CN104157250A - Display device and manufacture method thereof - Google Patents
Display device and manufacture method thereof Download PDFInfo
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- CN104157250A CN104157250A CN201410360035.6A CN201410360035A CN104157250A CN 104157250 A CN104157250 A CN 104157250A CN 201410360035 A CN201410360035 A CN 201410360035A CN 104157250 A CN104157250 A CN 104157250A
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- driver circuit
- gate driver
- display panel
- display device
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Abstract
The invention provides a display device and a manufacture method thereof, and aims to improve the utilization ratio of a display area under the condition that a grid drive circuit is damaged, and further reduce the production cost of the display device. The display device comprises a display module; the display module comprises a display panel and a grid driver; the grid driver comprises a grid drive baseplate and the grid drive circuit on the grid drive baseplate; the grid drive circuit is electrically connected with the display panel.
Description
Technical field
The present invention relates to display technique field, be specifically related to the method for making of a kind of display device and display device.
Background technology
Due to its high-quality image quality, the advantages such as low-power and low radiation, are widely applied Thin Film Transistor-LCD (Thin film transistor liquid crystal display, TFT-LCD).Wherein, on substrate, grid drives the representative of (Gate on Array, GOA) technology as new technology, and the structure of gate driver circuit 1 and viewing area 2 is prepared simultaneously, saves material and has reduced processing step.In liquid crystal indicator, the structure of gate driver circuit 1 and viewing area 2 is integrated on same glass substrate 3 (as shown in Figure 1) simultaneously at present, the output signal of the each shift register cell 11 in gate driver circuit 1 is directly transferred to viewing area like this, drives the demonstration of a line.The input signal of each shift register cell 11 comprises voltage signal Vss, clock signal clk and CLKB, and initialize signal STV etc., output signal is transferred to viewing area 2, as the sweep signal of a line.But due to the complicacy of gate driver circuit 1 structure, easily appearance is bad in manufacture craft, causes monoblock display panels to use, and has wasted viewing area, thereby increase production cost.
Summary of the invention
The object of the present invention is to provide a kind of display device and preparation method thereof, can in the situation that gate driver circuit damages, improve the utilization factor of viewing area, thereby reduce the production cost of display device.
To achieve these goals, the invention provides a kind of display device, comprise display module, this display module comprises display panel and gate drivers, wherein, described gate drivers comprises that grid drives substrate, and is arranged on the gate driver circuit on described grid driving substrate, and described gate driver circuit is electrically connected with described display panel.
Preferably, between described gate drivers and described display panel, be provided with the linkage unit of described gate driver circuit and the electrical connection of described display panel.
Preferably, described linkage unit comprises flexible printed circuit board or flexible flat cable.
Preferably, described display panel comprises array base palte, and described linkage unit is connected between described array base palte and described gate driver circuit.
Preferably, described grid drives between substrate and described linkage unit and is provided with conducting resinl between described array base palte and described linkage unit.
Preferably, be provided with many grid lines on described array base palte, described gate driver circuit comprises multiple shift register cells, and the output terminal of described shift register cell is connected with corresponding grid line.
Correspondingly, the present invention also provides a kind of method for making of display device, comprising:
Form display module, this display module comprises display panel and gate drivers, and described gate drivers comprises that grid drives substrate, and is arranged on the gate driver circuit on described grid driving substrate, and described gate driver circuit is electrically connected with described display panel.
Preferably, the step of described formation display module comprises:
Base plate is provided;
On described base plate, form the figure that comprises thin film transistor (TFT) and grid line, and form the figure of gate driver circuit;
By described base plate corresponding to the region of described thin film transistor (TFT) with corresponding to the region disconnecting of gate driver circuit, wherein, the region corresponding to gate driver circuit of described base plate is formed as grid and drives substrate.
Preferably, the step of described formation display module also comprises: between display panel and gate driver circuit, form the linkage unit of gate driver circuit and display panel electrical connection.
Preferably, described linkage unit comprises flexible printed circuit board or flexible flat cable.
Preferably, described display panel comprises array base palte, and described formation between display panel and gate driver circuit comprises the step of the linkage unit of gate driver circuit and display panel electrical connection:
Equal coated with conductive glue on described array base palte and on described grid driving substrate;
One side of described linkage unit is connected with the conducting resinl on described array base palte, and opposite side drives the conducting resinl on substrate to be connected with described grid.
Preferably, the figure of described gate driver circuit comprises the figure of multiple shift register cells, and the output terminal of described shift register cell is connected with corresponding grid line.
Can find out, gate drivers and display panel are separated, gate driver circuit is arranged on grid and drives on substrate, therefore,, when gate driver circuit occurs when bad, only need to change a grid that is provided with gate driver circuit and drive substrate, and display panel is unaffected, thereby the yield that improves display device, reduces costs, improve and drive effect.
Brief description of the drawings
Accompanying drawing is to be used to provide a further understanding of the present invention, and forms a part for instructions, is used from explanation the present invention, but is not construed as limiting the invention with embodiment one below.In the accompanying drawings:
Shown in Fig. 1 is the structural representation of display device in prior art;
Shown in Fig. 2 is the structural representation of the display device that provides of an embodiment of the present invention;
Wherein, Reference numeral is:
1, gate driver circuit; 11, shift register cell; 2, viewing area; 3, glass substrate; 4, grid drives substrate; 5, linkage unit; 6, array base palte; 7, grid line.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is elaborated.Should be understood that, embodiment described herein only, for description and interpretation the present invention, is not limited to the present invention.
As an aspect of of the present present invention, a kind of display device is provided, comprise display module, this display module comprises display panel and gate drivers, as shown in Figure 2, described gate drivers comprises that grid drives substrate 4, and is arranged on the gate driver circuit 1 on grid driving substrate 4, and gate driver circuit 1 is electrically connected with described display panel.
In the present invention, gate drivers and display panel are separated, gate driver circuit 1 is arranged on grid and drives on substrate 4, therefore,, when gate driver circuit 1 occurs when bad, only need to change a grid that is provided with gate driver circuit 1 and drive substrate 4, and display panel is unaffected, thereby the yield that improves display device, reduces costs, improve and drive effect.In the time carrying out the exploitation of new product, because the structure of gate driver circuit 1 is comparatively complicated, thereby can first carry out the design of gate driver circuit 1, and make test component group (the test element group of gate driver circuit 1, TEG), in the time testing gate driver circuit 1 without bad phenomenon, gate driver circuit 1 is electrically connected with display panel, thereby reduces cost of development.
Particularly, as shown in Figure 2, gate driver circuit 1 can comprise multiple shift register cells 11, and multiple shift register cells 11 can reception control signal, and export high level to display panel successively according to this control signal, so that the each row pixel cell on display panel is shown successively.
As a kind of embodiment of the present invention, as shown in Figure 2, between described gate drivers and described display panel, be provided with the linkage unit 5 of gate driver circuit 1 and display panel electrical connection.
Particularly, linkage unit 5 can comprise flexible printed circuit board (FPC) or flexible flat cable (FFC).
Described display panel comprises array base palte 6, and gate driver circuit 1 and array base palte 6 are electrically connected by linkage unit 5, and in the time that linkage unit 5 comprises flexible printed circuit board, described flexible printed circuit board is connected between array base palte 6 and gate driver circuit 1; In the time that described linkage unit comprises flexible flat cable, described flexible flat cable is connected between array base palte 6 and gate driver circuit 4.
Preferably, grid drives between substrate 4 and described flexible printed circuit board and between array base palte 6 and described flexible printed circuit board, is provided with conducting resinl, for example Anisotropically conductive glued membrane (Anisotropic Conductive Film, ACF); Or grid drives between substrate 4 and described flexible flat cable and be provided with conducting resinl between described array base palte and described flexible flat cable, thereby raising is bound described flexible printed circuit board or is bound the yield of described flexible flat cable.
On array base palte 6 and on grid driving substrate 4, bonding pad all can be set, coated with conductive glue on described bonding pad, on array base palte 6, be also provided with many grid lines 7, many grid line 7 can be connected with the conducting resinl on array base palte 6, gate driver circuit 1 comprises multiple shift register cells 11, the output terminal of multiple shift register cells 11 can drive the conducting resinl on substrate 4 to be connected with grid, makes the output terminal of shift register cell 11 be connected with corresponding grid line 7 by linkage unit 5.Multiple described shift register cells 11, according to the control signal output that is shifted, are exported successively high level, thereby are scanned successively many grid lines 7, thereby light successively each row pixel cell of display panel, realize line scanning.
The present invention drives the relative position of substrate 4 not do concrete restriction to display panel and grid, can arrange the position of display panel and gate drivers according to the concrete structure of display device, for example, in the time that the frame of display device is wider, grid can be driven substrate 4 and display panel are arranged in same plane; In the time that the frame of display device is narrower, can makes grid drive between substrate 4 and display panel and form the angle of 0 °～90 °, to realize the design of narrow frame.Preferably, grid is driven between substrate 4 and display panel and form 0 ° of angle, make like this grid drive after substrate 4 is positioned at display panel completely, realize the design of narrow frame.
In the present invention, described display device can be: any product or parts with Presentation Function such as mobile phone, panel computer, televisor, display, notebook computer, digital album (digital photo frame), navigating instrument.Certainly, except above-mentioned display module, described display device can also comprise other conventional structures, as power module, and backlight etc.
Be more than the description of display device provided by the present invention, can find out, gate drivers and display panel divide and are arranged, therefore,, when gate driver circuit occurs when bad, only need to change gate driver circuit, thereby improve the yield of display device, reduce the production cost of display device.
As another aspect of the present invention, a kind of method for making of display device is provided, comprising:
Form display module, this display module comprises display panel and gate drivers, and described gate drivers comprises that grid drives substrate, and is arranged on the gate driver circuit on described grid driving substrate, and described gate driver circuit is electrically connected with described display panel.
As a kind of embodiment of the present invention, the step of described formation display module specifically can comprise:
Base plate is provided, and this base plate can be made by organic material, for example epoxy resin material; Also can be made by inorganic material, for example glass;
On described base plate, form the figure that comprises thin film transistor (TFT) and grid line, and form the figure that comprises gate driver circuit;
By cutting open corresponding to the region of described thin film transistor (TFT) with corresponding to the region of gate driver circuit of described base plate, wherein, the region corresponding to gate driver circuit of described base plate is formed as grid and drives substrate.
Because gate driver circuit is identical with the method for making of component structure on array base palte, therefore, can in forming thin film transistor (TFT) and grid line, form gate driver circuit, then described base plate be cut open, thus array base palte and the gate drivers of formation display panel.Certainly, the figure of gate driver circuit and thin film transistor (TFT) also can form on different substrates simultaneously.Two kinds of method for makings are compared, and use the method for two different substrates comparatively simple, have saved the step of cutting; Use the method for same substrate can improve the accuracy that simultaneously forms the figure such as gate driver circuit and thin film transistor (TFT), for example, the impact can prevent two relative position skews between different substrates on making figure time.
Further, the step of described formation display module also comprises: between display panel and gate driver circuit, form the linkage unit of gate driver circuit and display panel electrical connection.
Particularly, described linkage unit comprises flexible printed circuit board or flexible flat cable.Display panel and gate driver circuit are by described flexible printed circuit board or flexible flat cable electrical connection.
Further, described display panel comprises array base palte, and described formation between display panel and gate driver circuit specifically comprises the step of the linkage unit of gate driver circuit and display panel electrical connection:
On described array base palte and on described grid driving substrate, between display panel and described gate driver circuit, forming linkage unit comprises:
Equal coated with conductive glue on described array base palte and on described grid driving substrate;
One side of described linkage unit is connected with the conducting resinl on described array base palte, and opposite side drives the conducting resinl on substrate to be connected with described grid.
It should be noted that, on described array base palte and on described grid driving substrate, coated with conductive glue is not by the equal coated with conductive glue of Zone Full of array base palte and grid driving substrate, but on the region at gate driver circuit output terminal place and array base palte the region coated with conductive glue of input signal, thereby gate driver circuit is connected with grid line.
Particularly, the figure of described gate driver circuit comprises the figure of multiple shift register cells, and the output terminal of described grid shift register cell is connected with corresponding grid line by linkage unit, sweep signal is inputed to each grid line.
Be understandable that, above embodiment is only used to principle of the present invention is described and the illustrative embodiments that adopts, but the present invention is not limited thereto.For those skilled in the art, without departing from the spirit and substance in the present invention, can make various modification and improvement, these modification and improvement are also considered as protection scope of the present invention.
Claims (12)
1. a display device, comprise display module, this display module comprises display panel and gate drivers, it is characterized in that, described gate drivers comprises that grid drives substrate, with the gate driver circuit being arranged on described grid driving substrate, described gate driver circuit is electrically connected with described display panel.
2. display device according to claim 1, is characterized in that, is provided with the linkage unit of described gate driver circuit and the electrical connection of described display panel between described gate drivers and described display panel.
3. display device according to claim 2, is characterized in that, described linkage unit comprises flexible printed circuit board or flexible flat cable.
4. display device according to claim 2, is characterized in that, described display panel comprises array base palte, and described linkage unit is connected between described array base palte and described gate driver circuit.
5. display device according to claim 4, is characterized in that, described grid drives between substrate and described linkage unit and is provided with conducting resinl between described array base palte and described linkage unit.
6. display device according to claim 4, is characterized in that, is provided with many grid lines on described array base palte, and described gate driver circuit comprises multiple shift register cells, and the output terminal of described shift register cell is connected with corresponding grid line.
7. a method for making for display device, is characterized in that, comprising:
Form display module, this display module comprises display panel and gate drivers, and described gate drivers comprises that grid drives substrate, and is arranged on the gate driver circuit on described grid driving substrate, and described gate driver circuit is electrically connected with described display panel.
8. the method for making of display device according to claim 7, is characterized in that, the step of described formation display module comprises:
Base plate is provided;
On described base plate, form the figure that comprises thin film transistor (TFT) and grid line, and form the figure of gate driver circuit;
By described base plate corresponding to the region of described thin film transistor (TFT) with corresponding to the region disconnecting of gate driver circuit, wherein, the region corresponding to gate driver circuit of described base plate is formed as grid and drives substrate.
9. the method for making of display device according to claim 8, is characterized in that, the step of described formation display module also comprises: between display panel and gate driver circuit, form the linkage unit of gate driver circuit and display panel electrical connection.
10. the method for making of display device according to claim 9, is characterized in that, described linkage unit comprises flexible printed circuit board or flexible flat cable.
The method for making of 11. display device according to claim 9, it is characterized in that, described display panel comprises array base palte, and described formation between display panel and gate driver circuit comprises the step of the linkage unit of gate driver circuit and display panel electrical connection:
Equal coated with conductive glue on described array base palte and on described grid driving substrate;
One side of described linkage unit is connected with the conducting resinl on described array base palte, and opposite side drives the conducting resinl on substrate to be connected with described grid.
The method for making of 12. display device according to claim 8, is characterized in that, the figure of described gate driver circuit comprises the figure of multiple shift register cells, and the output terminal of described shift register cell is connected with corresponding grid line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410360035.6A CN104157250B (en) | 2014-07-25 | 2014-07-25 | Display device and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410360035.6A CN104157250B (en) | 2014-07-25 | 2014-07-25 | Display device and preparation method thereof |
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| CN104157250A true CN104157250A (en) | 2014-11-19 |
| CN104157250B CN104157250B (en) | 2018-11-23 |
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| CN201410360035.6A Active CN104157250B (en) | 2014-07-25 | 2014-07-25 | Display device and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106297639A (en) * | 2016-09-27 | 2017-01-04 | 上海天马微电子有限公司 | Cuttable shift register unit and gate drive circuit comprising same |
| CN110221461A (en) * | 2019-05-29 | 2019-09-10 | 惠科股份有限公司 | Display device and control circuit board |
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| CN101819488A (en) * | 2009-02-27 | 2010-09-01 | 北京汇冠新技术股份有限公司 | Circuit board for infrared touch screen and infrared touch screen |
| CN103745707A (en) * | 2013-12-31 | 2014-04-23 | 深圳市华星光电技术有限公司 | Method for compensating resistance of gate driving circuit signal line and liquid crystal display panel using method |
| CN103839900A (en) * | 2012-11-26 | 2014-06-04 | 元太科技工业股份有限公司 | Flexible display device and manufacturing method thereof |
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| JPH0718989B2 (en) * | 1988-05-25 | 1995-03-06 | スタンレー電気株式会社 | Liquid crystal display device for projection |
| US20020060661A1 (en) * | 2000-11-23 | 2002-05-23 | Keun-Shik Nah | Liquid crystal display device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106297639A (en) * | 2016-09-27 | 2017-01-04 | 上海天马微电子有限公司 | Cuttable shift register unit and gate drive circuit comprising same |
| CN106297639B (en) * | 2016-09-27 | 2019-05-21 | 上海天马微电子有限公司 | Cuttable shift register unit and gate drive circuit comprising same |
| CN110221461A (en) * | 2019-05-29 | 2019-09-10 | 惠科股份有限公司 | Display device and control circuit board |
| CN110221461B (en) * | 2019-05-29 | 2021-07-06 | 惠科股份有限公司 | Display device and control circuit board |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104157250B (en) | 2018-11-23 |
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