CN111812877A - Display panel and display device - Google Patents

Display panel and display device Download PDF

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Publication number
CN111812877A
CN111812877A CN202010814294.7A CN202010814294A CN111812877A CN 111812877 A CN111812877 A CN 111812877A CN 202010814294 A CN202010814294 A CN 202010814294A CN 111812877 A CN111812877 A CN 111812877A
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CN
China
Prior art keywords
antenna
display
display panel
main body
extension part
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.)
Granted
Application number
CN202010814294.7A
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Chinese (zh)
Other versions
CN111812877B (en
Inventor
王伟
鲍建东
杨鸣
秦少杰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BOE Technology Group Co Ltd
Chengdu BOE Optoelectronics Technology Co Ltd
Original Assignee
BOE Technology Group Co Ltd
Chengdu BOE Optoelectronics Technology Co Ltd
Priority date (The priority date 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 date listed.)
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Application filed by BOE Technology Group Co Ltd, Chengdu BOE Optoelectronics Technology Co Ltd filed Critical BOE Technology Group Co Ltd
Priority to CN202010814294.7A priority Critical patent/CN111812877B/en
Publication of CN111812877A publication Critical patent/CN111812877A/en
Application granted granted Critical
Publication of CN111812877B publication Critical patent/CN111812877B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1334—Constructional arrangements; Manufacturing methods based on polymer dispersed liquid crystals, e.g. microencapsulated liquid crystals
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means
    • H01Q1/22—Supports; Mounting means by structural association with other equipment or articles

Abstract

The application provides a display panel and a display device, which further improve maximization and optimization of a display area on the basis of ensuring the radiation performance of an antenna. The display panel includes a display substrate and an antenna assembly; the display substrate comprises a main body and an extension part along the horizontal direction, the main body comprises an upper surface and a lower surface which are oppositely arranged along the thickness direction, one end of the extension part is connected with one side of the main body, and the other end of the extension part is bent to the position below the lower surface of the main body; the antenna assembly comprises an antenna, a feeder and an antenna ground, wherein the feeder is connected with the antenna, at least part of the antenna is arranged on the upper surface of the main body, at least part of the feeder is arranged on the upper surface of the extension part, and the antenna ground is arranged on the lower surface of the extension part; or the antenna and the feeder line are both arranged on the upper surface of the extension part, and the antenna is arranged on the lower surface of the extension part, or arranged on the lower surface of the main body and the lower surface of the extension part. The display device comprises the display panel.

Description

Display panel and display device
Technical Field
The application relates to the technical field of display, in particular to a display panel and a display device.
Background
In the prior art, when the antenna is arranged on the display screen, the antenna is usually arranged at the edge position of the display screen, but the antenna can affect the display transmission, and the performance of the antenna can be reduced
If the antenna is placed in the display area, four problems need to be solved: one is that there are many metal routing lines in the display area, if the antenna is set on the back of the display screen, the antenna and the antenna ground cannot form radiation due to the blockage of the metal routing lines in the display screen; the second is that the distance between the antenna and the antenna ground is too thin, which affects the radiation and bandwidth of the antenna; the third is that the antenna is positioned in the display area, and the performance of the gridding antenna is weaker than that of the materialized metal; the fourth is that the gridding antenna will affect the transmittance of the display screen.
Therefore, how to further increase the maximization and optimization of the display area on the basis of ensuring that the antenna can normally form radiation is a difficult problem to be solved in the field.
Disclosure of Invention
The application provides a display panel and a display device, which further improve maximization and optimization of a display area on the basis of ensuring that an antenna can normally form radiation.
According to a first aspect of embodiments of the present application, there is provided a display panel. The display panel includes a display substrate and an antenna assembly;
the display substrate comprises a main body and an extension part along the horizontal direction, the main body comprises an upper surface and a lower surface which are oppositely arranged along the thickness direction, one end of the extension part is connected with one side of the main body, and the other end of the extension part is bent to the position below the lower surface of the main body;
the antenna assembly comprises an antenna, a feeder and an antenna ground, wherein the feeder is connected with the antenna, at least part of the antenna is arranged on the upper surface of the main body, at least part of the feeder is arranged on the upper surface of the extension part, and the antenna ground is arranged on the lower surface of the extension part; alternatively, the first and second electrodes may be,
the antenna and the feeder line are both arranged on the upper surface of the extension part, and the antenna is arranged on the lower surface of the extension part or arranged on the lower surface of the main body and the lower surface of the extension part.
Optionally, the display substrate includes a display area and a wiring area adjacent to the display area, and the display area is located on the main body; the wiring area is adjacent to the display area and is positioned on the main body and the extension part; the extension part is further provided with a bending area located in the wiring area, and the bending area and the display area are arranged at intervals.
Optionally, the antenna located in the bending region and the feeder line located in the bending region are provided with hollow patterns.
Optionally, the structure of the antenna located in the display area of the main body is a transparent grid structure.
Optionally, the display panel further includes a low dielectric adhesive layer, and the low dielectric adhesive layer is disposed on a lower surface of the bending region of the extension portion.
Optionally, the antenna ground is made of a conductive adhesive, and the conductive adhesive is disposed below the bending area of the extension portion.
Optionally, the antenna and the feeder line are both disposed on the upper surface of the extension portion, the display panel further includes a heat dissipation film covering the main body of the display substrate and the lower surface of the extension portion, and the heat dissipation film is the antenna ground.
Optionally, the shape of the antenna is a polygon, and the diameter of the minimum circumscribed circle of the antenna is 0.4mm to 5 mm; or the shape of the antenna is circular, and the diameter of the antenna is 0.4-5 mm; or the shape of the antenna is an ellipse, and the long diameter of the antenna is 0.4-5 mm.
Optionally, the display panel further includes a circuit board located below the display substrate, a chip is disposed on the circuit board, and one end of the feeder line, which is far away from the antenna, is electrically connected to the chip through the circuit board.
Optionally, the display panel further includes a supporting member, the supporting member is located below the display substrate, and one end of the extending portion, which is far away from the main body, is fixed to a surface of the supporting member, which is far away from the display substrate.
According to a second aspect of embodiments of the present application, there is provided a display device including the above display panel.
According to the display panel and the display device of the embodiment, by setting the specific structure of the display panel, the display area can be prevented from being positioned between the antenna and the antenna ground, so that the antenna is prevented from being influenced to form radiation; meanwhile, a space is provided for the arrangement of the antenna and the feeder line through the bendable extension part, so that the occupied area of the edge is reduced, and the maximization and optimization of the display area are further improved.
Drawings
Fig. 1 is a schematic front view of a display panel according to embodiment 1 of the present application.
Fig. 2 is a schematic view of an expanded structure of the display panel of embodiment 1 of the present application.
Fig. 3 is a partially enlarged view of B in fig. 2.
Fig. 4 is a schematic sectional view taken along the direction C-C' in fig. 2.
Fig. 5 is a schematic diagram of antenna and feeder line arrangement positions of the display panel of embodiment 1 of the present application.
Fig. 6 is a schematic diagram of another embodiment of the antenna and feeder line arrangement position of the display panel of example 1 of the present application.
Fig. 7 is a schematic cross-sectional view of a display panel according to embodiment 2 of the present application.
Fig. 8 is a schematic diagram of antenna and feeder line arrangement positions of the display panel of embodiment 2 of the present application.
Fig. 9 is a schematic diagram of another embodiment of the antenna and feeder line arrangement position of the display panel of example 2 of the present application.
Fig. 10 is a schematic diagram of still another embodiment of the antenna and feeder line arrangement position of the display panel of example 2 of the present application.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. Rather, they are merely examples of apparatus consistent with certain aspects of the present application, as detailed in the appended claims.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this application belongs. The use of the terms "a" or "an" and the like in the description and in the claims of this application do not denote a limitation of quantity, but rather denote the presence of at least one. The word "comprising" or "comprises", and the like, means that the element or item listed as preceding "comprising" or "includes" covers the element or item listed as following "comprising" or "includes" and its equivalents, and does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "plurality" includes two, and is equivalent to at least two. As used in this specification and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.
Example 1
Please refer to fig. 1 to 4, in which the present embodiment provides a display panel. The display panel includes a display substrate 10 and an antenna assembly.
The display substrate 10 includes a main body 11 and an extension portion 12 in a horizontal direction L, and the main body 11 includes an upper surface 11a and a lower surface 11b that are oppositely disposed in a thickness direction T. One end of the extension portion 12 is connected to one side of the body 11, and the other end is bent to below the lower surface 11b of the body 11. The upper surface 11a of the main body 11 is a light-emitting surface.
The extension 12 includes oppositely disposed upper and lower surfaces. The upper surface of the extension portion 12 and the upper surface 11a of the main body 11 are both located on the side of the display substrate 10 close to the user; the lower surface of the extension portion 12 and the lower surface 11b of the main body 11 are both located on a side of the display substrate 10 away from the user.
The antenna assembly comprises an antenna 21, a feed 22 and an antenna ground 23, the feed 22 being connected to the antenna 21.
The antenna 21 and the feeder 22 are both provided on the upper surface of the extension portion 12. The display panel further includes a heat dissipation film 231 covering the lower surface 11b of the main body 11 and the lower surface of the extension portion 12 of the display substrate 10, and the heat dissipation film 231 is an antenna ground 23.
The heat dissipation film 231 may be formed by laminating a metal layer, a graphene layer, and an adhesive layer. The metal layer may be a metal material such as Cu, Al, Fe, or the like.
In other embodiments, the antenna ground 23 may be disposed only on the lower surface of the extension portion 12. Specifically, the heat dissipation film 231 may be provided only on the lower surface of the extension portion 12 to serve as the antenna ground 23.
In the present embodiment, by disposing both the antenna 21 and the feed line 22 on the upper surface of the extension portion 12, and disposing the antenna ground 23 on the lower surface 11b of the main body 11 of the display substrate 10 and the lower surface of the extension portion 12, or only on the lower surface of the extension portion 12, it is possible to avoid the display area a1 being located between the antenna 21 and the antenna ground 23 to affect the antenna 21 to form radiation; meanwhile, the extension part 12 which can be bent provides space for the arrangement of the antenna 21 and the feeder 22, so that the area occupied by the edge is reduced, and the maximization and the optimization of the display area A1 are further improved.
The display substrate 10 includes a display region a1 and a wiring region a2 adjacent to the display region a1, the display region a1 including a plurality of pixels; in the wiring region a2, a plurality of wirings corresponding to a plurality of pixels are arranged. The display area a1 is located on the main body 11; the wiring region a2 is adjacent to the display region a1, on the main body 11 and the extension portion 12; the extension portion 12 is also provided with a bending region A3 located in the wiring region a2, and the bending region A3 is provided at a distance from the display region a 1. Specifically, the distance D from the bending region A3 to the display region a1 is 0.2mm to 1.0 mm. The reason why the bending region A3 is spaced apart from the display region a1 by a predetermined distance D is that many circuits are concentrated on the periphery of the display region a1 and cannot be bent, and the predetermined distance D is required to protect the circuits.
Specifically, the extension portion 12 includes a connecting portion 121, a bending portion 122, and a fixing portion 123 connected in this order, the bending portion 122 is bendable, and the bending region a3 is provided on the bending portion 122. One end of the connecting portion 121 remote from the bent portion 122 is connected to the body 11. The fixing portion 123 is fixed to the rear surface of the body 11.
Note that, in the embodiment in which the antenna ground 23 is provided only on the lower surface of the extension portion 12, it is possible to serve as the antenna ground 23 by providing the heat dissipation film 231 only on the lower surface of the extension portion 12; it is also possible to provide a conductive glue, by which the antenna ground 23 is made, below the bent area a3 of the extension 12. Further, it is also possible to increase the distance between the antenna 21 and the antenna ground 23 by providing a low dielectric adhesive layer between the conductive adhesive and the lower surface of the bent region a3 of the extension 12, thereby ensuring the radiation performance of the antenna 21.
The conductive adhesive is made of conductive particles, and is made of metals such as Cu, Ag, Fe, Mo, Al and Au. The material of the low dielectric adhesive layer can be LCP (Liquid Crystal Polymer, Chinese name: LCP for short), COP (cyclic Olefin Polymer, Chinese name: cyclic Olefin Polymer), polytetrafluoroethylene.
In the present embodiment, as shown in fig. 5, the antenna 21 located in the bending region A3 and the feeder 22 located in the bending region A3 are provided with the hollow pattern 24, so that the antenna 21 and the feeder 22 can be bent better. As shown in fig. 6, the portion of the antenna 21 located in the bending region a3 is provided with a hollow pattern 24, and the antenna 21 located in the connecting portion 121 has no hollow pattern and is a solid structure.
The shape of the cut-out pattern 24 may be circular, oval, or polygonal, such as triangular, rectangular, square, diamond, or other shapes.
The shape of the antenna 21 is a polygon, and the diameter of the minimum circumscribed circle of the antenna 21 is 0.4 mm-5 mm; or the shape of the antenna 21 is circular, and the diameter of the antenna 21 is 0.4 mm-5 mm; alternatively, the antenna 21 has an elliptical shape, and the antenna 21 has a long diameter of 0.4mm to 5 mm. Thus, the antenna 21 is sized to meet the requirements of the frequency band range.
The number of the antennas 21 is plural and is a double number, the antennas 21 are array antennas 21, and the antennas 21 are all connected to one end of the feeder 22. By providing the array antenna 21, the variation of the multiple phases of the antenna 21 can be achieved, and the synchronization, rapidity, and accuracy of signals can be ensured.
The antenna 21 is made of Cu, Mo, AL, Ag, Ti, ITO (indium tin oxide), and the like, and the manufacturing process of the antenna 21 is performed in the manufacturing process of the display substrate 10 or the manufacturing process of the touch layer.
In this embodiment, the display panel further includes a circuit board 40 located below the display substrate 10, a chip (not shown) is disposed on the circuit board 40, and one end of the feeding line 22 away from the antenna 21 is electrically connected to the chip through the circuit board 40.
The display panel further includes a supporting member 50, the supporting member 50 is located below the display substrate 10, and an end of the extending portion 12 away from the main body 11 is fixed to a surface of the supporting member 50 away from the display substrate 10.
In this embodiment, the display panel further includes a back protection film 60, the back protection film 60 covers the back of the display substrate 10, and the heat dissipation film 231 covers the side of the back protection film 60 away from the display substrate 10.
The embodiment also provides a display device, which comprises the display panel.
Example 2
As shown in fig. 7, the overall structure of the display panel of the present embodiment is basically the same as that of embodiment 1, except that at least a part of the antenna 21 is disposed on the upper surface 11a of the main body 11, at least a part of the feed line 22 is disposed on the upper surface of the extension portion 12, and the antenna ground 23 is disposed on the lower surface of the extension portion 12.
Specifically, the antenna 21 may be disposed on the upper surface 11a of the main body 11, and the feed line 22 may be disposed on the upper surface of the extension portion 12; alternatively, the antenna 21 may be disposed on the upper surface 11a of the main body 11, a part of the feed line 22 may be disposed on the upper surface 11a of the main body 11, and another part of the feed line 22 may be disposed on the upper surface of the extension portion 12; alternatively, a part of the antenna 21 may be disposed on the upper surface 11a of the main body 11, another part of the antenna 21 may be disposed on the upper surface of the extension portion 12, and the feed line 22 may be disposed on the upper surface of the extension portion 12.
In the present embodiment, the antenna ground 23 is a conductive adhesive 232, and the conductive adhesive 232 is disposed below the bending area a3 of the extension portion 12. The conductive adhesive 232 is made of conductive particles, and the conductive adhesive 232 is made of Cu, Ag, Fe, Mo, Al, Au and other metals.
The display panel further includes: the low dielectric layer 70, the low dielectric layer 70 is disposed on the lower surface of the bending region a3 of the extension portion 12. The material of the low dielectric adhesive layer 70 may be LCP (Liquid Crystal Polymer, Chinese name: LCP for short), COP (cyclic Olefin Polymer, Chinese name: cyclic Olefin Polymer), or PTFE. Thus, by providing the low dielectric adhesive layer 70, the distance between the antenna 21 and the antenna ground 23 can be increased, thereby ensuring the radiation performance of the antenna 21.
In the present embodiment, the heat dissipation film 80 is only located on the lower surface 11b of the main body 11, and is no longer disposed on the lower surface of the extension portion 12.
Preferably, as shown in fig. 8, the antenna 21 is partially located in the display area a1 of the main body 11, the structure of the part of the antenna 21 located in the display area a1 of the main body 11 is a transparent mesh structure, and the display area a1 is provided with the same pattern as that of the transparent mesh structure of the antenna 21, so as to maintain the uniformity of the pattern of the display area a 1; the structure of the antenna 21 located in the other region is a solid structure. Specifically, the uniformity of the pattern of the display area a1 is achieved by making the pattern of the touch layer the same as that of the transparent mesh structure of the antenna 21.
In another embodiment, as shown in fig. 9, the antenna 21 is entirely located in the display area a1 of the main body 11, and the structure of the antenna 21 is entirely a transparent mesh structure.
In another embodiment, as shown in fig. 10, the antenna 21 is partially located in the display area a1 of the main body 11, and the entire structure of the antenna 21 may be a transparent mesh structure.
In this embodiment, by disposing at least part of the antenna 21 on the upper surface of the main body 11, at least part of the feeding line 22 on the upper surface of the extension portion 12, and disposing the antenna ground 23 on the lower surface of the extension portion 12 of the display substrate 10, it is possible to prevent the display area a1 from being located between the antenna 21 and the antenna ground 23 to affect the antenna 21 to form radiation, and to ensure the radiation performance of the antenna 21; meanwhile, the extension part 12 which can be bent provides space for the arrangement of the antenna 21 and the feeder 22, so that the area occupied by the edge is reduced, and the maximization and the optimization of the display area A1 are further improved.
The embodiment also provides a display device, which comprises the display panel.
The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the scope of protection of the present application.

Claims (11)

1. A display panel, comprising a display substrate and an antenna assembly;
the display substrate comprises a main body and an extension part along the horizontal direction, the main body comprises an upper surface and a lower surface which are oppositely arranged along the thickness direction, one end of the extension part is connected with one side of the main body, and the other end of the extension part is bent to the position below the lower surface of the main body;
the antenna assembly comprises an antenna, a feeder and an antenna ground, wherein the feeder is connected with the antenna, at least part of the antenna is arranged on the upper surface of the main body, at least part of the feeder is arranged on the upper surface of the extension part, and the antenna ground is arranged on the lower surface of the extension part; alternatively, the first and second electrodes may be,
the antenna and the feeder line are both arranged on the upper surface of the extension part, and the antenna is arranged on the lower surface of the extension part or arranged on the lower surface of the main body and the lower surface of the extension part.
2. The display panel according to claim 1, wherein the display substrate includes a display region and a wiring region adjacent to the display region, the display region being located on the main body; the wiring area is adjacent to the display area and is positioned on the main body and the extension part; the extension part is further provided with a bending area located in the wiring area, and the bending area and the display area are arranged at intervals.
3. The display panel according to claim 2, wherein the antenna located in the bending region and the feeder line located in the bending region are provided with a hollow pattern.
4. The display panel according to claim 2, wherein a structure of the antenna located in the display area of the main body is a transparent mesh structure.
5. The display panel of claim 2, wherein the display panel further comprises a low dielectric glue layer covering a lower surface of the bending region of the extension portion.
6. The display panel of claim 2, wherein the antenna ground is a conductive paste disposed below a bending region of the extension portion.
7. The display panel according to claim 1, wherein the antenna and the feeder are both disposed on an upper surface of the extension portion, the display panel further comprising a heat dissipation film covering a lower surface of the extension portion and a main body of the display substrate, the heat dissipation film being the antenna ground.
8. The display panel according to claim 1, wherein the antenna has a polygonal shape, and a diameter of a smallest circumscribed circle of the antenna is 0.4mm to 5 mm; or the shape of the antenna is circular, and the diameter of the antenna is 0.4-5 mm; or the shape of the antenna is an ellipse, and the long diameter of the antenna is 0.4-5 mm.
9. The display panel of claim 1, wherein the display panel further comprises a circuit board located below the display substrate, a chip is disposed on the circuit board, and an end of the feeding line away from the antenna is electrically connected to the chip through the circuit board.
10. The display panel of claim 1, wherein the display panel further comprises a supporting member, the supporting member is located below the display substrate, and an end of the extending portion away from the main body is fixed to a surface of the supporting member away from the display substrate.
11. A display device characterized in that it comprises a display panel according to any one of claims 1-10.
CN202010814294.7A 2020-08-13 2020-08-13 Display panel and display device Active CN111812877B (en)

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CN111812877B CN111812877B (en) 2023-07-21

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