tie point defective etc.Thing followed problem is, the AOI system need rely on video camera to grasp marking image and discern the examine zone, in above-mentioned pressure programming, if the line appearance in examine zone is roughly the same, will make the AOI system can't identify this examine zone, also be inconvenient to orient the defective position that is checked through in addition, for being seemed more outstanding by long-pending bigger this problem of situation of pressing object plane, this has influenced the operating efficiency and the quality of whole pressure programming greatly.
[summary of the invention]
The electronic installation that main purpose of the present invention is to provide a kind of wiring board and uses it, it can improve the reliability of automatic visual inspection in the pressure programming, effectively detects the situation of pressing, and is easy to orient the position at defective place.
For reaching aforementioned purpose of the present invention, the invention provides a kind of wiring board, be applied in the electronic installation, this wiring board comprises a circuit base plate.This circuit base plate is provided with some conducting wires, a no conductive layer, a pressing portion and at least one labeling section.This no conductive layer and described some conducting wires are overlapping.This pressing portion comprises several conducting terminals, and these conducting terminals are arranged on described some the conducting wires.At least one conducting wire in this at least one labeling section and described some the conducting wires is overlapping, makes that this at least one conducting wire can be identified from described some conducting wires.
For reaching aforementioned purpose of the present invention, the present invention also provides a kind of electronic installation, comprises a display floater, and this display floater has a wiring board, and this wiring board comprises a circuit base plate.This circuit base plate is provided with some conducting wires, a no conductive layer, a pressing portion and at least one labeling section.This no conductive layer and described some conducting wires are overlapping.This pressing portion comprises several conducting terminals, and these conducting terminals are arranged on described some the conducting wires.At least one conducting wire in this at least one labeling section and described some the conducting wires is overlapping, makes that this at least one conducting wire can be identified from described some conducting wires.
Compared to prior art, because wiring board of the present invention has labeling section, the automatic visual inspection system can grab the image of pressing portion rapidly and accurately, improve the reliability of automatic visual inspection in the pressure programming and the operating efficiency that pressing detects greatly, effectively detect the situation of pressing, and be easy to orient the position at defective place, and labeling section is arranged on the conducting wire, not effective usable floor area of extra busy line substrate.
For foregoing of the present invention can be become apparent, preferred embodiment cited below particularly, and cooperate appended graphicly, be described in detail below:
[description of drawings]
Fig. 1 is to use the schematic top plan view of display floater of an electronic installation of wiring board of the present invention.
Fig. 2 is the enlarged diagram in the perimeter circuit district of the display floater among Fig. 1.
Fig. 3 is the enlarged diagram of physical circuit in the perimeter circuit district of wiring board one embodiment of the present invention.
Fig. 4 is the enlarged diagram of physical circuit in the perimeter circuit district of another embodiment of wiring board of the present invention.
Fig. 5 is the cross section enlarged diagram in the perimeter circuit district of wiring board of the present invention.
[embodiment]
Consult Fig. 1 and Fig. 2, wherein Fig. 1 is to use the schematic top plan view of display floater of an electronic installation of wiring board of the present invention, and Fig. 2 is the enlarged diagram in the perimeter circuit district of the display floater among Fig. 1.A kind of wiring board 1 of the present invention, be applied in the electronic installation (not shown), in this preferred embodiment, this electronic installation is a liquid crystal indicator, comprise a display panels 5, this display panels 5 includes the relative upper substrate 54 of a wiring board 1,, is provided with a liquid crystal layer (not shown) between this wiring board 1 and this upper substrate 54.The zone that wiring board 1 is covered by upper substrate 54 comprises a pixel array region 56 (among the figure with dotted line sign person), and the zone that wiring board 1 is not capped is a periphery circuit region 58, which is provided with some conducting wires 12 and a plurality of conducting terminal 14.In addition, a plurality of integrated circuits 66 are set in addition on the periphery circuit region 58 of wiring board 1, electrically connect, in order to control display panels show image by pin on its composition surface and conducting terminal 14.
Consult Fig. 1 to Fig. 3 and Fig. 5, wherein Fig. 3 is the enlarged diagram of physical circuit in the perimeter circuit district of wiring board one embodiment of the present invention, Fig. 5 is the cross section enlarged diagram in the perimeter circuit district of wiring board of the present invention, wiring board 1 of the present invention comprises a circuit base plate 100, and this circuit base plate 100 can be glass substrate.Also comprise a no conductive layer 16 and an at least one labeling section 20 on the periphery circuit region 58 that is not covered by upper substrate 54 of this circuit base plate 100.This no conductive layer 16 is overlapping with these conducting wires 12.These conducting terminals 14 are separately positioned on each bar conducting wire 12, and these conducting terminals 14 can be single files, also can be staggered multirow (as Fig. 3), electrically connect in order to the pin with integrated circuit.This at least one labeling section 20 is overlapping with at least one conducting wire 12 ' in the above-mentioned conducting wire 12, makes that this at least one conducting wire 12 ' can be identified from above-mentioned conducting wire 12.
These no conductive layer 16 overlapping being arranged on each conducting wire 12 are in order to protect these conducting wires 12.The transparency of no conductive layer 16 is less than circuit base plate 100, and this no conductive layer 16 is passivation layers, is made by translucent or opaque material.In the present embodiment, this labeling section 20 is arranged in this no conductive layer 16.This labeling section 20 utilizes identical materials making with one deck with no conductive layer 16, and is overlapped on the conducting wire 12 '.This labeling section 20 has a shape, and protrudes in the edge of conducting wire 12, makes that the conducting wire 12 ' with labeling section 20 can be identified from other conducting wire 12.The difference shape of labeling section 20 is selected from any in the group that circle, ellipse, triangle, rectangle and polygon form.
Consult Fig. 3 and Fig. 5, conducting terminal 14 length are less than conducting wire 12, overlappingly are arranged on conducting wire 12 and do not have on the conductive layer 16, and conducting terminal 14 passes no conductive layer 16 and conducting wire 12 electric connections by a lead-in wire (not label).Conducting terminal 14 is in order to electrically connect with other circuit board (not shown) respectively, and other circuit board can be integrated circuit, flexible circuit board etc.For example, in the present embodiment, conducting terminal 14 is connected with the pin of integrated circuit, and the wiring board 1 and the control circuit of integrated circuit are electrically connected to transmit the signal of telecommunication.The pin of integrated circuit can be by mode and 14 electric connections of these conducting terminals such as pressing, bonding, welding.In preferred embodiment, utilize pin and conducting terminal 14 pressings of pressure programming with integrated circuit.
Conducting terminal 14 regions are called pressing portion, and this labeling section 20 can be positioned at around the pressing portion, for example, and top, below, left, right-hand etc.Under the situation of the electric property that does not influence conducting terminal 14 substantially, this labeling section 20 also can be positioned at pressing portion inside, is positioned near the conducting terminal 14.In addition, according to actual conditions, can preestablish: the conducting terminal 14 on the conducting wire 12 ' at labeling section 20 places is the pressing starting point, and perhaps, the conducting terminal 14 on several to the left or to the right certain bar conducting wire 12, the conducting wire 12 ' at labeling section 20 places is a pressing starting point etc.
Please refer to Fig. 4, is the enlarged diagram of physical circuit in the perimeter circuit district of another embodiment of wiring board of the present invention, and wiring board 1 of the present invention is provided with a plurality of labeling section 20 around a pressing portion.In other embodiments, wiring board 1 also can be provided with a plurality of pressing portions and a plurality of labeling section 20, with the different pressing portion of different labeling section 20 marks.In addition, the labeling section 20 on the wiring board 1 of the present invention is not limited in the mark pressing portion that is used for, and the zone that also can mark has specific function perhaps utilizes different labeling section 20 to remove the different functional area of mark.Among another embodiment, do not influencing under the galvanic element function, this labeling section 20 can utilize identical materials making with one deck with conducting wire 12.Among this embodiment, except this labeling section 20 is to utilize identical materials making with one deck with conducting wire 12, other structures and the last embodiment of wiring board 1 of the present invention are identical, so do not give unnecessary details.
Utilize labeling section 20, the AOI system relies on video camera to grasp near labeling section 20 images and discerns pressing portion, whether obvious by conducting terminal 14 after the check pressing with the impression of each pin of integrated circuit, decide the pressing quality, thereby confirm the electrical quality of each pin of conducting terminal 14 and integrated circuit.Labeling section 20 also can be used to make the pressing portion of the accurate contraposition of other circuit board to wiring board 1 of the present invention.
Because wiring board 1 of the present invention has labeling section 20, the AOI system can grab the image of pressing portion rapidly and accurately, improve the reliability of automatic visual inspection in the pressure programming and the operating efficiency that pressing detects greatly, effectively detect the situation of pressing, and be easy to orient the position at defective place, and labeling section 20 is arranged on the conducting wire 12, not effective usable floor area of extra busy line substrate 100.
In addition, with reference to Fig. 5, a kind of manufacture method according to wiring board of the present invention comprises the following steps:
One circuit base plate 100 is provided, makes by clear sheet or transparent plastic or glass or similar material;
On this circuit base plate 100, form some conducting wires 12;
The overlapping no conductive layer 16 that is provided with on each bar conducting wire 12, protect this conducting wire 12, when forming this no conductive layer 16, go up utilization at least one conducting wire 12 ' and make a labeling section 20 (as Fig. 3) in no conductive layer 16 with one deck, and be overlapped in this conducting wire 12 with no conductive layer 16 identical materials; And
Do not have at least one conducting terminal 14 of formation on the conductive layer 16 at each bar, and pass no conductive layer 16 and corresponding conducting wire 12 electric connections by a lead-in wire (not label).
Wiring board of the present invention can be widely used in the display floater of various electronic installations, as display panels, plasma panel, electroluminescence panel etc.
In sum, though the present invention discloses as above with preferred embodiment, so it is not in order to limit the present invention.The technical field of the invention those of ordinary skill, without departing from the spirit and scope of the present invention, when doing various changes and retouching.Therefore, the present invention's protection range is as the criterion when looking appended the claim scope person of defining.
Claims (10)
1. wiring board, be applied in the electronic installation, this wiring board comprises a circuit base plate, it is characterized in that: this circuit base plate is provided with some conducting wires, one no conductive layer, one pressing portion and at least one labeling section, this no conductive layer and described some conducting wires are overlapping, this pressing portion comprises several conducting terminals, these conducting terminals are arranged on described some the conducting wires, at least one conducting wire in this at least one labeling section and described some the conducting wires is overlapping, makes that this at least one conducting wire can be identified from described some conducting wires.
2. wiring board as claimed in claim 1 is characterized in that: this at least one labeling section is arranged in this no conductive layer.
3. wiring board as claimed in claim 1 is characterized in that: this no conductive layer is a passivation layer.
4. wiring board as claimed in claim 1 is characterized in that: this at least one labeling section and this at least one conducting wire are to utilize identical materials making with one deck.
5. wiring board as claimed in claim 1 is characterized in that: this at least one labeling section has a shape, and this shape is selected from any in the group that circle, ellipse, triangle, rectangle and polygon form.
6. wiring board as claimed in claim 1 is characterized in that: described several conducting terminals electrically connect by a lead-in wire and described some conducting wires respectively.
7. wiring board as claimed in claim 1 is characterized in that: this circuit base plate is a glass substrate.
8. wiring board as claimed in claim 1 is characterized in that: this electronic installation is a liquid crystal indicator.
9. an electronic installation comprises a display floater, it is characterized in that: this display floater has wiring board as claimed in claim 1.
10. electronic installation as claimed in claim 9 is characterized in that: this display floater is a display panels, a plasma panel or an electroluminescence panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810128627XA CN101309550B (en) | 2008-06-16 | 2008-06-16 | Circuit board and electronic device applying the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810128627XA CN101309550B (en) | 2008-06-16 | 2008-06-16 | Circuit board and electronic device applying the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101309550A true CN101309550A (en) | 2008-11-19 |
| CN101309550B CN101309550B (en) | 2010-11-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810128627XA Active CN101309550B (en) | 2008-06-16 | 2008-06-16 | Circuit board and electronic device applying the same |
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| Country | Link |
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| CN (1) | CN101309550B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102682664A (en) * | 2012-05-30 | 2012-09-19 | 深圳市华星光电技术有限公司 | Wiring structure and display panel |
| WO2018120141A1 (en) * | 2016-12-30 | 2018-07-05 | 深圳市柔宇科技有限公司 | Circuit board structure, in-plane drive circuit and display device |
| CN108594548A (en) * | 2018-04-19 | 2018-09-28 | 深圳市华星光电技术有限公司 | Liquid crystal display panel fanout area and liquid crystal display panel |
| CN112770480A (en) * | 2019-11-01 | 2021-05-07 | 颀邦科技股份有限公司 | Flexible circuit board |
| CN112770479A (en) * | 2019-11-01 | 2021-05-07 | 颀邦科技股份有限公司 | Flexible circuit board |
-
2008
- 2008-06-16 CN CN200810128627XA patent/CN101309550B/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102682664A (en) * | 2012-05-30 | 2012-09-19 | 深圳市华星光电技术有限公司 | Wiring structure and display panel |
| WO2018120141A1 (en) * | 2016-12-30 | 2018-07-05 | 深圳市柔宇科技有限公司 | Circuit board structure, in-plane drive circuit and display device |
| CN108594548A (en) * | 2018-04-19 | 2018-09-28 | 深圳市华星光电技术有限公司 | Liquid crystal display panel fanout area and liquid crystal display panel |
| CN108594548B (en) * | 2018-04-19 | 2020-11-24 | 深圳市华星光电技术有限公司 | Liquid crystal panel fan-out area and liquid crystal panel |
| CN112770480A (en) * | 2019-11-01 | 2021-05-07 | 颀邦科技股份有限公司 | Flexible circuit board |
| CN112770479A (en) * | 2019-11-01 | 2021-05-07 | 颀邦科技股份有限公司 | Flexible circuit board |
| CN112770480B (en) * | 2019-11-01 | 2021-12-24 | 颀邦科技股份有限公司 | Flexible circuit board |
| CN112770479B (en) * | 2019-11-01 | 2021-12-24 | 颀邦科技股份有限公司 | Flexible circuit board |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101309550B (en) | 2010-11-03 |
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