CN112289808A - Display panel and display device - Google Patents
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- CN112289808A CN112289808A CN202011164480.7A CN202011164480A CN112289808A CN 112289808 A CN112289808 A CN 112289808A CN 202011164480 A CN202011164480 A CN 202011164480A CN 112289808 A CN112289808 A CN 112289808A
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- 239000010410 layer Substances 0.000 claims abstract description 111
- 239000002184 metal Substances 0.000 claims abstract description 48
- 239000012044 organic layer Substances 0.000 claims description 16
- 239000002346 layers by function Substances 0.000 claims description 14
- 238000005538 encapsulation Methods 0.000 claims description 10
- 239000000758 substrate Substances 0.000 claims description 10
- 239000010409 thin film Substances 0.000 claims description 9
- 230000000295 complement effect Effects 0.000 claims description 3
- 239000003990 capacitor Substances 0.000 claims description 2
- 239000003086 colorant Substances 0.000 abstract description 5
- 230000002093 peripheral effect Effects 0.000 abstract description 5
- 239000011241 protective layer Substances 0.000 abstract description 3
- 239000010408 film Substances 0.000 description 20
- 230000000694 effects Effects 0.000 description 8
- 239000004642 Polyimide Substances 0.000 description 4
- 229910052755 nonmetal Inorganic materials 0.000 description 4
- 229920001721 polyimide Polymers 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 3
- 229910052581 Si3N4 Inorganic materials 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 2
- 229910010272 inorganic material Inorganic materials 0.000 description 2
- 239000011147 inorganic material Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
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- 238000004806 packaging method and process Methods 0.000 description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 2
- 229910004205 SiNX Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
- H01L27/1214—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
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- 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
- G09F9/33—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 being semiconductor devices, e.g. diodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
- H01L27/1214—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
- H01L27/124—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs with a particular composition, shape or layout of the wiring layers specially adapted to the circuit arrangement, e.g. scanning lines in LCD pixel circuits
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Theoretical Computer Science (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Electroluminescent Light Sources (AREA)
Abstract
The embodiment of the disclosure provides a display panel and a display device. The non-display area comprises a frame area, the frame area comprises a plurality of sub-frame areas, at least one metal layer is arranged in a film layer of the display panel corresponding to the sub-frame areas, and the metal layer structure is arranged at the peripheral corner areas to effectively improve the color displayed at the corner areas, so that the color displayed by the non-display area is consistent with the color displayed after the display area of the display panel penetrates through the protective layer. Therefore, the problem of different colors of the edge of the display panel is solved, and the display quality of the display panel is improved.
Description
Technical Field
The present disclosure relates to the field of display panel technologies, and in particular, to a display panel and a display device.
Background
With the continuous development of display technology, the performance and quality of each display device are continuously improved to meet various use requirements of users.
In order to meet the demand of consumers on the display panel, the full-screen and narrow-frame display panels are increasingly emphasized by people. The narrow-frame display screen has the advantages of simplicity, large visible area and the like. However, when the full-screen or narrow-bezel display panel is manufactured in the prior art, the peripheral edge regions of the panel, for example, at four corners, often have a technical problem of poor display quality. For example, in the module processing procedure, because the precision error and the paster error of supplied materials, can make the black printing ink edge distance of panel and the actual light emitting area of panel have certain distance, it is relatively poor to finally cause display quality in this region, if present non-rectangular special shape at its display area, or at the edge that is close to display panel, the special-shaped boundary line of pixel unit and display panel can not the complete coincidence, and then the problem such as the zigzag display line appears, and the display effect is unsatisfactory.
In summary, in the prior art, when a full-screen or narrow-frame display panel is manufactured, the problem of poor display quality tends to occur at the peripheral edge region of the display panel, for example, the abnormal boundary lines of the pixel units and the display panel cannot be completely overlapped, which results in abnormal display, poor display quality of the display panel, and the like.
Disclosure of Invention
The present disclosure provides a display panel and a display device, so as to solve the problems of the conventional display device, such as large difference between the displayed picture and color and the displayed picture and color in the display area at the frame area of the display device, for example, at the peripheral corner area of the display device, and unsatisfactory display effect.
The embodiment of the disclosure provides a display panel and a display device, which provide good display effect.
To solve the above technical problem, the technical solution provided by the embodiment of the present disclosure is as follows:
according to a first aspect of embodiments of the present disclosure, there is provided a display panel including:
a display area;
a non-display area disposed around the display area; and
at least one metal layer arranged in the non-display area;
the non-display area comprises a frame area, the frame area comprises a plurality of sub-frame areas, and the at least one metal layer is arranged corresponding to the sub-frame areas.
According to an embodiment of the present disclosure, the sub-frame area includes a first sub-frame area, a second sub-frame area, a third sub-frame area, and a fourth sub-frame area, which are connected to each other.
According to an embodiment of the present disclosure, the first sub-frame region corresponds to two side frame regions of the display panel, the second sub-frame region corresponds to four corner regions of the display panel, the third sub-frame region corresponds to a complementary capacitor region of the display panel, and the fourth sub-frame region corresponds to a bottom virtual pixel region of the display panel.
According to an embodiment of the present disclosure, the at least one metal layer is disposed in the corner region.
According to an embodiment of the present disclosure, the metal layer comprises a source and a drain of a thin film transistor or a metal routing layer.
According to an embodiment of the present disclosure, the display panel includes:
a substrate base plate;
a gate layer disposed on the substrate;
a first insulating layer disposed on and covering the gate layer;
a first organic layer disposed on the source electrode and the drain electrode;
a functional layer disposed on the first organic layer;
an encapsulation layer disposed on the functional layer;
a second insulating layer disposed on the encapsulation layer; and
a second organic layer disposed on the second insulating layer.
According to an embodiment of the present disclosure, the source and drain electrodes of the thin film transistor are disposed within the sub-frame region, and the source and drain electrodes of the thin film transistor are disposed between the first insulating layer and the first organic layer.
According to an embodiment of the present disclosure, the metal routing layer is disposed within the sub-frame region, and the metal routing layer is disposed between the second insulating layer and the second organic layer.
According to an embodiment of the present disclosure, the metal routing layer has the same contour shape corresponding to the corner area of the display panel.
According to a second aspect of the present disclosure, there is also provided a display device including the display panel provided by the embodiment of the present disclosure.
In summary, the beneficial effects of the embodiment of the present disclosure are:
the display panel comprises a display area and a non-display area, wherein at least one metal layer is arranged in a film layer of the display panel at the peripheral corner area of the display panel corresponding to the non-display area. By arranging the metal layer structure, the color displayed after the corner area penetrates through the protective layer is effectively improved, and the displayed color is consistent with the color displayed after the display area of the display panel penetrates through the protective layer. Therefore, the problem of different colors of the edge of the display panel is solved, and the display quality of the display panel is improved.
Drawings
In order to illustrate the embodiments or the technical solutions in the prior art more clearly, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some of the disclosed embodiments, and that other drawings can be obtained by those skilled in the art without inventive effort.
Fig. 1 is a schematic plan view illustrating a display panel according to an embodiment of the disclosure;
fig. 2 is a schematic diagram illustrating a corner region structure of a display panel according to an embodiment of the disclosure;
fig. 3 is a schematic diagram of a film structure of a display panel according to an embodiment of the disclosure;
fig. 4 is a schematic view of a film structure of another display panel according to an embodiment of the disclosure.
Detailed Description
The technical solutions in the embodiments of the present disclosure will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present disclosure. It is to be understood that the described embodiments are merely illustrative of some, but not all embodiments of the disclosure. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any inventive step, are intended to be within the scope of the present disclosure.
With the continuous development of display technologies, full-screen and ultra-narrow bezel type display panels are increasingly adopted by people. However, in the conventional narrow-bezel display panel, the blank regions at both sides of the actual light-emitting region of the panel, especially at the corner regions of the display panel, have a large difference between the film structure and the displayed color inside the panel and the display region, so that there are problems that the black region and the brown region are clearly distinguished, and finally, the display or the beauty of the displayed different colors is generated.
The display panel provided by the embodiment of the disclosure has the advantages that the display area and the non-display area of the display panel are not different in visual effect, the problems of displaying different colors at the edge and the like do not exist, and the display effect is good.
As shown in fig. 1, fig. 1 is a schematic plan view of a display panel according to an embodiment of the disclosure. The display panel 100 includes a display area 101 and a non-display area 102. The non-display area 102 surrounds the display area 101, the display area 101 is mainly an area where the display panel 100 normally emits light for display, and no image is formed in the non-display area 102.
Specifically, the non-display area 102 of the display panel 100 further includes an ink border area 1021 and a frame area 1022.
Black ink is arranged in the ink boundary region 1021, and the ink can better seal each film layer of the display panel 100, so that the tightness of the display panel is ensured. Normally, the ink border region 1021 is displayed in black.
The border region 1022 is located between the display region 101 and the ink border region 1021, and further, the border region 1022 further includes a plurality of sub-border regions.
In the present embodiment, the plurality of sub-frame regions include a first sub-frame region 10221, a second sub-frame region 103, a third sub-frame region 104, and a fourth sub-frame region 105, which are connected to each other to form a closed non-display region 102 in the present embodiment.
Specifically, in conjunction with the structure shown in fig. 1, the first sub-frame region 10221 corresponds to two side frame regions of the display panel 100, and the two side frame regions may be generally flat regions, i.e. long sides of the display panel 100.
The first sub-frame region 10221 is provided with a metal wiring layer of the display panel, the material of the metal wiring layer may be Ti/Al/Ti, etc., and when viewed from the outside of the display panel, the first sub-frame region 10221 displays black color because the metal wiring layer is provided in the region.
The second sub-bezel area 103 corresponds to four corner areas of the display panel 100 where a color difference problem is more likely to occur because the profile of the display panel 100 is more greatly transformed.
In the embodiment of the present disclosure, in order to improve the display effect of the panel, at least one metal layer is disposed in the film layer of the display panel corresponding to the second sub-frame region 103, and since the metal layer structure is disposed, when viewed from the outside of the display panel, the second sub-frame region 103 is displayed as black through the outermost protective film layer, and at this time, the color of the second sub-frame region coincides with the color of the first sub-frame region 10221.
The third sub-frame region 104 corresponds to a complementary capacitance region (notch loading) of the display panel, in which devices such as a camera of the display device can be disposed, and meanwhile, a compensation capacitance structure and metal wiring are disposed in the third sub-frame region 104, so that the third sub-frame region 104 is also black when displaying.
The fourth sub-frame area 105 corresponds to a bottom virtual pixel area of the display panel, in the embodiment of the disclosure, the virtual pixel area may be provided with a fingerprint sensing system, and a metal trace and a corresponding data line structure are added in a film layer of the display panel corresponding to the area. Therefore, the fourth sub-frame region 105 is also black in color when viewed.
Therefore, in the embodiment of the disclosure, the metal layer is disposed in the second sub-frame region 103, so that the first sub-frame region 10221, the second sub-frame region 103, the third sub-frame region 104, and the fourth sub-frame region 105 of the display panel 100 have the same color visually, and there is no color difference problem.
Further, as shown in fig. 2, fig. 2 is a schematic view of a corner region structure of a display panel according to an embodiment of the disclosure. Within the display area 101 of the display panel 100, a plurality of pixel units 203 arranged in an array are included.
In the embodiment of the present disclosure, the corresponding pixel units 203 are normally disposed near the central region of the display region 101, and the pixel units 203 are disposed in a step-like structure near the corner region 103 due to the arc-shaped border of the region, so as to ensure the light emitting and displaying effects.
In the embodiment of the disclosure, a metal layer 201 is further disposed in the film structure of the display panel corresponding to the corner region 103.
The outline of the metal layer 201 may be the same as the boundary outline 202 of the corner region 103, the metal layer 103 may be a source/drain of a thin film transistor of a display panel or a metal trace, and a plurality of the metal layers 201 may be disposed at equal intervals.
Preferably, when the metal wires are arranged, the wire density near the outer side of the corner region 103 may be greater than the density of the metal wires near the display region 101, and the metal wires in different regions are reasonably arranged without affecting the display of the display region 101.
Because the metal layer 201 is arranged in the corner area 103, and the metal layer 103 is opaque, when displaying or not displaying, the visual color of the area is black, the color is the same as that of other non-display areas, and the integral consistency is good.
Further, in the embodiment of the present disclosure, the corner area 103 may be configured as a right circular corner, and preferably, may also be configured as four oval or taper circular corner structures with the same size, and a plurality of metal layers 201 are disposed at corresponding areas, such as a plurality of metal traces disposed at intervals. The display panel after being packaged is effectively prevented from being damaged by water, gas and other substances, and the reliability of the panel is improved.
As shown in fig. 3, fig. 3 is a schematic view of a film structure of a display panel according to an embodiment of the disclosure. The film layer structure is mainly a film layer structure schematic diagram corresponding to the corner area of the display panel. The display panel includes a substrate 30, a gate layer 308, and a first insulating layer 302, which are sequentially disposed.
Wherein the gate layer 308 is disposed on the substrate base plate 30, and the first insulating layer 302 completely covers the gate layer 308. In the disclosed embodiment, the substrate base plate 30 may further include a polyimide layer 300 and a non-metal layer 301 disposed on the polyimide layer 300. The non-metal layer 301 may include silicon nitride inorganic material such as SiOx.
In the embodiment of the present disclosure, the display panel further includes a functional layer 31, where the functional layer 31 is mainly a light emitting display film layer of the display panel, and the functional layer 31 displays a display image.
Specifically, the functional layer 31 may include a first organic layer 304, an electrode layer 305, and a light emitting layer 306, which are sequentially disposed. The film layer structure can be arranged according to the film layer of the conventional display panel.
Preferably, in the embodiment of the present disclosure, since the metal layer structure is disposed at the corner region, the display panel further includes the metal layer. Specifically, when the metal layer is the source/drain layer 303 of the thin film transistor, the source/drain layer 303 of the thin film transistor is disposed between the first insulating layer 302 and the first organic layer 304. Thus, the light emitting region of the display panel is not affected.
Further, the display panel may further include an encapsulation layer 307, and the encapsulation layer 307 may be disposed on the functional layer 31.
Meanwhile, in order to improve the packaging effect and reliability of the display panel, the display panel may further include at least one second insulating layer and a second organic layer stacked on each other, wherein the second insulating layer is disposed on the packaging layer 307, and the second organic layer is disposed on the second insulating layer. And finally, the visual color at the corner area is ensured to be black.
Preferably, as shown in fig. 4, fig. 4 is a schematic view of a film structure of another display panel provided in the embodiment of the present disclosure. The display panel includes a substrate 40, a gate layer 409, and a first insulating layer 402, which are sequentially provided.
Wherein the gate layer 409 is disposed on the substrate 40, and the first insulating layer 402 completely covers the gate layer 409. In the disclosed embodiment, the substrate base plate 40 may further include a polyimide layer 400 and a non-metal layer 401 disposed on the polyimide layer 400. The non-metal layer 401 may include a silicon nitride inorganic material such as SiNx.
In the embodiment of the present disclosure, the display panel further includes a functional layer 403, where the functional layer 403 is mainly a light emitting display film layer of the display panel, and the functional layer 403 displays a display picture.
Specifically, the functional layer 403 may include a first organic layer, an electrode layer, and a light emitting layer, which are sequentially disposed. The film layer structure can be arranged according to the film layer of the conventional display panel.
And an encapsulation layer 404 disposed on the functional layer 403, and a second insulating layer 405 disposed on the encapsulation layer 404. The encapsulation layer 404 may be a structure formed by stacking a plurality of film layers, so as to improve the encapsulation effect of the display panel.
Further, in order to eliminate the problem of color inconsistency when the display panel is viewed, the display panel in the embodiment of the present disclosure further includes a metal routing layer 406. The metal routing layer 406 is disposed on the second insulating layer 405, and the metal routing layers are disposed at equal intervals along the outer contour of the corner region, and are reasonably arranged according to the structure of the specific display device.
Meanwhile, a third insulating layer 407 and a second organic layer 408 may be sequentially disposed on the metal wiring layer 406.
The display device comprises the display panel, the metal layer structure provided by the embodiment of the disclosure is arranged on the frame area of the display panel, the colors of all the areas are the same, the corner areas have no color difference, and the display panel has no difference with the display areas, and the consistency of the panel is good.
The display panel and the display device provided by the embodiments of the present disclosure are described in detail above, and the description of the embodiments is only used to help understanding the technical solution and the core idea of the present disclosure; those of ordinary skill in the art will understand that: it is to be understood that modifications may be made to the arrangements described in the embodiments above, and such modifications or alterations may be made without departing from the spirit of the respective arrangements of the embodiments of the present disclosure.
Claims (10)
1. A display panel, comprising:
a display area;
a non-display area disposed around the display area; and
at least one metal layer disposed in the non-display region;
the non-display area comprises a frame area, the frame area comprises a plurality of sub-frame areas, and the metal layer is arranged corresponding to the sub-frame areas.
2. The display panel according to claim 1, wherein the sub-frame region comprises a first sub-frame region, a second sub-frame region, a third sub-frame region and a fourth sub-frame region, which are connected to each other.
3. The display panel of claim 2, wherein the first sub-frame region corresponds to two side frame regions of the display panel, the second sub-frame region corresponds to four corner regions of the display panel, the third sub-frame region corresponds to a complementary capacitor region of the display panel, and the fourth sub-frame region corresponds to a bottom dummy pixel region of the display panel.
4. The display panel of claim 3, wherein the at least one metal layer is disposed in the corner region.
5. The display panel of claim 1, wherein the at least one metal layer comprises source and drain electrodes of a thin film transistor or a metal routing layer.
6. The display panel according to claim 5, characterized in that the display panel comprises:
a substrate base plate;
a gate layer disposed on the substrate;
a first insulating layer disposed on and covering the gate layer;
a first organic layer disposed on the source electrode and the drain electrode;
a functional layer disposed on the first organic layer;
an encapsulation layer disposed on the functional layer;
a second insulating layer disposed on the encapsulation layer; and
a second organic layer disposed on the second insulating layer.
7. The display panel according to claim 6, wherein a source electrode and a drain electrode of the thin film transistor are provided in the sub-frame region, and the source electrode and the drain electrode of the thin film transistor are provided between the first insulating layer and the first organic layer.
8. The display panel of claim 6, wherein the metal routing layer is disposed within the sub-frame region, the metal routing layer being disposed between the second insulating layer and the second organic layer.
9. The display panel of claim 7, wherein the metal routing layer has the same contour shape corresponding to a corner region of the display panel.
10. A display device characterized by comprising the display panel according to any one of claims 1 to 9.
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| CN202011164480.7A CN112289808B (en) | 2020-10-27 | 2020-10-27 | Display panel and display device |
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| CN202011164480.7A CN112289808B (en) | 2020-10-27 | 2020-10-27 | Display panel and display device |
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| CN112289808B (en) | 2023-05-02 |
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