CN101201520B - LCD device array substrate with electrostatic protection function - Google Patents
LCD device array substrate with electrostatic protection function Download PDFInfo
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- CN101201520B CN101201520B CN2007103050981A CN200710305098A CN101201520B CN 101201520 B CN101201520 B CN 101201520B CN 2007103050981 A CN2007103050981 A CN 2007103050981A CN 200710305098 A CN200710305098 A CN 200710305098A CN 101201520 B CN101201520 B CN 101201520B
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Abstract
The invention relates to an array substrate of a liquid crystal display device with the static protective function and comprises a first signal wire and a second signal wire, both of which are arranged in cross; the substrate also comprises the followings that the first signal wire is provided with a first protruding part and the second signal wire is provided with a second protruding part; the first protruding part is corresponding to the second protruding part and high potential static on the first signal wire and the second signal wire is discharged through the first protruding part and the second protruding part. The invention solves the problem of the prior art that resistance of the signal circuit is increased if the signal wire branch is cut off and the data signal transmission is influenced.
Description
Technical field
The present invention relates to the LCD device array substrates field, particularly relate to a kind of LCD device array substrates with antistatic protection function.
Background technology
Advantages such as liquid crystal indicator has gently, approaches, low power consumption are widely used in modernized information equipments such as computing machine, mobile phone and personal digital assistant.Liquid crystal indicator is made up of array base palte, glass substrate and the liquid crystal between two substrates, wherein, comprise cell array that is positioned at the viewing area and the signal introducing zone that is positioned at the periphery, viewing area on the array base palte, signal is introduced the signal wire that area arrangements has transmitting data information.
Consult Figure 1A, for available liquid crystal display device array base palte viewing area peripheral signal line is arranged synoptic diagram, first signal wire 11 and 12 cross arrangements of secondary signal line is separated with insulation course in the middle of both, is electrically insulated each other.In array base palte manufacturing process, first signal wire 11 and secondary signal line 12 are easy to generate the very high static of electromotive force, the electromotive force of static runs up to a certain degree, discharge in the crossover sites of first signal wire 11 easily with secondary signal line 12, puncture the insulation course between first signal wire 11 and the secondary signal line 12, make first signal wire 11 and 12 short circuits of secondary signal line.
Consult Figure 1B, be the cut-open view of Figure 1A along the I-I line.Glass substrate 14 is provided with first signal wire 11, and insulation course 15 covers first signal wire 11.Above insulation course 15, be provided with secondary signal line 12.13 is the zone of electrostatic breakdown, breakdown at this region insulation layer 15, causes the secondary signal line 12 and first signal wire 11 to be short-circuited.
Prior art adopts branch line is set on signal wire, cuts off the branch line in destroyed zone, to overcome the short circuit problem of first signal wire 11 and secondary signal line 12.
Consult Fig. 2, for having now at LCD device array substrates repair signal line synoptic diagram, first signal wire 21 has branch line 21a and branch line 21b with secondary signal line 22 crossover locations, and zone 23 is the electrostatic breakdown zone, and branch line 21a and secondary signal line 22 on the zone 23 are short-circuited.Prior art utilizes laser in the ends A 1 that exposes outside secondary signal line 22, A2 position branch line 21a to be cut off, and makes branch line 21a and first signal wire, 21 electrical isolation, and data-signal overcomes circuit defect by branch line 21b transmission.
But, utilize aforesaid way to overcome the circuit defect of first signal wire and secondary signal line, needing increases repair procedure with laser cutting signal wire branch line, because the part branch line is cut off, causes the resistance of signal line to increase simultaneously, influences data signal transmission.
Summary of the invention
Technical matters to be solved by this invention provides a kind of LCD device array substrates with antistatic protection function, to solve shutoff signal line branch line in the prior art, causes the resistance of signal line to increase, and influences the problem of data signal transmission.Array base palte of the present invention can be avoided the electrostatic breakdown signal wire effectively, guarantees the transmission of data-signal.
The present invention relates to a kind of LCD device array substrates, comprise first signal wire and the secondary signal line of cross arrangement, also comprise: on described first signal wire, first protuberance is set with antistatic protection function; On described secondary signal line, second protuberance is set; Described first protuberance is corresponding with described second protuberance, and the static on described first signal wire and the described secondary signal line discharges by described first protuberance and described second protuberance.
Described first signal wire with at least two branch lines of described secondary signal line crossover location setting, the length of described at least two branch lines is greater than the width of described secondary signal line at crossover location.
Preferably, described secondary signal line with at least two branch lines of the described first signal wire crossover location setting, the length of described at least two branch lines is greater than the width of described first signal wire at crossover location.
Preferably, described first protuberance is arranged at least one first signal wire branch line.
Preferably, described first protuberance and second protuberance are arranged in any two zones that adjacent legs limited of first signal wire.
Preferably, described first protuberance is arranged at least one first signal wire branch line, and described second protuberance is arranged at least one secondary signal line branch line.
Preferably, described first protuberance and second protuberance are arranged on any two adjacent legs of first signal wire and any two adjacent legs of secondary signal line and intersect in the zone that limits.
Preferably, described first protuberance and first protuberance are arranged on any one or a plurality of position in upper left side, upper right side, lower left or the lower right of described first signal wire and secondary signal line crossover location.
Preferably, the front end of described first protuberance and second protuberance comprises at least one rectangular configuration respectively.
Preferably, the front end of described first protuberance is 2 gap rectangular configuration arranged side by side, and the front end of described second protuberance is 1 rectangular configuration, the interstitial site of 2 rectangular configuration of corresponding described first protuberance of the rectangular configuration of described second protuberance.
Preferably, the front portion of described first protuberance and second protuberance has cutting-edge structure.
Preferably, described cutting-edge structure is a broached-tooth design.
Preferably, the front end of described first protuberance and second protuberance comprises at least one sword shape structure respectively, and the front end of described sword shape structure is a triangular structure, and the rear end is a rectangular configuration.
Preferably, the front end of described first protuberance is 2 gap sword shape arranged side by side structures, and the front end of described second protuberance is 1 sword shape structure, the interstitial site of 2 sword shapes of corresponding described first protuberance of the sword shape structure of described second protuberance structure.
Preferably, the distance between described first protuberance and second protuberance satisfies following condition: in manufacturing process, the electrostatic charge of generation produces under the situation of thousands of volt electric potential differences two protuberances, first protuberance and the discharge of second protuberance; When the display device operate as normal, two protuberances produce under the situation of electric potential difference of tens of volts, and first protuberance and second protuberance do not discharge.
Preferably, the distance of described two protuberances is 10 microns to 15 microns.
Compared with prior art, the present invention has the following advantages:
The present invention is provided with relative protuberance respectively on two signal line, and control distance between two protuberances, the high potential static that makes in processing procedure to be produced can discharge at two protuberances, has avoided owing to electrostatic breakdown causes the signal wire short circuit phenomenon, has saved the trouble of repairing.And when the display device operate as normal, two protuberances do not discharge, thus but display device is not affected operate as normal.Simultaneously, also at least one signal line of the present invention is set to a plurality of branch lines at crossover location, when protuberance does not play the static release function and causes the signal wire short circuit, repairs.
Description of drawings
Figure 1A is that available liquid crystal display device array base palte viewing area peripheral signal line is arranged synoptic diagram;
Figure 1B is the cut-open view of Figure 1A along the I-I line;
Fig. 2 is for having now at LCD device array substrates repair signal line synoptic diagram;
Fig. 3 is the LCD device array substrates first embodiment synoptic diagram of the present invention;
Fig. 4 is first kind of structural representation of protuberance of the present invention;
Fig. 5 is second kind of structural representation of protuberance of the present invention;
Fig. 6 is the third structural representation of protuberance of the present invention;
Fig. 7 is the 4th kind of structural representation of protuberance of the present invention;
Fig. 8 is the 5th kind of structural representation of protuberance of the present invention;
Fig. 9 is the 6th kind of structural representation of protuberance of the present invention;
Figure 10 is the 7th kind of structural representation of protuberance of the present invention;
Figure 11 is the 8th kind of structural representation of protuberance of the present invention;
Figure 12 is the LCD device array substrates second embodiment synoptic diagram of the present invention;
Figure 13 is LCD device array substrates the 3rd an embodiment synoptic diagram of the present invention;
Figure 14 is LCD device array substrates the 4th an embodiment synoptic diagram of the present invention;
Figure 15 is LCD device array substrates the 5th an embodiment synoptic diagram of the present invention;
Figure 16 is LCD device array substrates the 6th an embodiment synoptic diagram of the present invention;
Figure 17 is LCD device array substrates the 7th an embodiment synoptic diagram of the present invention.
Embodiment
For above-mentioned purpose of the present invention, feature and advantage can be become apparent more, the present invention is further detailed explanation below in conjunction with the drawings and specific embodiments.
The present invention is provided with corresponding protuberance respectively on two signal line of cross arrangement mutually, the high potential static that produces in manufacture process can be discharged between two protuberances, avoids because the signal wire short circuit phenomenon that electrostatic breakdown causes.Simultaneously, also at least one signal line of the present invention is set to a plurality of branch lines at crossover location, when protuberance does not play the static release function and causes the signal wire short circuit, repairs.
Consult Fig. 3, for LCD device array substrates of the present invention viewing area peripheral signal line is arranged the first embodiment synoptic diagram, first protuberance 311 is set on first signal wire 31, second protuberance 321 is set on secondary signal line 32, first protuberance 311 and second protuberance 321 are separately positioned on beyond the crossover location, and corresponding.The certain distance in interval is not overlapping mutually between the two between first protuberance 311 and second protuberance 321, even insulation course between the two is destroyed, the defective of signal wire short circuit can not take place also.
Distance between first protuberance 311 and second protuberance 321 satisfies following condition: in manufacturing process, the electrostatic charge of generation produces under the situation of thousands of volt electric potential differences two protuberances, first protuberance 311 and 321 discharges of second protuberance; When the display device operate as normal, two protuberances produce under the situation of electric potential difference of tens of volts, and first protuberance 311 and second protuberance 321 do not discharge.For example, for satisfying above-mentioned condition, can first protuberance 311 and second protuberance 321 between distance be set to 10 microns to 15 microns.
The present invention is provided with relative protuberance respectively on two signal line, and control distance between two protuberances, the high potential static that makes in manufacture process to be produced can discharge at two protuberances, has avoided owing to electrostatic breakdown causes the signal wire short circuit phenomenon, has saved the trouble of repairing.When the display device operate as normal, two protuberances do not discharge, and do not influence the display device operate as normal simultaneously.
The front end of the present invention's first protuberance 311 and second protuberance 321 can comprise the structure of a plurality of different shapes.As rectangular configuration, zigzag structure, sword shape structure etc., and the structure of first protuberance 311 and second protuberance, 321 front ends can be identical, also can be different.Enumerate the several preferred embodiments of protuberance of the present invention below.
Consult Fig. 4, be first kind of structural representation of protuberance of the present invention, first protuberance 311 and second protuberance, 321 front ends are rectangular configuration.The rectangular configuration of two protuberances is corresponding, two rectangular configuration shapes, big or small identical, and the distance on its edge, front (being the distance of AB limit to the CD limit) is 10 microns to 15 microns.First signal wire 31 and secondary signal line 32 are by the summit A-C of two rectangular configuration, and B-D discharges.
Participate in Fig. 5, be second kind of structural representation of protuberance of the present invention, first protuberance, 311 front ends comprise that 2 gap rectangular configuration 3111 and 3112, the second protuberances, 321 front ends arranged side by side are 1 rectangular configuration 3211.Rectangular configuration 3211 correspondences are in the interstitial site of rectangular configuration 3111 and 3112.The tip point A of rectangular configuration 3111 is to the tip point C of rectangular configuration 3211, and the tip point B of rectangular configuration 3112 is approximately 10 microns to 15 microns to the distance between the tip point D of rectangular configuration 3211 about equally.
Participate in Fig. 6, be the third structural representation of protuberance of the present invention, second protuberance, 321 front ends comprise that 2 gap rectangular configuration 3211 and 3212, the first protuberances, 311 front ends arranged side by side are 1 rectangular configuration 3111.Rectangular configuration 3111 correspondences are in the interstitial site of rectangular configuration 3211 and 3212.The tip point A of rectangular configuration 3211 is to the tip point C of rectangular configuration 3111, and the tip point B of rectangular configuration 3212 is 10 microns to 15 microns to the distance between the tip point D of rectangular configuration 3111 about equally.
Participate in Fig. 7, be the 4th kind of structural representation of protuberance of the present invention, the front end of first protuberance 311 and second protuberance 321 is respectively broached- tooth design 3113,3213, broached- tooth design 3113,3213 most advanced and sophisticated corresponding.Wherein, the tip point A of broached-tooth design 3213 is to the tip point E of broached-tooth design 3113, the tip point B of broached-tooth design 3213 is to the tip point F of broached-tooth design 3113, and the tip point C of broached-tooth design 3213 is 10 microns to 15 microns to the distance of the tip point G of broached-tooth design 3113 about equally.
To some E, some B is to some F by some A for first signal wire 31 and secondary signal line 32, and some C is to some G discharge, and the multiple spot discharge can make the static releasing effect better.
Participate in Fig. 8, be protuberance the 5th real structural representation of planting of the present invention, the front end of first protuberance 311 and second protuberance 321 is respectively broached- tooth design 3113,3213, and the tip of broached- tooth design 3113,3213 is staggered corresponding.Wherein, the tip point A of broached-tooth design 3213, most advanced and sophisticated some B are to the tip point E of broached-tooth design 3113, the tip point B of broached-tooth design 3213, most advanced and sophisticated some C are to the tip point F of broached-tooth design 3113, the tip point C of broached-tooth design 3213, most advanced and sophisticated some D are 10 microns to 15 microns to the distance of the tip point G of broached-tooth design 3113 about equally.
To some E, some B, some C are to some F by some A, some B for first signal wire 31 and secondary signal line 32, and some C, some D are to some G discharge, and the multiple spot discharge can make the static releasing effect better.
Participate in Fig. 9, be the 6th kind of structural representation of protuberance of the present invention, the front end of first protuberance 311 and second protuberance 321 is respectively sword shape structure 3114,3214, and the rear portion of sword shape structure 3114,3214 is a rectangular configuration, and the front portion is a triangular structure.Wherein, the tip point A of sword shape structure 3114 is 10 microns to 15 microns to the tip point B distance of sword shape structure 3214.
To some B discharge, sword shape structure is beneficial to electrostatic charge and concentrates, and has the benefit of rapid discharge by some A for first signal wire 31 and secondary signal line 32.
Participate in Figure 10, be the 7th kind of structural representation of protuberance of the present invention, first protuberance, 311 front ends are that 2 gap sword shape structure 3115,3116, the second protuberances 321 front ends arranged side by side are 1 sword shape structure 3215.Sword shape structure 3215 correspondences position between sword shape structure 3115,3116.The tip point A of sword shape structure 3115 is to the tip point E of sword shape structure 3215, the tip point C of the tip point B of sword shape structure 3115, sword shape structure 3116 is to the tip point F of sword shape structure 3215, the most advanced and sophisticated point of sword shape structure 3116 D are 10 microns to 15 microns to the distance of the tip point G of sword shape structure 3215 about equally.
To some E, some B, some C are to some F by some A for first signal wire 31 and secondary signal line 32, and some D is to some G discharge, and the multiple spot discharge can make the static releasing effect better.
Participate in Figure 11, be protuberance the 8th embodiment synoptic diagram of the present invention, second protuberance, 321 front ends are that 2 gap sword shape structure 3215,3216, the first protuberances 311 front ends arranged side by side are 1 sword shape structure 3115.Sword shape structure 3115 correspondences position between sword shape structure 3215,3216.The tip point B of sword shape structure 3215 is to the tip point G of sword shape structure 3115, the tip point D of the tip point C of sword shape structure 3215 and sword shape structure 3216 is to the tip point H of sword shape structure 3115, the most advanced and sophisticated point of sword shape structure 3216 E are 10 microns to 15 microns to the distance of the tip point I of sword shape structure 3115 about equally.
To some G, some C, some D are to some H by some B for first signal wire 31 and secondary signal line 32, and some E is to some I discharge, and the multiple spot discharge can make the static releasing effect better.
In like manner, protuberance of the present invention can have the multiple embodiment that combines, as long as guarantee that minimum distance is 10 microns to 15 microns between the corresponding protuberance, all can realize purpose of the present invention, does not enumerate one by one at this.
The present invention's first protuberance 311 and second protuberance 321 can be arranged on upper left side, upper right side, lower left or the lower right of first signal wire 31 and secondary signal line 32 crossover locations.The present invention also can be provided with protuberance in many places, to guarantee to realize the purpose of release electrostatic.
For example, first protuberance 311 and second protuberance 321 can be arranged on wantonly 2 positions in the upper left side, upper right side, lower left, lower right of first signal wire 31 and secondary signal line 32 crossover locations, for example, upper left side and upper right side, upper left side and lower left, upper left side and lower right, upper right side and lower left, upper right side and lower right, lower left and lower right.
Again for example, the present invention's first protuberance 311 and second protuberance 321 can be arranged on wantonly 3 positions in the upper left side, upper right side, lower left, lower right of first signal wire 31 and secondary signal line 32 crossover locations, for example, upper right side, lower left and lower right, upper left side, lower left and lower right, upper left side, upper right side and lower right, upper left side, upper right side and lower left.
Again for example, the present invention's first protuberance 311 and second protuberance 321 can be arranged on 4 positions such as upper left side, upper right side, lower left, lower right of first signal wire 31 and secondary signal line 32 crossover locations simultaneously.
The present invention can be set to a plurality of branch lines on first signal wire, do not play the static release function at protuberance, when causing the signal wire short circuit, repairs.
Consult Figure 12, be the LCD device array substrates second embodiment synoptic diagram of the present invention, on first signal wire 41, be positioned at crossover location position in addition first protuberance 411 is set, being positioned at position beyond the crossover location on secondary signal line 42, that second protuberance, 421, the first protuberances 411 are set is corresponding with second protuberance 421.Distance between first protuberance 411 and second protuberance 421 satisfies following condition: in manufacturing process, the electrostatic charge of generation produces under the situation of thousands of volt electric potential differences two protuberances, first protuberance 411 and 421 discharges of second protuberance; When the display device operate as normal, two protuberances produce under the situation of electric potential difference of tens of volts, and first protuberance 411 and second protuberance 421 do not discharge.For example, for satisfying above-mentioned condition, can first protuberance 411 and second protuberance 421 between distance be set to 10 microns to 15 microns.
Wherein, first signal wire 41 is positioned at different layers with secondary signal line 42, and the centre is separated with insulation course, is electrically insulated each other.First signal wire 41 is split into a plurality of branch lines at crossover location, is respectively branch line 41a, branch line 41b and branch line 41c.Branch line props up the width of the length of 41a, branch line 41b and branch line 41c greater than crossover location place secondary signal line 42, thereby makes a plurality of branch lines expose out at the two ends of secondary signal line 42.
If first protuberance 411 and second protuberance 421 fail to play the static release function, first signal wire 41 and secondary signal line 42 because of electrostatic breakdown is short-circuited, can utilize laser to repair in the zone 43 of crossover location.
The ends A of exposing secondary signal line 42 3 and A4 position at the first signal wire branch line 41a cut off the first signal wire branch line 41a with laser, make the first signal wire branch line 41a and first signal wire, 41 electrical isolation, data-signal is avoided the influence of short circuit by branch line 41b, branch line 41c transmission.
The present invention also can be set to a plurality of branch lines on the secondary signal line, do not play the static release function at protuberance, when causing the signal wire short circuit owing to electrostatic breakdown, repairs.
Consult Figure 13, be LCD device array substrates the 3rd embodiment synoptic diagram of the present invention, on first signal wire 51, be positioned at first protuberance 511 that is provided with beyond the crossover location, on secondary signal line 52, be positioned at beyond the crossover location that second protuberance, 521, the first protuberances 511 are set is corresponding with second protuberance 521.
Distance between first protuberance 511 and second protuberance 521 satisfies following condition: in manufacturing process, the electrostatic charge of generation produces under the situation of thousands of volt electric potential differences two protuberances, first protuberance 511 and 521 discharges of second protuberance; When the display device operate as normal, two protuberances produce under the situation of electric potential difference of tens of volts, and first protuberance 511 and second protuberance 521 do not discharge.For example, for satisfying above-mentioned condition, can first protuberance 511 and second protuberance 521 between distance be set to 10 microns to 15 microns.
If first protuberance 511 and second protuberance 521 fail to play the function of static discharge, first signal wire 51 and secondary signal line 52 because of electrostatic breakdown is short-circuited, can utilize laser to repair in the zone 53 of crossover location.
Two ends B3 that exposes first signal wire 51 and B4 position at secondary signal line branch line 52a cut off secondary signal line branch line 52a with laser, make secondary signal line branch line 52a and secondary signal line 52 electrical isolation, data-signal is avoided the influence of short circuit by branch line 52b, branch line 52c and branch line 52d transmission.
The present invention also can be set to a plurality of branch lines simultaneously simultaneously on first signal wire and secondary signal line, do not play the static release function at protuberance, when causing the signal wire short circuit owing to electrostatic breakdown, repairs.
Consult Figure 14, be LCD device array substrates the 4th embodiment synoptic diagram of the present invention, on first signal wire 61, be positioned at first protuberance 611 that is provided with beyond the crossover location, on secondary signal line 62, be positioned at beyond the crossover location that second protuberance, 621, the first protuberances 611 are set is corresponding with second protuberance 621.Wherein, first signal wire 61 is positioned at different layers with secondary signal line 62, and the centre is separated with insulation course, is electrically insulated each other.
Distance between first protuberance 611 and second protuberance 621 satisfies following condition: in manufacturing process, the electrostatic charge of generation produces under the situation of thousands of volt electric potential differences two protuberances, first protuberance 611 and 621 discharges of second protuberance; When the display device operate as normal, two protuberances produce under the situation of electric potential difference of tens of volts, and first protuberance 611 and second protuberance 62 1 do not discharge.For example, for satisfying above-mentioned condition, can first protuberance 611 and second protuberance 621 between distance be set to 10 microns to 15 microns.
If first protuberance 611 and second protuberance 621 fail to play the function of static discharge, first signal wire 61 and secondary signal line 62 because of electrostatic breakdown is short-circuited, can utilize laser to repair in the zone 63 of crossover location.
The present invention can cut off the first signal wire branch line 61a with laser in two ends C3 that exposes secondary signal line 62 and the C4 position of the first signal wire branch line 61a, make the first signal wire branch line 61a and first signal wire, 61 electrical isolation, data-signal is avoided the influence of short circuit by branch line 61b and branch line 61c transmission.
The present invention also can cut off secondary signal line branch line 62a with laser in two ends D3 that exposes first signal wire 61 and the D4 position of secondary signal line branch line 62a, make secondary signal line branch line 62a and secondary signal line 62 electrical isolation, data-signal is avoided the influence of short circuit by branch line 62b, branch line 62c and branch line 62d transmission.
In like manner, the present invention also can cut off the first signal wire branch line 61a with laser in two ends C3 that exposes secondary signal line 62 and the C4 position of the first signal wire branch line 61a, make the first signal wire branch line 61a and first signal wire, 61 electrical isolation, secondary signal line branch line 62a is cut off with laser in two ends D3 that exposes first signal wire 61 and the D4 position of secondary signal line branch line 62a simultaneously, make secondary signal line branch line 62a and secondary signal line 62 electrical isolation, avoid the influence of short circuit.
If first signal wire and secondary signal line are provided with branch line simultaneously, the present invention also can be provided with projective structure on the branch line of first signal wire and secondary signal line, is used to discharge the static on first signal wire and the secondary signal line.
Consult Figure 15,, be divided into branch line 71a, branch line 71b at crossover location, first protuberance 711 is set on branch line 71a at first signal wire 71 for LCD device array substrates the 5th embodiment synoptic diagram of the present invention.Be divided into branch line 72a, branch line 72b at secondary signal line 72 at crossover location, second protuberance 721 is set on branch line 72b, first protuberance 711 is corresponding with second protuberance 721, and described first protuberance 711 and second protuberance 722 are positioned at the first signal wire branch line 71a, 71b and secondary signal line branch line 72a, 72b and intersect formed zone mutually.
Distance between first protuberance 711 and second protuberance 721 satisfies following condition: in manufacturing process, the electrostatic charge of generation produces under the situation of thousands of volt electric potential differences two protuberances, first protuberance 711 and 721 discharges of second protuberance; When the display device operate as normal, two protuberances produce under the situation of electric potential difference of tens of volts, and first protuberance 711 and second protuberance 721 do not discharge.For example, for satisfying above-mentioned condition, can first protuberance 711 and second protuberance 721 between distance be set to 10 microns to 15 microns.
The present invention's first protuberance 711 and second protuberance 721 are arranged in the first signal wire branch line 71a, 71b and secondary signal line branch line 72a, the 72b intersection region, do not influence other the first adjacent signal wires 71 and the wiring of secondary signal line 72, can make the finer and closely woven of first signal wire 71 and secondary signal line 72 layouts, improve the quality of display panels.
But those skilled in the art is understood that, present embodiment just schematically, also can on first signal wire and secondary signal line a plurality of branch lines be set respectively according to the present invention, first protuberance and second protuberance are arranged on any two adjacent legs of first signal wire and any two adjacent legs of secondary signal line respectively and intersect the zone that limits.
Consult Figure 16,, be divided into branch line 81a, branch line 81b at crossover location, first protuberance 811 is set on branch line 81a at first signal wire 81 for LCD device array substrates the 6th embodiment synoptic diagram of the present invention.Be divided into branch line 82a, branch line 82b at secondary signal line 82 at crossover location, second protuberance 821 is set on branch line 82b, first protuberance 811 is corresponding with second protuberance 821, wherein said first protuberance 811 and second protuberance 821 are arranged in the zone that secondary signal line branch line 82a and 82b limited, particularly, described two protuberances all are positioned at the zone that the first signal wire branch line 81b and secondary signal line branch line 82a, 82b are surrounded.
Distance between first protuberance 811 and second protuberance 821 satisfies following condition: in manufacturing process, the electrostatic charge of generation produces under the situation of thousands of volt electric potential differences two protuberances, first protuberance 811 and 821 discharges of second protuberance; When the display device operate as normal, two protuberances produce under the situation of electric potential difference of tens of volts, and first protuberance 811 and second protuberance 821 do not discharge.For example, for satisfying above-mentioned condition, can first protuberance 811 and second protuberance 821 between distance be set to 10 microns to 15 microns.
The present invention's first protuberance 811 and second protuberance 821 all are arranged on regional interior that secondary signal line branch line 82a and 82b are limited, do not influence other the first adjacent signal wires 81 and the wiring of secondary signal line 82, can make the finer and closely woven of first signal wire 81 and secondary signal line 82 layouts, improve the quality of display panels.
But those skilled in the art should be understood that present embodiment just schematically, also can be provided with a plurality of branch lines respectively according to the present invention, or only on a signal wire plural branch line is set therein on first signal wire and secondary signal line.As long as first protuberance and second protuberance are positioned at any two zones that adjacent legs limited of one of them signal wire.
Consult Figure 17,, be divided into branch line 91a, branch line 91b at crossover location, first protuberance 911 is set on branch line 91a at first signal wire 91 for LCD device array substrates the 7th embodiment synoptic diagram of the present invention.Be divided into branch line 92a, branch line 92b at secondary signal line 92 at crossover location, second protuberance 921 is set on branch line 92b, first protuberance 911 is corresponding with second protuberance 921, and wherein said first protuberance 911 and second protuberance 921 are arranged on the zone beyond the first signal wire branch line 91a and the secondary signal line branch line 92b crossover location.
Distance between first protuberance 911 and second protuberance 921 satisfies following condition: in manufacturing process, the electrostatic charge of generation produces under the situation of thousands of volt electric potential differences two protuberances, first protuberance 911 and 921 discharges of second protuberance; When the display device operate as normal, two protuberances produce under the situation of electric potential difference of tens of volts, and first protuberance 911 and second protuberance 921 do not discharge.For example, for satisfying above-mentioned condition, can first protuberance 911 and second protuberance 921 between distance be set to 10 microns to 15 microns.
Those skilled in the art should be understood that described first protuberance or second protuberance also can be arranged on the crossover location zone in addition of other the first signal wire branch line and secondary signal line branch line; Simultaneously, if wherein a signal wire is not established branch line, for example first signal wire is not established branch line, and then first protuberance and second protuberance can be arranged on the crossover location zone in addition of a certain branch line of first signal wire and secondary signal line.
Go up a kind of LCD device array substrates with antistatic protection function provided by the present invention is described in detail, used specific case herein principle of the present invention and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, the part that all can change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (11)
1. LCD device array substrates with antistatic protection function comprises it is characterized in that first signal wire and the secondary signal line of cross arrangement, also comprises:
On described first signal wire, first protuberance is set;
On described secondary signal line, second protuberance is set;
Described first protuberance is corresponding with described second protuberance, and the static on described first signal wire and the described secondary signal line discharges by described first protuberance and described second protuberance;
Described first signal wire and described secondary signal line all are provided with at least two branch lines at crossover location, the length of the branch line of described first signal wire is greater than the width of described secondary signal line at crossover location, and the length of the branch line of described secondary signal line is greater than the width of described first signal wire at crossover location;
Described first protuberance and second protuberance are arranged in any two zones that adjacent legs limited of first signal wire.
2. array base palte as claimed in claim 1 is characterized in that, described first protuberance and second protuberance are arranged on any two adjacent legs of first signal wire and any two adjacent legs of secondary signal line and intersect in the zone that limits.
3. array base palte as claimed in claim 1 or 2, it is characterized in that described first protuberance and first protuberance are arranged on any one or a plurality of position in upper left side, upper right side, lower left or the lower right of described first signal wire and secondary signal line crossover location.
4. array base palte as claimed in claim 1 is characterized in that, the front end of described first protuberance and second protuberance comprises at least one rectangular configuration respectively.
5. array base palte as claimed in claim 1 is characterized in that, the front portion of described first protuberance and second protuberance has cutting-edge structure.
6. array base palte as claimed in claim 1 is characterized in that, the front end of described first protuberance and second protuberance comprises at least one sword shape structure respectively, and the front end of described sword shape structure is a triangular structure, and the rear end is a rectangular configuration.
7. array base palte as claimed in claim 1, it is characterized in that, distance between described first protuberance and second protuberance satisfies following condition: in manufacturing process, the electrostatic charge of generation produces under the situation of thousands of volt electric potential differences two protuberances, first protuberance and the discharge of second protuberance; When the display device operate as normal, two protuberances produce under the situation of electric potential difference of tens of volts, and first protuberance and second protuberance do not discharge.
8. array base palte as claimed in claim 4, it is characterized in that, the front end of described first protuberance is 2 gap rectangular configuration arranged side by side, the front end of described second protuberance is 1 rectangular configuration, the interstitial site of 2 rectangular configuration of corresponding described first protuberance of the rectangular configuration of described second protuberance.
9. array base palte as claimed in claim 5 is characterized in that, described cutting-edge structure is a broached-tooth design.
10. array base palte as claimed in claim 6, it is characterized in that, the front end of described first protuberance is 2 gap sword shape arranged side by side structures, the front end of described second protuberance is 1 sword shape structure, the interstitial site of 2 sword shapes of corresponding described first protuberance of the sword shape structure of described second protuberance structure.
11. array base palte as claimed in claim 7 is characterized in that, the distance of described two protuberances is 10 microns to 15 microns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007103050981A CN101201520B (en) | 2007-12-27 | 2007-12-27 | LCD device array substrate with electrostatic protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007103050981A CN101201520B (en) | 2007-12-27 | 2007-12-27 | LCD device array substrate with electrostatic protection function |
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| Publication Number | Publication Date |
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| CN101201520A CN101201520A (en) | 2008-06-18 |
| CN101201520B true CN101201520B (en) | 2010-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2007103050981A Active CN101201520B (en) | 2007-12-27 | 2007-12-27 | LCD device array substrate with electrostatic protection function |
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| Country | Link |
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| CN (1) | CN101201520B (en) |
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| WO2014166153A1 (en) * | 2013-04-10 | 2014-10-16 | 京东方科技集团股份有限公司 | Array substrate, method for manufacture thereof and display device thereof |
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| CN102331644B (en) * | 2011-06-17 | 2013-05-15 | 深圳市华星光电技术有限公司 | Electrostatic discharge protecting device of liquid crystal display |
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| CN104362154B (en) * | 2014-11-17 | 2017-04-19 | 深圳市华星光电技术有限公司 | Array substrate and manufacturing method thereof |
| CN204481026U (en) | 2015-04-17 | 2015-07-15 | 京东方科技集团股份有限公司 | A kind of array base palte and display unit |
| CN105118822B (en) * | 2015-08-26 | 2018-01-23 | 上海中航光电子有限公司 | Thread-changing structure |
| WO2017111823A1 (en) * | 2015-12-26 | 2017-06-29 | Intel Corporation | Ground plane vertical isolation of, ground line coaxial isolation of, and impedance tuning of horizontal data signal transmission lines routed through package devices |
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| CN106597768A (en) * | 2016-12-27 | 2017-04-26 | 武汉华星光电技术有限公司 | Electrostatic discharge protection circuit and liquid crystal display panel |
| CN107731791B (en) * | 2017-11-20 | 2020-07-21 | 深圳市华星光电技术有限公司 | Structure for improving repair yield of electrostatic damage in cross-line area |
| CN109212855A (en) * | 2018-10-11 | 2019-01-15 | 深圳市华星光电技术有限公司 | A kind of Wiring structure and liquid crystal display panel |
| CN109285460B (en) * | 2018-11-29 | 2021-02-09 | 上海天马微电子有限公司 | Array substrate, display panel and display device |
| CN110928091A (en) * | 2019-12-12 | 2020-03-27 | Tcl华星光电技术有限公司 | Display panel, repairing method thereof and display device |
| CN111415588A (en) * | 2020-03-31 | 2020-07-14 | 维沃移动通信有限公司 | Flexible screen assembly and electronic equipment |
| CN111739425B (en) * | 2020-06-30 | 2022-07-08 | 昆山国显光电有限公司 | Display panel and display device |
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Also Published As
| Publication number | Publication date |
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| CN101201520A (en) | 2008-06-18 |
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Address after: 215300 No. 1, Longteng Road, Kunshan, Jiangsu Patentee after: Kunshan Longteng Au Optronics Co Address before: 215300 No. 1, Longteng Road, Kunshan, Jiangsu Patentee before: Kunshan Longteng Optronics Co., Ltd. |