CN101127174A - Plasma display device and flexible circuit substrate - Google Patents
Plasma display device and flexible circuit substrate Download PDFInfo
- Publication number
- CN101127174A CN101127174A CNA2007101467868A CN200710146786A CN101127174A CN 101127174 A CN101127174 A CN 101127174A CN A2007101467868 A CNA2007101467868 A CN A2007101467868A CN 200710146786 A CN200710146786 A CN 200710146786A CN 101127174 A CN101127174 A CN 101127174A
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- flexible circuit
- circuit board
- electrode
- plasma display
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J11/00—Gas-filled discharge tubes with alternating current induction of the discharge, e.g. alternating current plasma display panels [AC-PDP]; Gas-filled discharge tubes without any main electrode inside the vessel; Gas-filled discharge tubes with at least one main electrode outside the vessel
- H01J11/20—Constructional details
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J11/00—Gas-filled discharge tubes with alternating current induction of the discharge, e.g. alternating current plasma display panels [AC-PDP]; Gas-filled discharge tubes without any main electrode inside the vessel; Gas-filled discharge tubes with at least one main electrode outside the vessel
- H01J11/20—Constructional details
- H01J11/46—Connecting or feeding means, e.g. leading-in conductors
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- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Gas-Filled Discharge Tubes (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention provides a plasma display device comprising: a plasma panel, a drive plate for applying the drive signal on the substrate and a flexibility circuit substrate of electrode bonding pad by connecting the said driving plate and an allo conduction film (ACF), a paraposition mark formed on the said flexibility circuit substrate and the said driving plate, a transparent window of electrode on the said flexibility circuit substrate for observing the electrode formed on the electrode bonding pad. The driving plate and the flexibility circuit substrate are connected by the allo conduction film (ACF), thus the bonding step is simplied and the cost is saved. The paraposition mark is accurately arranged to apply the driving signal. The transparent window of electrode on the said flexibility circuit substrate detects whether the said range is right or not therefore to perform the right bonding step.
Description
Technical field
The present invention relates to plasma display system and flexible circuit board.
Background technology
Plasma display panel (Plasma Display Panel, hereinafter referred to as PDP) be to cause discharge by applying certain voltage to each electrode that is located at discharge space, the excitation of plasma fluorophor that produces during gas discharge and display text or comprise the device of the image of chart.Have easy maximization and lightness and plane slimming, wide visual angle up and down can be provided, and manifest the advantage of full color and high brightness.
(FPCB:Flexible Printed Circuit Board) is different with tellite (PCB:Printed CircuitBoard) for flexible circuit board, and the circuit substrate that flexibility can deflection is arranged, and is used to connect substrate and drive plate.
But, in the conventional art, joint is in order to drive plasma display panel and to apply the drive plate of drive signal and being formed on the TCP (Taped Carrier Package) of the electrode on the substrate or during COF flexible circuit substrates such as (Chip on Flim), may misprint row, have the problem that mistake applies signal or can not correctly apply the signal phenomenon that takes place.
Summary of the invention
Goal of the invention: the present invention proposes for the problem that solves above-mentioned conventional art, aim to provide when drive plate that engages plasma display system and flexible circuit board, correctly arrange (Alignment), thereby prevent the plasma display system of maloperation.
Another object of the present invention provides the flexible circuit board that is installed in the above-mentioned plasma display system.
Technical scheme: comprise: plasma display panel, apply the drive plate of drive signal and formed the flexible circuit board of the electrode pad that engages by above-mentioned drive plate and Anisotropically conductive film (ACF) to aforesaid substrate for solving the problems of the technologies described above plasma display system of the present invention, form alignment mark on above-mentioned flexible circuit board and above-mentioned drive plate, above-mentioned flexible circuit board is provided with the transparent window that can observe the electrode that is formed on above-mentioned electrode pad.
Wherein, described alignment mark is for connecting the flute profile of flexible circuit board or drive plate.
Form two alignment marks in described flexible circuit board and the described drive plate at least respectively.
And the alignment mark that is formed on the flexible circuit board is two locational alignment marks that are located at described electrode pad downside and close electrode pad and flexible circuit board both sides of the edge.And the alignment mark that is formed on the drive plate is two corresponding alignment marks in alignment mark position when engaging with flexible circuit board and on the flexible circuit board.
Described transparent window is formed on the electrode pad.And be preferably two locational transparent windows in Width both sides of the edge that are formed on electrode pad.
Described flexible circuit board is COF or TCP.
Flexible circuit board of the present invention, in the flexible circuit board that is equipped with the electrode pad engages with drive plate, formation for above-mentioned drive plate the time contraposition and the alignment mark established, formation can be observed the transparent window of above-mentioned electrode pad electrode pattern partly.
Described flexible circuit board comprises the back film, be formed on electrode pattern on the film of back, the transparent membrane of coated electrode figure and be formed on front film on the transparent membrane.And described alignment mark is made as the groove shape that connects above-mentioned each film.Described back film and front film are coloured film.And after the electrode pad on the film of described front partly forms groove, transparent window is set.
Beneficial effect: plasma display system of the present invention, engage by the Anisotropically conductive film by drive plate and flexible circuit board, have thus to simplify and engage operation, save the advantage of manufacturing cost, be equipped with alignment mark and transparent window, correctly arrange, correctly apply drive signal by alignment mark, have and to observe checking whether above-mentioned arrangement is correct by the transparent window of flexible circuit board, thereby obtain the effect of further correct joint operation.
Description of drawings
Fig. 1 is the oblique view of an example of plasma display panel structure of the present invention.
Fig. 2 is the picture of an example of the electrode configuration of plasma display panel.
Fig. 3 is the picture of a frame time-division driving of image in the plasma display system for an example of the method for a plurality of son fields.
Fig. 4 is the sequential chart of an example of each drive signal of driving plasma display panel.
Fig. 5 is the picture of a part of the drive plate of plasma display system of the present invention.
Fig. 6 is the picture of the flexible circuit board of plasma display system of the present invention.
Fig. 7 is the exploded view of flexible circuit board structure of the present invention.
Fig. 8 is the picture that engages the shape of flexible circuit board on drive plate.
Embodiment
Further the present invention will be described below in conjunction with specific embodiments and the drawings.
Fig. 1 is the oblique view of an example of demonstration plasma display panel structure of the present invention,
With reference to Fig. 1, then plasma display panel comprises that the conduct that is formed on the upper substrate 10 keeps the scan electrode 11 of electrode pair and keep electrode 12, and is formed on the addressing electrode 22 on the lower basal plate 20.
Usually, keeping electrode pair (11,12) comprises by indium tin oxide (Indium-Tin-Oxide; ITO) transparency electrode of Zu Chenging (11a, 12a) and bus electrode (11b, 12b).Above-mentioned bus electrode (11b 12b) can adopt silver (Ag), and the bus electrode that the lamination type of the metal of chromium (Cr) etc. or the lamination type of chromium/copper/chromium (Cr/Cu/Cr) or chromium/aluminium/chromium (Cr/Al/Cr) forms (11b, 12b).At this moment, bus electrode (11b, 12b) be formed on transparency electrode (11a, 12a) on, play and reduce the higher transparency electrode of resistance (11a, the effect that the voltage that 12a) causes descends.
Simultaneously, in the example of the present invention, keep electrode pair (11,12) not only can take the lamination of transparent electrode (11a, 12a) and bus electrode ((11a, 12a) only (11b 12b) forms by bus electrode also can not have transparency electrode for 11b, structure 12b).This structure is not used transparency electrode, and (11a 12a), therefore has and can reduce the advantage that substrate is made unit price.(11b 12b) also can adopt multiple materials such as photosensitive material except the above material of enumerating to be used for the bus electrode of this structure.
Scan electrode 11 and keep the transparency electrode (11a of electrode 12,12a) and bus electrode (11b, arranged 11c): extraneous light with the outside generation that absorbs upper substrate 10, reduce black matrix" (BlackMatrix, BM) 15 of function with the function of color saturation (Purity) that improves upper substrate 10 and contrast of the interception that reflects.
The black matrix" 15 of an example of the present invention is formed on the upper substrate 10, can be by being formed on the 1st black matrix" 15 of barrier 21 lap positions and being formed on transparency electrode (11a, 12a) and bus electrode (11b, 12b) (11c 12c) forms the 2nd black matrix" between.At this, (11c 12c) can form the back physical connection to the 1st black matrix" 15 simultaneously in forming process, also can not form simultaneously, does not carry out physical connection with the 2nd black matrix" that is called as black layer or black electrode layer.
And when forming by physical connection, (11c 12c) is formed by identical material, can be formed by unlike material when rerum natura is decomposed to form for the 1st black matrix" 15 and the 2nd black matrix".
Form scan electrode 11 side by side and keep electrode 12 upper substrate 10 laminations upper dielectric layer 13 and diaphragm 14.Accumulation can be carried out protection and keep the function of electrode pair (11,12) by the charged particle of discharge generation on the upper dielectric layer 13.Diaphragm 14 protection upper dielectric layer 13 prevent the influence of the sputter of the charged particle that produces when it is subjected to gas discharge, improve the release efficiency of 2 electronics.
And addressing electrode 22 is with scan electrode 11 and keep electrode 12 and intersect to form.And, form lower dielectric layer 23 and barrier 21 on the lower basal plate 20 of formation addressing electrode 22.
And lower dielectric layer 23 and barrier 21 surfaces are gone up and are formed luminescent coating.Barrier 21 by vertical barrier 21a and laterally barrier 21b be enclosed shape, the physical division discharge string prevents on the discharge string that ultraviolet ray and visible light by discharge generation be leaked to adjacency.
With reference to Fig. 1, the front that is preferably in plasma display panel of the present invention forms filtrator 25, filtrator 25 can comprise outer light blocking layer, AR (Anti-Reflection) layer, NIR (Near Infrared) shielding layer or EMI (ElectroMagnetic Interference) shielding layer.
When being spaced apart 10 μ m to 30 μ m between filtrator 25 and the aforesaid substrate, can effectively interdict the light of outside incident, the light that aforesaid substrate produces effectively can be discharged into the outside.
In order to protect aforesaid substrate not to be subjected to external pressure, can 30 μ m to 120 μ m will be made as at interval between filtrator 25 and the aforesaid substrate.
Between filtrator 25 and aforesaid substrate, can form bonding coat attached to filtrator 25 and aforesaid substrate.
An example of the present invention not only can adopt barrier shown in Figure 1 21 structures, also can adopt the barrier 21 of multiple shape.For example, can adopt vertical barrier 21a and the horizontal highly different type barrier structures such as difference of barrier 21b, form the channel type barrier structure of the channel (Channel) that can be used as the exhaust passage in the middle of vertical barrier 21a or the horizontal barrier 21b at least one barrier, form the grooved barrier structure of groove (Hollow) on the barrier of at least more than one that vertical barrier 21a or horizontal barrier 21b are central.
At this, if type barrier structures such as differences, then preferably laterally barrier 21b is highly higher, if channel type barrier structure or flute profile barrier structure then are preferably in horizontal barrier 21b and go up formation channel or groove.
Simultaneously, shown in the example of the present invention and introduced R that G and B discharge string are aligned to the situation on the same line respectively, but also can adopt other shapes to arrange.For example, also can adopt R, G and B discharge string are arranged with triangle (Delta) type of rounded projections arranged.And the shape of discharge string not only can adopt quadrangle, also can adopt multiple polygons such as pentagon, sexangle.
And the ultraviolet ray that above-mentioned luminescent coating produces during by gas discharge and luminous produces any visible light in the middle of red (R), green (G) or blue (B).At this, be located at and inject the He+Xe that causes discharge, inert mixed gas such as Ne+Xe and He+Ne+Xe in the discharge space between upper/lower substrate (10,20) and the barrier 21.
Fig. 2 is the picture of an example of the electrode configuration of demonstration plasma display panel, and a plurality of discharge string of forming plasma display panel as shown in Figure 2 preferably dispose with matrix form.A plurality of discharge string are located at scanning electrode wire (Y1 to Ym) respectively, keep on the cross part of electrode wires (Z1 to Zm) and address electrode lines (X1 to Xn).Scanning electrode wire (Y1 to Ym) can drive successively or simultaneously, and keeping electrode wires (Z1 to Zm) can drive simultaneously.Address electrode lines (X1 to Xn) can be divided into odd lines and even lines drives or drives successively.
Electrode configuration shown in Figure 2 only is an example of the electrode configuration of plasma display panel of the present invention.Therefore, the present invention is not limited to the electrode configuration and the type of drive of plasma display panel shown in Figure 2.For example, two scanning (dualscan) modes that also can adopt central 2 scanning electrode wires of above-mentioned scanning electrode wire (Y1 to Ym) to be scanned simultaneously.And above-mentioned address electrode lines (X1 to Xn) also can be divided into top and the bottom and drive at the core of substrate.
The picture that unit frame was formed when Fig. 3 did not have noise for showing.That is, a frame (frame) is divided into a plurality of son fields, carries out the picture of an example of time-division driving method by the sequential chart demonstration.Unit frame shows for realizing the time-division tone, can be divided into a certain number of for example 8 son fields (SF1 ..., SF8).And, each son field (SF1 ..., SF8) be divided between the interval (not shown) of resetting, addressed area (A1 ..., A8) and keep the interval (S1 ..., S8).As another example, can form by 12 sub-fields, but the following example of forming by 8 sub-fields of only introducing for example.
At this, can at least one field in the middle of a plurality of son fields omit the interval of resetting.For example, reset interval only in initial son field or only in the son field of the center section in the middle of initial son field and whole son field.
Between each addressed area (A1 ..., A8) in, (X) applies address signal to addressing electrode, applies the corresponding scanning impulse of each scan electrode (Y) successively.
Respectively keep the interval (S1 ..., S8) in, to scan electrode (Y) with keep electrode (Z) and apply alternately and keep pulse, between addressed area (A1 ..., A8) form and to cause in each discharge string of wall electric charge and keep discharge.
In the brightness of plasma display panel and the unit frame shared keep discharge range (S1 ..., in S8) to keep the discharge pulse number proportional.When a frame that forms 1 image embodies with 8 son fields and 256 tones, can be in each son field successively according to 1,2,4,8,16,32,64,128 ratios distribute the different pulse numbers of keeping.If will obtain the brightness of 133 tones,, keep discharge behind son field 3 intervals and son field 8 interval each string of interior searching and get final product then in son field 1 interval.
The discharge count of keeping that is assigned to each son field can be according to the variable setting of son field weighted value in APC (AutomaticPowerControl) stage.That is, introduced the example that a frame is divided into 8 son fields among Fig. 3 for example, but can change the quantity of the son field that forms a frame flexibly according to design specification.For example, a frame can be divided into 8 above son fields such as 12 or 16 son fields, drive plasma display panel.
And, be assigned to keeping discharge count and can considering γ feature or substrate properties of each son field, carry out numerous variations.For example, the tone that is assigned to son field 4 can be dropped to 6 from 8, the tone that is assigned to son field 6 is brought up to 34 from 32.
Fig. 4 is when not having noise by sequential chart unit of display frame, in the above-mentioned son field of cutting apart, and the picture of an example of the drive signal of driving plasma display panel.
Above-mentioned son field comprises: form positive polarity wall electric charge on each scan electrode Y, respectively keeping (prereset) interval that resets in advance that forms negative polarity wall electric charge on the electrode Z, utilization is in the interval wall CHARGE DISTRIBUTION that forms that resets in advance, the replacement of the discharge string of all pictures of initialization (reset) interval, select the addressing (address) of discharge string interval and keep selected discharge string keep (sustain) interval.
Resetting, (setup) interval and memory (setdown) are interval to be formed by creating in the interval, and the while is applied with oblique wave (Ramp-up) to all scan electrodes in the above-mentioned establishment interval, in all discharge string fine discharge takes place, and generates the wall electric charge thus.In the above-mentioned memory interval, apply simultaneously from being lower than the following oblique wave (Ramp-down) that the above-mentioned positive polarity voltage of going up the crest voltage of oblique wave (Ramp-up) descends to all scan electrode Y, discharge takes place to eliminate in all discharge string, and elimination passes through to create wall electric charge and the central unnecessary electric charge of space charge that discharge generates thus.
In between addressed area, apply sweep signal 410 to scan electrode successively, meanwhile apply the address signal 400 with positive polarity addressing voltage (Va) overlapping with said scanning signals to above-mentioned addressing electrode X with negative polarity scanning voltage (Vsc).By the wall voltage that generates in voltage difference between said scanning signals 410 and the address signal 400 and the above-mentioned replacement interval, address discharge takes place.Simultaneously, between above-mentioned memory interval and addressed area in, apply the signal that keeps keeping voltage to the above-mentioned electrode of keeping.
Above-mentioned keeping in the interval to scan electrode with keep electrode and alternately apply and keep pulse, at scan electrode with keep between the electrode, kept discharge with the face discharge type.
Fig. 5 is the picture of the part of the drive plate of demonstration plasma display system of the present invention, and Fig. 6 is the picture of the flexible circuit board of demonstration plasma display system of the present invention.
With reference to Fig. 5 and Fig. 6, plasma display system then of the present invention comprises drive plate 100 and is bonded on the flexible circuit board 200 of above-mentioned drive plate.
And, be equipped with the electrode pad B that engages flexible circuit board 200 in the drive plate 100.
With form at least in the part of the electrode pad B adjacency of drive plate alignment mark more than 2 (M1, M2).When alignment mark was 1, whether very difficult affirmation correctly carried out the arrangement of the horizontal direction between the long electrode pad of width.Therefore, (M1 M2) can form one in both sides respectively with Width in electrode pad B periphery to alignment mark.
(M1 M2) can take to connect the groove shape or the female shapes of drive plate to the alignment mark of drive plate, also is not limited to its shape and can adopts multiple shape.
The input end of flexible circuit board 200 is connected drive plate 100, and output terminal is connected on the electrode of substrate.
At least form flexible circuit board 200 alignment marks more than 2 (M3, M4).Equally, the electrode pad A of flexible circuit board is the shape of wider width, so alignment mark is difficult to confirm whether horizontal direction correctly arranges when being 1.
The alignment mark of flexible circuit board 200 (M3, M4) and the alignment mark of drive plate 100 (M1 M4) when engaging one another, is formed on the corresponding position, guarantees that electrode pad correctly arranges.
The alignment mark of flexible circuit board 200 (M3, the M4) shape that can take to connect the groove shape of flexible circuit board 200 or be made as protrusion, be inserted in drive plate alignment mark (M1, M2) on, and be not limited to this and take multiple shape.
The electrode pad A of flexible circuit board 200 is the position that is bonded on the electrode pad B of drive plate, has exposed electrode.
The electrode pad A of flexible circuit board 200 goes up and forms transparent window (201,202).
Transparent window (201,202) in order to see the electrode of the electrode pad A part that is formed on flexible circuit board 200, is formed with transparent membrane.
If engages drive plate 100 and flexible circuit board 200 then can pass through transparent window (201,202) and confirm whether the electrode pad of drive plate 100 and the electrode pad of flexible circuit board 200 are correctly arranged.
When engages drive plate 100 and flexible circuit board 200, by transparent window (201, when 202) observing, if correct the arrangement, then therefore the electrode pattern of the electrode pad A of flexible circuit board and be positioned at the overlapping demonstration of electrode pattern of electrode pad B of the drive plate of its downside can see the PCB substrate of drive plate between overlapping electrode and electrode.
But as if incorrect arrangement, then whether correctly therefore the electrode of the electrode pad B of the electrode of the electrode pad A of intersection demonstration flexible circuit board and drive plate pass through visual inspection arrangement easily.
Be preferably on the position, both sides of the edge of Width of electrode pad A of flexible circuit board and form a pair of transparent window (201,202).
Transparent window (201,202) plays the function of auxiliary alignment mark.That is, need when carrying out the arrangement in the mechanicalness operation in the plasma display system manufacturing process alignment mark (M3, M4).But whether correctly transparent window (201,202) also can play the visual inspection function of the auxiliary alignment mark of arrangement.
Fig. 7 is for showing the exploded view of flexible circuit board structure of the present invention.
With reference to Fig. 7, flexible circuit board 200 comprises back film 310 and the electrode pattern 320 and transparent membrane 330 that forms arrogant electrode pattern 320 and the front film 340 that is formed on the transparent membrane 330 that are formed on the back film 310.
Because of having omitted the electrode pad part, exposed an end that should be formed on the electrode pattern 320 on the film of above-mentioned back in the back film 310.
Form on the back film 310 alignment mark (M3, M4).But, there is not the electrode pad part, therefore do not establish transparent window.
Form transparent membrane 330 on the electrode pattern 320.Form on the transparent membrane 330 alignment mark (M3, M4).
Form front film 340 on the electrode pattern 330.Form on the above-mentioned transparent window position in the electrode pattern of film 340 in front and form groove (341,342).
Got through the position that above-mentioned transparent window is set, therefore can see electrode pattern 320 by groove (341,342) by the transparent membrane 330 at 340 ends of front film.
As mentioned above, flexible circuit board can form with 4 layers, but is not limited thereto, and can form by 3 layers of back film and electrode pattern and front film.At this moment, the transparent window portion of front film does not have color, keeps transparent.
Fig. 8 is presented at the picture that engages the shape of flexible circuit board on the drive plate.
With reference to Fig. 8, then drive plate 100 and flexible circuit board 200 engages by Anisotropically conductive film (Anisotropic ConductiveFilm, hereinafter referred to as ' ACF ').
Above-mentioned ACF is when applying high temperature pressure with thermmohardening bonding agent and the pressure sensitive adhesive double coated carrying material that mixes fine conducting sphere (Ball) therein, the conduction Ball of the electrode pad contact portion of circuitous pattern can be destroyed, the conducting sphere (Ball) that destroys makes the electrode pad energising, makes male and fomale(M﹠F) outside the pad portion charge into/harden all the other bonding agents and bonded to each other.
Above-mentioned ACF be meant adhesive film (Adhesive Film) thickness be the insulation Adhesive of 15～35 μ m to go up diameter be the conducting sphere (Ball) of 3～15 μ m, promptly disperse the adhesive film of (Dispersed) fine conductive particle (Conductive Particle).At this, fine conductive particle has a variety of, mainly uses carbon fibre (Carbon Fiber), and metal (Ni, Solder) and the baton round of coating metal (Metal (Ni/Au)-Coated Plastic Ball) etc.The kind of binding material (Adhesive Material) has thermoplastics (SBR: a kind of rubber), thermosetting material (epoxy resin (Epoxy Resin), polyurethane (Polyurethane), acryl resin (acrylic Resin)), reach the potpourri of thermoplastics (Thermoplastic) and thermosetting material (Thermosetting Material).Between the electrode pad A as if electrode pad B that above-mentioned ACF is placed drive plate 100 and flexible circuit board 200, arrange the alignment mark (M1 of drive plate 100, M2) and the alignment mark (M3 of flexible circuit board 200, M4) carry out heating and pressurizing afterwards again, then destroy above-mentioned ACF conduction Ball, thus the conduction between the electrode of formation electrode pad.
During correct the arrangement, can pass through transparent window (201,202), to observe the electrode of the electrode pad (B) that is formed on drive plate 100 overlapping with the electrode pad A electrode that is formed on flexible circuit board 200.
During incorrect the arrangement, can pass through transparent window (201,202) and observe above-mentioned electrode not have overlapping but stagger.
As mentioned above, introduced plasma display system of the present invention and flexible circuit board with reference to the picture of listing, but example that the present invention is not limited to introduce in this instructions and picture.
Claims (13)
1. plasma display system, it is characterized in that it comprises: plasma display panel, the flexible circuit board that applies the drive plate of drive signal and formed the electrode pad that engages by drive plate and Anisotropically conductive film to substrate, form alignment mark on described flexible circuit board and described drive plate, described flexible circuit board is provided with the transparent window that is used to observe the electrode that is formed on above-mentioned electrode pad.
2. plasma display system according to claim 1 is characterized in that described alignment mark is for connecting the flute profile of flexible circuit board or drive plate.
3. plasma display system according to claim 1 is characterized in that forming at least respectively in described flexible circuit board and the described drive plate two alignment marks.
4. plasma display system according to claim 1 is characterized in that the described alignment mark that is formed on the flexible circuit board is two locational alignment marks that are located at described electrode pad downside and close electrode pad and flexible circuit board both sides of the edge.
5. plasma display system according to claim 4, the alignment mark that it is characterized in that being formed on the drive plate is two corresponding alignment marks in alignment mark position when engaging with flexible circuit board and on the flexible circuit board.
6. plasma display system according to claim 1 is characterized in that described transparent window is formed on the electrode pad.
7. plasma display system according to claim 6 is characterized in that described transparent window is two locational transparent windows in Width both sides of the edge that are formed on electrode pad.
8. plasma display system according to claim 1 is characterized in that described flexible circuit board is COF or TCP.
9. flexible circuit board that is installed in the plasma display system as claimed in claim 1, to be equipped with the electrode pad that engages with drive plate, to have it is characterized in that on this flexible circuit board forming the contraposition in order engaging and the alignment mark established with described drive plate; Be formed for observing the transparent window of described electrode pad electrode pattern partly.
10. the flexible circuit board that is installed in the plasma display system according to claim 9 is characterized in that it comprises the back film, is formed on electrode pattern on the film of back, the transparent membrane of coated electrode figure and be formed on front film on the transparent membrane.
11. the flexible circuit board that is installed in the plasma display system according to claim 10 is characterized in that described alignment mark is made as the groove shape that connects above-mentioned each film.
12. the flexible circuit board that is installed in the plasma display system according to claim 10 is characterized in that described back film and front film are coloured film.
13. the flexible circuit board that is installed in the plasma display system according to claim 12 is characterized in that after the electrode pad on the film of described front partly forms groove transparent window being set.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020060117497 | 2006-11-27 | ||
| KR1020060117497A KR20080047693A (en) | 2006-11-27 | 2006-11-27 | Plasma display device and flexible printed circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101127174A true CN101127174A (en) | 2008-02-20 |
Family
ID=39095193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007101467868A Pending CN101127174A (en) | 2006-11-27 | 2007-08-22 | Plasma display device and flexible circuit substrate |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR20080047693A (en) |
| CN (1) | CN101127174A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103336558A (en) * | 2013-06-13 | 2013-10-02 | 业成光电（深圳）有限公司 | Electronic device |
| CN106094310A (en) * | 2016-08-19 | 2016-11-09 | 武汉华星光电技术有限公司 | The method attaching polaroid on LCD base board |
| CN113391729A (en) * | 2021-06-28 | 2021-09-14 | 业成科技（成都）有限公司 | Touch module and electronic equipment |
-
2006
- 2006-11-27 KR KR1020060117497A patent/KR20080047693A/en not_active Application Discontinuation
-
2007
- 2007-08-22 CN CNA2007101467868A patent/CN101127174A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103336558A (en) * | 2013-06-13 | 2013-10-02 | 业成光电（深圳）有限公司 | Electronic device |
| CN103336558B (en) * | 2013-06-13 | 2016-12-28 | 业成光电（深圳）有限公司 | Electronic installation |
| CN106094310A (en) * | 2016-08-19 | 2016-11-09 | 武汉华星光电技术有限公司 | The method attaching polaroid on LCD base board |
| CN113391729A (en) * | 2021-06-28 | 2021-09-14 | 业成科技（成都）有限公司 | Touch module and electronic equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20080047693A (en) | 2008-05-30 |
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