CN113514990A - Display screen and display device - Google Patents

Display screen and display device Download PDF

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Publication number
CN113514990A
CN113514990A CN202110752132.XA CN202110752132A CN113514990A CN 113514990 A CN113514990 A CN 113514990A CN 202110752132 A CN202110752132 A CN 202110752132A CN 113514990 A CN113514990 A CN 113514990A
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China
Prior art keywords
chip
film
circuit board
display screen
display panel
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Granted
Application number
CN202110752132.XA
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Chinese (zh)
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CN113514990B (en
Inventor
胡晓刚
袁海江
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HKC Co Ltd
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HKC Co Ltd
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Priority to CN202110752132.XA priority Critical patent/CN113514990B/en
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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
    • G02F1/1347—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells
    • 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
    • G02F1/1345—Conductors connecting electrodes to cell terminals

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

The application provides a display screen and a display device, wherein the display screen comprises a first display screen and a second display screen, the first display screen comprises a first display panel, a first chip on film and a first circuit board, and the first chip on film is connected between the first display panel and the first circuit board; the second display screen comprises a second display panel, a second chip on film and a second circuit board, wherein the second chip on film is connected between the second display panel and the second circuit board; the first display panel is attached to the second display panel; the length of the first chip on film is larger than that of the second chip on film, and the first circuit board and the second circuit board are arranged in a staggered mode in the width direction of the first circuit board. The application provides a display screen can prevent to interfere each other between two circuit boards.

Description

Display screen and display device
Technical Field
The application relates to the technical field of display, in particular to a display screen and a display device.
Background
In the development process of display screens, the competition pressure among industries is getting bigger and bigger, and continuous innovation is needed. In order to cope with the continuous impact of the OLED (Organic Light-Emitting Diode) industry, the screen stacking technology of the LCD (Liquid Crystal Display) industry is in progress: the technical personnel fold the screen setting with two display screens, and after designing like this, the technical personnel discover to fold the display screen that the screen set up, have realized higher contrast, and color display performance.
However, the two display screens mean that there are two Printed Circuit Boards (PCBs), that is, after the display panels of the two display screens are overlapped and attached, the two PCBs are closely attached to each other, and thus, the two PCBs interfere with each other, and the display screens are not good due to long-term interference.
Disclosure of Invention
The application provides a display screen and display device can prevent to interfere each other between two circuit boards.
In a first aspect, the present application provides a display screen, including a first display screen and a second display screen, where the first display screen includes a first display panel, a first chip on film and a first circuit board, and the first chip on film is connected between the first display panel and the first circuit board; the second display screen comprises a second display panel, a second chip on film and a second circuit board, wherein the second chip on film is connected between the second display panel and the second circuit board; the first display panel is attached to the second display panel; the length of the first chip on film is larger than that of the second chip on film, and the first circuit board and the second circuit board are arranged in a staggered mode in the width direction of the first circuit board.
In an embodiment of the present application, the first display panel has at least one first bonding portion, one end of the first flip-chip film is connected to the first bonding portion, and the other end of the first flip-chip film is connected to the first circuit board; the second display panel is provided with at least one second binding part, one end of the second chip on film is connected with the second binding part, and the other end of the second chip on film is connected with the second circuit board; the first binding part is arranged corresponding to the second binding part.
In an embodiment of the present application, the first chip on film, the second chip on film, and the first chip and the second chip are disposed in a staggered manner along the extending direction of the first chip on film.
In an embodiment of the present application, the first chip on film, the second chip on film, and the first chip and the second chip are disposed in a staggered manner along a direction perpendicular to the extending direction of the first chip on film.
In an embodiment of the present application, the first display panel includes at least one first bonding portion, one end of the first flip-chip film is connected to the first bonding portion, and the other end of the first flip-chip film is connected to the first circuit board; the second display panel comprises at least one second binding part, one end of the second chip on film is connected with the second binding part, and the other end of the second chip on film is connected with the second circuit board; the first binding part and the second binding part are arranged in a staggered manner.
An embodiment of this application, be provided with on the second circuit board and dodge the portion, walk line and components and parts on the second circuit board and dodge the portion setting, it corresponds to dodge the portion first chip setting.
According to one embodiment of the application, the avoiding part is provided with a groove, and the groove corresponds to the first chip.
In an embodiment of the present disclosure, a first spacer is disposed between the first chip on film and the second chip on film, and the first spacer is at least one of: the heat sink comprises a buffer gasket, a heat dissipation gasket and an insulating gasket; and/or a second spacer is arranged between the first chip on film and the second circuit board, and the second spacer is at least one of the following: buffer pad, radiator spacer, insulating pad.
In an embodiment of the present application, the first display panel includes a first color film substrate and a first array substrate, and the first color film substrate and the first array substrate are disposed opposite to each other; the second display panel comprises a second color film substrate and a second array substrate, and the second color film substrate and the second array substrate are oppositely arranged; the first color film substrate is arranged on one side, far away from the second display panel, of the first array substrate, the second color film substrate is arranged on one side, far away from the first display panel, of the second array substrate, and the first array substrate and the second array substrate are arranged adjacently.
In a second aspect, the present application further provides a display device, including the aforementioned display screen, and backlight module, the display screen sets up to be close to one side on backlight module's the play plain noodles, with backlight module connects.
For the scheme that two display screens are overlapped and attached and then two printed circuit boards are overlapped and attached together, the display screen provided by the application ensures that the first circuit board and the second circuit board are arranged in a staggered manner in the width direction of the first circuit board by designing that the length of the first chip on film is larger than that of the second chip on film, so that the mutual interference between the first circuit board and the second circuit board is avoided; the two circuit boards are not overlapped and attached together, correspondingly, the wiring and the electrical element on the circuit boards are not attached together, short circuit caused by attachment of the wiring or the electrical element is avoided, or the problem that the circuit boards generate heat and are accumulated to be incapable of effectively dissipating heat to cause overhigh temperature is avoided, and the quality of products is ensured.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the application, are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the principles of the application. It is obvious that the drawings in the following description are only some embodiments of the application, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:
FIG. 1 is a schematic view of a display screen of a first embodiment of the present application;
FIG. 2 is a schematic view of a portion of a display screen of a second embodiment of the present application;
FIG. 3 is a partial side view of a display screen of a third embodiment of the present application;
FIG. 4 is a schematic view of a portion of a display screen of a fourth embodiment of the present application;
FIG. 5 is a schematic view of a portion of a display screen of a fifth embodiment of the present application;
FIG. 6 is a schematic view of a portion of a display screen of a sixth embodiment of the present application;
fig. 7 is a schematic view of a display device according to a seventh embodiment of the present application.
Wherein: 1. a display device; 10. a display screen; 100. a first display screen; 101. a first display panel; 1011. a first binding section; 102. a first chip on film; 1021. a first chip; 103. a first circuit board; 200. a second display screen; 201. a second display panel; 2011. a second binding section; 202. a second chip on film; 2021. a second chip; 203. a second circuit board; 2031. an avoidance part; 2030. a groove; 1012. a first color film substrate; 1013. a first array substrate; 2012. a second color film substrate; 2013. and a second array substrate.
Detailed Description
It is to be understood that the terminology, the specific structural and functional details disclosed herein are for the purpose of describing particular embodiments only, and are representative, but that the present application may be embodied in many alternate forms and should not be construed as limited to only the embodiments set forth herein.
In the description of the present application, the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating relative importance or as implicitly indicating the number of technical features indicated. Thus, unless otherwise specified, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature; "plurality" means two or more. The terms "comprises" and "comprising," and any variations thereof, are intended to cover a non-exclusive inclusion, such that one or more other features, integers, steps, operations, elements, components, and/or combinations thereof may be present or added.
Further, terms of orientation or positional relationship indicated by "center", "lateral", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, are described based on the orientation or relative positional relationship shown in the drawings, are simply for convenience of description of the present application, and do not indicate that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application.
Furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly and may include, for example, fixed connections, removable connections, and integral connections; can be mechanically or electrically connected; either directly or indirectly through intervening media, or through both elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
The present application will now be described in detail with reference to the drawings and alternative embodiments, it being understood that any combination of the various embodiments or technical features described below may form new embodiments without conflict.
Fig. 1 is a schematic view of a display screen according to a first embodiment of the present application, and as shown in fig. 1, a display screen 10 according to a first embodiment of the present application is disclosed, where the display screen 10 includes a first display screen 100 and a second display screen 200, the first display screen 100 includes a first display panel 101, a first flip-chip film 102 and a first circuit board 103, and the first flip-chip film 102 is connected between the first display panel 101 and the first circuit board 103; the second display screen 200 includes a second display panel 201, a second flip-chip film 202 and a second circuit board 203, wherein the second flip-chip film 202 is connected between the second display panel 201 and the second circuit board 203; the first display panel 101 is attached to the second display panel 201; the length of the first flip-chip film 102 is greater than that of the second flip-chip film 202, and the first circuit board 103 and the second circuit board 203 are arranged along the width direction of the first circuit board 103 in a staggered manner. It should be noted that, no matter before or after the first flip chip film 102 and the second flip chip film 202 are bent, the first circuit board 103 and the second circuit board 203 are dislocated in the width direction of the first circuit board 103, so as to prevent the two circuit boards from interfering with each other. For easy understanding, the width direction of the first circuit board 103 refers to the direction F in fig. 1.
It should be noted that the first display panel 101 and the second display panel 201 are attached together by an optically transparent adhesive. In addition, between the first display panel 101 and the second display panel 201, an optical gain structure, for example, an optical gain film, may also be disposed.
For the scheme that two display screens are overlapped and attached, and then two printed circuit boards are overlapped and attached together, the display screen provided by the application is larger than the second flip chip film 202 by designing the length of the first flip chip film 102, so that the first circuit board 103 and the second circuit board 203 are arranged in a staggered manner in the width direction along the first circuit board 103, and mutual interference between the first circuit board 103 and the second circuit board 203 is avoided. The two circuit boards are not overlapped and attached together any more, the wiring and the electrical element on the circuit boards are arranged, and the two circuit boards are not attached together, so that short circuit caused by the fact that the wiring or the electrical element are attached to each other is avoided, or the problem that the circuit boards generate heat and are accumulated to be incapable of effectively dissipating heat, and the temperature is too high is avoided, and the quality of products is guaranteed.
After the first chip on film 102 and the second chip on film 202 are bent, the first circuit board 103 and the second circuit board 203 are still arranged in a staggered manner, and when the two circuit boards are fixed, the two circuit boards can be fixed in a staggered manner without being stacked together, so that the thickness of the display screen is reduced, and the design of a thin screen is facilitated.
Fig. 2 is a partial schematic view of a display screen according to a second embodiment of the present application, and as shown in fig. 2, a display screen 10 according to the second embodiment of the present application is disclosed, in which on the basis of the first embodiment, a first display panel 101 has at least one first binding portion 1011, one end of a first flip-chip film 102 is connected to the first binding portion 1011, and the other end is connected to a first circuit board 103. The second display panel 201 has at least one second binding portion 2011, one end of the second flip-chip film 202 is connected to the second binding portion 2011, and the other end is connected to the second circuit board 203. The first binding portion 1011 is disposed corresponding to the second binding portion 2011. In this embodiment, not only the first circuit board 103 and the second circuit board 203 are disposed in a staggered manner, but also the chips on the two flip chips are disposed in a staggered manner, specifically: the first flip-chip film 102 is provided with a first chip 1021, the second flip-chip film 202 is provided with a second chip 2021, and the first chip 1021 and the second chip 2021 are arranged along the extending direction of the first flip-chip film 102 in a staggered manner, so as to reduce the interference problem between the first chip 1021 and the second chip 2021. In other words, referring to fig. 2, the first chip 1021 and the second chip 2021 are disposed at a staggered position one above the other.
Further, in order to reduce the interference problem between the second circuit board 203 and the first flip chip 102, an avoiding portion 2031 is disposed on the second circuit board 203, traces and a component avoiding portion 2031 on the second circuit board 203 are disposed, and the avoiding portion 2031 is disposed corresponding to the first chip 1021 of the first flip chip 102.
Optionally, the avoiding portion 2031 is provided with a groove 2030, the groove 2030 is disposed corresponding to the first chip 1021, specifically, the groove 2030 is a rectangular groove corresponding to the shape of the first chip 1021, and the first chip 1021 is clearance-fitted in the groove 2030. With such an arrangement, the total thickness of the second circuit board 203 and the first flip chip 102 can be reduced, which is beneficial for thinning.
In the above embodiment, the first display panel 101 and the second display panel 201 may be the same type of panel, for example, the first display panel 101 and the second display panel 201 are both UD (Ultra High Definition) panels, or the first display panel 101 and the second display panel 201 are both FHD (Full High Definition) panels. Of course, it is also possible that the first display panel 101 and the second display panel 201 are two different types of display panels.
The existing screen folding design is generally display panels of two different types, and the binding parts are arranged in a staggered mode. The scheme of this embodiment has reduced the design of folding the screen, to the injecing of two display panel's requirement, even the display panel's of two laminatings binding portion corresponds the setting, also can reach and reduce the effect that produces interference between the PCB, has improved the suitability.
In the second embodiment, it is not necessary to provide the groove 2030 corresponding to the avoiding portion 2031, and it is only necessary to avoid routing of the circuit board and design of electrical components at the avoiding portion 2031. Even if the insulating work between the circuit board and the chip on film is good, the circuit board may not be provided with the relief portion 2031. In addition, the chip of the present application is disposed in a staggered manner, the avoiding portion 2031 is disposed at a position corresponding to the chip on the circuit board, and the groove 2030 is disposed corresponding to the avoiding portion 2031.
Fig. 3 is a partial side view of a display screen according to a third embodiment of the present application, and as shown in fig. 3, a display screen 10 according to the third embodiment of the present application is disclosed, in which on the basis of the first embodiment, a first chip 1021 is disposed on the first flip-chip film 102, a second chip 2021 is disposed on the second flip-chip film 202, and the first chip 1021 and the second chip 2021 are disposed in a staggered manner along a direction perpendicular to an extending direction of the first flip-chip film 102. Further, this embodiment may also be combined with the chip arrangement in the second embodiment, such as: the first chip 1021 and the second chip 2021 are disposed in a staggered manner, i.e., not only in a staggered manner from left to right, but also in a staggered manner from top to bottom.
In the above technical solution, the first chip 1021 and the second chip 2021 are disposed in a staggered manner from left to right along the extending direction of the first flip-chip film 102, so that the first chip 1021 and the second chip 2021 do not interfere with each other, and the interference between the two flip-chip films is reduced, thereby avoiding the occurrence of phenomena such as over-temperature and short circuit between the chips.
Fig. 4 is a partial schematic view of a display screen according to a fourth embodiment of the present application, and as shown in fig. 4, a display screen 10 according to the fourth embodiment of the present application is disclosed, in which based on the first embodiment, the first display panel 101 includes at least one first bonding portion 1011, one end of the first flip-chip film 102 is connected to the first bonding portion 1011, and the other end is connected to the first circuit board 103. The second display panel 201 includes at least one second binding portion 2011, one end of the second flip-chip film 202 is connected to the second binding portion 2011, and the other end is connected to the second circuit board 203. The first binding portion 1011 and the second binding portion 2011 are arranged in a staggered manner.
The first display panel 101 and the second display panel 201 of the present embodiment may be two different types of panels, for example, the first display panel 101 is a UD panel, and the second display panel 201 is an FHD panel; alternatively, the first display panel 101 is an FHD panel and the second display panel 201 is a UD panel. Of course, the first display panel 101 and the second display panel 201 may be the same type of panel, such as the first display panel 101 and the second display panel 201 are both UD panels; or, the first display panel 101 and the second display panel 201 are both FHD panels, and two display panels of the same model can be fabricated with staggered binding portions through different photomasks, so that the flip chips respectively connected to the binding portions of the two display panels are also arranged in a staggered manner, thereby preventing the interference problem between the flip chips and the chips on the upper portions of the flip chips.
Fig. 5 is a partial schematic view of a display screen according to a fifth embodiment of the present application, and as shown in fig. 5, a display screen 10 according to the fifth embodiment of the present application is disclosed, in which on the basis of any one of the above embodiments, the first display panel 101 includes a first color film substrate 1012 and a first array substrate 1013, and the first color film substrate 1012 and the first array substrate 1013 are disposed oppositely; the second display panel 201 includes a second color filter substrate 2012 and a second array substrate 2013, where the second color filter substrate 2012 is opposite to the second array substrate 2013. The first color filter substrate 1012 is disposed on a side of the first array substrate 1013 away from the second display panel 201, the second color filter substrate 2012 is disposed on a side of the second array substrate 2013 away from the first display panel 101, and the first array substrate 1013 and the second array substrate 2013 are disposed adjacently. The display panels with the same model are arranged oppositely in a mirror image mode, so that the binding parts can be staggered, and interference of the chip on the chip covering film and the chip on the upper part of the chip covering film is avoided. In addition, since the binding portions of the display panels of the same model are made of the same mask, the mask does not need to be re-opened to realize the dislocation of the binding portions, and the cost is saved.
Fig. 6 is a partial schematic view of a display screen according to a sixth embodiment of the present application, and as shown in fig. 6, a display screen 10 according to the sixth embodiment of the present application is disclosed, in which on the basis of any one of the above embodiments, a first spacer 121 is disposed between the first flip-chip film 102 and the second flip-chip film 202, and the first spacer 121 is at least one of the following: buffer pad, radiator spacer, insulating pad. When the buffer pad is arranged between the first chip on film 102 and the second chip on film 202, the collision between the two can be buffered; when the heat dissipation pad is arranged between the first chip on film 102 and the second chip on film 202, heat dissipation can be better performed, and the occurrence of short circuit is further avoided; when the insulating spacer is disposed between the first flip chip package 102 and the second flip chip package 202, short circuit between the flip chip packages can be directly prevented. In addition, a second spacer 122 is disposed between the first flip-chip film 102 and the second circuit board 203, and the second spacer 122 is at least one of the following: buffer pad, radiator spacer, insulating pad.
In the above embodiment, after the first display panel 101 and the second display panel 201 are bonded, the other three sides except the bonding portion are sealed, and the applied glue is opaque glue to prevent light leakage.
Fig. 7 is a schematic view of a display device according to a seventh embodiment of the present application, and as shown in fig. 7, the present application further discloses a display device 1, which includes the display screen 10 in any one of the embodiments and the backlight module 20, wherein the display screen 10 is disposed on a side close to a light exit surface of the backlight module 20 and connected to the backlight module 20.
The technical features of the embodiments may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The technical solution of the present invention can be widely applied to various display screens, such as TN (Twisted Nematic) display screen, IPS (In-Plane Switching) display screen, VA (Vertical Alignment) display screen, MVA (Multi-Domain Vertical Alignment) display screen, and certainly, other types of display screens, such as OLED (Organic Light-Emitting Diode) display screen, which can be applied to the above solution.
The foregoing is a more detailed description of the present application in connection with specific alternative embodiments, and the specific implementations of the present application are not to be considered limited to these descriptions. For those skilled in the art to which the present application pertains, several simple deductions or substitutions may be made without departing from the concept of the present application, and all should be considered as belonging to the protection scope of the present application.

Claims (10)

1. A display screen comprises a first display screen and a second display screen, wherein the first display screen comprises a first display panel, a first chip on film and a first circuit board, and the first chip on film is connected between the first display panel and the first circuit board; the second display screen comprises a second display panel, a second chip on film and a second circuit board, wherein the second chip on film is connected between the second display panel and the second circuit board; the first display panel is attached to the second display panel;
the flip chip package is characterized in that the length of the first flip chip film is larger than that of the second flip chip film, and the first circuit board and the second circuit board are arranged in a staggered mode in the width direction of the first circuit board.
2. The display screen of claim 1, wherein the first display panel has at least one first bonding portion, one end of the first flip-chip film is connected to the first bonding portion, and the other end of the first flip-chip film is connected to the first circuit board; the second display panel is provided with at least one second binding part, one end of the second chip on film is connected with the second binding part, and the other end of the second chip on film is connected with the second circuit board; the first binding part is arranged corresponding to the second binding part.
3. The display screen of claim 2, wherein the first chip on film and the second chip on film are disposed in a staggered manner along an extending direction of the first chip on film.
4. The display screen of claim 2, wherein the first chip on film and the second chip on film are disposed in a staggered manner along a direction perpendicular to the extending direction of the first chip on film.
5. The display screen of claim 1, wherein the first display panel comprises at least one first bonding portion, one end of the first flip-chip film is connected to the first bonding portion, and the other end of the first flip-chip film is connected to the first circuit board; the second display panel comprises at least one second binding part, one end of the second chip on film is connected with the second binding part, and the other end of the second chip on film is connected with the second circuit board; the first binding part and the second binding part are arranged in a staggered manner.
6. The display screen according to claim 2 or 5, wherein an avoiding portion is disposed on the second circuit board, the routing and the component on the second circuit board avoid the avoiding portion, and the avoiding portion is disposed corresponding to the first chip.
7. A display screen according to claim 6, wherein the avoiding portion is provided with a groove, and the groove is provided corresponding to the first chip.
8. The display screen of claim 2, wherein a first spacer is disposed between the first flip-chip film and the second flip-chip film, the first spacer being at least one of: the heat sink comprises a buffer gasket, a heat dissipation gasket and an insulating gasket; and/or
A second spacer is arranged between the first chip on film and the second circuit board, and the second spacer is at least one of the following: buffer pad, radiator spacer, insulating pad.
9. The display screen of claim 1, wherein the first display panel comprises a first color film substrate and a first array substrate, and the first color film substrate and the first array substrate are arranged oppositely; the second display panel comprises a second color film substrate and a second array substrate, and the second color film substrate and the second array substrate are oppositely arranged;
the first color film substrate is arranged on one side, far away from the second display panel, of the first array substrate, the second color film substrate is arranged on one side, far away from the first display panel, of the second array substrate, and the first array substrate and the second array substrate are arranged adjacently.
10. A display device, comprising the display screen of any one of claims 1 to 9 and a backlight module, wherein the display screen is disposed on a side close to a light-emitting surface of the backlight module and connected to the backlight module.
CN202110752132.XA 2021-06-30 2021-06-30 Display screen and display device Active CN113514990B (en)

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050041401A1 (en) * 2003-08-21 2005-02-24 Toppoly Optoelectronics Corp. Module with FPC and manufacturing method for the same
JP2008065010A (en) * 2006-09-07 2008-03-21 Hitachi Displays Ltd Liquid crystal display device
US20160198560A1 (en) * 2015-01-07 2016-07-07 Samsung Display Co., Ltd. Display device
CN110515246A (en) * 2019-09-29 2019-11-29 福建捷联电子有限公司 A kind of colorful liquid crystal display of stack cobasis plate
CN211956056U (en) * 2020-04-27 2020-11-17 昆山龙腾光电股份有限公司 Flexible circuit board and display device
CN111965863A (en) * 2020-08-26 2020-11-20 上海天马微电子有限公司 Display device and control method thereof
CN111999949A (en) * 2020-09-09 2020-11-27 上海中航光电子有限公司 Display panel, preparation method thereof and display device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050041401A1 (en) * 2003-08-21 2005-02-24 Toppoly Optoelectronics Corp. Module with FPC and manufacturing method for the same
JP2008065010A (en) * 2006-09-07 2008-03-21 Hitachi Displays Ltd Liquid crystal display device
US20160198560A1 (en) * 2015-01-07 2016-07-07 Samsung Display Co., Ltd. Display device
CN110515246A (en) * 2019-09-29 2019-11-29 福建捷联电子有限公司 A kind of colorful liquid crystal display of stack cobasis plate
CN211956056U (en) * 2020-04-27 2020-11-17 昆山龙腾光电股份有限公司 Flexible circuit board and display device
CN111965863A (en) * 2020-08-26 2020-11-20 上海天马微电子有限公司 Display device and control method thereof
CN111999949A (en) * 2020-09-09 2020-11-27 上海中航光电子有限公司 Display panel, preparation method thereof and display device

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