CN109659331A - A kind of AMOLED luminescent panel and display device - Google Patents
A kind of AMOLED luminescent panel and display device Download PDFInfo
- Publication number
- CN109659331A CN109659331A CN201710940835.9A CN201710940835A CN109659331A CN 109659331 A CN109659331 A CN 109659331A CN 201710940835 A CN201710940835 A CN 201710940835A CN 109659331 A CN109659331 A CN 109659331A
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- Prior art keywords
- luminescent panel
- layer
- amoled
- pet
- foamed cotton
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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
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Electroluminescent Light Sources (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The embodiment of the invention discloses a kind of AMOLED luminescent panel and display devices, it include: AMOLED luminescent panel include display area and the area OLB positioned at display area side, it is provided with driving IC in the area OLB, at least side of IC is driven to be provided with buffer structure made of the foamed cotton layer as pet layer and above pet layer stacks.Since the buffer structure that at least side of the driving IC in the area OLB is arranged is stacked by pet layer and the foamed cotton layer above pet layer, and, since the material of pet layer is harder, the material is soft for foamed cotton layer, thus, play certain support protective effect in the area pet layer Ke Dui OLB in the buffer structure, and foamed cotton layer therein can play preferable buffer protection function to the area OLB, in turn, the structural strength of AMOLED luminescent panel can effectively be enhanced, when being impacted to avoid AMOLED luminescent panel, the problem of influencing the display performance of AMOLED luminescent panel due to rupture occurs for the area OLB or is broken, to effectively improve the service performance of AMOLED luminescent panel.
Description
Technical field
The present invention relates to field of display technology more particularly to a kind of AMOLED luminescent panel and display devices.
Background technique
AMOLED (Active Matrix/Organic Light Emitting Diode, active matrix organic light-emitting two
Polar body) it is a kind of novel display technology.Since there is display effect using the AMOLED luminescent panel of AMOLED technology manufacture
It is good, size is thinner, low power consumption and other advantages, be widely applied in the field of display screen of intelligent terminal.
IC (Integrated Circuit, integrated circuit) and FPC (Flexible are driven in AMOLED luminescent panel
Printed Circuit, flexible circuit board) region of bonding is known as OLB (Outer Lead Bonding, outer pin bonding)
Area.Since the area OLB of AMOLED luminescent panel is frangible single-glass, the mechanism of existing AMOLED luminescent panel
Intensity is weaker, when so that AMOLED luminescent panel is by impact (such as mobile phone falling), it is possible that the area OLB occur being broken or
The phenomenon that rupture, to influence the display effect of AMOLED luminescent panel.
To sum up, there is an urgent need for a kind of AMOLED luminescent panels at present, the mechanism in the area OLB to improve AMOLED luminescent panel
Intensity.
Summary of the invention
The present invention provides a kind of AMOLED luminescent panel and display device, for improving the area OLB of AMOLED luminescent panel
Laser intensity.
A kind of AMOLED luminescent panel provided in an embodiment of the present invention, comprising:
A kind of AMOLED luminescent panel, which is characterized in that the AMOLED luminescent panel include display area and be located at institute
The area OLB of display area side is stated, driving IC is provided in the area OLB, at least side of the driving IC is provided with buffering
Structure, the buffer structure are stacked by pet layer and the foamed cotton layer above the pet layer.
Optionally, the material of the pet layer is band glue PET, and the material of the foamed cotton layer is band calymma cotton, the pet layer
It directly contacts and is bonded together with the foamed cotton layer.
Optionally, the material of the pet layer is PET, and the material of the foamed cotton layer is foam, the pet layer and the bubble
Cotton layer is bonded together by bonding glue-line.
Optionally, the outer edge of the pet layer is flushed with the outer edge of the foamed cotton layer, the outer edge of the bonding glue-line
The distance between outer edge compared to the pet layer is less than or equal to 0.2mm.
Optionally, the thickness of the bonding glue-line is less than or equal to 0.1mm.
Optionally, the distance between outer peripheral of the outer edge of the pet layer and the foamed cotton layer is less than or equal to
0.2mm。
Optionally, the thickness of the pet layer is more than or equal to 0.2mm and is less than or equal to 0.3mm；The thickness of the foamed cotton layer is big
In equal to 0.1mm and less than or equal to 0.4mm.
Optionally, the area OLB further includes the obturator being arranged at the buffer structure profile, the material of the obturator
Matter is silica gel.
Based on same inventive concept, invention further provides a kind of display device, the display device includes such as
AMOLED luminescent panel described in above-described embodiment.
In the embodiment of the present invention, AMOLED luminescent panel includes display area and the area OLB positioned at display area side, institute
It states and is provided with driving IC in the area OLB, at least side of the driving IC is provided with by pet layer and the foam above pet layer
Buffer structure made of layer heap is folded.Since what at least side of the driving IC in the area OLB of AMOLED luminescent panel was arranged delays
Structure is rushed to be stacked by pet layer and the foamed cotton layer above pet layer, moreover, because the material of pet layer is harder, foamed cotton layer
The material is soft, and thus, certain support protective effect is played in the area pet layer Ke Dui OLB in the buffer structure, and bubble therein
Cotton floor can play preferable buffer protection function to the area OLB again, and in turn, which can effectively enhance AMOLED light-emitting surface
The structural strength of plate when being impacted to avoid AMOLED luminescent panel, influences AMOLED because rupture or fracture occurs for the area OLB
The problem of display performance of luminescent panel, to effectively improve the service performance of AMOLED luminescent panel.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly introduced, it should be apparent that, drawings in the following description are only some embodiments of the invention, for this
For the those of ordinary skill in field, without any creative labor, it can also be obtained according to these attached drawings
His attached drawing.
Fig. 1 is the position view in the area AMOLED luminescent panel Zhong OLB in the embodiment of the present invention；
Fig. 2 is the setting position view of buffer structure in one of embodiment of the present invention AMOLED luminescent panel；
Fig. 3 is the cross-sectional view of buffer structure in the embodiment of the present invention；
Fig. 4 is the cross-sectional view of another buffer structure provided in the embodiment of the present invention.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing to the present invention make into
One step it is described in detail, it is clear that described embodiment, only a part of the embodiment of the present invention, rather than whole implementation
Example.Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts
All other embodiment, shall fall within the protection scope of the present invention.
AMOLED luminescent panel described in the embodiment of the present invention can be applied in a plurality of types of display devices, such as
It says, can be applicable to the aobvious of the end products such as mobile phone, tablet computer, laptop, TV or other kinds of electronic product
In display screen curtain, herein with no restrictions.
The embodiment of the present invention is described in further detail with reference to the accompanying drawings of the specification.
Fig. 1 is the position view in the area AMOLED luminescent panel Zhong OLB in the embodiment of the present invention, as shown in Figure 1, institute
Stating in AMOLED luminescent panel includes display area and the area OLB, and the area OLB is located at the side of the display area.Wherein, institute
Stating and being bonded with driving IC and FPC, the FPC in the area OLB specifically may include main FPC and touch FPC.
It should be noted that the relative position of the area Tu1Zhong OLB and display area is only a kind of example, the embodiment of the present invention
In, the area OLB position can self-setting e.g. can be located at viewing area according to the actual situation by those skilled in the art
Any side in domain, or other positions can also be located at, herein with no restrictions.
Buffer structure is provided in the area OLB, the buffer structure is specifically located at at least side of the driving IC,
As shown in Fig. 2, buffer structure may be provided at left side, downside and the right area of driving IC.
For different types of display device, since the shape in the area OLB, position and size may be different, thus, this
In inventive embodiments, the buffering knot of setting needed for those skilled in the art can determine according to the actual shape and size in the area OLB
The shape and size of structure.Moreover, can also be according to the shape in the area OLB and size by the buffer structure in the embodiment of the present invention
Subsection setup is carried out, or the buffer structure is arranged to a continuous entirety, herein with no restrictions.
Fig. 3 is the structural schematic diagram of the cross section of the buffer structure in the embodiment of the present invention, as shown in figure 3, the buffering
Structure is by PET (Polyethylene terephthalate, polyethylene terephthalate) layer and is located on the pet layer
The foamed cotton layer of side stacks, and in other words, the pet layer is directly contacted with foamed cotton layer, and is stacked on by way of bonding
Together.
Specifically, the pet layer is the band glue pet layer being made of PET material, and upper and lower surface may be provided with solvent
Type or thermotropic pressure sensitive glue.By the solvent type or thermotropic pressure sensitive glue, the area pet layer Ke Yu OLB and bubble thereon
Cotton layer is bonded together.
Likewise, the foamed cotton layer be band calymma cotton, such as foam tape, upper and lower surface also may be provided with solvent type or
Thermotropic pressure sensitive glue, by the solvent type or thermotropic pressure sensitive glue, the foamed cotton layer can with following pet layer and above
Reinforcing cover-plate glass on the area OLB is bonded together.
In the embodiment of the present invention, thickness that those skilled in the art can according to the actual situation to above-mentioned pet layer and foamed cotton layer
Degree is configured, and only need to make buffer structure integral thickness that it can be made to push up well strong on AMOLED luminescent panel to being arranged in
Change cover-plate glass, to play the protective effect of certain support, buffering to AMOLED luminescent panel.Such as it can be with
The thickness of the thickness and foamed cotton layer that make pet layer meets certain thickness proportion, or can also use other setting methods, herein
With no restrictions.
Preferably, the thickness of pet layer can be for more than or equal to 0.2mm and less than or equal to 0.3mm, bubble in the embodiment of the present invention
The thickness of cotton layer can be for more than or equal to 0.1mm and less than or equal to 0.4mm.
As shown in Figure 2, in the embodiment of the present invention, between the outer edge of the pet layer and the outer edge of the foamed cotton layer
Distance L be less than or equal to 0.2mm.That is, the width of pet layer can need to be approached with the width of foamed cotton layer, specific width
Numerical value can be equal, can also be unequal, if the width of the width of pet layer and foamed cotton layer differs, pet layer and foamed cotton layer pair
The one side edge answered need to be less than or equal to 0.2mm apart from absolute value of the difference.
Fig. 3 is the cross-sectional view of another buffer structure provided in the embodiment of the present invention, described slow as shown in Figure 3
Rushing in structure may also include on pet layer, the bonding glue-line under foamed cotton layer.In this case, the buffer structure
In buffering foam can be for without calymma cotton, and be bonded together by the bonding glue-line of setting with pet layer.
Specifically, the thickness of the bonding glue-line is smaller than equal to 0.1mm, correspondingly, the PET in the buffer structure
The thickness of layer and foamed cotton layer can be adjusted by preset thickness proportion, and only need to meet buffer structure integral thickness can make
It is pushed up well to the reinforcing cover-plate glass being arranged on AMOLED luminescent panel, to play one to AMOLED luminescent panel
The protective effect of fixed support, buffering.
In the embodiment of the present invention, the bonding glue-line can be the double-sided adhesive with certain cushion performance, or for by it
The glue-line that the material of his type is constituted.
It should be noted that in the buffer structure with bonding glue-line, pet layer and foamed cotton layer in the buffer structure
Width it is preferably equal, and the outer edge of pet layer is flushed with the outer edge of foamed cotton layer.Correspondingly, the outer edge of glue-line is bonded
The distance between outer edge of pet layer can be less than or equal to 0.2mm, bond the outer edge phase of glue-line as shown in Figure 3
0.2mm has been inside contracted than the outer edge in pet layer.
In the embodiment of the present invention, any of the above-described kind of buffer structure can be AMOLED luminescent panel complete main FPC and
After the bonding technology of touch FPC, the area OLB is set by way of attaching.Specifically, the buffer structure setting
When can be by foamed cotton layer precommpression 20%；Then, obturator is perfused at the profile of buffer structure, the obturator is concretely
Silica gel can make the buffer gear be fully filled with the area OLB, to play preferable branch to AMOLED luminescent panel after silica gel solidification
The protective effect of support and buffering.
Based on same inventive concept, invention further provides a kind of display device, the display device includes upper
State AMOLED luminescent panel described in embodiment.
By above content it can be seen that
In the embodiment of the present invention, it is arranged due at least side of the driving IC in the area OLB of AMOLED luminescent panel
Buffer structure is stacked by pet layer and the foamed cotton layer above pet layer, moreover, because the material of pet layer is harder, foam
The material is soft for layer, thus, certain support protective effect is played in the area pet layer Ke Dui OLB in the buffer structure, and therein
Foamed cotton layer can play preferable buffer protection function to the area OLB again, in turn, can effectively enhance the structure of AMOLED luminescent panel
Intensity when being impacted to avoid AMOLED luminescent panel, influences AMOLED luminescent panel because rupture or fracture occurs for the area OLB
Display performance the problem of, to effectively improve the service performance of AMOLED luminescent panel.
It should be understood by those skilled in the art that, the embodiment of the present invention can provide as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the present invention
Apply the form of example.Moreover, it wherein includes the meter of computer usable program code that the present invention, which can be used at one or more,
The computer journey implemented in calculation machine usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.)
The form of sequence product.
The present invention be referring to according to the method for the embodiment of the present invention, the process of equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real
The function of being specified in present one process of flow chart or more than two one box of process and/or block diagram or more than two boxes
Device.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
The manufacture of device is enabled, which realizes in one side of one process of flow chart or more than two processes and/or block diagram
The function of being specified in frame or more than two boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one process of flow chart or more than two processes and/or box
The step of function of being specified in one box of figure or more than two boxes.
Although preferred embodiments of the present invention have been described, it is created once a person skilled in the art knows basic
Property concept, then additional changes and modifications may be made to these embodiments.So it includes excellent that the following claims are intended to be interpreted as
It selects embodiment and falls into all change and modification of the scope of the invention.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (9)
1. a kind of AMOLED (active matrix organic light-emitting diode) luminescent panel, which is characterized in that the AMOLED light-emitting surface
Plate includes display area and OLB (outer pin bonding) area positioned at the display area side, is provided with driving in the area OLB
At least side of IC (integrated circuit), the driving IC are provided with buffer structure, and the buffer structure is by PET (poly- terephthaldehyde
Sour glycol ester) layer and the foamed cotton layer above the pet layer stack.
2. AMOLED luminescent panel according to claim 1, which is characterized in that the material of the pet layer is band glue
PET, the material of the foamed cotton layer are band calymma cotton, and the pet layer and the foamed cotton layer are directly contacted and are bonded together.
3. AMOLED luminescent panel according to claim 1, which is characterized in that the material of the pet layer is PET, institute
The material for stating foamed cotton layer is that foam, the pet layer and the foamed cotton layer are bonded together by bonding glue-line.
4. AMOLED luminescent panel according to claim 3, which is characterized in that the outer edge of the pet layer with it is described
The outer edge of foamed cotton layer flushes, and the outer edge of the bonding glue-line is less than compared to the distance between the outer edge of the pet layer
Equal to 0.2mm.
5. AMOLED luminescent panel according to claim 3, which is characterized in that it is described bonding glue-line thickness be less than etc.
In 0.1mm.
6. AMOLED luminescent panel according to any one of claim 1 to 5, which is characterized in that the outside of the pet layer
The the distance between outer peripheral of edge and the foamed cotton layer is less than or equal to 0.2mm.
7. AMOLED luminescent panel according to any one of claim 1 to 5, which is characterized in that the thickness of the pet layer
More than or equal to 0.2mm and it is less than or equal to 0.3mm；The thickness of the foamed cotton layer is more than or equal to 0.1mm and is less than or equal to 0.4mm.
8. AMOLED luminescent panel according to any one of claim 1 to 5, which is characterized in that the area OLB further includes
Obturator at the buffer structure profile is set, and the material of the obturator is silica gel.
9. a kind of display device, which is characterized in that the display device includes as described in any item of the claim 1 to 8
AMOLED luminescent panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710940835.9A CN109659331B (en) | 2017-10-11 | 2017-10-11 | AMOLED light-emitting panel and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710940835.9A CN109659331B (en) | 2017-10-11 | 2017-10-11 | AMOLED light-emitting panel and display device |
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| Publication Number | Publication Date |
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| CN109659331A true CN109659331A (en) | 2019-04-19 |
| CN109659331B CN109659331B (en) | 2020-10-30 |
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| CN201710940835.9A Active CN109659331B (en) | 2017-10-11 | 2017-10-11 | AMOLED light-emitting panel and display device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112542498A (en) * | 2020-12-03 | 2021-03-23 | 武汉华星光电半导体显示技术有限公司 | Flexible display panel, manufacturing method thereof and flexible display device |
| WO2021258902A1 (en) * | 2020-06-23 | 2021-12-30 | 京东方科技集团股份有限公司 | Vehicle-mounted display device |
| CN114927071A (en) * | 2022-05-31 | 2022-08-19 | 武汉天马微电子有限公司 | Display module and display device |
| WO2024060846A1 (en) * | 2022-09-19 | 2024-03-28 | 京东方科技集团股份有限公司 | Composite foam structure and display module |
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| Publication number | Publication date |
|---|---|
| CN109659331B (en) | 2020-10-30 |
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