CN109036135A - Bending display panel and electronic equipment - Google Patents
Bending display panel and electronic equipment Download PDFInfo
- Publication number
- CN109036135A CN109036135A CN201810863900.7A CN201810863900A CN109036135A CN 109036135 A CN109036135 A CN 109036135A CN 201810863900 A CN201810863900 A CN 201810863900A CN 109036135 A CN109036135 A CN 109036135A
- Authority
- CN
- China
- Prior art keywords
- cathode
- display panel
- layer
- area
- bending
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
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
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/805—Electrodes
- H10K50/81—Anodes
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/805—Electrodes
- H10K50/82—Cathodes
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Electroluminescent Light Sources (AREA)
Abstract
The invention discloses a bending display panel and electronic equipment, comprising a display area and a frame area surrounding the display area, wherein the bending display panel is provided with at least one bending area; the display area includes a pixel array disposed on the substrate, the pixel array including: an anode layer disposed at one side of the substrate, the anode layer including a plurality of independent anode units; the light-emitting layer is arranged on one side, away from the substrate, of the anode layer and comprises a plurality of independent light-emitting units, each light-emitting unit and each anode unit are arranged in a one-to-one mode in a first direction, and the first direction is perpendicular to the substrate; the cathode layer is arranged on one side, away from the anode layer, of the light emitting layer, and a hollow area is arranged on the part, located in the bending area, of the cathode layer. The bending display panel greatly buffers the stress generated by the cathode layer when bending, and further solves the problem that the cathode layer is broken or falls off. This electronic equipment adopts this display panel that buckles, reduces the problem that the cathode layer splits or drops, its life of improvement of very big degree.
Description
Technical field
The present invention relates to flexible display technologies fields, more specifically more particularly to a kind of bending display panel and electronics
Equipment.
Background technique
It is aobvious that Organic Light Emitting Diode (Organic Light-Emitting Diode, OLED) is also known as organic electric laser
Show, organic luminous semiconductor there is that self-luminous, wide viewing angle, high contrast, power consumption is low and reaction speed is fast, it is wide
It is general to be applied to the display fields such as mobile phone, DV, DVD player, laptop and TV.
OLED display panel for traditional liquid crystal display panel (Liquid Crystal Display, LCD),
Flexible Displays are able to achieve, so that height can carry, bent display technology becomes an important breakthrough in field.
For bent display panel, cathode layer uses whole face film layer structure, and cathode layer is mostly metal material
The cathode layer of material, then, due to the big problem of full wafer stress in thin film, will lead to cathode in the case where display panel is repeatedly bent
Fault rupture falls off, to reduce the service life of display panel.
Summary of the invention
To solve the above problems, the present invention provides a kind of bending display panel and electronic equipment, the bending display panel
The stress for having buffered cathode layer and having been generated in bending of high degree, and then solve the problems, such as cathode fault rupture or fall off.
To achieve the above object, the invention provides the following technical scheme:
A kind of bending display panel, the rim area including viewing area and the encirclement viewing area, the bending display panel
With at least one bent area；
The viewing area includes the pixel array being arranged in substrate, and the pixel array includes:
The anode layer of the substrate side is set, and the anode layer includes multiple independent anode units；
The luminescent layer that the anode layer deviates from the substrate side is set, and the luminescent layer includes multiple independent luminous
Unit, and in a first direction, each luminescence unit is oppositely arranged one by one with each anode unit, the first party
To perpendicular to the substrate；
The cathode layer that the luminescent layer deviates from the anode layer side is set, and the cathode layer is located at the bent area
Part is provided with hollowed out area.
Preferably, in above-mentioned bending display panel, the hollowed out area is opposite between the adjacent luminescence unit
On the cathode layer answered.
Preferably, in above-mentioned bending display panel, the hollowed out area includes the opening being arranged on the cathode layer,
For the opening for the cathode layer to be divided into multiple independent cathode blocks, each cathode block at least covers the hair
Light unit.
Preferably, in above-mentioned bending display panel, the two sides of the bendable folding area are respectively provided with a part of non-bent area；
The part that the cathode layer is located at the bent area is divided into multiple independent cathode blocks, the two neighboring yin
There is the opening between the block of pole.
Preferably, in above-mentioned bending display panel, the cathode layer is located at the part of the non-bent area and is located at institute
The part for stating bent area passes through the corresponding opening separation；
The part that the cathode layer is located at the non-bent area is full wafer film layer structure.
Preferably, in above-mentioned bending display panel, the quantity that each cathode block covers the luminescence unit is identical,
And multiple cathode blocks are arranged in array.
Preferably, in above-mentioned bending display panel, on the line direction of the array arrangement and/or on column direction, phase
Spacing between the adjacent cathode block is less than or equal to the spacing between the adjacent pixel unit.
Preferably, it in above-mentioned bending display panel, is electrically connected between the adjacent cathode block by first connecting portion.
Preferably, in above-mentioned bending display panel, the width of the cathode block is greater than the width of the first connecting portion.
It preferably, further include at least one the first signal wires in above-mentioned bending display panel；First signal wire position
Described in adjacent two column or adjacent rows between cathode block, cathode block described in first signal wire and two column or two row it
Between the first connecting portion electrical connection.
Preferably, in above-mentioned bending display panel, the width of first signal wire is less than adjacent two column or adjacent two
Spacing between the row cathode block.
Preferably, in above-mentioned bending display panel, the cathode block adjacent with the rim area extends to the side
Frame area, and cover signal wire.
Preferably, in above-mentioned bending display panel, the cathode block positioned at the rim area is provided with hollowed out area.
Preferably, in above-mentioned bending display panel, the hollowed out area is bar shaped hollowed out area, the bar shaped vacancy section
The extending direction in domain is parallel to the bending axis direction of the bent area.
The present invention also provides a kind of electronic equipment, the electronic equipment includes bending display surface described in any of the above embodiments
Plate.
As can be seen from the above description, a kind of bending display panel provided by the invention is described by the way that the cathode layer to be located at
The part of bent area is provided with hollowed out area, which can be answered with what the buffering cathode layer of high degree was generated in bending
Power, and then solve the problems, such as cathode fault rupture or fall off.
The electronic equipment is by using the bending display panel, the problem of reducing cathode fault rupture or fall off, and then greatly
Degree improves its service life.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is a kind of structural schematic diagram for bending display panel provided in an embodiment of the present invention；
Fig. 2 is the structural schematic diagram of another bending display panel provided in an embodiment of the present invention；
Fig. 3 is a kind of schematic cross-section of the Fig. 1 provided in an embodiment of the present invention along the direction AA '；
Fig. 4 is the structural schematic diagram that a kind of cathode layer provided in an embodiment of the present invention has bar shaped hollowed out area；
Fig. 5 is the structural schematic diagram that another cathode layer provided in an embodiment of the present invention has bar shaped hollowed out area；
Fig. 6 is the structural schematic diagram that a kind of cathode layer provided in an embodiment of the present invention has opening；
Fig. 7 is the structural schematic diagram that a kind of cathode block provided in an embodiment of the present invention covers pixel unit；
Fig. 8 is the structural schematic diagram that another cathode block provided in an embodiment of the present invention covers pixel unit；
Fig. 9 is a kind of structural schematic diagram of cathode block array arrangement provided in an embodiment of the present invention；
Figure 10 is a kind of attachment structure schematic diagram of cathode block array arrangement provided in an embodiment of the present invention；
Figure 11 is the attachment structure schematic diagram of another cathode block array arrangement provided in an embodiment of the present invention；
Figure 12 is the attachment structure schematic diagram of another cathode block array arrangement provided in an embodiment of the present invention；
Figure 13 is the attachment structure schematic diagram of another cathode block array arrangement provided in an embodiment of the present invention；
Figure 14 is a kind of structural schematic diagram of cathode layer provided in an embodiment of the present invention；
Figure 15 is the structural schematic diagram that a kind of bending display panel provided in an embodiment of the present invention is in bending state.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real
Applying mode, the present invention is described in further detail.
With reference to Fig. 1, Fig. 1 is a kind of structural schematic diagram for bending display panel provided in an embodiment of the present invention, and the bending is aobvious
Show panel, the rim area 11 including viewing area 12 and the encirclement viewing area 12, the bending display panel has at least one
Bent area 13, the bent area 13 are extended to the rim area 11 of the opposite other side by the side rim area 11 of the viewing area 12.
With reference to Fig. 2, Fig. 2 is the structural schematic diagram of another bending display panel provided in an embodiment of the present invention, described aobvious
Show that area 12 includes the pixel array being arranged in substrate 21, the pixel array includes:
The anode layer 211 of 21 side of substrate is set, and the anode layer 211 includes multiple independent anode units；
The luminescent layer 212 that the anode layer 211 deviates from 21 side of substrate is set, and the luminescent layer 212 includes more
A independent luminescence unit, and in a first direction, each luminescence unit is set relatively one by one with each anode unit
It sets, the first direction is perpendicular to the substrate 21；
The cathode layer 14 that the luminescent layer 212 deviates from 211 side of anode layer is set, and the cathode layer 14 is located at institute
The part for stating bent area 13 is provided with hollowed out area 15.
That is, the pixel array includes multiple pixel units, red pixel cell 16,17 and of green pixel cell
Blue pixel cells 18, each pixel unit further include: be successively set between the anode layer 211 and the luminescent layer 212
Hole injection layer and hole transmission layer, and the electron-transport being arranged between the luminescent layer 212 and the cathode layer 14
Layer, each pixel unit are used to issue the light of different colours.
Specifically, the anode layer 211 of each pixel unit is self-existent anode unit, luminescent layer 212 is equally also
Self-existent luminescence unit, only cathode layer 14 are what all pixel units shared, also, in embodiments of the present invention,
The part that cathode layer 14 is located at the bent area 13 is provided with hollowed out area 15, it can be with the buffering cathode layer of high degree
14 stress generated in bending, and then solve the problems, such as the fracture of cathode layer 14 or fall off.
It should be noted that the positional relationship of cathode layer 14 shown in FIG. 1 and pixel array is described in pixel array is located at
Between cathode layer 14 and the substrate 21.
Further, as shown in figure 3, Fig. 3 is that a kind of Fig. 1 provided in an embodiment of the present invention illustrates along the section in the direction AA '
Figure.The bending display panel further include: buffer layer 22, TFT between the substrate 21 and the pixel array are set
(Thin Film Transistor, thin film transistor (TFT)) layer 23 and pixel defining layer 25.
Specifically, the pixel defining layer 25 includes the opening of multiple array arrangements, the opening is for being arranged the picture
The pixel unit of plain unit, multiple array arrangements forms the pixel array.
It should be noted that only illustrating so that the pixel defining layer 25 includes three openings as an example in Fig. 3, also, institute
Stating pixel defining layer 25 includes multilayered structure, is no longer elaborated herein.
Wherein, the substrate 21 is the substrate of insulating material flexible, has the spies such as extensible, bent or flexible
Property, material includes but is not limited to polyimide material (abbreviation PI) or makrolon material (abbreviation PC) or poly- terephthaldehyde
Sour glycol ester material (abbreviation PET) etc..
The buffer layer 22 includes but is not limited to inorganic material layer or organic material layer, wherein the material of inorganic material layer
Material includes but is not limited to silica, silicon nitride, silicon oxynitride, aluminium oxide or aluminium nitride etc., and the material of organic material layer includes
But be not limited to acrylic or PI etc..
The TFT layer 23 includes but is not limited to multiple thin film transistor (TFT)s 24, passivation layer 27 and planarization layer 28, wherein
The thin film transistor (TFT) 24 includes active layer 241, grid 242, source electrode 243, drain electrode 244, and the TFT layer 23 further includes that setting exists
Gate insulating layer 25 between the active layer 241 and the grid 242, setting in the grid 242 and the source electrode 243 and
Interlayer insulating film 26 between the drain electrode 244, setting deviate from the layer insulation in the source electrode 243 and the drain electrode 244
The planarization that the passivation layer 27 deviates from 26 side of interlayer insulating film is arranged in the passivation layer 27 of 26 side of layer
Layer 28, wherein the side that the planarization layer 28 deviates from the substrate 21 is arranged in the pixel defining layer 25.
It should be noted that the source electrode 243 and the drain electrode 244 are located on the same floor.
It should be noted that the thin film transistor (TFT) 24 can be that P-type TFT can also in embodiments of the present invention
Think N-type TFT, illustrates by taking P-type TFT as an example in embodiments of the present invention.
When the thin film transistor (TFT) 24 can be P-type TFT, the anode unit and the p-type film crystal
The drain electrode of pipe connects.
When the thin film transistor (TFT) 24 can be N-type TFT, the anode unit and the N-type film crystal
The source electrode of pipe connects.
Its specific connection type is as shown in figure 3, by performing etching the planarization layer 28 and the passivation layer 27
Processing forms through-hole, to expose the corresponding electrode tip of the thin film transistor (TFT) 24, and then makes anode unit and the film
The electrical connection of the corresponding electrode end in contact of transistor 24.
As can be seen from the above description, a kind of bending display panel provided by the invention, by being arranged on full wafer cathode layer
Hollowed out area, the stress which can be generated with the buffering cathode layer of high degree in bending, and then solve cathode
Fault rupture or the problem of fall off.
Further, the hollowed out area is between the adjacent luminescence unit on the corresponding cathode layer.
Specifically, as shown in Figure 1, the corresponding yin between the two neighboring pixel unit of the hollowed out area 15
On pole layer 14, for guaranteeing the pixel unit described in all standing in a first direction of cathode layer 14.
Optionally, as shown in figure 4, Fig. 4 is that a kind of cathode layer provided in an embodiment of the present invention has bar shaped hollowed out area
Structural schematic diagram, the hollowed out area are bar shaped hollowed out area 19, and the extending direction of the bar shaped hollowed out area 19 is parallel to institute
The bending axis direction for stating bent area 13, in the bending axis direction, the width of the bar shaped hollowed out area 19 is equal to the yin
The width of pole layer 14.
Specifically, as shown in figure 4, the bar shaped hollowed out area 19 full wafer cathode film layer can be divided into it is multiple independent
Bar shaped cathode electrode unit, there are gap, the corresponding pixels of interstitial site between the two neighboring bar shaped cathode electrode unit
Interstitial site between unit, and the gap width between the bar shaped cathode electrode unit is less than or equal between the pixel unit
Gap width.
It should be noted that if after the cathode layer 14 is divided into multiple independent bar shaped cathode electrode units, need by
Multiple bar shaped cathode electrode units link together.
Optionally, as shown in figure 5, Fig. 5 is that another cathode layer provided in an embodiment of the present invention has bar shaped hollowed out area
Structural schematic diagram, the hollowed out area is bar shaped hollowed out area 19, and the extending direction of the bar shaped hollowed out area 19 is parallel to
The bending axis direction of the bent area, in the bending axis direction, the width of the bar shaped hollowed out area is less than the cathode
The width of layer.
Specifically, the bar shaped hollowed out area is on the position between the pixel unit, and the bar shaped vacancy section
The width in domain is less than or equal to the width between the pixel unit.
Wherein, the extending direction of the bar shaped hollowed out area 19 is parallel to the bending axis direction of the bent area 13, is
The stress generated for further decreasing the cathode layer 14 by bending.
Further, as shown in fig. 6, Fig. 6 is that there is a kind of cathode layer provided in an embodiment of the present invention the structure of opening to show
It is intended to, the hollowed out area includes the opening being arranged on the cathode layer 14, and the opening is for dividing the cathode layer 14
For multiple independent cathode blocks 141, each cathode block 141 at least covers the luminescence unit.
Specifically, the interstitial site between the corresponding pixel unit of aperture position, each cathode block 141 is covered
The quantity of the luminescence unit can be different, i.e., the quantity for the pixel unit that each cathode block 141 covers can be different,
For example, as shown in fig. 7, Fig. 7 is the structural schematic diagram that a kind of cathode block provided in an embodiment of the present invention covers pixel unit, wherein
The cathode block 141 covers 1 pixel unit, as shown in figure 8, Fig. 8 is another cathode provided in an embodiment of the present invention
Block covers the structural schematic diagram of pixel unit, wherein the cathode block 141 can cover 4 described pixel units etc..
As can be seen from the above description, by the way that multiple openings are arranged on full wafer cathode layer 14, full wafer cathode layer 14 is carried out
Patterned process, to form multiple independent cathode blocks 141, then being generated on cathode layer 14 when bending display panel bending
Stress can be diffused into the open region, and then high degree has buffered the stress generated on cathode layer 14, and then solves
The problem of cathode layer 14 is broken or falls off.
Further, as shown in figure 9, Fig. 9 is that a kind of structure of cathode block array arrangement provided in an embodiment of the present invention is shown
It is intended to, the quantity that each cathode block 141 covers the luminescence unit is identical, and multiple cathode blocks 141 are arranged in array
Cloth.
Specifically, it is identical by the quantity that each cathode block 141 is covered the pixel unit, it can simplify cathode
The manufacture craft of layer 14.
It should be noted that Fig. 9 only embodies 141 structure of cathode block, its pixel covered is not embodied
Cellular construction.
Further, as shown in figure 9, on the line direction of the array arrangement, i.e. the direction AA ' in Fig. 1, the adjacent yin
Spacing between the block of pole is less than or equal to the spacing between the adjacent pixel unit.
Specifically, the spacing between the adjacent cathode block is set smaller than or is equal between the adjacent pixel unit
Spacing, be for guaranteeing cathode block pixel unit described in all standing in a first direction.
Further, as shown in Figure 10, Figure 10 is a kind of connection of cathode block array arrangement provided in an embodiment of the present invention
Structural schematic diagram is electrically connected between the adjacent cathode block 141 by first connecting portion 91 on the line direction of the array arrangement
It connects.
Specifically, the first connecting portion 91 includes but is not limited to metal wire, for by the cathode block 141 described
It is electrically connected on line direction.The metal wire passes through the deposition side of ALD (Atomic Layer Deposition, atomic layer deposition)
Formula is formed, and metal wire has stronger ductility and electric conductivity, for preventing the first connecting portion 91 in the process of bending
Fracture.
Optionally, the metal wire is bending metal wire, and bending extending direction is vertical with the bending axis direction, into one
Step prevents the metal wire from there are problems that fracture in the process of bending.
Further, as shown in Figure 10, on the column direction of the array arrangement, i.e. the direction BB ' in Fig. 1, the cathode
The width of block 141 is greater than the width of the first connecting portion 91.
Specifically, there is no the gaps between the two neighboring cathode block 141 of all standing for the first connecting portion 91, only
It need to guarantee that the first connecting portion 91 plays the role of electrical connection.
Further, as shown in figure 11, Figure 11 is the company of another cathode block array arrangement provided in an embodiment of the present invention
Connect structural schematic diagram, the bending display panel further includes at least one the first signal wires 92；First signal wire 92 is located at
Adjacent two arrange between the cathode block 141, described first between first signal wire 92 and the two column cathode block 141
Interconnecting piece 91 is electrically connected.
Specifically, on the line direction of the array arrangement, after the completion of being electrically connected by the first connecting portion 91, if
It sets first signal wire 92 and the cathode block 141 of every a line is led into frame wiring layer.
It follows that in embodiments of the present invention, cathode layer can be completed by the one or more the first signal wires 92
Frame wiring, high degree simplify 14 frame wire laying mode of cathode layer.
Further, as shown in figure 11, on the line direction of the array arrangement, the width of first signal wire 92 is small
Spacing between the adjacent two column cathode block 141.
Specifically, there is no the gaps between all standing adjacent two column cathode block 141 for first signal wire 92, only
It need to guarantee that first signal wire 92 plays the role of electrical connection.
As can be seen from the above description, when the wiring layer of bending display panel is in the top frame of the bending display panel
When, the wire laying mode provided through the embodiment of the present invention can be by the cathode layer using first connecting portion and the first signal wire
Wiring introduce the top frame of the bending display panel, and the wire laying mode is simple, also, first connecting portion have it is relatively strong
Ductility, further enhance the bending resistance of the cathode layer.
Further, as shown in figure 9, on the column direction of the array arrangement, between the adjacent cathode block 141 between
Away from the spacing being less than or equal between the adjacent pixel unit.
Specifically, the spacing between the adjacent cathode block 141 to be set smaller than to or is equal to the adjacent pixel unit
Between spacing, be for guaranteeing the pixel unit described in all standing in a first direction of cathode block 141.
Further, as shown in figure 12, Figure 12 is the company of another cathode block array arrangement provided in an embodiment of the present invention
Structural schematic diagram is connect, on the column direction of the array arrangement, passes through 93 electricity of second connecting portion between the adjacent cathode block 141
Connection.
Specifically, the second connecting portion 93 includes but is not limited to metal wire, for by the cathode block 141 described
It is electrically connected on column direction.The metal wire is formed by the depositional mode of ALD, and metal wire has stronger ductility and conduction
Property, for preventing the fracture of second connecting portion 93 in the process of bending.
Optionally, the metal wire is bending metal wire, bends the bending extending direction and the bending axis of metal wire
Direction is parallel, and the metal wire is further prevented to there are problems that fracture in the process of bending.
Further, as shown in figure 12, on the line direction of the array arrangement, the width of the cathode block 141 is greater than
The width of the second connecting portion 93.
Specifically, there is no the gaps between the two neighboring cathode block 141 of all standing for the second connecting portion 93, only
It need to guarantee that the second connecting portion 93 plays the role of electrical connection.
Further, as shown in figure 13, Figure 13 is the company of another cathode block array arrangement provided in an embodiment of the present invention
Structural schematic diagram is connect, the bending display panel further includes at least one second signal line 94；The second signal line 94 is located at
Between cathode block 141 described in adjacent rows, between cathode block 141 described in the second signal line 94 and two row described second
Interconnecting piece 93 is electrically connected.
Specifically, on the column direction of the array arrangement, after the completion of being electrically connected by the second connecting portion 93, if
It sets the second signal line 94 and the cathode block 141 of each column is led into frame wiring layer.
It follows that in embodiments of the present invention, cathode layer can be completed by one or more second signal line 94
Frame wiring, high degree simplify cathode layer frame wire laying mode.
Further, as shown in figure 13, on the column direction of the array arrangement, the width of the second signal line 94 is small
Spacing between the cathode block 141 described in adjacent rows.
Specifically, there is no the gaps between cathode block 141 described in all standing adjacent rows for the second signal line 94, only
It need to guarantee that the second signal line 94 plays the role of electrical connection.
As can be seen from the above description, when the wiring layer of bending display panel is in the two sides frame of the bending display panel
When, the wire laying mode provided through the embodiment of the present invention can be by the cathode layer using second connecting portion and second signal line
Wiring introduce the two sides frame of the bending display panel, and the wire laying mode is simple, also, second connecting portion have it is relatively strong
Ductility, further enhance the bending resistance of the cathode layer.
Further, the cathode block adjacent with the rim area extends to the rim area, and covers signal wire.
Specifically, the cathode block, which is directly extended to the rim area, covers signal wire, the first signal wire is not used
Or second signal line, avoid the problem that cathode layer signal lead occurs fracture and influences display effect when bending.
Optionally, the cathode block positioned at the rim area is provided with hollowed out area.
Specifically, the part that the cathode block is located at the rim area carries out hollowing out processing, prevent from being located at frame when bending
The cathode block in area is cracked and extends to viewing area, and then influences display effect.This hollows out processing, yin when can buffer bending
The situation for avoiding cathode block cracked of the stress generated on the block of pole, high degree occurs.
Further, as shown in Figure 14 and Figure 15, Figure 14 is that a kind of structure of cathode layer provided in an embodiment of the present invention is shown
Be intended to, Figure 15 is that a kind of bending display panel provided in an embodiment of the present invention is in the structural schematic diagram of bending state, it is described can
The two sides of bent area are respectively provided with a part of non-bent area；
The part that the cathode layer 14 is located at the bent area 13 is divided into multiple independent cathode blocks, two neighboring institute
Stating has the opening between cathode block.
The part that the cathode layer 14 is located at the non-bent area passes through corresponding institute with the part for being located at the bent area
State opening separation；The part that the cathode layer is located at the non-bent area is full wafer film layer structure.
That is, the cathode layer for being located at bent area is configured using the structure of above-mentioned cathode block, it is located at non-bent area
Cathode layer using full wafer film layer structure be arranged.The set-up mode can be with the reduction cathode layer manufacture craft of high degree.
Based on a kind of bending display panel of the above-mentioned offer of the present invention, the present invention also provides a kind of electronic equipment, described
Electronic equipment includes the bending display panel.
Specifically, the electronic equipment includes but is not limited to plate or mobile phone etc..
The electronic equipment is by using the bending display panel, the problem of reducing cathode fault rupture or fall off, and then greatly
Degree improves its service life.
It should be noted that all the embodiments in this specification are described in a progressive manner, each embodiment weight
Point explanation is the difference from other embodiments, and the same or similar parts between the embodiments can be referred to each other.
It should also be noted that, herein, relational terms such as first and second and the like are used merely to one
Entity or operation are distinguished with another entity or operation, without necessarily requiring or implying between these entities or operation
There are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant are intended to contain
Lid non-exclusive inclusion, so that article or equipment including a series of elements not only include those elements, but also
It including other elements that are not explicitly listed, or further include for this article or the intrinsic element of equipment.Do not having
In the case where more limitations, the element that is limited by sentence "including a ...", it is not excluded that in the article including above-mentioned element
Or there is also other identical elements in equipment.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (15)
1. a kind of bending display panel, the rim area including viewing area and the encirclement viewing area, which is characterized in that the bending
Display panel has at least one bent area；
The viewing area includes the pixel array being arranged in substrate, and the pixel array includes:
The anode layer of the substrate side is set, and the anode layer includes multiple independent anode units；
The luminescent layer that the anode layer deviates from the substrate side is set, and the luminescent layer includes multiple independent luminous lists
Member, and in a first direction, each luminescence unit is oppositely arranged one by one with each anode unit, the first direction
Perpendicular to the substrate；
The cathode layer that the luminescent layer deviates from the anode layer side is set, and the cathode layer is located at the part of the bent area
It is provided with hollowed out area.
2. bending display panel according to claim 1, which is characterized in that the hollowed out area is located at adjacent described luminous
Between unit on the corresponding cathode layer.
3. bending display panel according to claim 1, which is characterized in that the hollowed out area includes being arranged in the yin
Opening on the layer of pole, the opening is for being divided into multiple independent cathode blocks for the cathode layer, and each cathode block is at least
Cover a luminescence unit.
4. bending display panel according to claim 3, which is characterized in that the two sides of the bendable folding area are respectively provided with one
The non-bent area in part；
The part that the cathode layer is located at the bent area is divided into multiple independent cathode blocks, the two neighboring cathode block
Between have the opening.
5. bending display panel according to claim 4, which is characterized in that the cathode layer is located at the non-bent area
Part is separated with the part for being located at the bent area by the corresponding opening；
The part that the cathode layer is located at the non-bent area is full wafer film layer structure.
6. bending display panel according to claim 3, which is characterized in that each cathode block covers the luminous list
The quantity of member is identical, and multiple cathode blocks are arranged in array.
7. bending display panel according to claim 6, which is characterized in that on the line direction of the array arrangement and/
Or on column direction, the spacing between the adjacent cathode block is less than or equal to the spacing between the adjacent pixel unit.
8. bending display panel according to claim 6, which is characterized in that connect between the adjacent cathode block by first
Socket part electrical connection.
9. bending display panel according to claim 8, which is characterized in that the width of the cathode block is greater than described first
The width of interconnecting piece.
10. bending display panel according to claim 9, which is characterized in that further include at least one the first signal wires；Institute
The first signal wire is stated to be located at described in adjacent two column or adjacent rows between cathode block, first signal wire and two column or this two
First connecting portion electrical connection between the row cathode block.
11. bending display panel according to claim 10, which is characterized in that the width of first signal wire is less than phase
Spacing between cathode block described in two column of neighbour or adjacent rows.
12. bending display panel according to claim 6, which is characterized in that the cathode adjacent with the rim area
Block extends to the rim area, and covers signal wire.
13. bending display panel according to claim 12, which is characterized in that the cathode block positioned at the rim area
It is provided with hollowed out area.
14. bending display panel according to claim 1, which is characterized in that the hollowed out area is bar shaped hollowed out area,
The extending direction of the bar shaped hollowed out area is parallel to the bending axis direction of the bent area.
15. a kind of electronic equipment, which is characterized in that the electronic equipment includes above-mentioned as claim 1-14 is described in any item
Bend display panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810863900.7A CN109036135A (en) | 2018-08-01 | 2018-08-01 | Bending display panel and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810863900.7A CN109036135A (en) | 2018-08-01 | 2018-08-01 | Bending display panel and electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109036135A true CN109036135A (en) | 2018-12-18 |
Family
ID=64647338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810863900.7A Pending CN109036135A (en) | 2018-08-01 | 2018-08-01 | Bending display panel and electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109036135A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110085128A (en) * | 2019-05-24 | 2019-08-02 | 京东方科技集团股份有限公司 | Display panel and display equipment |
| CN110942041A (en) * | 2019-11-29 | 2020-03-31 | 京东方科技集团股份有限公司 | Display substrate, method of making the same, and display device |
| CN111755421A (en) * | 2020-06-29 | 2020-10-09 | 上海天马微电子有限公司 | A display panel, method for producing the same, and display device |
| CN112750365A (en) * | 2019-10-31 | 2021-05-04 | 华为技术有限公司 | Flexible display screen and electronic equipment |
| CN114333584A (en) * | 2021-12-28 | 2022-04-12 | 深圳市华星光电半导体显示技术有限公司 | Folding display panel and manufacturing method thereof |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103887261A (en) * | 2014-03-03 | 2014-06-25 | 京东方科技集团股份有限公司 | Flexible displayer and manufacturing method thereof |
| CN105789262A (en) * | 2016-04-29 | 2016-07-20 | 京东方科技集团股份有限公司 | Flexible display substrate and manufacturing method thereof, and flexible display device |
| CN107819016A (en) * | 2017-10-30 | 2018-03-20 | 武汉天马微电子有限公司 | Display panel and display device |
| US20180102399A1 (en) * | 2016-10-06 | 2018-04-12 | Samsung Display Co., Ltd. | Flexible display device and method of manufacturing the same |
| JP2018063383A (en) * | 2016-10-14 | 2018-04-19 | 株式会社ジャパンディスプレイ | Display device and method for manufacturing display device |
| CN207338345U (en) * | 2017-11-13 | 2018-05-08 | 京东方科技集团股份有限公司 | A kind of flexible display substrates and flexible display apparatus |
| CN108155218A (en) * | 2017-12-29 | 2018-06-12 | 云谷（固安）科技有限公司 | Flexible display screen |
| CN108230907A (en) * | 2018-01-03 | 2018-06-29 | 上海天马有机发光显示技术有限公司 | Flexible display screen and display device |
| CN108334215A (en) * | 2017-01-20 | 2018-07-27 | 京东方科技集团股份有限公司 | A kind of flexibility touch panel and display device |
-
2018
- 2018-08-01 CN CN201810863900.7A patent/CN109036135A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103887261A (en) * | 2014-03-03 | 2014-06-25 | 京东方科技集团股份有限公司 | Flexible displayer and manufacturing method thereof |
| CN105789262A (en) * | 2016-04-29 | 2016-07-20 | 京东方科技集团股份有限公司 | Flexible display substrate and manufacturing method thereof, and flexible display device |
| US20180102399A1 (en) * | 2016-10-06 | 2018-04-12 | Samsung Display Co., Ltd. | Flexible display device and method of manufacturing the same |
| JP2018063383A (en) * | 2016-10-14 | 2018-04-19 | 株式会社ジャパンディスプレイ | Display device and method for manufacturing display device |
| CN108334215A (en) * | 2017-01-20 | 2018-07-27 | 京东方科技集团股份有限公司 | A kind of flexibility touch panel and display device |
| CN107819016A (en) * | 2017-10-30 | 2018-03-20 | 武汉天马微电子有限公司 | Display panel and display device |
| CN207338345U (en) * | 2017-11-13 | 2018-05-08 | 京东方科技集团股份有限公司 | A kind of flexible display substrates and flexible display apparatus |
| CN108155218A (en) * | 2017-12-29 | 2018-06-12 | 云谷（固安）科技有限公司 | Flexible display screen |
| CN108230907A (en) * | 2018-01-03 | 2018-06-29 | 上海天马有机发光显示技术有限公司 | Flexible display screen and display device |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110085128A (en) * | 2019-05-24 | 2019-08-02 | 京东方科技集团股份有限公司 | Display panel and display equipment |
| CN112750365A (en) * | 2019-10-31 | 2021-05-04 | 华为技术有限公司 | Flexible display screen and electronic equipment |
| US12259755B2 (en) | 2019-10-31 | 2025-03-25 | Huawei Technologies Co., Ltd. | Flexible display and electronic device |
| CN110942041A (en) * | 2019-11-29 | 2020-03-31 | 京东方科技集团股份有限公司 | Display substrate, method of making the same, and display device |
| CN110942041B (en) * | 2019-11-29 | 2023-11-28 | 京东方科技集团股份有限公司 | Display substrate, manufacturing method and display device thereof |
| CN111755421A (en) * | 2020-06-29 | 2020-10-09 | 上海天马微电子有限公司 | A display panel, method for producing the same, and display device |
| CN114333584A (en) * | 2021-12-28 | 2022-04-12 | 深圳市华星光电半导体显示技术有限公司 | Folding display panel and manufacturing method thereof |
| CN114333584B (en) * | 2021-12-28 | 2023-02-28 | 深圳市华星光电半导体显示技术有限公司 | Folding display panel and manufacturing method thereof |
| US12007805B2 (en) | 2021-12-28 | 2024-06-11 | Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | Foldable display panel and manufacturing method of foldable display panel |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US12207511B2 (en) | Display device | |
| US10700147B2 (en) | Array substrate, organic light emitting display panel and organic light emitting display device | |
| CN109036135A (en) | Bending display panel and electronic equipment | |
| CN209150099U (en) | A kind of display panel and display device | |
| CN114497169B (en) | Display Devices | |
| CN110429116A (en) | A kind of manufacturing method of array substrate, display panel and array substrate | |
| CN109346504A (en) | Flexible display panel and display device | |
| CN106653815B (en) | Organic light-emitting display panel, manufacturing method thereof and display device | |
| CN109887956B (en) | Flexible array substrate of organic light emitting diode | |
| CN102629621A (en) | Circuit, array substrate and manufacturing method thereof, and display | |
| CN109830504A (en) | Stretchable display structure and its manufacturing method and display device | |
| TWI567468B (en) | Pixel element and pixel array | |
| KR20120072173A (en) | Array substrate for organic electro luminescent device | |
| CN107403817A (en) | display device | |
| CN207303105U (en) | Display panel and terminal | |
| CN107819016A (en) | Display panel and display device | |
| CN114503274A (en) | Display substrate and display device | |
| WO2021196372A1 (en) | Display panel and manufacturing method therefor | |
| JP2023528696A (en) | Display panel and display device | |
| CN102760750B (en) | Organic light emitting diode (OLED) metal oxide and preparation method thereof | |
| CN109449190A (en) | A kind of flexible display panels and OLED display | |
| KR20230033473A (en) | Display device | |
| CN107808638B (en) | Display panel and display device | |
| JP2024096031A (en) | Display device | |
| CN205177844U (en) | Flexible conductor wire and be provided with flexible backplate of said flexible electric conductivity |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181218 |
|
| RJ01 | Rejection of invention patent application after publication |