CN109616480A - A kind of display panel and display device - Google Patents
A kind of display panel and display device Download PDFInfo
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- CN109616480A CN109616480A CN201811616195.7A CN201811616195A CN109616480A CN 109616480 A CN109616480 A CN 109616480A CN 201811616195 A CN201811616195 A CN 201811616195A CN 109616480 A CN109616480 A CN 109616480A
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- 230000027455 binding Effects 0.000 claims abstract description 106
- 238000009739 binding Methods 0.000 claims abstract description 106
- 230000007704 transition Effects 0.000 claims abstract description 40
- 239000000758 substrate Substances 0.000 claims description 46
- 239000012528 membrane Substances 0.000 claims description 7
- 239000004973 liquid crystal related substance Substances 0.000 claims description 5
- 239000011800 void material Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 30
- 230000012447 hatching Effects 0.000 description 9
- 238000005452 bending Methods 0.000 description 5
- 239000011521 glass Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 239000010408 film Substances 0.000 description 3
- 239000003292 glue Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
- H01L27/1214—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
- H01L27/124—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs with a particular composition, shape or layout of the wiring layers specially adapted to the circuit arrangement, e.g. scanning lines in LCD pixel circuits
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
- H01L27/1214—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
- H01L27/124—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs with a particular composition, shape or layout of the wiring layers specially adapted to the circuit arrangement, e.g. scanning lines in LCD pixel circuits
- H01L27/1244—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs with a particular composition, shape or layout of the wiring layers specially adapted to the circuit arrangement, e.g. scanning lines in LCD pixel circuits for preventing breakage, peeling or short circuiting
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- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Nonlinear Science (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
- Electroluminescent Light Sources (AREA)
Abstract
The embodiment of the invention discloses a kind of display panel and display devices.The display panel includes viewing area and the rim area around viewing area；Rim area includes binding transition zone and the first binding area, and the first binding area is located between viewing area and binding transition zone；Viewing area includes a plurality of signal wire, and the first end of signal wire extends to binding transition zone；Rim area includes a plurality of first cabling, and the first binding area includes multiple first binding pads, wherein the first end of the first cabling is located at binding transition zone, and the second end of the first cabling is electrically connected with the first binding pad.The embodiment of the present invention solves the problems, such as that prior art display floater frame is wider, can effectively reduce border width, improves screen accounting.
Description
Technical field
The present embodiments relate to display technology more particularly to a kind of display panel and display devices.
Background technique
With the development of display technology, requirement of the people to consumer electrical product is not merely confined to functionality,
In terms of also more turning on design, artistry simultaneously and there is good visual experience, such as the Gao Ping with narrow frame
The screen of accounting is becoming increasingly popular.So-called screen accounting is exactly the ratio of screen area and complete machine area, higher screen accounting energy
It is enough to bring better visual experience to user.
Such as the display screen for mobile phone, left and right side frame can design very narrow, but since lower frame needs to arrange
Cabling, driving chip etc., therefore the width for how reducing the lower frame of display panel is a big difficulty.In the prior art, very much
Manufacturer uses COF (Chip on Film) scheme of display lower frame, and flexible base board is reserved bending region, is made
Flexible base board is bent after the structures such as cabling, can effectively improve screen accounting.But since the cabling of flexible base board is easy because curved
It rolls over and is broken, lower so as to cause yield, cost is very high.
Summary of the invention
The embodiment of the present invention provides a kind of display panel and display device, can effectively reduce border width, improves screen and accounts for
Than.
In a first aspect, the embodiment of the present invention provides a kind of display panel, comprising:
Viewing area and rim area around the viewing area；
The rim area includes binding transition zone and the first binding area, and first binding area is located at the viewing area and institute
It states between binding transition zone；
The viewing area includes a plurality of signal wire, and the first end of the signal wire extends to the binding transition zone；
The rim area includes a plurality of first cabling, and first binding area includes multiple first binding pads, wherein institute
The first end for stating the first cabling is located at the binding transition zone, the second end of first cabling and the first binding pad electricity
Connection.
Second aspect, based on the same inventive concept, the embodiment of the present invention also provide a kind of display device, show including above-mentioned
Show panel.
Display panel provided in an embodiment of the present invention, including viewing area and around the rim area of viewing area；Rim area includes
Transition zone and the first binding area are bound, the first binding area is located between viewing area and binding transition zone；Viewing area includes a plurality of letter
Number line, the first end of signal wire extend to binding transition zone；Rim area includes a plurality of first cabling, and the first binding area includes multiple
First binding pad, wherein the first end of the first cabling is located at binding transition zone, and the second end of the first cabling is welded with the first binding
Disk electrical connection.By the way that a plurality of first cabling is arranged in rim area, the signal of signal wire is transferred to setting positioned at aobvious by the first cabling
Show area and bind the first binding area between transition zone, the reserved bending region of display panel can be removed, effectively shortens display
The width in panel border area.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of display panel of the prior art；
Fig. 2 is a kind of structural schematic diagram of display panel provided in an embodiment of the present invention；
Fig. 3 is the schematic diagram of the section structure of the Fig. 2 along hatching line A-A '；
Fig. 4 is a kind of partial structural diagram of display panel provided in an embodiment of the present invention；
Fig. 5 is the schematic diagram of the section structure of the Fig. 4 along hatching line B-B '；
Fig. 6 is the partial structural diagram of another display panel provided in an embodiment of the present invention；
Fig. 7 is the schematic diagram of the section structure of the Fig. 6 along hatching line C-C '；
Fig. 8 is that one kind first binds positional relationship between pad and signal wire in display panel provided in an embodiment of the present invention
Schematic diagram；
Fig. 9 is that another kind first binds position pass between pad and signal wire in display panel provided in an embodiment of the present invention
The schematic diagram of system；
Figure 10 is the structural schematic diagram of another display panel provided in an embodiment of the present invention；
Figure 11 is a kind of structural schematic diagram of display device provided in an embodiment of the present invention；
Figure 12 is a kind of partial structural diagram of display device provided in an embodiment of the present invention；
Figure 13 is the schematic diagram of the section structure of the Figure 12 along hatching line D-D '；
Figure 14 is the partial structural diagram of another display device provided in an embodiment of the present invention；
Figure 15 is the schematic diagram of the section structure of the Figure 14 along hatching line E-E '.
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.
The term used in embodiments of the present invention is only to be not intended to be limiting merely for for the purpose of describing particular embodiments
The present invention.It should be noted that the nouns of locality such as "upper", "lower" described in the embodiment of the present invention, "left", "right" are with attached drawing institute
The angle shown should not be construed as the restriction to the embodiment of the present invention come what is be described.Furthermore within a context, it is also necessary to understand
, when mentioning an element and being formed on "above" or "below" another element, another can not only be formed directly into
Perhaps "lower" can also be indirectly formed by intermediary element in another element "upper" or "lower" for element "upper".Term " first ",
" second " etc. is used for description purposes only, and is not offered as any sequence, quantity or importance, and is used only to distinguish different groups
At part.For the ordinary skill in the art, tool of the above-mentioned term in of the invention can be understood with concrete condition
Body meaning.
With the raising that people require consumer electronics product appearance, technology is increasingly for " screen comprehensively " of various high screen accountings
Welcome, Fig. 1 show a kind of structural schematic diagram of display panel of the prior art, which uses flexible base board 100, shows
Show that panel includes viewing area 200 and rim area 300, rim area 300 includes FOG (Flex on Glass) or COF (Chip on
Film) region 301.Due to needing the radian for keeping certain when flexible base board 100 is bent, rim area 300 further includes curved
Roll over trough 302.The setting of bending trough 302 causes frame that can not further reduce, and can be arranged on flexible base board 100
A plurality of cabling may cause away thread breakage when flexible base board 100 is bent, reduce the yield of product.
Fig. 2 show a kind of structural schematic diagram of display panel provided in an embodiment of the present invention, and Fig. 3 is Fig. 2 along hatching line A-
The schematic diagram of the section structure of A '.Referring to figs. 2 and 3, display panel provided in an embodiment of the present invention includes: viewing area 10 and surrounds
The rim area 20 of viewing area 10；Rim area 20 includes binding transition zone 21 and the first binding area 22, and the first binding area 22 is located at aobvious
Show between area 10 and binding transition zone 21；Viewing area 10 includes a plurality of signal wire 11, and the first end of signal wire 11 extends to binding
Transition zone 21；Rim area 20 includes a plurality of first cabling 23, and the first binding area 22 includes multiple first binding pads 223, wherein
The first end of first cabling 23 is located at binding transition zone 21, and the second end of the first cabling 23 is electrically connected with the first binding pad 223.
It is understood that viewing area 10 includes that multiple pixels (being not shown in Fig. 2) is shown for showing picture to be shown
Example property, the lower frame of rim area 20 includes binding transition zone 21 and the first binding area 22 in Fig. 2, and viewing area 10 is provided with extension
To a plurality of signal wire 11 of binding transition zone 21, such as scan line and data line.Wherein the first end of the first cabling 23 is located at and ties up
Determine in transition zone 21, can be electrically connected in binding transition zone 21 with signal wire 11, then the second end and first of the first cabling 23
It binds pad 223 to be electrically connected, flexible circuit board can be bound in the first binding area 22 after display panel completes, set in this way
Set the setting that can cancel bending trough, can effectively reduce the width of display floater frame, and signal wire be not necessarily to
Flexible base board bending, can reduce the risk of signal thread breakage.
The technical solution of the embodiment of the present invention, by being arranged a plurality of first cabling in rim area, the first cabling is by signal wire
Signal be transferred to setting and be located at viewing area and bind the first binding area between transition zone, it is reserved that display panel can be removed
Region is bent, effectively shortens the width in display floater frame area.And signal wire is not necessarily to bend with flexible base board, can reduce
The risk of signal thread breakage.
Based on the above technical solution, with continued reference to Fig. 3, optionally, the display panel further include: array substrate 30
With opposite side substrate 40, array substrate 30 and opposite side substrate 40 are oppositely arranged；Where perpendicular to display panel on the direction of plane,
First binding pad 223 overlaps mutually with array substrate 30 and opposite side substrate 40 respectively.
It is understood that the array circuit for driving pixel in viewing area 10 is provided in array substrate 30, such as
Thin film transistor (TFT) TFT circuit.Optionally, display panel can be liquid crystal display panel, and opposite side substrate 40 is color membrane substrates；Or
Person, display panel can be organic light emitting display panel, and opposite side substrate 40 is package substrate.
It is understood that when the display panel of the embodiment of the present invention is liquid crystal display panel, pair of the display panel
Side group plate 40 is color membrane substrates, is provided with liquid crystal layer between array substrate 30 and color membrane substrates, and color membrane substrates include optical filter, black
The structures such as matrix, this will not be detailed here.Illustratively, since array substrate 30 needs to be arranged the structures such as driving circuit, array base
The length of plate 30 is greater than the length of color membrane substrates, and array substrate 30 needs to be bonded to form frame region with frame glue with color membrane substrates,
First binding pad 223 can be set in frame glue overlying regions, to achieve the purpose that reduce display floater frame.
When display panel provided in an embodiment of the present invention is organic light emitting display panel, array substrate 30 includes TFT times
The structures such as column, organic luminescent device, opposite side substrate 40 is package substrate, for protecting organic luminescent device.The embodiment of the present invention
The display panel of offer not only can be liquid crystal display panel, but also can be organic light emitting display panel, and array substrate can be rigid
Property substrate, or flexible base board, the embodiment of the present invention are not construed as limiting this.
Fig. 4 show a kind of partial structural diagram of display panel provided in an embodiment of the present invention, and Fig. 5 is that the edge Fig. 4 is cutd open
The schematic diagram of the section structure of line B-B '.With reference to Fig. 4 and Fig. 5, optionally, binding transition zone 21 include second binding area 211, second
Binding area 211 includes that multiple driving chips bind pad 2111, the first end of signal wire 11 and the first cabling 23 respectively with difference
Driving chip binding pad 2111 be electrically connected.
It is understood that the array substrate of display panel can be rigid substrates, such as glass substrate, the second binding area
211 can be set the driving chip of tft array on driving display panel, for applying driving signal to each pixel.Specific
When implementation, driving chip can be encapsulated on the rigid substrates of display panel (COG, Chip on Glass), improve display surface
The job stability of plate.
Fig. 6 show the partial structural diagram of another display panel provided in an embodiment of the present invention, and Fig. 7 is the edge Fig. 6
The schematic diagram of the section structure of hatching line C-C '.With reference to Fig. 6 and Fig. 7, optionally, the first cabling 23 and signal wire 11 are in binding transition zone
Electrical connection is corresponded in 21.
Illustratively, with reference to Fig. 7, signal wire 11 is set to 30 surface of array substrate, the first cabling 23 and signal wire 11 it
Between include at least one insulating layer 31, the first cabling 23 is corresponded and is electrically connected by via hole on insulating layer 31 and signal wire 11
It connects, since binding transition zone 21 only includes the terminals of the first cabling and signal wire 11 in this setting, can be made small, favorably
In the width for reducing rim area 20.
With continued reference to Fig. 7, optionally, the first cabling 23 is parallel with the extending direction of signal wire 11.
It is understood that in the present embodiment, except the first cabling 23 and signal wire 11 are in the connection of binding transition zone 21
Place is outer, and the extending direction of the first cabling 23 and signal wire 11 is arranged in parallel, and is beneficial to prevent other cablings (such as touching signals
Line) signal transmitted between the first cabling 23 and signal wire 11 is interfered, promote the stability that display panel is shown.
Fig. 8 show one kind first in display panel provided in an embodiment of the present invention and binds position between pad and signal wire
The schematic diagram of relationship.With reference to Fig. 8, optionally, where perpendicular to display panel on the direction of plane, the first binding pad 223
Between the signal wire 11 adjacent positioned at two.
It is understood that the first binding pad 223 can be realized and flexible circuit board by anisotropy conductiving glue
Electrical connection, since signal wire 11 is generally metal layer, translucency is poor, and anisotropic conducting resinl is by pressure by conductive particle
Conduction is realized in son crushing, for the ease of observing conducting particles, the first binding pad 223 can be set to adjacent signal wire 11
Between, in order to prevent poor electric contact from display panel overleaf observing conducting particles.
Fig. 9 show the meta position that another kind first in display panel provided in an embodiment of the present invention binds pad and signal wire
Set the schematic diagram of relationship.With reference to Fig. 9, optionally, where perpendicular to display panel on the direction of plane, the first binding pad
223 is mutually overlapping with signal wire 11.It is understood that being provided with insulating layer between the first binding pad 223 and signal wire 11
Or shielding metal leve (being not shown in Fig. 9).
Optionally, with continued reference to Fig. 8 and Fig. 9, the width of the first binding pad 223 is L1, and the line width of signal wire 11 is L2,
Wherein, L1-L2 > 0.By the way that L1-L2 > 0 is arranged, it can reduce the resistance of the first binding pad 223, increase by the first binding pad
223 electric conductivity.
Optionally, with continued reference to Fig. 9, the first binding area further includes at least one dummy pad 224, perpendicular to display surface
Where plate on the direction of plane, dummy pad 224 is located between two adjacent signal wires 11.
It is understood that dummy pad 224 is not electrically connected with signal wire 11, every two phases illustratively, in Fig. 9 are shown
A dummy pad 224 is all set between adjacent signal wire 11, in the specific implementation, the quantity of dummy pad 224 is not limited
It is fixed, it can be arranged according to actual needs.
It should be noted that the first binding pad can be with signal where perpendicular to display panel on the direction of plane
Line is mutually overlapping, can not also overlap, can also be partially overlapping, and the first binding area can be set in display floater frame area
The heart also can be set in frame area edge, and the embodiment of the present invention is not construed as limiting this.
Figure 10 show the structural schematic diagram of another display panel provided in an embodiment of the present invention.With reference to Figure 10, this is aobvious
Show panel further includes multiple calibrating terminals 24 of setting with rim area 20, and multiple calibrating terminals 24 and the first cabling 23 1 are a pair of
It should be electrically connected and (connecting line be not shown in the figure), for testing the conduction property of the first cabling 23, prevent defective display panel
Into follow-up process, the yield of display panel is improved.
The lower frame that calibrating terminal 24 is located at display panel is illustratively shown, specifically, each calibrating terminal in Figure 10
24 can be on perpendicular to display panel direction between adjacent two signal line, it should be noted that calibrating terminal 24
The left and right side frame or upper side frame in display panel can be set, when display panel is organic display panel, test can be removed
The encapsulated layer of 24 top of terminal, in favor of being tested.
Figure 11 show a kind of structural schematic diagram of display device provided in an embodiment of the present invention.With reference to Figure 11, the present invention
The display device 2 that embodiment provides includes any one display panel 1 provided by the above embodiment.It is provided in an embodiment of the present invention
Display device has the effect of narrow frame.
Figure 12 show a kind of partial structural diagram of display device provided in an embodiment of the present invention, and Figure 13 is the edge Figure 12
The schematic diagram of the section structure of hatching line D-D '.With reference to Figure 12 and Figure 13, optionally, which further includes flexible circuit board 50,
The first end of flexible circuit board 50 is provided with multiple second binding pads 51；Second binding pad 51 and the first binding pad 223
Correspond binding；The second end of flexible circuit board 50 is bent to the side of the light emission side away from display panel.
3 are continued to refer to figure 1, optionally, which further includes driving chip 60, and driving chip 60 is arranged in flexible electrical
Road plate 50 is bent to away from the part of display panel；Driving chip 60 is electrically connected by flexible circuit board 50 with the first cabling 23.
The technical solution of the present embodiment, by flexible circuit board 50 is bent to the light emission side away from display panel one
Side can effectively reduce the frame of display device.
Figure 14 show the partial structural diagram of another display device provided in an embodiment of the present invention.With reference to Figure 14,
Optionally, binding transition zone 21 includes the second binding area 211, and display device further includes being set to the driving in the second binding area 211
The first end of chip 60, driving chip 60 and signal wire 11 and the first cabling 23 is bound.
It is understood that the array substrate of display panel can be rigid substrates, such as glass substrate, the second binding area
211 can be set the driving chip of tft array on driving display panel, for applying driving signal to each pixel.Specific
When implementation, driving chip can be encapsulated on the rigid substrates of display panel (COG, Chip on Glass), improve display surface
The job stability of plate.
4 are continued to refer to figure 1, optionally, flexible circuit board 50 includes hollowed out area 52；Driving chip 60 is in display panel institute
It is located at hollowed out area 52 where display panel in the upright projection of plane in the upright projection of plane.
By the way that hollowed out area 52 is arranged in flexible circuit board 50, the signal transmitted in flexible circuit board 50 can be prevented to drive
The signal interference of dynamic chip 60, improves the stability of display device.
Figure 15 is Figure 14 along the schematic diagram of the section structure of hatching line E-E ', and with reference to Figure 15, optionally, which further includes
Stepped region 70 between binding transition zone 21 and the first binding area 22 is bound between transition zone 21 and the first binding area 22 and is had
There is difference in height；Further include filled layer 80, is located at binding transition zone 21, and be located at 23 place film layer of the first cabling and flexible circuit board
Between 50.
It is understood that the step of stepped region 70 will form due to array substrate and opposite side size of substrate difference,
Filled layer 80 can be sealing, can play the role of fixed flexible circuit board 50.The embodiment of the present invention is by by the first cabling
23 extend on 70 opposite side substrate 40 of stepped region and form the first binding area 22, can effectively shorten the width of stepped region 70, realize
Narrow frame.
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 (16)
1. a kind of display panel characterized by comprising
Viewing area and rim area around the viewing area；
The rim area includes binding transition zone and the first binding area, and first binding area is located at the viewing area and ties up with described
Determine between transition zone；
The viewing area includes a plurality of signal wire, and the first end of the signal wire extends to the binding transition zone；
The rim area includes a plurality of first cabling, and first binding area includes multiple first bindings pads, wherein described the
The first end of one cabling is located at the binding transition zone, and the second end of first cabling is electrically connected with the first binding pad
It connects.
2. display panel according to claim 1, which is characterized in that further include:
Array substrate and opposite side substrate, the array substrate and the opposite side substrate are oppositely arranged；
Where perpendicular to the display panel on the direction of plane, it is described first binding pad respectively with the array substrate and
The opposite side substrate overlaps mutually.
3. display panel according to claim 2, which is characterized in that the display panel is liquid crystal display panel, described
Opposite side substrate is color membrane substrates；Alternatively,
The display panel is organic light emitting display panel, and the opposite side substrate is package substrate.
4. display panel according to claim 1, which is characterized in that the binding transition zone includes the second binding area, institute
Stating the second binding area includes multiple driving chips binding pad, and the first end of the signal wire and first cabling is respectively and not
Same driving chip binding pad electrical connection.
5. display panel according to claim 1, which is characterized in that first cabling and the signal wire are tied up described
Determine to correspond electrical connection in transition zone.
6. display panel according to claim 5, which is characterized in that the extension side of first cabling and the signal wire
To parallel.
7. display panel according to claim 1, which is characterized in that the side of plane where perpendicular to the display panel
Upwards, the first binding pad is located between two adjacent signal wires.
8. display panel according to claim 1, which is characterized in that the side of plane where perpendicular to the display panel
Upwards, the first binding pad and the signal wire are mutually overlapping.
9. display panel according to claim 7 or 8, which is characterized in that the width of the first binding pad is L1, institute
The line width for stating signal wire is L2, wherein L1-L2 > 0.
10. display panel according to claim 8, which is characterized in that first binding area further includes at least one void
If pad, where perpendicular to the display panel on the direction of plane, the dummy pad is located at two adjacent letters
Between number line.
11. a kind of display device, which is characterized in that including the display panel as described in claim 1~10 is any.
12. display device according to claim 11, which is characterized in that it further include flexible circuit board, the flexible circuit
The first end of plate is provided with multiple second binding pads；
The second binding pad and the first binding pad are corresponded and are bound；
The second end of the flexible circuit board is bent to the side of the light emission side away from the display panel.
13. display device according to claim 12, which is characterized in that further include driving chip, the driving chip is set
It sets and is bent in the flexible circuit board away from the part of the display panel；
The driving chip is electrically connected by the flexible circuit board with first cabling.
14. display device according to claim 11, which is characterized in that the binding transition zone includes the second binding area,
The display device further includes the driving chip for being set to second binding area, the driving chip and the signal wire and institute
State the first end binding of the first cabling.
15. display device according to claim 14, which is characterized in that the flexible circuit board includes hollowed out area；Institute
It states driving chip and is located at the hollowed out area where the display panel in the upright projection of plane where the display panel
In the upright projection of plane.
16. display device according to claim 12, which is characterized in that further include positioned at the binding transition zone and described
Stepped region between first binding area has difference in height between the binding transition zone and first binding area；
Further include filled layer, be located at the binding transition zone, and is located at the first cabling place film layer and the flexible circuit
Between plate.
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| CN201811616195.7A CN109616480B (en) | 2018-12-27 | 2018-12-27 | Display panel and display device |
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| CN201811616195.7A CN109616480B (en) | 2018-12-27 | 2018-12-27 | Display panel and display device |
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