CN109427243A - A kind of display panel, device and production method - Google Patents
A kind of display panel, device and production method Download PDFInfo
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- CN109427243A CN109427243A CN201710725133.9A CN201710725133A CN109427243A CN 109427243 A CN109427243 A CN 109427243A CN 201710725133 A CN201710725133 A CN 201710725133A CN 109427243 A CN109427243 A CN 109427243A
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- lead wire
- metal lead
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- display panel
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- 239000002184 metal Substances 0.000 claims abstract description 152
- 229910052751 metal Inorganic materials 0.000 claims abstract description 152
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims abstract description 141
- 239000000758 substrate Substances 0.000 claims abstract description 86
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 4
- 229910052709 silver Inorganic materials 0.000 claims description 4
- 239000004332 silver Substances 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 3
- 238000007747 plating Methods 0.000 claims 1
- 239000010410 layer Substances 0.000 description 37
- 238000010586 diagram Methods 0.000 description 16
- 238000007639 printing Methods 0.000 description 6
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 5
- 239000010931 gold Substances 0.000 description 5
- 229910052737 gold Inorganic materials 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 239000010409 thin film Substances 0.000 description 3
- 239000004642 Polyimide Substances 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 229920001721 polyimide Polymers 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000012044 organic layer Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1345—Conductors connecting electrodes to cell terminals
- G02F1/13452—Conductors connecting driver circuitry and terminals of panels
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1345—Conductors connecting electrodes to cell terminals
- G02F1/13458—Terminal pads
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
Abstract
It includes viewing area and the non-display area positioned at the non-display area that the present invention, which provides a kind of display panel, device and production method, the display panel, and the display panel includes: substrate；A plurality of first metal lead wire positioned at the substrate side, a plurality of first metal lead wire are located at the non-display area and extend to the viewing area；A plurality of second metal lead wire and multiple pad pins are located at the substrate far from first metal lead wire side, and the pad pin is connected with the first end of second metal lead wire；Through-hole is located at the non-display area, and the through-hole runs through the substrate and exposes the second end of first metal lead wire and second metal lead wire, so that first metal lead wire is electrically connected with the second end of second metal lead wire；Wherein, second metal lead wire extends upwardly to the first end along the side that the through-hole is directed toward the viewing area by the second end.The present invention realizes the screen accounting for improving display panel.
Description
Technical field
The present embodiments relate to display technology more particularly to a kind of display panels, device and production method.
Background technique
The advantages that display panel is due to Low emissivity, small in size, low-power consumption, has been widely used in people's lives and work
In, it specifically such as applies in laptop, flat-surface television, mobile phone electronic equipment.
With the continuous raising of people's quality of the life, requirement of the people to display screen is also higher and higher.Wide viewing angle, height
Photorealism, visual experience is higher, stereoscopic effect is strong, more comfortably, and super view impact character product demand increasingly
It is high.But since driving IC and binding area etc. is often arranged in the lower frame of display panel, lead to the non-display area of display panel
Domain is bigger, display area is smaller, that is, causes the screen accounting of display panel low.
Summary of the invention
The embodiment of the present invention provides a kind of display panel, device and production method, to realize that the screen for improving display panel accounts for
Than.
In a first aspect, the embodiment of the present invention provides a kind of display panel, the display panel includes viewing area and is located at institute
State the non-display area of non-display area, comprising:
Substrate；
A plurality of first metal lead wire positioned at the substrate side, a plurality of first metal lead wire are located at described non-display
Area and extend to the viewing area；
A plurality of second metal lead wire and multiple pad pins, are located at the substrate far from first metal lead wire side,
The pad pin is connected with the first end of second metal lead wire；
Through-hole is located at the non-display area, and the through-hole is through the substrate and exposes first metal lead wire and institute
The second end of the second metal lead wire is stated, so that first metal lead wire is electrically connected with the second end of second metal lead wire；
Wherein, second metal lead wire is upwardly extended by the second end along the side that the through-hole is directed toward the viewing area
To the first end.
Optionally, the display panel further includes driving chip, and the driving chip is located at the substrate far from described
One metal lead wire side and with the pad pin bind connect；And/or
The display panel further includes flexible circuit board, and the flexible circuit board is located at the substrate far from first gold medal
Belong to lead side and bound with the pad pin and is connected.
Optionally, the display panel further includes driving chip and flexible circuit board, the driving chip and the flexibility
Circuit board is respectively positioned on the substrate far from first metal lead wire side；
The driving chip is located on the flexible circuit board, and binds and connect with the flexible circuit board, the flexibility
Circuit board and pad pin binding connect.
Optionally, the display panel further includes buffer layer, and the buffer layer is located at the substrate and first metal
Between lead, the through-hole runs through the substrate and the buffer layer.
Optionally, the display panel further includes insulating layer, and the insulating layer is located at first metal lead wire far from institute
Substrate side is stated, and the insulating layer covers first metal lead wire.
Second aspect, the embodiment of the present invention provide a kind of display device, including display panel described in first aspect.
The third aspect, the embodiment of the present invention provide a kind of production method of display panel, and the display panel includes display
Area and non-display area positioned at the non-display area, comprising:
One substrate is provided；
A plurality of first metal lead wire is formed in the substrate side, a plurality of first metal lead wire is located at described non-display
Area and extend to the viewing area；
Through-hole is formed far from first metal lead wire side in the substrate, the through-hole is located at the non-display area,
The through-hole is through the substrate and leaks out first metal lead wire；
A plurality of second metal lead wire and multiple pad pins are formed far from first metal lead wire side in the substrate,
The pad pin is connected with the first end of second metal lead wire, and first metal lead wire draws with second metal
The second end of line is electrically connected by the through-hole；
Wherein, second metal lead wire is upwardly extended by the second end along the side that the through-hole is directed toward the viewing area
To the first end.
Optionally, before the substrate side forms a plurality of first metal lead wire, further includes:
Form buffer layer in the substrate side, the buffer layer be located at the substrate and first metal lead wire it
Between, the through-hole runs through the substrate and institute's buffer layer.
Optionally, before the substrate forms through-hole far from first metal lead wire side, further includes:
Insulating layer is formed far from first metal lead wire side in the substrate, the insulating layer covers first gold medal
Belong to lead.
Optionally, a plurality of second metal lead wire and multiple welderings are formed far from first metal lead wire side in the substrate
Before disk pin further include: silver paste is perfused in the through hole or is electroplated.
Display panel provided in an embodiment of the present invention includes substrate, positioned at the first metal lead wire of substrate side and positioned at base
The second end of second metal lead wire of the plate other side, the first metal lead wire and the second metal lead wire passes through the through-hole electricity through substrate
Connection, the first metal lead wire are located at the non-display area of display panel and extend to the viewing area of display panel, the first metal lead wire
Such as can be arranged with the data line same layer in viewing area, data-signal is simultaneously conducted to by the pixel in data line connection viewing area
Pixel is for showing, display panel further includes pad pin, and pad pin is connected with the first end of the second metal lead wire, pad
Area is commonly referred to as bound in region where pin, will generally be bound area in the prior art and is set to the non-aobvious of display panel display side
Show in area, causes non-display area area bigger, the non-light out that display panel will be arranged in by that will bind area in the embodiment of the present invention
Side, and being connected the first metal lead wire and the second metal lead wire by through-hole, and the second end of the second metal lead wire be directed toward its
The direction of one end is identical as the through-hole direction direction of viewing area, i.e., will lead in the prior art along the binding area far from viewing area setting
Lamination and edge are crossed towards the mode of viewing area setting, the non-display area area of display panel is reduced, improves display panel
Shield accounting.
Detailed description of the invention
Fig. 1 a is a kind of overlooking structure diagram of display panel provided in an embodiment of the present invention；
Fig. 1 b is the schematic diagram of the section structure of the AA ' along Fig. 1 a；
Fig. 2 is the schematic diagram of the section structure of another display panel provided in an embodiment of the present invention；
Fig. 3 is the schematic diagram of the section structure of another display panel provided in an embodiment of the present invention；
Fig. 4 is the schematic diagram of the section structure of another display panel provided in an embodiment of the present invention；
Fig. 5 is the schematic diagram of the section structure of another display panel provided in an embodiment of the present invention；
Fig. 6 is a kind of structural schematic diagram of display device provided in an embodiment of the present invention；
Fig. 7 is a kind of flow chart of the production method of display panel provided in an embodiment of the present invention；
Fig. 8 a- Fig. 8 d is a kind of production schematic diagram of display panel provided in an embodiment of the present invention.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention rather than limiting the invention.It also should be noted that in order to just
Only the parts related to the present invention are shown in description, attached drawing rather than entire infrastructure.
Fig. 1 a is a kind of overlooking structure diagram of display panel provided in an embodiment of the present invention, and Fig. 1 b is along Fig. 1 a
The schematic diagram of the section structure of AA ', in conjunction with shown in Fig. 1 a and Fig. 1 b, display panel include viewing area 101 and be located at non-display area
Non-display area 102, viewing area 101 is typically provided with the pixel shown for image, and non-display area 102, which is typically provided with, to be used for
The driving circuit and cabling of pixel operation, such as driving chip (IC) and flexible circuit board (FPC) etc. are driven, display panel includes
Substrate 10, the first metal lead wire 21, the second metal lead wire 22 and pad pin 30.Wherein, a plurality of first metal lead wire 21 is located at
The side of substrate 10, a plurality of first metal lead wire 21 are located at non-display area 102 and extend to viewing area 101.A plurality of second metal
(Fig. 1 b is sectional view, therefore only shows that second metal lead wire and a pad draw for lead 22 and multiple pad pins 30
Foot) substrate 10 is respectively positioned on far from 21 side of the first metal lead wire, 221 phase of first end of pad pin 30 and the second metal lead wire 22
Connection.Display panel further includes through-hole 40, and through-hole 40 is located at non-display area 102, and through-hole 40 is through substrate 10 and exposes the first gold medal
The second end 222 for belonging to lead 21 and the second metal lead wire 22, so that the second of the first metal lead wire 21 and the second metal lead wire 22
222 electrical connection of end.Second metal lead wire 22 extends upwardly to first along the side that through-hole 40 is directed toward viewing area 101 by second end 222
End 221.
Display panel provided in an embodiment of the present invention includes substrate, positioned at the first metal lead wire of substrate side and positioned at base
The second end of second metal lead wire of the plate other side, the first metal lead wire and the second metal lead wire passes through the through-hole electricity through substrate
Connection, the first metal lead wire are located at the non-display area of display panel and extend to the viewing area of display panel, the first metal lead wire
Such as can be arranged with the data line same layer in viewing area, data-signal is simultaneously conducted to by the pixel in data line connection viewing area
Pixel is for showing, display panel further includes pad pin, and pad pin is connected with the first end of the second metal lead wire, pad
Area is commonly referred to as bound in region where pin, will generally be bound area in the prior art and is set to the non-aobvious of display panel display side
Show in area, causes non-display area area bigger, the non-light out that display panel will be arranged in by that will bind area in the embodiment of the present invention
Side, and be electrically connected the first metal lead wire and the second metal lead wire by through-hole, and the second end of the second metal lead wire is directed toward it
The binding area that the direction of viewing area is identical, i.e., will be arranged in the prior art along separate viewing area is directed toward with through-hole in the direction of first end
Lamination and by way of being arranged towards viewing area, the non-display area area of display panel is reduced, display panel is improved
Screen accounting.
Fig. 2 is the schematic diagram of the section structure of another display panel provided in an embodiment of the present invention, as shown in Fig. 2, display
Panel further includes buffer layer 50, and buffer layer 50 is located between substrate 10 and the first metal lead wire 21, and through-hole 40 runs through 10 He of substrate
Buffer layer 50.In the embodiment of the present invention by setting buffer layer, when display panel receives external impacts, buffer layer to external force into
Row buffering reduces injury of the external force to display panel.
Fig. 3 is the schematic diagram of the section structure of another display panel provided in an embodiment of the present invention, as shown in figure 3, display
Panel further includes insulating layer 50, and insulating layer 50 is located at the first metal lead wire 21 far from 10 side of substrate, and the covering of insulating layer 50 the
One metal lead wire 21, therefore insulating layer 50 can protect the first metal wire 21 from the erosion of extraneous steam and oxygen, guarantee
The normal use of first metal wire 21.Insulating layer 50 can make with the certain organic layers or inorganic layer same layer of viewing area, with
Just simplify display panel manufacture craft, insulating layer 50 for example can be located at thin film transistor (TFT) semiconductor layer and grid between
Gate insulating layer same layer setting, or be located at thin film transistor (TFT) grid and source-drain electrode between interlayer insulating film same layer set
It sets, or is arranged with the passivation layer same layer of the source-drain electrode of covering thin film transistor (TFT).
Fig. 4 is the schematic diagram of the section structure of another display panel provided in an embodiment of the present invention, as shown in figure 4, display
Panel further includes flexible circuit board 70, and flexible circuit board 70 is located at substrate 10 far from 21 side of the first metal lead wire and draws with pad
The binding connection of foot 30.Flexible circuit board 70 is connected in non-light emission side and pad pin 30 binding of display panel, is not take up display
The non-display area of panel light emission side improves the screen accounting of display panel.It is understood that in one embodiment, display
Panel further includes driving chip, and driving chip is located at substrate far from the first metal lead wire side and binds connection with pad pin,
Alternatively, display panel further includes driving chip and flexible circuit board, driving chip and flexible circuit board are respectively positioned on substrate far from
One metal lead wire side, and driving chip and the binding of pad pin connect, flexible circuit board is also bound with pad pin and is connected.Its
In, driving chip can provide driving voltage or driving current for the pixel of viewing area.
Fig. 5 is the schematic diagram of the section structure of another display panel provided in an embodiment of the present invention, as shown in figure 5, display
Panel further includes driving chip 80 and flexible circuit board 70, and driving chip 80 and flexible circuit board 70 are respectively positioned on substrate 10 far from
One metal lead wire, 21 side, driving chip 80 are located on flexible circuit board 70, and bind and connect with flexible circuit board 70, flexible electrical
Road plate 70 and the binding of pad pin 30 connect.Since flexible circuit board 70 has more cabling, driving chip 80 is set to
On flexible circuit board 70, there is the simple advantage of production method.
Fig. 6 is a kind of structural schematic diagram of display device provided in an embodiment of the present invention, as shown in fig. 6, the present invention is implemented
The display device that example provides includes display panel described in any embodiment of that present invention, can be mobile phone as shown in Figure 6,
Or computer, television set, intelligent wearable device etc., the present embodiment is not particularly limited this.
Fig. 7 is a kind of flow chart of the production method of display panel provided in an embodiment of the present invention, and Fig. 8 a- Fig. 8 d is this hair
A kind of production schematic diagram for display panel that bright embodiment provides, display panel include viewing area and positioned at the non-of non-display area
Viewing area, the production method of display panel provided in an embodiment of the present invention is for making above-mentioned display panel, in conjunction with Fig. 7 and figure
Shown in 8a- Fig. 8 d, the production method of display panel provided in an embodiment of the present invention includes the following steps:
S110, a substrate is provided.
A substrate 10 is provided, substrate 10 can be rigid substrates or flexible base board, and rigid substrates for example can be glass base
Plate, flexible base board for example can be polyimides (PI).
S120, a plurality of first metal lead wire is formed in substrate side, a plurality of first metal lead wire is located at non-display area and prolongs
Extend to viewing area.
Forming a plurality of first metal lead wire 21 in the side of substrate 10, (Fig. 8 b is sectional view, therefore only shows one article the
One metal lead wire), a plurality of first metal lead wire 21 is located at non-display area 102 and extends to viewing area 101.First metal lead wire 21
Such as it can be formed in same technique with the data line in display area 101 using identical material.
S130, through-hole is formed far from the first metal lead wire side in substrate, through-hole is located at non-display area, and through-hole runs through substrate
And leak out the first metal lead wire.
Through-hole 40 is formed far from 21 side of the first metal lead wire in substrate 10, through-hole 40 is located at non-display area 102, through-hole 40
Through substrate 10 and leak out the first metal lead wire 21.The mode of through-hole 40 is formed far from 21 side of the first metal lead wire from substrate 10
Such as it can be realized by the way of laser boring.Laser boring refer to after laser line focus as high-intensitive heat source to material into
Row heating evaporates material melts or gasification in laser action area then, and forms the laser processing procedure of hole, has essence
The high and low in cost advantage of degree.
S140, a plurality of second metal lead wire and multiple pad pins are formed far from the first metal lead wire side in substrate, welded
Disk pin is connected with the first end of the second metal lead wire, and the second end of the first metal lead wire and the second metal lead wire passes through through-hole
Electrical connection.
A plurality of second metal lead wire 22 and multiple pad pins 30 are formed far from 21 side of the first metal lead wire in substrate 10
(Fig. 8 d is sectional view, therefore only shows second metal lead wire and a pad pin), pad pin 30 and the second gold medal
The first end 221 for belonging to lead 22 is connected, and the second end 222 of the first metal lead wire 21 and the second metal lead wire 22 passes through through-hole 40
Electrical connection, specifically, the first metal lead wire 21 can directly be electrically connected or pass through gold with the second end 222 of the second metal lead wire 22
Belong to connecting line electrical connection.Wherein, the second metal lead wire 22 is prolonged along the direction that through-hole 40 is directed toward viewing area 101 by second end 222
Extend to first end 221.Illustratively, pad pin 30 and the second metal lead wire 22 can be formed by the way of wire mark.Wire mark
(i.e. silk-screen printing) is the main printing process of one of porous printing art, and in netted, ink when printing on printing plate exists printing plate
It is bitten from space of a whole page throughhole portions to stock under the extruding of sdueegee.The plate-making of wire mark, printing technology are fairly simple, required to set
Standby expense is few.
Optionally, before substrate side forms a plurality of first metal lead wire, the production method of display panel can also be wrapped
It includes: forming buffer layer in substrate side, for buffer layer between substrate and the first metal lead wire, through-hole runs through substrate and buffering
Layer.
Optionally, before substrate forms through-hole far from the first metal lead wire side, the production method of display panel may be used also
To include: to form insulating layer far from the first metal lead wire side in substrate, insulating layer covers the first metal lead wire.
Optionally, substrate far from the first metal lead wire side formed a plurality of second metal lead wire and multiple pad pins it
Before further include: silver paste is perfused in through-holes or is electroplated.By the way that silver paste is perfused in through-holes or shape in through-holes is electroplated
At metal contact wires, for being electrically connected the first metal lead wire and the second end of the second metal lead wire.It is understood that at it
In his embodiment metal contact wires can also be directly formed in through-holes while forming the second metal lead wire.
Note that the above is only a better embodiment of the present invention and the applied technical principle.It will be appreciated by those skilled in the art that
The invention is not limited to the specific embodiments described herein, be able to carry out for a person skilled in the art it is various it is apparent variation,
It readjusts, be combined with each other and substitutes without departing from protection scope of the present invention.Therefore, although by above embodiments to this
Invention is described in further detail, but the present invention is not limited to the above embodiments only, is not departing from present inventive concept
In the case of, it can also include more other equivalent embodiments, and the scope of the invention is determined by the scope of the appended claims.
Claims (10)
1. a kind of display panel, the display panel includes viewing area and the non-display area positioned at the non-display area, spy
Sign is, comprising:
Substrate；
A plurality of first metal lead wire positioned at the substrate side, a plurality of first metal lead wire be located at the non-display area and
Extend to the viewing area；
A plurality of second metal lead wire and multiple pad pins, it is described positioned at the substrate far from first metal lead wire side
Pad pin is connected with the first end of second metal lead wire；
Through-hole is located at the non-display area, and the through-hole is through the substrate and exposes first metal lead wire and described the
The second end of two metal lead wires, so that first metal lead wire is electrically connected with the second end of second metal lead wire；
Wherein, second metal lead wire extends upwardly to institute along the side that the through-hole is directed toward the viewing area by the second end
State first end.
2. display panel according to claim 1, which is characterized in that
The display panel further includes driving chip, and the driving chip is located at the substrate far from first metal lead wire one
Side and with the pad pin bind connect；And/or
The display panel further includes flexible circuit board, and the flexible circuit board is located at the substrate and draws far from first metal
Line side and with the pad pin bind connect.
3. display panel according to claim 1, which is characterized in that the display panel further includes driving chip and flexibility
Circuit board, the driving chip and the flexible circuit board are respectively positioned on the substrate far from first metal lead wire side；
The driving chip is located on the flexible circuit board, and binds and connect with the flexible circuit board, the flexible circuit
Plate and pad pin binding connect.
4. display panel according to claim 1, which is characterized in that further include buffer layer, the buffer layer is located at described
Between substrate and first metal lead wire, the through-hole runs through the substrate and the buffer layer.
5. display panel according to claim 1, which is characterized in that the display panel further includes insulating layer, described exhausted
Edge layer is located at first metal lead wire far from the substrate side, and the insulating layer covers first metal lead wire.
6. a kind of display device, which is characterized in that including display panel of any of claims 1-5.
7. a kind of production method of display panel, the display panel includes viewing area and shows positioned at the non-of the non-display area
Show area characterized by comprising
One substrate is provided；
Form a plurality of first metal lead wire in the substrate side, a plurality of first metal lead wire be located at the non-display area and
Extend to the viewing area；
Through-hole is formed far from first metal lead wire side in the substrate, the through-hole is located at the non-display area, described
Through-hole is through the substrate and leaks out first metal lead wire；
A plurality of second metal lead wire and multiple pad pins are formed far from first metal lead wire side in the substrate, it is described
Pad pin is connected with the first end of second metal lead wire, first metal lead wire and second metal lead wire
Second end is electrically connected by the through-hole；
Wherein, second metal lead wire extends upwardly to institute along the side that the through-hole is directed toward the viewing area by the second end
State first end.
8. production method according to claim 7, which is characterized in that form a plurality of first metal in the substrate side and draw
Before line, further includes:
Buffer layer is formed in the substrate side, the buffer layer is between the substrate and first metal lead wire, institute
Through-hole is stated through the substrate and institute's buffer layer.
9. production method according to claim 7, which is characterized in that in the substrate far from first metal lead wire one
Side is formed before through-hole, further includes:
Insulating layer is formed far from first metal lead wire side in the substrate, the insulating layer covers first metal and draws
Line.
10. production method according to claim 7, which is characterized in that in the substrate far from first metal lead wire
Side is formed before a plurality of second metal lead wire and multiple pad pins further include: silver paste is perfused in the through hole or carries out electricity
Plating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710725133.9A CN109427243A (en) | 2017-08-22 | 2017-08-22 | A kind of display panel, device and production method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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