CN102298236B - Liquid crystal display device - Google Patents
Liquid crystal display device Download PDFInfo
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- CN102298236B CN102298236B CN201010210798.4A CN201010210798A CN102298236B CN 102298236 B CN102298236 B CN 102298236B CN 201010210798 A CN201010210798 A CN 201010210798A CN 102298236 B CN102298236 B CN 102298236B
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Abstract
The invention provides a liquid crystal display device, which comprises a first transparent glass substrate and a second transparent glass substrate which are arranged oppositely; at least one column electrode arranged in a visible area and at least one column extension electrode corresponding to the column electrode are arranged on the first transparent glass substrate, wherein the column extension electrode is connected with one end of the column electrode, on which a wire is not drawn out, and extends to frame glue outside the visible area; at least one line electrode and at least one line extension electrode corresponding to the line electrode are arranged on the second transparent glass substrate, wherein the line electrode is intersected with the column electrode in the visible area, and the line extension electrode is connected with one end of the line electrode, on which a wire is not drawn out, and extends to frame glue outside the visible area. According to the invention, the column electrode and the line electrode extend to the frame glue through the column extension electrode and the line extension electrode, and therefore the problems that a small piece filled in the area is easy to generate static electricity and a large piece filled in the area can display a pattern contour line in the prior art are solved.
Description
Technical field
The invention belongs to field of liquid crystal display, relate in particular to a kind of liquid crystal display device with electrostatic-proof function.
Background technology
Please refer to shown in Fig. 1, available liquid crystal display device generally comprises the first transparent glass substrate 11 and the second transparent glass substrate 12 that are oppositely arranged, on the opposite face of the first transparent glass substrate 11 and the second transparent glass substrate 12, be respectively equipped with indium tin oxide (Indium Tin Oxides, be called for short ITO) electrode, described electrode is respectively that row electrode (is called again signal electrode, be SEG electrode) and column electrode (be called again scan electrode, be COM electrode), at row electrode or/and the surface of column electrode is formed with oriented material (PI oriented layer), the circumferential edges of the first and second transparent glass substrates seals by frame adhesive 13, described the first transparent glass substrate, the second transparent glass substrate and frame adhesive form an airtight cavity, in described cavity, be perfused with liquid crystal.Described COM electrode and SEG electrode are connected to drive integrated circult 16 by cabling, and choosing by this drive integrated circult gated sweep electrode and signal electrode, thereby to the liquid crystal applied voltages of certain pixel, make liquid crystal rotation printing opacity, allow observer see the display graphics that the dot matrix 15 in visible area 14 forms.Due to the optical characteristics of ITO electrode layer and the optical characteristics of glass substrate different, so likely under the effect that there is no electric field or magnetic field, see the image of display graphics, affect the display quality of liquid crystal display device.
In prior art, the conventional measure of eliminating this improper display graphics image is to fill corresponding ITO electrode layer in without display graphics region on two transparent glass substrates, retain the ITO electrode layer of filling and do not connect electricity, so can not show any impact to figure, and eliminate the defect of display graphics image while work.
Particularly, generally in industry adopt two kinds of methods to fill: one is to fill with random blockage in without display graphics region in two transparent glass substrates, please refer to and Figure 2 shows that the transparent glass substrate with column electrode 21, in this transparent glass substrate without being filled with random blockage 22 in display graphics region; Please refer to and Figure 3 shows that the transparent glass substrate with row electrode 31, in this transparent glass substrate without being filled with random blockage 32 in display graphics region.Another is to use bulk filling graph in without display graphics region in two transparent glass substrates, please refer to and Figure 4 shows that the transparent glass substrate with column electrode 41, in this transparent glass substrate without being filled with large block graphics 42 in display graphics region; Please refer to and Figure 5 shows that the transparent glass substrate with row electrode 51, in this transparent glass substrate without being filled with large block graphics 52 in display graphics region.
But find in practice all defectiveness of above-mentioned two kinds of methods.Research and analyse through inventor, its subject matter is: fill with blockage, pattern filling is in trend and arrange that it doesn't matter with COM electrode and SEG electrode, is easy to produce electrostatic accumulation, affects product quality.Fill with large block graphics, there will be and on a slice transparent glass substrate, have COM electrode or SEG electrode, on another sheet transparent glass substrate, corresponding position is a bulk of pattern filling; Due to electrostatic induction, when liquid crystal display device work, may demonstrate the outline line of bulk pattern filling, cause product defective.
Summary of the invention
The present invention adopts fritter to be filled with static for solving liquid crystal display device in prior art, and bulk is filled can show again the technical matters of filling outline line, and a kind of new liquid crystal display device is provided, and has improved the display quality of liquid crystal display device.
The present invention is achieved through the following technical solutions:
A kind of liquid crystal display device, comprises the first transparent glass substrate and the second transparent glass substrate that are oppositely arranged; Described the first transparent glass substrate is provided with at least one row electrode, it is arranged in viewing area, and at least one row extension electrode of answering with row electrode pair, described row extension electrode is connected with the non-one end of drawing cabling of row electrode, and extends to the frame adhesive that is arranged in outside, viewing area; Described the second transparent glass substrate is provided with at least one column electrode, it intersects with described row electrode in viewing area, and at least one row extension electrode corresponding with column electrode, described row extension electrode is connected with the non-one end of drawing cabling of column electrode, and extends to the frame adhesive that is arranged in outside, viewing area.
Liquid crystal display device provided by the invention, passes through row extension electrode and row extension electrode by described row electrode and the non-one end of drawing cabling of column electrode, extends to respectively the frame adhesive that is arranged in outside, viewing area.On the one hand, the trend of row extension electrode and row extension electrode and row electrode and column electrode itself and arrangement are approximate, and form an entirety with row electrode and column electrode, static can derive through drive integrated circult by row electrode and column electrode, solved fritter in prior art and be filled in this region and easily produce the problem of static; On the other hand, reduced follow-up do pattern filling without display pattern region, can not form the pattern filling of bulk, reduced to fill and will reduce the place that produces static, when liquid crystal display device work, also can not demonstrate the outline line of bulk pattern filling.
Brief description of the drawings
Fig. 1 is the planar structure schematic diagram of liquid crystal display device in prior art;
Fig. 2 is that in prior art, column electrode blockage is filled schematic diagram;
Fig. 3 is that in prior art, row electrode blockage is filled schematic diagram;
Fig. 4 is that in prior art, column electrode bulk is filled schematic diagram;
Fig. 5 is that in prior art, row electrode bulk is filled schematic diagram;
Fig. 6 is that the column electrode that the embodiment of the present invention provides is filled schematic diagram;
Fig. 7 is that the row electrode that the embodiment of the present invention provides is filled schematic diagram.
Embodiment
In order to make technical matters solved by the invention, technical scheme and beneficial effect clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
From Fig. 2 and Fig. 3, can find out, fill with blockage 22 and 32, pattern filling is all a lot of isolated island independently, it doesn't matter with column electrode and row electrode, although eliminated former figuratum image, in actual demonstration, be easy to produce electrostatic accumulation, cause static to derive, produce static line, affect product quality.
From Fig. 4 and Fig. 5, can find out, fill by bulk 42 and 52, there will be and on a slice transparent glass substrate, have column electrode or row electrode, on another sheet transparent glass substrate, corresponding position is a bulk of pattern filling.Similarly, in the demonstration of liquid crystal display device reality, due to electrostatic accumulation, cause static to be difficult for deriving, will show the outline line of bulk pattern filling, cause product defective.
A kind of liquid crystal display device, comprises the first transparent glass substrate and the second transparent glass substrate that are oppositely arranged; Described the first transparent glass substrate is provided with at least one row electrode 71, it is arranged in viewing area, and at least one row extension electrode 75 of answering with row electrode pair, described row extension electrode is connected with the non-one end of drawing cabling of row electrode, and extends to the frame adhesive that is arranged in outside, viewing area; Described the second transparent glass substrate is provided with at least one column electrode 61, it intersects with described row electrode in viewing area, and at least one row extension electrode 65 corresponding with column electrode, described row extension electrode is connected with the non-one end of drawing cabling of column electrode, and extends to the frame adhesive that is arranged in outside, viewing area.
As concrete embodiment, the design of described row extension electrode 75 can be: non-original row electrode 71 one end of drawing cabling is directly extended, until in frame adhesive; Or in the non-one end of drawing cabling of original row electrode 71, row extension electrode like designing in, shape consistent with the trend of row electrode, particularly, the width of row extension electrode is slightly narrower than the width of row electrode, the spacing strengthening between adjacent columns extension electrode (is for example 0.05mm, the spacing of adjacent columns electrode is generally 0.01mm-0.015mm), one end is connected with the non-line end of drawing away of row electrode, and the other end extends in frame adhesive.The design of described row extension electrode 65 and row extension electrode 75 are similar, do not repeat them here.
Liquid crystal display device provided by the invention, passes through row extension electrode and row extension electrode by described row electrode and the non-one end of drawing cabling of column electrode, extends to respectively the frame adhesive that is arranged in outside, viewing area.On the one hand, the trend of row extension electrode and row extension electrode and row electrode and column electrode itself and arrangement are approximate, and form an entirety with row electrode and column electrode, static can derive through drive integrated circult by row electrode and column electrode, solved fritter in prior art and be filled in this region and easily produce the problem of static; On the other hand, reduced follow-up do pattern filling without display pattern region, can not form the pattern filling of bulk, reduced to fill and will reduce the place that produces static, when liquid crystal display device work, also can not demonstrate the outline line of bulk pattern filling.
Please refer to shown in Fig. 7, in described the first transparent glass substrate, between frame adhesive and row electrode, form the first white space, the interior region without corresponding row electrode cabling of described the first white space, in this white space, fill first comb electrode 721,722,723 and 724 similar to row electrode, and be electrically connected with adjacent row electrode.The electrode pattern filling of aforementioned white space, make the pectination similar with row electrode and be connected with adjacent row electrode, making static pass through row electrode derives through drive integrated circult (IC), avoid static in manufacture process to pile up in liquid crystal cell, caused the problem that shows static black and white line.
Further, in described the first white space, there is the region of corresponding row electrode, be filled with and column electrode trend, the first pattern filling 73 that does not connect electricity that shape is consistent at this white space.Because the first pattern filling 73 moves towards with corresponding column electrode, shape is consistent, can not produce static original pattern is induced.In order to prevent that the part that the first pattern filling 73 has from may have bulk existence, in actual work, accumulating too many static can not derive, and produces static line; Further, described the first pattern filling is cut to some fritters, is about to the first pattern filling and is broken into some fritters.
Please refer to shown in Fig. 6, in described the second transparent glass substrate, between frame adhesive and column electrode, form the second white space, the interior region without respective column electrode cabling of described the second white space, in this white space, fill second comb electrode 621 and 622 similar to column electrode, and be electrically connected with adjacent column electrode.Electrode pattern filling herein, make the pectination similar with column electrode and be connected with adjacent column electrode, static is derived through drive integrated circult (IC) by column electrode, eliminate the accumulation of static on the second transparent glass substrate.
Further, in described the second white space, there is the region of respective column electrode, be filled with and row electrode trend, the second pattern filling 63 that does not connect electricity that shape is consistent at this white space.Because the second pattern filling 63 moves towards with corresponding row electrode, shape is consistent, can not produce static original pattern is induced.
In like manner, in order to prevent that the part that the second pattern filling 63 has from may have bulk existence, in actual work, accumulating too many static can not derive, and produces static line; Further, described the second pattern filling is cut to some fritters, is about to the second pattern filling and is broken into some fritters.Preferably, the cut-out spacing that described fritter is adjacent is 0.025mm-0.04mm, and spacing too conference forms white space, causes some places to have filling, and some places are spacing, can cause the background color of liquid crystal display device inconsistent; The chromium plate fineness that the too little meeting of spacing causes formation electrode to use requires high, and cost increases.
Further, the edge of described the first transparent glass substrate and the second transparent glass substrate is provided with the auxiliary electrode of electrostatic prevention, and at least one end of auxiliary electrode is provided with discharge tip.As a kind of embodiment, described auxiliary electrode can be a whole piece ITO electrode, and inside pattern and the cabling of whole liquid crystal display are surrounded, and can effectively dredge and remove like this static producing due to edge effect.
Please refer again to shown in Fig. 6 and Fig. 7, preferably, the edge of described the first transparent glass substrate and the second transparent glass substrate is respectively arranged with the auxiliary electrode 74 and 64 of an electrostatic prevention, and one end of every auxiliary electrode is provided with a discharge tip.The design of the auxiliary electrode 74 and 64 by electrostatic prevention, can eliminate liquid crystal display and under the effect that there is no electric field or magnetic field, see the problem of display graphics image, also solve the situation that in manufacture process, static is piled up in liquid crystal cell, improved the display quality of liquid crystal display device.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (8)
1. a liquid crystal display device, comprising:
The first transparent glass substrate being oppositely arranged and the second transparent glass substrate;
Described the first transparent glass substrate is provided with at least one row electrode, and it is arranged in viewing area, and
With at least one row extension electrode that row electrode pair is answered, described row extension electrode is connected with the non-one end of drawing cabling of row electrode, and extends to the frame adhesive that is arranged in outside, viewing area;
Described the second transparent glass substrate is provided with at least one column electrode, it intersects with described row electrode in viewing area, and at least one row extension electrode corresponding with column electrode, described row extension electrode is connected with the non-one end of drawing cabling of column electrode, and extend to the frame adhesive that is arranged in outside, viewing area
It is characterized in that,
In described the first transparent glass substrate, between frame adhesive and row electrode, be formed with the first white space, the interior region without corresponding row electrode cabling of described the first white space, in this white space, fill first comb electrode similar to row electrode, and be electrically connected with adjacent row electrode, in described the first white space, there is the region of corresponding row electrode, be filled with and column electrode trend, the first pattern filling that does not connect electricity that shape is consistent at this white space.
2. liquid crystal display device according to claim 1, is characterized in that, described the first pattern filling is cut to some fritters.
3. liquid crystal display device according to claim 1, it is characterized in that, in described the second transparent glass substrate, between frame adhesive and column electrode, form the second white space, the interior region without respective column electrode cabling of described the second white space, in this white space, fill second comb electrode similar to column electrode, and be electrically connected with adjacent column electrode.
4. liquid crystal display device according to claim 3, is characterized in that, has the region of respective column electrode in described the second white space, is filled with and row electrode trend, the second pattern filling that does not connect electricity that shape is consistent at this white space.
5. liquid crystal display device according to claim 4, is characterized in that, described the second pattern filling is cut to some fritters.
6. liquid crystal display device according to claim 5, is characterized in that, the cut-out spacing that described fritter is adjacent is 0.025mm-0.04mm.
7. according to the liquid crystal display device described in claim 1-6 any one, it is characterized in that, the edge of described the first transparent glass substrate and the second transparent glass substrate is provided with the auxiliary electrode of electrostatic prevention, and at least one end of auxiliary electrode is provided with discharge tip.
8. liquid crystal display device according to claim 7, it is characterized in that, the edge of described the first transparent glass substrate and the second transparent glass substrate is respectively arranged with the auxiliary electrode of an electrostatic prevention, and one end of every auxiliary electrode is provided with a discharge tip.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010210798.4A CN102298236B (en) | 2010-06-22 | 2010-06-22 | Liquid crystal display device |
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| CN201010210798.4A CN102298236B (en) | 2010-06-22 | 2010-06-22 | Liquid crystal display device |
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| CN102298236A CN102298236A (en) | 2011-12-28 |
| CN102298236B true CN102298236B (en) | 2014-07-02 |
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| CN201010210798.4A Active CN102298236B (en) | 2010-06-22 | 2010-06-22 | Liquid crystal display device |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101101390A (en) * | 2007-06-26 | 2008-01-09 | 河北冀雅电子有限公司 | Liquid crystal display wiring compensation process |
| CN101114069A (en) * | 2007-06-26 | 2008-01-30 | 河北冀雅电子有限公司 | Electrostatic prevention method of liquid crystal display device member photolithography picture |
| CN201037883Y (en) * | 2007-05-09 | 2008-03-19 | 比亚迪股份有限公司 | Antistatic liquid crystal display |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000047242A (en) * | 1998-07-31 | 2000-02-18 | Optrex Corp | Liquid crystal panel and its production |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201037883Y (en) * | 2007-05-09 | 2008-03-19 | 比亚迪股份有限公司 | Antistatic liquid crystal display |
| CN101101390A (en) * | 2007-06-26 | 2008-01-09 | 河北冀雅电子有限公司 | Liquid crystal display wiring compensation process |
| CN101114069A (en) * | 2007-06-26 | 2008-01-30 | 河北冀雅电子有限公司 | Electrostatic prevention method of liquid crystal display device member photolithography picture |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2000-47242A 2000.02.18 |
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Effective date of registration: 20150922 Address after: 518119 Guangdong province Shenzhen City Dapeng new Kwai town Yanan Road No. 1 building experimental Byd Co Patentee after: Shenzhen BYD Electronic Component Co., Ltd. Address before: BYD 518118 Shenzhen Road, Guangdong province Pingshan New District No. 3009 Patentee before: Biyadi Co., Ltd. |
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Address after: 518119 Guangdong province Shenzhen City Dapeng new Kwai town Yanan Road No. 1 building experimental Byd Co Patentee after: Shenzhen helitai photoelectric Co., Ltd Address before: 518119 Guangdong province Shenzhen City Dapeng new Kwai town Yanan Road No. 1 building experimental Byd Co Patentee before: SHENZHEN BYD ELECTRONIC COMPONENT Co.,Ltd. |