CN107799576A - Display screen structure - Google Patents
Display screen structure Download PDFInfo
- Publication number
- CN107799576A CN107799576A CN201711053145.8A CN201711053145A CN107799576A CN 107799576 A CN107799576 A CN 107799576A CN 201711053145 A CN201711053145 A CN 201711053145A CN 107799576 A CN107799576 A CN 107799576A
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- China
- Prior art keywords
- metallic circuit
- display screen
- negative electrode
- insulating barrier
- thickness
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Classifications
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/131—Interconnections, e.g. wiring lines or terminals
- H10K59/1315—Interconnections, e.g. wiring lines or terminals comprising structures specially adapted for lowering the resistance
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The present invention discloses a kind of display screen structure, and it includes display base plate, negative electrode cabling and an at least metallic circuit.Display base plate has viewing area and non-display area, and negative electrode cabling is arranged at non-display area.An at least metallic circuit is arranged at non-display area, in parallel between an at least metallic circuit and negative electrode cabling to electrically connect.Wherein insulating barrier is further included between cathode cabling and an at least metallic circuit.Reduce the resistance in cathode cabling thus by parallel way, and lift the brightness homogeneity of display screen.
Description
Technical field
The present invention relates to a kind of display screen structure.
Background technology
With the high speed development of electronic industry, the popularity rate of electronic product is even more more and more higher, such as computer, flat board or hand
Machine etc..Above-mentioned electronic product has become the necessity of people's daily life.Active-matrix organic light emitting diode
(AMOLED) be a kind of high chroma, high-contrast, wide viewing angle, self-luminous with can Flexible Displays etc. the advantages that, it is extensive
Application.In current AMOLED circuit layout, because the viewing area of display screen constantly increases, and non-display area
Space be then constantly extruded diminution, and then cause non-display area interior energy to leave the narrow space that circuit passes through, such situation for
Under, the space for the circuit that can be left for is generally little, and it can cause the resistance of circuit excessive, and causes display screen in close to electricity
The side display brightness of source is high, and display screen causes entire display screen curtain in the opposite side luminance range away from power end
Brightness it is inconsistent.
The content of the invention
In view of this, the technical problems to be solved by the invention are can not be solved by known techniques.Known active-matrix
The viewing area of organic light emitting diode is big, and relatively, its non-display area is compressed, and causes for setting the space of circuit to become
Small, the use of circuit is also restricted, and is only capable of using the less circuit of sectional area, and the magnitude of current that such circuit can pass through is few.On
The brightness that the problem of stating can cause the display screen close to power end side to present is high, and the display screen away from power end side
The brightness that can be presented is low, display screen is produced the uneven phenomenon of display.
In order to solve the above problems, the present invention provides a kind of display screen structure, comprising display base plate, negative electrode cabling with extremely
A few metallic circuit.Display base plate has viewing area and non-display area, and negative electrode cabling is arranged at the non-display area, at least
One metallic circuit is arranged at the non-display area, in parallel between an at least metallic circuit and the negative electrode cabling to be electrically connected
Connect, wherein, further include an at least insulating barrier between the cathode cabling and an at least metallic circuit.
According to an embodiment of the present invention, the sectional area of the above-mentioned negative electrode cabling is more than an at least metal wire
The sectional area on road.
According to an embodiment of the present invention, an above-mentioned at least insulating barrier is covered in the negative electrode cabling, described
An at least metallic circuit is arranged at an at least insulating barrier, and an at least metallic circuit protruded out an at least insulating barrier
And it is connected to the negative electrode cabling.
According to an embodiment of the present invention, the thickness of the above-mentioned negative electrode cabling is equal to an at least metallic circuit
Thickness.
According to an embodiment of the present invention, the thickness of the above-mentioned negative electrode cabling is more than an at least insulating barrier
Thickness.
According to an embodiment of the present invention, it is exhausted to be more than described at least one for the thickness of an above-mentioned at least metallic circuit
The thickness of edge layer.
According to an embodiment of the present invention, it is above-mentioned to further include another insulating barrier and another metallic circuit, it is described another
Insulating barrier is covered in an at least metallic circuit, and another metallic circuit is arranged at another insulating barrier, described another
Metallic circuit protruded out another insulating barrier and was connected to an at least metallic circuit.
According to an embodiment of the present invention, the thickness of above-mentioned another metallic circuit is more than another insulating barrier
Thickness.
According to an embodiment of the present invention, the above-mentioned negative electrode cabling, first metallic circuit and described second
Metallic circuit is formed for identical material.
According to an embodiment of the present invention, the above-mentioned at least thickness of a metallic circuit and another metal wire
The thickness on road is identical.
The shortcomings that by such a display screen structural improvement known techniques, electric current of the invention can by negative electrode cabling,
It further a metallic circuit will at least be parallel on negative electrode cabling, and reduce the resistance of negative electrode cabling by parallel way, it is whole
The all-in resistance of body also can be relative reduction, then electric current by when, overall resistance drop (IR drop) is also not too large, and true
The stabilization for the magnitude of voltage protected in display screen, so lift the brightness homogeneity of display screen.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, forms the part of the present invention, this hair
Bright exemplary embodiment and its illustrate to be used to explain the present invention, do not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 its for the present invention first embodiment display screen structure schematic diagram；
Fig. 2 its for the present invention first embodiment display screen structure profile；
Fig. 3 its for second embodiment of the present invention display screen structure schematic diagram；
Fig. 4 its for second embodiment of the present invention display screen structure profile.
Embodiment
Multiple embodiments of the present invention, as clearly stated, the details in many practices will be disclosed with schema below
It will be explained in the following description.It should be appreciated, however, that the details in these practices is not applied to limit the present invention.Also
It is to say, in some embodiments of the present invention, the details in these practices is non-essential.In addition, for the sake of simplifying schema,
Some known usual structures and component will be illustrated in a manner of simply illustrative in the drawings.
Fig. 1 and Fig. 2 are referred to, it is the schematic diagram and section of the display screen structure of the first embodiment of the present invention
Figure.As illustrated, present embodiment provides a kind of display screen structure 1, it is through multiple metallic circuits inside display base plate
The mode that interlayer interconnects, such electric current is big by the current flow of circuit in display screen, then the pressure inside display screen
Drop (IR drop) is not too large, the overall display brightness of display screen is averaged.Display screen structure 1 include display base plate 11,
Negative electrode cabling 17 and an at least metallic circuit 18.
From the above, display base plate 11 has viewing area 110 and non-display area 112, and negative electrode cabling 17 is arranged at non-
Viewing area 112.An at least metallic circuit 18 is arranged at non-display area 112, at least a metallic circuit 18 and negative electrode cabling 17
Between electrical connection in parallel.Wherein insulating barrier 117 is further included between cathode cabling 17 and an at least metallic circuit 18.
Display base plate 11 has viewing area 110 and non-display area 112, and non-display area 112 is located on viewing area
Around 110.Display base plate 11 includes an at least insulating barrier 117, and insulating barrier 117 further includes the first insulating barrier 111 and second exhausted
Edge layer 113.Second insulating barrier 113 is arranged on the first insulating barrier 111, and the second insulating barrier 113 has the multiple first perforation 114.
Negative electrode cabling 17 is arranged at non-display area 112, and one end of negative electrode cabling 17 is located at the side of non-display area 112, and its is another
Side of the end along viewing area 110 surround and extends to the side of non-display area 112, and it is exhausted that negative electrode cabling 17 is arranged at first
Edge layer 111, the second insulating barrier 113 is covered in negative electrode cabling 17, and multiple first twelve punch ies 114 are located on negative electrode cabling 17.Extremely
A few metallic circuit 18 has the first metallic circuit (non-label), and the first metallic circuit is arranged at the second insulating barrier 113, the first gold medal
Category circuit is located in multiple first perforation 114 of the second insulating barrier 113.First metallic circuit has multiple first connecting portions 191,
Multiple first connecting portions 191 correspond to the first perforation 114 of the second insulating barrier 113.Multiple connecting portions 191 protruded out the second insulation
Layer 113 it is multiple first perforation 114 and be connected to negative electrode cabling 17.Wherein the thickness of negative electrode cabling 17 is equal at least about a metal wire
The thickness on road 18, the thickness of negative electrode cabling 17 are more than the thickness of an at least insulating barrier 117, and the thickness of an at least metallic circuit 18 is big
In the thickness of an at least insulating barrier 117, also, the sectional area of negative electrode cabling 17 is more than the sectional area of an at least metallic circuit 18.Such as
This reduces overall line thicknesses as far as possible, also, avoiding increasing resistance.
Present embodiment be by negative electrode cabling 17 and an at least metallic circuit 18 make it is in parallel electrically connect, an at least metallic circuit
18 be negative electrode (VSS) cabling.In present embodiment, IC ends 13 provide cathode voltage inside display base plate 11, and it electrically connects
The negative electrode cabling 17 and an at least metallic circuit 18 being connected to inside display screen, and negative electrode cabling 17 and an at least metallic circuit 18
Parallel way reduction resistance itself, such electric current will not by the resistance drop of negative electrode cabling 17 and an at least metallic circuit 18
It is too big, and ensure the voltage value stabilization in display screen, when an electric current passes through it, can be with also through the mode for reducing line resistance
Reduce the power consumption of electric current transmission.
Present embodiment is improved the shortcomings that being directed to known techniques, in known techniques, due to display screen
Viewing area constantly increases, and the reduction that non-display area then can be relative, such display screen can arrange power circuit
Space is with regard to less and less, then power circuit is then corresponding using tiny circuit, and in other words, then resistance then can phase for tiny circuit
To it is big, the magnitude of current that circuit can pass through is few.Above-mentioned that resistance drop can be caused excessive, the brightness for so producing display screen shows
Show the phenomenon of inequality.Therefore present embodiment provides a kind of display screen structure, it is used the negative electrode cabling 17 in display screen
With mode that at least a metallic circuit 18 is mutually in parallel and overall electricity can so be reduced by the magnitude of current of display screen by increasing
Resistance, in other words, resistance drop (IR drop) is not too large, and the brightness for improving display screen shows the problem of uneven.
Also referring to Fig. 3 and Fig. 4, it is the schematic diagram of the display screen structure of second embodiment of the present invention with cuing open
View.As illustrated, the difference of present embodiment and first embodiment is that insulating barrier 117 further includes the 3rd insulating barrier 115
(i.e. another insulating barrier), at least a metallic circuit 18 further include the second metallic circuit 21 (i.e. another metallic circuit).3rd insulation
Layer 115 includes the multiple second perforation 116, and the 3rd insulating barrier 115 is covered in the first metallic circuit 19, the 3rd insulating barrier 115 it is more
On the first metallic circuit 19, the second metallic circuit 21 is arranged at the 3rd insulating barrier 115, and the second gold medal for individual second perforation 116
Category circuit 21 is located in multiple second perforation 116 of the 3rd insulating barrier 115, and the second metallic circuit 21 has multiple second connecting portions
211, multiple second connecting portions 211 protruded out multiple second perforation 116 and were connected to the first metallic circuit 19.In present embodiment
It is in parallel for the second metallic circuit 21 is made with the first metallic circuit 19, such second metallic circuit 21 also indirectly with negative electrode cabling 17
Make in parallel.The effect of present embodiment, is same as described in first embodiment, therefore, repeated no more in this.
Furthermore negative electrode cabling 17, the first metallic circuit 19 are formed with the second metallic circuit 21 for identical material.Wherein second
The thickness of metallic circuit 21 (i.e. another metallic circuit) is more than the thickness of the 3rd insulating barrier 115 (i.e. another insulating barrier).And
The thickness of another metallic circuit is equal to the thickness of an at least metallic circuit 18.In present embodiment, negative electrode cabling and metal
The thickness of circuit is more than the rear degree of insulating barrier, can so reduce integral thickness and reduce volume, but also not increase resistance.
In summary, present embodiment provides a kind of display screen structure, its include display base plate, negative electrode cabling with least
One metallic circuit.Negative electrode cabling is in parallel with the progress of an at least metallic circuit, negative electrode cabling and an at least gold medal in display screen
The parallel combination of category circuit can reduce the resistance of negative electrode (VSS) cabling, and electric current passes through negative electrode cabling and an at least metallic circuit institute
The resistance drop (IR drop) of the cabling of composition is not too large, and ensures the voltage value stabilization in display screen, and so lifting is aobvious
The brightness homogeneity of display screen curtain, also reduce the power consumption of display screen.
Some preferred embodiments of the present invention have shown and described in described above, but as previously described, it should be understood that this hair
It is bright to be not limited to form disclosed herein, the exclusion to other embodiment is not to be taken as, and available for various other
Combination, modification and environment, and can in the scope of the invention is set forth herein, by the technology of above-mentioned teaching or association area or
Knowledge is modified., then all should be and the change and change that those skilled in the art are carried out do not depart from the spirit and scope of the present invention
In the protection domain of appended claims of the present invention.
Claims (10)
1. a kind of display screen structure, it is characterised in that it is included：
Display base plate, it has viewing area and non-display area；
Negative electrode cabling, it is arranged at the non-display area；And
An at least metallic circuit, it is arranged at the non-display area, an at least metallic circuit and the negative electrode cabling it
Between electrical connection in parallel；
Wherein, an at least insulating barrier is further included between the cathode cabling and an at least metallic circuit.
2. display screen structure as claimed in claim 1, it is characterised in that the sectional area of wherein described negative electrode cabling is more than institute
State the sectional area of an at least metallic circuit.
3. display screen structure as claimed in claim 1, it is characterised in that a wherein described at least insulating barrier is covered in described
Negative electrode cabling, an at least metallic circuit are arranged at an at least insulating barrier, and an at least metallic circuit protruded out institute
State an at least insulating barrier and be connected to the negative electrode cabling.
4. display screen structure as claimed in claim 1, it is characterised in that the thickness of wherein described negative electrode cabling is equal to described
At least thickness of a metallic circuit.
5. display screen structure as claimed in claim 1, it is characterised in that the thickness of wherein described negative electrode cabling is more than described
At least thickness of an insulating barrier.
6. display screen structure as claimed in claim 1, it is characterised in that the thickness of a wherein described at least metallic circuit is big
In the thickness of an at least insulating barrier.
7. display screen structure as claimed in claim 1, it is characterised in that further include another insulating barrier and another metal wire
Road, another insulating barrier are covered in an at least metallic circuit, and another metallic circuit is arranged at another insulation
Layer, another metallic circuit protruded out another insulating barrier and were connected to an at least metallic circuit.
8. display screen structure as claimed in claim 7, it is characterised in that the thickness of wherein described another metallic circuit is more than
The thickness of another insulating barrier.
9. display screen structure as claimed in claim 7, it is characterised in that wherein described negative electrode cabling, an at least gold medal
Belong to circuit to form for identical material with another metallic circuit.
10. the display screen structure stated such as claim 6, it is characterised in that the wherein described at least thickness of a metallic circuit with
The thickness of another metallic circuit is identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711053145.8A CN107799576A (en) | 2017-10-31 | 2017-10-31 | Display screen structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711053145.8A CN107799576A (en) | 2017-10-31 | 2017-10-31 | Display screen structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107799576A true CN107799576A (en) | 2018-03-13 |
Family
ID=61547599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711053145.8A Pending CN107799576A (en) | 2017-10-31 | 2017-10-31 | Display screen structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107799576A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109920824A (en) * | 2018-12-26 | 2019-06-21 | 友达光电股份有限公司 | Display device |
| CN110061147A (en) * | 2019-04-24 | 2019-07-26 | 昆山国显光电有限公司 | Display panel and preparation method thereof, display device |
| US10629668B1 (en) | 2018-11-30 | 2020-04-21 | Shanghai Tianma Micro-electronics Co., Ltd. | Display panel and display device thereof |
| CN111969012A (en) * | 2020-08-18 | 2020-11-20 | 合肥维信诺科技有限公司 | Display panel and preparation method thereof |
| US11785814B2 (en) | 2020-08-31 | 2023-10-10 | Chengdu Boe Optoelectronics Technology Co., Ltd. | Display panel and display device |
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| US20030117540A1 (en) * | 2001-12-20 | 2003-06-26 | Park Dae Lim | Liquid crystal display panel of line on glass type and method of fabricating the same |
| CN1832184A (en) * | 2006-02-24 | 2006-09-13 | 广辉电子股份有限公司 | Active component array substrate |
| CN103296033A (en) * | 2013-05-28 | 2013-09-11 | 京东方科技集团股份有限公司 | Array substrate and production method thereof |
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2017
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030117540A1 (en) * | 2001-12-20 | 2003-06-26 | Park Dae Lim | Liquid crystal display panel of line on glass type and method of fabricating the same |
| CN1832184A (en) * | 2006-02-24 | 2006-09-13 | 广辉电子股份有限公司 | Active component array substrate |
| CN103296033A (en) * | 2013-05-28 | 2013-09-11 | 京东方科技集团股份有限公司 | Array substrate and production method thereof |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10629668B1 (en) | 2018-11-30 | 2020-04-21 | Shanghai Tianma Micro-electronics Co., Ltd. | Display panel and display device thereof |
| CN109920824A (en) * | 2018-12-26 | 2019-06-21 | 友达光电股份有限公司 | Display device |
| CN109920824B (en) * | 2018-12-26 | 2022-03-08 | 友达光电股份有限公司 | Display device |
| CN110061147A (en) * | 2019-04-24 | 2019-07-26 | 昆山国显光电有限公司 | Display panel and preparation method thereof, display device |
| CN110061147B (en) * | 2019-04-24 | 2022-03-25 | 昆山国显光电有限公司 | Display panel, manufacturing method thereof and display device |
| CN111969012A (en) * | 2020-08-18 | 2020-11-20 | 合肥维信诺科技有限公司 | Display panel and preparation method thereof |
| US11785814B2 (en) | 2020-08-31 | 2023-10-10 | Chengdu Boe Optoelectronics Technology Co., Ltd. | Display panel and display device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180313 |
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| RJ01 | Rejection of invention patent application after publication |