CN108630144A - Display panel and display device - Google Patents
Display panel and display device Download PDFInfo
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- CN108630144A CN108630144A CN201810630154.7A CN201810630154A CN108630144A CN 108630144 A CN108630144 A CN 108630144A CN 201810630154 A CN201810630154 A CN 201810630154A CN 108630144 A CN108630144 A CN 108630144A
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- 239000010408 film Substances 0.000 claims description 36
- 239000010409 thin film Substances 0.000 claims description 19
- 239000000758 substrate Substances 0.000 claims description 11
- 239000011229 interlayer Substances 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 20
- 238000005516 engineering process Methods 0.000 description 14
- 230000003760 hair shine Effects 0.000 description 10
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Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
- G09G3/3208—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
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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
-
- 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
- H10K59/121—Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements
-
- 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
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Electroluminescent Light Sources (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention discloses a display panel and a display device. The display panel comprises a display area and a non-display area, wherein the non-display area comprises a first non-display area; a light emitting device; pixel driving transistors, one pixel driving transistor electrically connected to one light emitting device; the gate lines provide scanning signals; the light-emitting control signal line provides a light-emitting signal; the shift driving circuit comprises a first signal line and a shift driving unit, and the output end of the shift driving unit is electrically connected with the gate line; the light-emitting driving circuit comprises a second signal wire and a light-emitting driving unit, and the output end of the light-emitting driving unit is electrically connected with the light-emitting control signal wire; in the first non-display area: the first signal line is electrically connected with the displacement driving unit and is overlapped with the displacement driving unit in the direction vertical to the display panel; and/or the second signal line is electrically connected with the light emitting driving unit, and the second signal line overlaps with the light emitting driving unit in a direction perpendicular to the display panel. The invention can narrow the frame and improve the screen occupation ratio.
Description
Technical field
The present invention relates to display technology fields, more particularly, to a kind of display panel and display device.
Background technology
In existing display panel technology, it is broadly divided into two kinds of mainstreams of liquid crystal display panel and organic light-emitting display panel
Technology, wherein liquid crystal display panel passes through to applying voltage on the pixel electrode and public electrode in display panel, forms energy
Enough electric fields of control liquid crystal molecule deflection, and then control the display function through realization display panel of light, organic self-luminous
Display panel uses electroluminescent organic material, and when there is electric current to pass through electroluminescent organic material, luminescent material will shine,
And then realize the display function of display panel.
With application of the display technology in intelligently wearing and other portable electronic devices, the design to electronic product
Aspect constantly pursues the usage experience of user's smoothness, meanwhile, the sensory experience of user is also increasingly pursued, such as:Wide viewing angle,
The performances such as high-resolution, narrow frame, high screen accounting become the attraction of each electronic product.
Therefore it provides a kind of display panel and display device, it is that this field urgently solves that the frame that can narrow, which improves screen accounting,
Certainly the problem of.
Invention content
In view of this, the present invention provides a kind of display panel and display device, solves the frame that narrows and improve screen accounting
The technical issues of.
In a first aspect, in order to solve the above-mentioned technical problem, the present invention proposes a kind of display panel, including:Viewing area and packet
The non-display area of viewing area is enclosed, non-display area includes the first non-display area extended in a first direction;Display panel includes:
Multiple luminescent devices;
Multiple pixel driven transistors, a pixel driven transistor are electrically connected a luminescent device;
A plurality of grid line, grid line provide scanning signal;
A plurality of LED control signal line, LED control signal line provide luminous signal;
Driving circuit is shifted, displacement driving circuit includes the first signal wire and multiple displacement driving units, and displacement driving is single
The output end electric connection grid polar curve of member;
Light emission drive circuit, light emission drive circuit include second signal line and multiple luminous driving units, and the driving that shines is single
The output end of member is electrically connected LED control signal line;
In the first non-display area:First signal wire is electrically connected with displacement driving unit, and perpendicular to the side of display panel
Upwards, the first signal wire and displacement driving unit are overlapping;And/or
In the first non-display area:Second signal line is electrically connected with luminous driving unit, and perpendicular to the side of display panel
Upwards, second signal line and luminous driving unit are overlapping.
Second aspect, in order to solve the above-mentioned technical problem, the present invention propose a kind of display device, including proposed by the present invention
Any one display panel.
Compared with prior art, display panel of the invention and display device realize following advantageous effect:
It is placed perpendicular on display panel direction in the first non-display area in the present invention, the first signal wire drives with displacement
Moving cell is overlapping and/or second signal line is overlapping with luminous driving unit, is conducive to narrowing for the first non-display area, improves screen
Accounting.
By referring to the drawings to the detailed description of exemplary embodiment of the present invention, other feature of the invention and its
Advantage will become apparent.
Description of the drawings
It is combined in the description and the attached drawing of a part for constitution instruction shows the embodiment of the present invention, and even
With its explanation together principle for explaining the present invention.
Fig. 1 is display panel schematic top plan view provided in an embodiment of the present invention;
Fig. 2 is a kind of optional embodiment signal of the pixel-driving circuit of display panel provided in an embodiment of the present invention
Figure;
Fig. 3, which connect for the first signal wire in non-display area internal shift driving circuit in the related technology with displacement driving unit, to be shown
It is intended to;
Fig. 4 is a kind of optional embodiment schematic diagram of film layer structure of display panel provided in an embodiment of the present invention;
Fig. 5 is the film layer structure another kind optional embodiment schematic diagram of display panel provided in an embodiment of the present invention;
Fig. 6 is a kind of optional embodiment signal of displacement driving circuit in display panel provided in an embodiment of the present invention
Figure;
Fig. 7 is the film layer structure another kind optional embodiment schematic diagram of display panel provided in an embodiment of the present invention;
Fig. 8 is a kind of optional embodiment signal of light emission drive circuit in display panel provided in an embodiment of the present invention
Figure;
Fig. 9 is display panel another kind optional embodiment schematic diagram provided in an embodiment of the present invention;
Figure 10 is display panel schematic diagram in the related technology;
Figure 11 is display panel another kind optional embodiment schematic diagram provided in an embodiment of the present invention;
Figure 12 is data line and fan-out line connected mode schematic diagram in display panel provided by the invention;
Figure 13 is display device schematic diagram provided in an embodiment of the present invention.
Specific implementation mode
Carry out the various exemplary embodiments of detailed description of the present invention now with reference to attached drawing.It should be noted that:Unless in addition having
Body illustrates that the unlimited system of component and the positioned opposite of step, numerical expression and the numerical value otherwise illustrated in these embodiments is originally
The range of invention.
It is illustrative to the description only actually of at least one exemplary embodiment below, is never used as to the present invention
And its application or any restrictions that use.
Technology, method and apparatus known to person of ordinary skill in the relevant may be not discussed in detail, but suitable
In the case of, the technology, method and apparatus should be considered as part of specification.
In shown here and discussion all examples, any occurrence should be construed as merely illustrative, without
It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should be noted that:Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it need not be further discussed in subsequent attached drawing in a attached drawing.
The present invention provides a kind of display panel, and Fig. 1 is display panel schematic top plan view provided in an embodiment of the present invention, Fig. 2
For a kind of optional embodiment schematic diagram of the pixel-driving circuit of display panel provided in an embodiment of the present invention.
As shown in Figure 1, display panel includes:The viewing area AA and non-display area BA, non-display area BA for surrounding viewing area AA
Include the first non-display area BA1 extended along first direction x;Display panel includes:Multiple luminescent device F;Multiple pixel drivers
Transistor T (not shown in figure 1)s, a pixel driven transistor T are electrically connected a luminescent device F;A plurality of gate lines G, grid
Line G provides scanning signal;A plurality of LED control signal line E, LED control signal line E provide luminous signal;In display panel,
Viewing area includes multiple sub-pixels, and a sub-pixel includes a luminescent device F, and display panel includes pixel-driving circuit,
For driving luminescent device F to shine, as shown in Fig. 2, in pixel-driving circuit, including one is electrically connected with luminescent device F
It is only that the present invention carries that the control terminal of pixel driven transistor T, pixel driven transistor T, which are connected to LED control signal line E, Fig. 2,
A kind of optional embodiment of pixel-driving circuit, not as a limitation of the invention in the display panel of confession.
Shown in continuing to refer to figure 1, display panel further includes displacement driving circuit and light emission drive circuit, shifts driving circuit
Including the first signal wire X1 and multiple displacement driving units 11, the output end of displacement driving unit 11 is electrically connected gate lines G;It shines
Driving circuit includes second signal line X2 and multiple luminous driving units 22, and the output end electrical connection for the driving unit 22 that shines shines
Control signal wire E;In the first non-display area BA1:First signal wire X1 is electrically connected with displacement driving unit 11, and perpendicular to aobvious
Show on the direction of panel, the first signal wire X1 and displacement driving unit 11 are overlapping;In the first non-display area BA1:Second signal line
X2 is electrically connected with luminous driving unit 22, and on the direction perpendicular to display panel, and second signal line X2 and the driving that shines are single
Member 22 is overlapping.Fig. 1 shows a kind of optional embodiment of the present invention, in some embodiments, in the first non-display BA1
In, it can be provided only on the direction of display panel, the first signal wire X1 and displacement driving unit 11 are overlapping;Or only
It is placed perpendicular on the direction of display panel, second signal line X2 is overlapping with luminous driving unit 22.It should be noted that moving
Position deposit unit 11 and luminous driving unit 22 should all include multiple components and circuit trace, only be schematically shown in Fig. 1.
Wherein, in shifting driving circuit, multiple displacement driving unit cascade Connections, n-th grade of displacement driving unit is to being connected electrically
Grid line export scanning signal, and signal is transmitted to (n+1)th grade of displacement driving unit, to one frame picture of display panel
Turntable driving;In light emission drive circuit, multiple luminous driving unit cascade Connections, n-th grade of luminous driving unit to its electricity
The LED control signal line output control signal of connection, and signal is transmitted to (n+1)th grade of luminous driving unit, to realize display
Luminous driving in one frame picture of panel, n >=0, and n are integer.
In the display panel of the relevant technologies, shift driving circuit in the first signal wire usually with displacement driving unit in
Component part-structure or circuit trace prepared using the same film layer, Fig. 3 is to move in non-display area in the related technology
First signal wire and displacement driving unit connection diagram in bit driver circuit.As shown in figure 3, the first signal wire X1 ' passes through company
It meets conducting wire D ' to be electrically connected with displacement driving unit 11 ', be equivalent on the direction perpendicular to display panel, the first signal wire X1 '
It is arranged side by side with displacement driving unit 11 ', larger space is occupied in non-display area.In the display panel of the relevant technologies, shine
The setting of driving circuit is identical as displacement driving circuit, on the direction perpendicular to display panel, second signal line and the drive that shines
Moving cell is arranged side by side, and larger space is equally occupied in non-display area.
In display panel provided by the invention, in the first non-display area, the first signal wire is electrically connected with displacement driving unit
It connects, and on the direction perpendicular to display panel, the first signal wire and displacement driving unit are overlapping, the first signal wire in the present invention
The area that shift register circuit is occupied in the first non-display area can be reduced with the overlapping set-up mode of shifting deposit unit, is had
Conducive to narrowing for the first non-display area;Likewise, in the first non-display area, second signal line is electrically connected with luminous driving unit
It connects, and on the direction perpendicular to display panel, second signal line is overlapping with luminous driving unit, second signal line and the drive that shines
The overlapping set-up mode of moving cell can reduce light emission drive circuit in the area of the first non-display occupancy, and it is non-to be conducive to first
Viewing area narrows.It being placed perpendicular in the present invention on display panel direction, the first signal wire and displacement driving unit are overlapping,
And/or second signal line is overlapping with luminous driving unit, is conducive to narrowing for the first non-display area, improves screen accounting.
In display panel provided by the invention, luminescent device can be organic luminescent device, and organic luminescent device includes the
One electrode, second electrode and the organic luminous layer between first electrode and second electrode.Luminescent device can be top hair
Formula structure or bottom emitting formula structure are penetrated, such as in the emitting device structure of top emitting:First electrode can be anode, and make
It can include the structure of ITO-Ag-ITO (i.e. tin indium oxide-silver-tin indium oxide) for reflecting electrode, such as first electrode;It is organic
Luminescent layer can include red light emitting layer, green light emitting layer and blue light-emitting layer;Second electrode is cathode and is transparent electrode, can
With materials such as Mg or Ag.First electrode can improve out light efficiency effectively by the light reflection of organic luminous layer transmitting to light emission side
Rate is combined from anode injected holes and from cathode injected electrons in organic luminous layer to generate exciton, and exciton is from excitation
State falls on ground state and generates light.Luminescent device can also further comprise hole injection layer, hole transmission layer, electronic barrier layer,
One or more layers in hole blocking layer, electron transfer layer, electron injecting layer.
In a kind of optional embodiment, continue to refer to figure 1 shown in, shine driving unit 22 be located at displacement driving unit
11 far from the viewing area sides AA.
In some alternative embodiments, Fig. 4 is that the film layer structure of display panel provided in an embodiment of the present invention is a kind of
Optional embodiment schematic diagram.As shown in figure 4, display panel includes:Underlay substrate 101;The first metal layer 102, the first metal
Layer 102 is located on underlay substrate 101;Gate insulating layer 103, gate insulating layer 103 are located at the first metal layer 102 far from substrate
The side of substrate 101;Second metal layer 104, second metal layer 104 are located at gate insulating layer 103 far from the first metal layer 102
Side;Interlayer insulating film 105, interlayer insulating film 105 are located at side of the second metal layer 104 far from gate insulating layer 103;Third
Metal layer 106, third metal layer 106 are located at side of the interlayer insulating film 105 far from second metal layer 104;First signal wire X1
And/or second signal line X2 is located at third metal layer 106.Display panel includes array substrate, is usually arranged in array substrate
Various components and various cablings.Driving circuit and the component in light emission drive circuit and signal wire are shifted in the related art
It is all done using double layer of metal, namely similar to the first metal layer and second metal layer in the present invention.And in the present invention
Third metal layer is also set up, third metal layer is arranged on the first metal layer and second metal layer, namely completes the first metal
Layer and second metal layer making after just make third metal layer, the present invention in displacement driving unit and luminous driving unit in
Component the first metal layer and second metal layer still may be used to make, and the first signal wire and/or second signal line
Positioned at third metal layer, which can be in fact now perpendicular on display panel direction, and the first signal wire drives with mobile
Unit is overlapping, and/or, second signal line is overlapping with luminous driving unit, can realize narrowing for the first non-display area, improves screen
Accounting.
In some alternative embodiments, can also include semiconductor active layer, partly in the corresponding embodiments of Fig. 4
Conductor active layer can also may be used positioned at the first metal layer 102 close to the side of the underlay substrate 101 or semiconductor active layer
With positioned at side of the first metal layer 102 far from the underlay substrate 101.
In some alternative embodiments, Fig. 5 is that the film layer structure of display panel provided in an embodiment of the present invention is another
Kind optional embodiment schematic diagram.In shifting driving circuit, the first signal wire requires connect to the film of displacement driving unit
On transistor, realize that the first signal wire is electrically connected with driving unit is shifted, as shown in figure 5, shift driving unit 11 include with
The first film transistor T1, the first signal wire X1 of first signal wire X1 electrical connections are connected to the first film by the first via K1
The input terminal of transistor T1, the input terminal of first film transistor T1 can be in source electrode T12 or drain electrode T13, Fig. 5 only with defeated
Enter end to be schematically shown for drain electrode T13;The grid T11 of first film transistor T1 is located at the first metal layer 102, and first is thin
The source level T12 and drain electrode T13 of film transistor T1 is located at second metal layer 104.First film transistor T1 further includes active layer
Show that first film transistor T1 is top gate structure in T14, Fig. 5, optional first film transistor T1 may be bottom gate
Structure.In the embodiment, the first signal wire is located at third metal layer, the input terminal of first film transistor is located at the second metal
Layer realizes being electrically connected for the first signal wire and first film transistor input terminal by the way that the first via is arranged, the first signal wire to
The input terminal input signal of first film transistor, realizes on the direction perpendicular to display panel, the first signal wire and shifting
Position driving unit overlaps, and reduces the area that displacement driving circuit is occupied in the first non-display area, is conducive to display surface edges of boards
Frame narrows.
In display panel provided in an embodiment of the present invention, displacement driving circuit includes a plurality of signal wire, passes through a plurality of signal
The mutual cooperation of line input signal realizes that displacement driving unit exports scanning signal to grid line, while to the displacement of next stage
Driving unit output signal.It includes the first initial signal line, the first clock cable, second clock signal to shift driving circuit
Line, the first high level signal line and the first low level signal line;First signal wire is the first initial signal line, the first clock signal
At least one of line, second clock signal wire, the first high level signal line or first low level signal line.It can be in the present invention
One signal line is set and is located at third metal layer, realize signal wire and shifts the overlapping of driving unit;Or a plurality of signal of setting
Line is located at third metal layer;Or all signal wires are all located at third metal layer in setting displacement driving circuit.Above-mentioned implementation
Mode can reduce the area that displacement driving circuit is occupied in the first non-display area.Fig. 6 is provided in an embodiment of the present invention aobvious
Show a kind of optional embodiment schematic diagram that driving circuit is shifted in panel.As shown in fig. 6, in the first non-display area BA1,
On the direction of display panel, the first initial signal line STV1, the first clock cable CK1, the in driving circuit are shifted
Two clock cable CK2, the first high level signal line VGH1 and the first low level signal line VGL1 with displacement driving unit 11
It is overlapping, and the first initial signal line STV1, the first clock cable CK1, second clock signal wire CK2, the first high level signal
Line VGH1 and the first low level signal line VGL1 it is corresponding be electrically connected to displacement driving unit 11 in thin film transistor (TFT) (do not show
Go out) input terminal on.
In some alternative embodiments, Fig. 7 is that the film layer structure of display panel provided in an embodiment of the present invention is another
Kind optional embodiment schematic diagram.In light emission drive circuit, second signal line requires connect to the film of luminous driving unit
On transistor, realize being electrically connected for second signal line and luminous driving unit, as shown in fig. 7, luminous driving unit 22 include with
Second thin film transistor (TFT) T2 of second signal line X2 electrical connections, second signal line X2 are connected to the second film by the second via K2
The input terminal of transistor T2, the input terminal of the second thin film transistor (TFT) T2 can be in source electrode T22 or drain electrode T23, Fig. 6 only with defeated
Enter end to be schematically shown for drain electrode T23.The grid T21 of second thin film transistor (TFT) T2 is located at the first metal layer 102, and second is thin
The source level T22 and drain electrode T23 of film transistor T2 is located at second metal layer 104.Second thin film transistor (TFT) T2 further includes active layer
Show that the second thin film transistor (TFT) T2 is top gate structure in T24, Fig. 6, optional second thin film transistor (TFT) T2 may be bottom gate
Structure.In the embodiment, second signal line is located at third metal layer, the input terminal of the second thin film transistor (TFT) is located at the second metal
Layer realizes being electrically connected for second signal line and the second thin film transistor (TFT) input terminal by the way that the second via is arranged, second signal line to
The input terminal input signal of second thin film transistor (TFT).It realizes on the direction perpendicular to display panel, second signal line and hair
Overlapping for optical drive unit, reduces the area that light emission drive circuit is occupied in the first non-display area, is conducive to display surface edges of boards
Frame narrows.
In display panel provided in an embodiment of the present invention, light emission drive circuit includes a plurality of signal wire, passes through a plurality of signal
The mutual cooperation of line realizes that the luminescent device of control viewing area shines, and light emission drive circuit includes the second initial signal line, third
Clock cable, the 4th clock cable, the second high level signal line and the second low level signal line;Second signal line is second
Initial signal line, third clock cable, the 4th clock cable, the second high level signal line or the second low level signal line
At least one of.One signal line can be set in the present invention and be located at third metal layer, realize signal wire and luminous driving unit
It is overlapping;Or a plurality of signal wire of setting is located at third metal layer;Or signal wire all in light emission drive circuit is set all
Positioned at third metal layer.The above embodiment can reduce the area that light emission drive circuit is occupied in the first non-display area.Fig. 8
For a kind of optional embodiment schematic diagram of light emission drive circuit in display panel provided in an embodiment of the present invention.As shown in figure 8,
In the first non-display area BA1, on the direction perpendicular to display panel, the second initial signal line in light emission drive circuit
STV2, third clock cable CK3, the 4th clock cable CK4, the second high level signal line VGH2 and the second low level signal
Line VGL2 is overlapping with luminous driving unit 22, and the second initial signal line STV2, third clock cable CK3, the 4th clock
Signal wire CK4, the second high level signal line VGH2 and the second low level signal line VGL2 is corresponding is electrically connected to luminous driving
In unit 22 on the input terminal of thin film transistor (TFT) (not shown).
In some alternative embodiments, the grid of pixel driven transistor as shown in Figure 2 is located at the first metal
Layer 102, the source level of pixel driven transistor and drain electrode are located at second metal layer 104.The grid of pixel driven transistor, displacement are driven
The grid of thin film transistor (TFT) in dynamic circuit, the thin film transistor (TFT) in light emission drive circuit grid be respectively positioned on the first metal layer,
It is completed using the same etching technics when making;The source electrode and drain electrode of pixel driven transistor shifts in driving circuit
The source electrode and drain electrode of thin film transistor (TFT), the source electrode and drain electrode of thin film transistor (TFT) in light emission drive circuit be respectively positioned on the second metal
Layer is completed when making using the same etching technics.
Fig. 9 is display panel another kind optional embodiment schematic diagram provided in an embodiment of the present invention.As shown in figure 9,
In first non-display area BA1, on the direction perpendicular to display panel, the signal wire shifted in driving circuit drives with displacement
Unit 11 is overlapping, and the signal wire in light emission drive circuit is also overlapping with luminous driving unit 22.Shift driving unit 11 with
Gate lines G electrical connection in the AA of viewing area, the driving unit 22 that shines are electrically connected with the LED control signal line E in the AA of viewing area.
In the first non-display area BA1, it is then attached to by shining cabling that driving unit 22 is drawn around displacement driving unit 11 aobvious
Show the LED control signal line E of area AA, coiling is merely to clearly illustrate connection relation, and in practice, single by the driving that shines
The cabling that member 22 is drawn can pass through in shifting driving unit 11, it is only necessary to ensure cabling and shift the member in driving unit 11
Device mutually insulated is all right.
Figure 10 is display panel schematic diagram in the related technology.As shown in Figure 10, in some display surfaces with curved corners
In plate, at the positions curved corners HY ', the displacement driving unit 11 ' in non-display area BA ' requires connect in display panel
Gate lines G ', and data line D ' needs to be connected to driving chip IC ' by fan-out line S '.Adjacent with curved corners HY ' non-
Viewing area BA ' internal shifts driving unit 11 ' and fan-out line S ' are required for occupying certain space, lead to the width of non-display area BA '
Spend larger, to solve the above-mentioned problems, inventor is it is further proposed that a solution.
Figure 11 is display panel another kind optional embodiment schematic diagram provided in an embodiment of the present invention.As shown in figure 11,
Display panel further includes the data line D extended along first direction x, and y extends gate lines G in a second direction, second direction y and first
Direction x intersects;Display panel includes driving chip IC;Viewing area AA includes non-square corners Y, adjacent with non-square corners Y
Data line D is connected to driving chip IC by fan-out line S, the gate lines G adjacent with non-square corners Y and displacement driving unit 11
Electrical connection;In the non-display area BA adjacent with non-square corners Y:On the direction of display panel, fan-out line S and displacement
Driving unit 11 is at least partly overlapping.In the embodiment, it is arranged in the non-display area adjacent with non-square corners, fan-out line
S and displacement driving unit 11 are at least partly overlapping, compared with the relevant technologies, can save the space of non-display area, be conducive to show
Show narrowing for panel non-display area, improves screen accounting.In addition in the related art, in the non-display area adjacent with non-square corners
It is interior, in order to realize that displacement driving unit 11 is connected to the grid line of viewing area, and ensure to insulate with fan-out line, shifts driving unit
Connecting wire between the grid line of viewing area needs the design for making bridge line (to do bridge when connecting wire encounters fan-out line
Line designs), larger coupling effect may be will produce in bridge position, causes larger signal delay and interference, causes to show
It is bad;And fan-out line is set in the present invention and is at least partly overlapped with displacement driving unit, displacement driving unit is connected to viewing area
When need not do the design of bridge line, can avoid showing bad.
Optionally, in display panel provided by the invention, non-square corners Y may include the angles C or the angles R, the wherein angles C and R
The definition at angle is with reference to the related definition in mechanical engineering.For display panel, the angles C can be understood as oblique angle, and the angles R can be with
It is interpreted as fillet.
In some alternative embodiments, gate lines G shown in Figure 11 is located at the first metal layer 102, data line D
In second metal layer 104, fan-out line S and the first signal wire X1 and/second signal line X2 are prepared using same film layer.The embodiment party
In formula, fan-out line and the first signal wire and/second signal line are set and prepared using same film layer, fan-out line and the first signal wire
It can be completed the production in the same manufacturing process with/second signal line, only increase a metallic diaphragm knot in display panel
Structure, it will be able to while realizing narrowing for the first non-display area and the non-display area adjacent with non-square corners, improve screen accounting.
Figure 12 is data line and fan-out line connected mode schematic diagram in display panel provided by the invention.As shown in figure 12,
It is electrically connected with fan-out line S by third via K3 in non-display area BA, data line D.Data line and fan-out line are located at different gold
Belong to film layer, is electrically connected so data line and fan-out line need to realize by Via Design.It is also wrapped in the viewing area of display panel
Complicated circuit trace is included, is electrically connected with fan-out line by via if data line is arranged in viewing area, it may be to display
Original circuit trace has an impact in area, namely needs to change original circuit design, and in the embodiment, by third mistake
The non-display area of the position setting in hole, can avoid the design of via to the influence of viewing area.
The present invention also provides a kind of display device, Figure 13 is display device schematic diagram provided in an embodiment of the present invention, is such as schemed
Shown in 13, display device includes the display panel 100 that any embodiment of the present invention provides.Display dress provided in an embodiment of the present invention
It can be any electronic product with display function to set, including but not limited to following classification:Television set, laptop, table
Upper escope, tablet computer, digital camera, mobile phone, Intelligent bracelet, intelligent glasses, Vehicular display device, Medical Devices, industry control
Equipment, touch interactive terminal etc..
By above-described embodiment it is found that the display panel and display device of the present invention, have reached following advantageous effect:
It is placed perpendicular on display panel direction in the first non-display area in the present invention, the first signal wire drives with displacement
Moving cell is overlapping and/or second signal line is overlapping with luminous driving unit, is conducive to narrowing for the first non-display area, improves screen
Accounting.
Although some specific embodiments of the present invention are described in detail by example, the skill of this field
Art personnel it should be understood that example above merely to illustrating, the range being not intended to be limiting of the invention.The skill of this field
Art personnel are it should be understood that can without departing from the scope and spirit of the present invention modify to above example.This hair
Bright range is defined by the following claims.
Claims (12)
1. a kind of display panel, which is characterized in that including:Viewing area and the non-display area for surrounding the viewing area, it is described non-aobvious
Show that area includes the first non-display area extended in a first direction;The display panel includes:
Multiple luminescent devices;
Multiple pixel driven transistors, a pixel driven transistor are electrically connected a luminescent device;
A plurality of grid line, the grid line provide scanning signal;
A plurality of LED control signal line, the LED control signal line provide luminous signal;
Driving circuit is shifted, the displacement driving circuit includes the first signal wire and multiple displacement driving units, and the displacement is driven
The output end of moving cell is electrically connected the grid line;
Light emission drive circuit, the light emission drive circuit include second signal line and multiple luminous driving units, the luminous drive
The output end of moving cell is electrically connected the LED control signal line;
In first non-display area:First signal wire is electrically connected with the displacement driving unit, and perpendicular to described
On the direction of display panel, first signal wire is overlapping with the displacement driving unit;And/or
In first non-display area:The second signal line is electrically connected with the luminous driving unit, and perpendicular to described
On the direction of display panel, the second signal line is overlapping with the luminous driving unit.
2. display panel according to claim 1, which is characterized in that the display panel includes:
Underlay substrate;
The first metal layer, the first metal layer are located on the underlay substrate;
Gate insulating layer, the gate insulating layer are located at side of the first metal layer far from the underlay substrate;
Second metal layer, the second metal layer are located at side of the gate insulating layer far from the first metal layer;
Interlayer insulating film, the interlayer insulating film are located at side of the second metal layer far from the gate insulating layer;
Third metal layer, the third metal layer are located at side of the interlayer insulating film far from the second metal layer;
First signal wire and/or the second signal line are located at the third metal layer.
3. display panel according to claim 2, which is characterized in that the displacement driving unit includes and described first believes
The first film transistor of number line electrical connection, first signal wire are connected to the first film transistor by the first via
Input terminal;
The grid of the first film transistor is located at the first metal layer, the source level of the first film transistor and drain electrode
Positioned at the second metal layer.
4. display panel according to claim 2, which is characterized in that the luminous driving unit includes and described second believes
Second thin film transistor (TFT) of number line electrical connection, the second signal line are connected to second thin film transistor (TFT) by the second via
Input terminal;
The grid of second thin film transistor (TFT) is located at the first metal layer, the source level of second thin film transistor (TFT) and drain electrode
Positioned at the second metal layer.
5. display panel according to claim 2, which is characterized in that the grid of the pixel driven transistor is located at described
The first metal layer, the source level of the pixel driven transistor and drain electrode are located at the second metal layer.
6. display panel according to claim 2, which is characterized in that the display panel further includes along the first direction
The data line of extension, the grid line extend in a second direction, and the second direction is intersected with the first direction;
The display panel includes driving chip;
The viewing area includes non-square corners, and the data line adjacent with the non-square corners is connected to by fan-out line
The driving chip, the grid line adjacent with the non-square corners are electrically connected with the displacement driving unit;
In the non-display area adjacent with the non-square corners:On the direction of the display panel, the fan
Outlet is at least partly overlapping with the displacement driving unit.
7. display panel according to claim 6, which is characterized in that the grid line is located at the first metal layer, institute
Data line bit is stated in the second metal layer, the fan-out line and first signal wire and the/second signal line are using together
It is prepared by one film layer.
8. display panel according to claim 6, which is characterized in that
In the non-display area, the data line is electrically connected by third via with the fan-out line.
9. display panel according to claim 1, which is characterized in that
The displacement driving circuit includes the first initial signal line, the first clock cable, second clock signal wire, the first high electricity
Flat signal wire and the first low level signal line;
First signal wire be the first initial signal line, first clock cable, the second clock signal wire,
At least one of the first high level signal line or the first low level signal line.
10. display panel according to claim 1, which is characterized in that
The light emission drive circuit includes the second initial signal line, third clock cable, the 4th clock cable, the second high electricity
Flat signal wire and the second low level signal line;
The second signal line be the second initial signal line, the third clock cable, the 4th clock cable,
At least one of the second high level signal line or the second low level signal line.
11. display panel according to claim 1, which is characterized in that
The luminous driving unit is located at the displacement driving unit far from the viewing area side.
12. a kind of display device, which is characterized in that including claim 1 to 11 any one of them display panel.
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CN201810630154.7A CN108630144A (en) | 2018-06-19 | 2018-06-19 | Display panel and display device |
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Application publication date: 20181009 |