CN104111564A - Base board for display, display device and manufacturing method of base board for display - Google Patents
Base board for display, display device and manufacturing method of base board for display Download PDFInfo
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- CN104111564A CN104111564A CN201410335177.7A CN201410335177A CN104111564A CN 104111564 A CN104111564 A CN 104111564A CN 201410335177 A CN201410335177 A CN 201410335177A CN 104111564 A CN104111564 A CN 104111564A
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Abstract
The invention relates to the technical field of display, and discloses a base board for display, a display device and a manufacturing method of the base board for display. The base board for display comprises a substrate base board, a black matrix layer and a common electrode, wherein the black matrix layer and the common electrode are located on the substrate base board and are arranged in a laminated mode. The black matrix layer is a conducting layer electrically connected with the common electrode, can effectively reduce the resistance of the common electrode on the base board for display, and can effectively preventing the relaxation phenomenon from occurring in voltage signals input into the common electrode, so that the voltage values on all points of the common electrode can be even and consistent, the bad display problems such as light leakage, incidental image and the like generated due to the fact that deviation happens to the voltage on the common electrode are effectively prevented, and display quality of products is greatly improved.
Description
Technical field
The present invention relates to display technique field, particularly relate to the method for making of a kind of substrate for display, display device and substrate for display.
Background technology
Shown in Fig. 1, the structure of the display panel of existing display device generally includes: color membrane substrates 10 ' and array base palte 20 ' that box is put, wherein, color membrane substrates 10 ' comprises black matrix layer 102 ', color rete 104 ', is positioned at the insulation course 105 ' of black matrix layer 104 ' top and covered substrate, and is positioned at the public electrode 103 ' of insulation course 105 ' top.
Along with the use of the high-resolution display device of high-frequency is more and more extensive, present inventor finds, display device in use, when driving voltage exports the public electrode of color membrane substrates to, when public electrode resistance is larger, and when the data-signal that the resolution of display device is higher and input and the frequency of sweep signal are higher, very easily there is relaxation phenomena in the voltage signal of public electrode transmission, there is voltage deviation and hysteresis phenomenon in the voltage signal that is public electrode transmission, and then it is bad to cause display device to occur that light leak or image retention etc. show.
Summary of the invention
The object of this invention is to provide the method for making of a kind of substrate for display, display device and substrate for display, in order to improve the display quality of product.
In order to achieve the above object, the invention provides a kind of substrate for display, underlay substrate, is positioned at black matrix layer and public electrode that underlay substrate superimposed layer arranges, and wherein, described black matrix layer is the conductive layer being electrical connected with described public electrode.
In technical solution of the present invention, black matrix layer and public electrode lamination arrange, and black matrix layer is the conductive layer being electrical connected with public electrode, according to resistance calculations formula, can effectively reduce the resistance of public electrode on substrate for display, in the time that driving voltage inputs to the public electrode of the substrate for display that the present embodiment provides, the conduction velocity of voltage signal is very fast, and loss is less, can effectively prevent that relaxation phenomena from appearring in the voltage signal that inputs to public electrode, make comparatively uniformity of public electrode magnitude of voltage everywhere, and effectively prevent from now departing from because public electrode powers on to extrude the bad problem of the demonstration such as light leak and image retention causing, improve widely the display quality of product.
Preferably, described public electrode is between described underlay substrate and described black matrix layer.
While making the substrate for display that this technical scheme provides, on the basis of existing technology, need only the technique of making black matrix layer after forming public electrode, therefore can effectively simplify the manufacturing process of substrate for display, and reduce the cost of manufacture of product, and then reduce the cost of products of display device.
Preferably, described black matrix layer is between described underlay substrate and described public electrode.
Preferably, described black matrix layer is metal level.
Preferably, described metal level comprises aluminium, molybdenum, copper or aluminium molybdenum alloys.
Preferably, this substrate for display also comprises color rete and insulation course, and wherein, described color rete is between described public electrode and described underlay substrate, and described insulation course is between described color rete and described public electrode.
The present invention also provides a kind of display device, comprises first substrate and second substrate that box is put, and wherein, described first substrate is the substrate for display described in aforementioned arbitrary technical scheme.Because above-mentioned substrate for display has above-mentioned technique effect, the display device with this substrate for display also has corresponding technique effect.
The present invention also provides a kind of method for making of substrate for display, comprising:
On underlay substrate, form black matrix layer and public electrode that lamination arranges, wherein, described black matrix layer is the conductive layer being electrical connected with described public electrode.
The substrate for display of making by above-mentioned method for making, in the time that driving voltage inputs to the public electrode of this substrate for display, can effectively prevent that relaxation phenomena from appearring in the voltage signal that inputs to public electrode, make comparatively uniformity of public electrode magnitude of voltage everywhere, and effectively prevent from now departing from because public electrode powers on to extrude the bad problem of the demonstration such as light leak and image retention causing, improve widely the display quality of product.
Brief description of the drawings
Fig. 1 is the cross section structure schematic diagram of existing display panel;
Fig. 2 is the display device structure schematic diagram that comprises substrate for display one embodiment of the present invention;
Fig. 3 is the display device structure schematic diagram that comprises another embodiment of substrate for display of the present invention;
Fig. 4 is the schematic flow sheet of method for making one embodiment of substrate for display of the present invention.
Reference numeral:
10 '-color membrane substrates 102 '-Hei matrix layer
103 '-public electrode 104 '-color rete
105 '-insulation course 20 '-array base palte
30-chock insulator matter
10-first substrate 101-underlay substrate
The black matrix layer 103-public electrode of 102-
The color rete 105-of 104-insulation course
20-second substrate
Embodiment
The object of the embodiment of the present invention is to provide the method for making of a kind of substrate for display, display device and substrate for display, in order to improve the display quality of product.In the substrate for display that the embodiment of the present invention provides, black matrix layer and public electrode lamination arrange, and black matrix layer is the conductive layer being electrical connected with public electrode, can effectively reduce the resistance of public electrode on substrate for display, can effectively prevent that relaxation phenomena from appearring in the voltage signal that inputs to public electrode, make comparatively uniformity of public electrode magnitude of voltage everywhere, and effectively prevent from now departing from because public electrode powers on to extrude the bad problem of the demonstration such as light leak and image retention causing, improve widely the display quality of product.
For making the object, technical solutions and advantages of the present invention clearer, by the following examples the present invention is described in further detail.It should be noted that, the feature such as relative distance or thickness between the each functional film layer shown in accompanying drawing of the present invention does not represent real distance and thickness, is only for the present invention is described, is not used in restriction the present invention.
Shown in Fig. 2 and Fig. 3, first embodiment of the invention provides a kind of substrate for display, comprising:
Underlay substrate 101, is positioned at black matrix layer 102 and public electrode 103 that underlay substrate 101 superimposed layers arrange, and wherein, black matrix layer 102 is the conductive layer being electrical connected with public electrode 103.
Due to black matrix layer 102 and public electrode 103 lamination settings, and black matrix layer 102 is conductive layer, that is to say when black matrix layer 102 is overlapping with public electrode 103, according to resistance calculations formula, can effectively reduce the resistance of public electrode 103 on substrate for display, in the time that driving voltage inputs to the public electrode 103 of the substrate for display that the present embodiment provides, the conduction velocity of voltage signal is very fast, and loss is less, can effectively prevent that relaxation phenomena from appearring in the voltage signal that inputs to public electrode, make public electrode magnitude of voltage everywhere comparatively uniformity and magnitude of voltage comparatively stable, can effectively prevent from now departing from because public electrode powers on to extrude the bad problem of the demonstration such as light leak and image retention causing, improve widely the display quality of product, especially when the resolution of display device is higher and the data-signal of input and the frequency of sweep signal when higher, above-mentioned beneficial effect is particularly evident.
In various embodiments of the present invention, the material of public electrode 103 is not limit, for example, can be tin indium oxide.The concrete pattern of public electrode 103 is not specifically limited at this, for example, can be plane-shape electrode, and in the time that the pattern of public electrode 103 is plane-shape electrode, above-mentioned beneficial effect is particularly evident.
Continue with reference to shown in Fig. 2, for the colour of realizing display device shows, substrate for display can be color membrane substrates, now also comprise color rete 104 and insulation course 105, wherein, color rete 104 is between public electrode 103 and underlay substrate 101, and insulation course 105 is between color rete 104 and public electrode 103.Insulation course 105 not only plays the effect of insulation, and plays the effect of flatness layer.
The particular location of black matrix layer 102 has multiple, and as shown in Figure 3, black matrix layer 102 can be between underlay substrate 101 and public electrode 103.
As shown in Figure 2, public electrode 103 can also be between underlay substrate 101 and black matrix layer 102, that is to say that black matrix layer 102 is positioned at the top of public electrode 103.While making the substrate for display that this embodiment provides, on the basis of existing technology, need only the technique of making black matrix layer 102 after forming public electrode 103, therefore can effectively simplify the manufacturing process of substrate for display, and reduce the cost of manufacture of product, and then reduce the cost of products of display device.
In order further effectively to reduce the resistance of public electrode, black matrix layer preferably adopts metal level, and for example, metal level can be aluminium, molybdenum, copper or aluminium molybdenum alloys etc.Because aluminium, molybdenum, copper or aluminium molybdenum alloys have satisfactory electrical conductivity and to reflection of light better performances, in the time that the material of black matrix layer adopts aluminium, molybdenum, copper or aluminium molybdenum alloys, can be in reducing the resistance of public electrode, can effectively prevent the light leak from black matrix layer, thereby effectively improve product quality.
Based on the substrate for display providing in above-described embodiment, the second embodiment of the present invention also provides a kind of display device, comprise: first substrate and second substrate that box is put, the substrate for display that wherein first substrate provides for previous embodiment, below taking first substrate 10 as color membrane substrates, second substrate 20, for array base palte is example, illustrates the display device that the embodiment of the present invention provides.
As shown in Figure 2; the display device that the present embodiment provides conventionally also comprise for support that first substrate 10 and second substrate 20 form to the thick chock insulator matter 30 of box chamber box; first substrate 10 generally includes underlay substrate 101; be positioned at the color rete 104 on underlay substrate 101; be positioned at the insulation course 105 of color rete 104 tops; and being positioned at the top of insulation course 105 and the public electrode 103 and black matrix layer 102 that lamination arranges, black matrix layer 102 is the conductive layer being electrical connected with public electrode 103.
When the display device that the present embodiment provides is worked, because black matrix layer 102 is with public electrode 103 lamination settings and be electrical connected, effectively reduce the resistance of public electrode 103, while making driving voltage input to public electrode 103, the conduction velocity of voltage signal is very fast, and loss is less, can effectively prevent that relaxation phenomena from appearring in the voltage signal that inputs to public electrode, make public electrode magnitude of voltage everywhere comparatively uniformity and magnitude of voltage comparatively stable, can effectively prevent from now departing from because public electrode powers on to extrude the bad problem of the demonstration such as light leak and image retention causing, improve widely the display quality of product, especially when the resolution of display device is higher and the data-signal of input and the frequency of sweep signal when higher, above-mentioned beneficial effect is particularly evident.
It should be noted that, the display device that the embodiment of the present invention provides can be, but not limited to TN (Twisted Nematic, twisted-nematic, be called for short TN) mode display device and FFS (Fringe Field Switching, fringe field switching, be called for short FFS) mode display device, be not specifically limited at this.
This 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.The embodiment of this display device can be referring to above-described embodiment, repeats part and repeats no more.
The embodiment of the present invention also provides a kind of method for making of substrate for display, and this method for making comprises:
On underlay substrate, form black matrix layer and public electrode that lamination arranges, wherein, black matrix layer is the conductive layer being electrical connected with public electrode.
As shown in Figure 4, below with one preferably embodiment the method for making of display panel is described, the present invention is not limited to the method for making that the following embodiment embodiment of the present invention provides, and comprising:
Step 401: form color rete on underlay substrate;
Step 402: form the insulation course that is positioned at color rete top;
Step 403: form the public electrode that is positioned at insulation course top;
Step 404: form the black matrix layer that is positioned on public electrode and arranges with public electrode lamination, wherein, black matrix layer is the conductive layer being electrical connected with public electrode.
The substrate for display of making by above-mentioned method for making, in the time that driving voltage inputs to the public electrode of this substrate for display, the conduction velocity of voltage signal is very fast, and loss is less, can effectively prevent that relaxation phenomena from appearring in the voltage signal that inputs to public electrode, make comparatively uniformity of public electrode magnitude of voltage everywhere, and magnitude of voltage is comparatively stable, can effectively prevent from now departing from because public electrode powers on to extrude the bad problem of the demonstration such as light leak and image retention causing, improve widely the display quality of product.
Obviously, those skilled in the art can carry out various changes and modification and not depart from the spirit and scope of the present invention the present invention.Like this, if these amendments of the present invention and within modification belongs to the scope of the claims in the present invention and equivalent technologies thereof, the present invention is also intended to comprise these changes and modification interior.
Claims (8)
1. a substrate for display, is characterized in that, comprises underlay substrate, is positioned at black matrix layer and public electrode that underlay substrate superimposed layer arranges, and wherein, described black matrix layer is the conductive layer being electrical connected with described public electrode.
2. substrate for display as claimed in claim 1, is characterized in that, described public electrode is between described underlay substrate and described black matrix layer.
3. substrate for display as claimed in claim 1, is characterized in that, described black matrix layer is between described underlay substrate and described public electrode.
4. substrate for display as claimed in claim 1, is characterized in that, described black matrix layer is metal level.
5. substrate for display as claimed in claim 4, is characterized in that, described metal level comprises aluminium, molybdenum, copper or aluminium molybdenum alloys.
6. the substrate for display as described in as arbitrary in claim 1～5, it is characterized in that, also comprise color rete and insulation course, wherein, described color rete is between described public electrode and described underlay substrate, and described insulation course is between described color rete and described public electrode.
7. a display device, is characterized in that, comprising: first substrate and second substrate that box is put, wherein, described first substrate is the substrate for display as described in as arbitrary in claim 1～6.
8. a method for making for substrate for display, is characterized in that, comprising:
On underlay substrate, form black matrix layer and public electrode that lamination arranges, wherein, described black matrix layer is the conductive layer being electrical connected with described public electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410335177.7A CN104111564A (en) | 2014-07-15 | 2014-07-15 | Base board for display, display device and manufacturing method of base board for display |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410335177.7A CN104111564A (en) | 2014-07-15 | 2014-07-15 | Base board for display, display device and manufacturing method of base board for display |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107065282A (en) * | 2017-04-12 | 2017-08-18 | 惠科股份有限公司 | Color filter layer substrate and manufacturing method thereof |
| CN108242454A (en) * | 2016-12-23 | 2018-07-03 | 京东方科技集团股份有限公司 | Display base plate and preparation method thereof, display device |
| CN111240117A (en) * | 2020-03-25 | 2020-06-05 | 深圳市华星光电半导体显示技术有限公司 | Display panel and display device |
| WO2022262010A1 (en) * | 2021-06-18 | 2022-12-22 | Tcl华星光电技术有限公司 | Display panel, fabrication method therefor, and display apparatus |
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| WO2022262010A1 (en) * | 2021-06-18 | 2022-12-22 | Tcl华星光电技术有限公司 | Display panel, fabrication method therefor, and display apparatus |
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