CN102998868A - Array substrate and display device - Google Patents
Array substrate and display device Download PDFInfo
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- CN102998868A CN102998868A CN201210535969XA CN201210535969A CN102998868A CN 102998868 A CN102998868 A CN 102998868A CN 201210535969X A CN201210535969X A CN 201210535969XA CN 201210535969 A CN201210535969 A CN 201210535969A CN 102998868 A CN102998868 A CN 102998868A
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Abstract
The invention relates to an array substrate and a display device. The array substrate comprises a display region and a peripheral region. The array substrate comprises a plurality of data lines arranged within the display region, and signal transmission layout lines which correspond to the data lines one by one, are arranged within the peripheral region, and are used for transmitting a driving signal sent out of a driving unit to the corresponding data lines; each signal transmission layout line comprises at least one pair of first sub-layout lines; and in any one pair of the first sub-layout lines, the driving signal is transmitted in one first sub-layout line along the direction which is near the display region, and is transmitted along the direction which is far away from the display region in the other one first sub-layout line. The array substrate and display device disclosed by invention have the beneficial effects that the distances among the data lines can be increased, the inductive effect among the data lines can be weakened, the inductive effect which is along the direction perpendicular to the edge of the display region near output ends of the data lines can be weakened particularly, the crosstalk among the data lines can be reduced, and the signal transmission quality on the data lines can be improved.
Description
Technical field
The present invention relates to film crystal light liquid crystal display (Thin Film Transistor Liquid CrystalDisplay, TFT-LCD) technical field, relate in particular to a kind of array base palte and display device.
Background technology
TFT-LCD has the characteristics such as volume is little, low in energy consumption, radiationless, has occupied leading position in current flat panel display market.
As shown in Figure 1, present TFT-LCD(Thin Film Transistor Liquid Crstal Display) array(array) substrate fan-out district (outer peripheral areas) data(data) lead-in wire of line mostly adopts the mode of serpentine (zigzag) to mate impedance between the data line, reduces the on the same group time migration between the signal.
But still there is unsurmountable shortcoming so far in the mode of serpentine (zigzag):
Because the impact of the inductive effect between serpentine (zigzag) mode data line inside and the adjacent data line, it is serious to crosstalk between same data line and the data line, the quality of signal transmission can be seriously influenced, especially data line is perpendicular near on the direction at the edge data line output terminal, the viewing area, inductive effect on the data line does not only weaken, still superposes always, has greatly increased crosstalking between the data line.
Summary of the invention
In order to solve the problems of the technologies described above, the invention provides a kind of array base palte and display device, reduced crosstalking between the data line, improved the quality of signal transmission on the data line.
In order to achieve the above object, the technical solution used in the present invention is: a kind of array base palte, have a viewing area and an outer peripheral areas, and described array base palte comprises:
Many data lines are positioned at described viewing area; With
With the described data line signal transmission distribution of corresponding setting one by one, be positioned at described outer peripheral areas, be used for the driving signal that driver element sends is transferred to corresponding data line;
Each bars transmission distribution comprises at least one pair of first sub-distribution;
In a pair of first sub-distribution, described driving signal transmits with the direction near the viewing area in first a sub-distribution therein, and transmits with the direction away from the viewing area in another root first sub-distribution arbitrarily.
Further, the length difference of described any two barss transmission distribution is positioned at default thresholding.
Further, the described first sub-distribution is parallel to corresponding data line.
Further, each bars transmission distribution also comprises at least one pair of second sub-distribution;
The described second sub-distribution is perpendicular to the described first sub-distribution;
Arbitrarily in a pair of second sub-distribution, the therein transmission direction in second sub-distribution of described driving signal is with opposite in the transmission direction of described driving signal in another root second sub-distribution.
Further, described signal transmission distribution comprises:
First node is connected with driver element;
Section Point is connected with the input end of data line;
Repeatedly be bent to form between first node and the Section Point have many to the described first sub-distribution and described the second sub-distribution, be used for being transferred to from the signal of described first node the helical structure of described Section Point.
Further, comprise between described first node and the described Section Point:
Be connected with described first node and along the first direction transmission, as the first wire of described the second sub-distribution;
The end of described the first wire connect and near the direction transmission of viewing area, as the second wire of described the first sub-distribution;
Be connected with the end of described the second wire, and along the second direction opposite with described first direction transmission, as the privates of described the second sub-distribution;
Be connected with the end of described privates and to away from the transmission of viewing area direction, as the privates of described the first sub-distribution;
Be connected with the end of described privates and along described first direction transmission, as the 5th wire of described the second sub-distribution;
Be connected with the end of described the 5th wire and near the transmission of viewing area direction, as the 6th wire of described the first sub-distribution;
Be connected with the end of described the 6th wire and along described second direction transmission, as the 7th wire of described the second sub-distribution;
Be connected with the end of described the 7th wire and near the transmission of viewing area direction, as the 8th wire of the first sub-distribution;
Be connected with the end of described the 8th wire and along described first direction transmission, as the 9th wire of the second sub-distribution;
Be connected with the end of described the 9th wire and to away from the transmission of viewing area direction, as the tenth wire of the first sub-distribution;
Be connected with the end of described the tenth wire and along described second direction transmission, as the 11 wire of the second sub-distribution.
The present invention also provides a kind of display device, comprises above-mentioned array base palte.
The invention has the beneficial effects as follows: the distance between the data line has obtained increase, weakened the inductive effect between them, especially weakened perpendicular to the inductive effect near the direction at the edge, viewing area of data line output terminal, reduced between the data line and crosstalked, improved the quality of signal transmission on the data line.
Description of drawings
Fig. 1 represents array base palte data line arrangement mode synoptic diagram in the prior art;
Fig. 2 represents array base palte data line arrangement mode synoptic diagram in one embodiment of the invention;
Fig. 3 represents array base palte data line arrangement mode synoptic diagram in one embodiment of the invention;
Fig. 4 represents a data line arrangement mode of array base palte synoptic diagram in one embodiment of the invention;
Fig. 5 represents two data line arrangement modes of array base palte synoptic diagram in one embodiment of the invention.
Embodiment
Below in conjunction with accompanying drawing structure of the present invention and principle are elaborated, illustrated embodiment only is used for explaining the present invention, is not to limit protection scope of the present invention with this.
As shown in Figure 2, a kind of array base palte has a viewing area and an outer peripheral areas, and described array base palte comprises:
Many data lines are positioned at described viewing area; With
With the described data line signal transmission distribution of corresponding setting one by one, be positioned at described outer peripheral areas, be used for the driving signal that driver element sends is transferred to corresponding data line;
Each bars transmission distribution 1 comprises at least one pair of first sub-distribution 11;
In a pair of first sub-distribution 11, described driving signal transmits with the direction near the viewing area in first a sub-distribution 11 therein, and transmits with the direction away from the viewing area in another root first sub-distribution 11 arbitrarily.
Any described first sub-distribution has perpendicular to the component near the direction at the edge, viewing area of the output terminal of signal transmission distribution under it, Y-direction as shown in the figure, signal transmits in a pair of the described first sub-distribution, and inductive effect each other is weakened.
The arrangement mode of the serpentine compared to existing technology, distance between the data line has obtained increase, weakened the inductive effect between them, especially weakened perpendicular near the inductive effect on the direction at the edge of the viewing area of signal transmission distribution output terminal, reduced between the data line and crosstalked, improved the quality of signal transmission on the data line.
Simultaneously, data line right angle knuckle is few, has reduced so on the one hand the data line probability that data line broken string occurs in the process of etching, has improved the yield of array; Reduce on the other hand the quantity of the serious point of discontinuity of impedance and EMI radiant, improved signal quality.
In order to reduce the on the same group time migration between the signal, the equal in length of described any two barss transmission distribution.In concrete application, as long as the length difference of two barss transmission distribution is unlikely to affect the signal transmission, can reduces preferably the signal interference simultaneously and get final product.
Preferably, adopt the mode of the equal in length of any two barss transmission distribution to come impedance between the matched data line, reduce the on the same group time migration between the signal thereby reach.
Preferably, the described first sub-distribution is parallel to corresponding data line.
As shown in Figure 3, each bars transmission distribution also comprises at least one pair of second sub-distribution 12;
The described second sub-distribution 12 is perpendicular to the described first sub-distribution 11;
Arbitrarily in a pair of second sub-distribution 12, the therein transmission direction in second sub-distribution 12 of described driving signal is with opposite in the transmission direction of described driving signal in another root second sub-distribution 12.
The cooperation of the described first sub-distribution 11 and the described second sub-distribution 12 has further increased the distance between the data line, and the more effective inductive effect that has weakened between them has reduced between the data line and crosstalked, and has improved the quality of signal transmission on the data line.
The arrangement mode that includes the signal transmission distribution of the described first sub-distribution 11 and the second sub-distribution 12 can have multiple, below describes emphatically preferred signal transmission distribution arrangement mode in the present embodiment, but not as limit.
As shown in Figure 4, preferred, described signal transmission distribution 1 comprises:
First node 13 is connected with driver element;
Section Point 14 is connected with the input end of data line;
Repeatedly be bent to form between first node 13 and the Section Point 14 have many to the described first sub-distribution 11 and the described second sub-distribution 12, be used for being transferred to from the signal of described first node 13 helical structure of described Section Point 14.
Concrete arrangement mode is as follows:
Comprise between described first node 13 and the described Section Point 14:
Be connected with described first node 13 and along first direction (directions X shown in Fig. 4) transmission, as the first wire 110 of the described second sub-distribution 12;
The end of described the first wire 110 connect and near the direction transmission of viewing area, as the second wire 111 of the described first sub-distribution 11;
Be connected with the end of described the second wire 111, and along the second direction opposite with described first direction transmission, as the privates 112 of the described second sub-distribution 12;
Be connected with the end of described privates 112 and to away from the transmission of viewing area direction, as the privates 113 of the described first sub-distribution 11;
Be connected with the end of described privates 113 and along described first direction transmission, as the 5th wire 114 of the described second sub-distribution 12;
Be connected with the end of described the 5th wire 114 and near the transmission of viewing area direction, as the 6th wire 115 of the described first sub-distribution 11;
Be connected with the end of described the 6th wire 115 and along described second direction transmission, as the 7th wire 116 of the described second sub-distribution 12;
Be connected with the end of described the 7th wire 116 and near the transmission of viewing area direction, as the 8th wire 117 of the first sub-distribution 11;
Be connected with the end of described the 8th wire 117 and along described first direction transmission, as the 9th wire 118 of the second sub-distribution 12;
Be connected with the end of described the 9th wire 118 and to away from the transmission of viewing area direction, as the tenth wire 119 of the first sub-distribution 11;
Be connected with the end of described the tenth wire 119 and along described second direction transmission, as the 11 wire 120 of the second sub-distribution 12.
Fig. 5 represents is the arrangement mode of two barss transmission distribution 1, and bars transmission distribution 1 is delivered to the drain electrode of viewing area with input signal 3, and the drain electrode correspondence position receives the output signal 5 of signal transmission distribution 1.
Another bars transmission distribution 1 is delivered to the drain electrode of viewing area with input signal 4, and the drain electrode correspondence position receives the output signal 6 of signal transmission distribution 1.
Adopt above-mentioned spiral cabling mode, data line right angle knuckle is few, has reduced on the one hand the data line probability that broken data wire occurs in the process of etching, has improved the yield of array; Reduced on the other hand the serious point of discontinuity of impedance and EMI(electromagnetic interference (EMI)) quantity of radiant, improved signal quality.
Preferably, the present invention also provides a kind of display device, comprises above-mentioned array base palte.
Described display device can be any product or parts with Presentation Function such as liquid crystal panel, Electronic Paper, oled panel, LCD TV, liquid crystal display, digital album (digital photo frame), mobile phone, panel computer.
The above is preferred embodiment of the present invention, should be pointed out that to those skilled in the art, under the prerequisite that does not break away from principle of the present invention, can also make some improvements and modifications, and these improvements and modifications also should be considered as protection domain of the present invention.
Claims (7)
1. an array base palte has a viewing area and an outer peripheral areas, it is characterized in that described array base palte comprises:
Many data lines are positioned at described viewing area; With
With the described data line signal transmission distribution of corresponding setting one by one, be positioned at described outer peripheral areas, be used for the driving signal that driver element sends is transferred to corresponding data line;
Each bars transmission distribution comprises at least one pair of first sub-distribution;
In a pair of first sub-distribution, described driving signal transmits with the direction near the viewing area in first a sub-distribution therein, and transmits with the direction away from the viewing area in another root first sub-distribution arbitrarily.
2. array base palte according to claim 1 is characterized in that, the equal in length of described any two barss transmission distribution.
3. array base palte according to claim 1 and 2 is characterized in that, the described first sub-distribution is parallel to corresponding data line.
4. array base palte according to claim 3 is characterized in that, each bars transmission distribution also comprises at least one pair of second sub-distribution;
The described second sub-distribution is perpendicular to the described first sub-distribution;
Arbitrarily in a pair of second sub-distribution, the therein transmission direction in second sub-distribution of described driving signal is with opposite in the transmission direction of described driving signal in another root second sub-distribution.
5. array base palte according to claim 4 is characterized in that, described signal transmission distribution comprises:
First node is connected with driver element;
Section Point is connected with the input end of data line;
Repeatedly be bent to form between first node and the Section Point and have manyly to the described first sub-distribution and described the second sub-distribution, be used for to be transferred to the helical structure of described Section Point from the signal of described first node.
6. array base palte according to claim 5 is characterized in that, comprises between described first node and the described Section Point:
Be connected with described first node and along the first direction transmission, as the first wire of described the second sub-distribution;
The end of described the first wire connect and near the direction transmission of viewing area, as the second wire of described the first sub-distribution;
Be connected with the end of described the second wire, and along the second direction opposite with described first direction transmission, as the privates of described the second sub-distribution;
Be connected with the end of described privates and to away from the transmission of viewing area direction, as the privates of described the first sub-distribution;
Be connected with the end of described privates and along described first direction transmission, as the 5th wire of described the second sub-distribution;
Be connected with the end of described the 5th wire and near the transmission of viewing area direction, as the 6th wire of described the first sub-distribution;
Be connected with the end of described the 6th wire and along described second direction transmission, as the 7th wire of described the second sub-distribution;
Be connected with the end of described the 7th wire and near the transmission of viewing area direction, as the 8th wire of the first sub-distribution;
Be connected with the end of described the 8th wire and along described first direction transmission, as the 9th wire of the second sub-distribution;
Be connected with the end of described the 9th wire and to away from the transmission of viewing area direction, as the tenth wire of the first sub-distribution;
Be connected with the end of described the tenth wire and along described second direction transmission, as the 11 wire of the second sub-distribution.
7. a display device is characterized in that, comprises each described array base palte of claim 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210535969.XA CN102998868B (en) | 2012-12-12 | 2012-12-12 | Array substrate and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210535969.XA CN102998868B (en) | 2012-12-12 | 2012-12-12 | Array substrate and display device |
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| CN102998868A true CN102998868A (en) | 2013-03-27 |
| CN102998868B CN102998868B (en) | 2015-06-17 |
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| CN201210535969.XA Active CN102998868B (en) | 2012-12-12 | 2012-12-12 | Array substrate and display device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106098702A (en) * | 2016-06-30 | 2016-11-09 | 上海天马微电子有限公司 | Display floater and display device |
| CN106842740A (en) * | 2016-12-27 | 2017-06-13 | 深圳市华星光电技术有限公司 | A kind of liquid crystal display panel and preparation method thereof |
| CN108563081A (en) * | 2018-02-09 | 2018-09-21 | 友达光电股份有限公司 | Display panel |
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| CN101110578A (en) * | 2006-07-18 | 2008-01-23 | 三星电子株式会社 | Adjustable-inductance filter, tape distribution substrate comprising the filter, and display panel assembly comprising the tape distribution substrate |
| TWI318698B (en) * | 2005-10-06 | 2009-12-21 | Au Optronics Corp | Display panels |
| CN101673016A (en) * | 2009-10-23 | 2010-03-17 | 友达光电股份有限公司 | Active element array substrate and display device |
| US20110075089A1 (en) * | 2009-09-30 | 2011-03-31 | Au Optronics Corporation | Fan-out circuit and display panel |
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2012
- 2012-12-12 CN CN201210535969.XA patent/CN102998868B/en active Active
Patent Citations (4)
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| TWI318698B (en) * | 2005-10-06 | 2009-12-21 | Au Optronics Corp | Display panels |
| CN101110578A (en) * | 2006-07-18 | 2008-01-23 | 三星电子株式会社 | Adjustable-inductance filter, tape distribution substrate comprising the filter, and display panel assembly comprising the tape distribution substrate |
| US20110075089A1 (en) * | 2009-09-30 | 2011-03-31 | Au Optronics Corporation | Fan-out circuit and display panel |
| CN101673016A (en) * | 2009-10-23 | 2010-03-17 | 友达光电股份有限公司 | Active element array substrate and display device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106098702A (en) * | 2016-06-30 | 2016-11-09 | 上海天马微电子有限公司 | Display floater and display device |
| CN106098702B (en) * | 2016-06-30 | 2019-05-03 | 上海天马微电子有限公司 | Display panel and display device |
| CN106842740A (en) * | 2016-12-27 | 2017-06-13 | 深圳市华星光电技术有限公司 | A kind of liquid crystal display panel and preparation method thereof |
| CN108563081A (en) * | 2018-02-09 | 2018-09-21 | 友达光电股份有限公司 | Display panel |
| CN108563081B (en) * | 2018-02-09 | 2021-01-15 | 友达光电股份有限公司 | Display panel |
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| CN102998868B (en) | 2015-06-17 |
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