WO2020103224A1 - Display panel and display apparatus - Google Patents

Display panel and display apparatus

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Publication number
WO2020103224A1
WO2020103224A1 PCT/CN2018/120575 CN2018120575W WO2020103224A1 WO 2020103224 A1 WO2020103224 A1 WO 2020103224A1 CN 2018120575 W CN2018120575 W CN 2018120575W WO 2020103224 A1 WO2020103224 A1 WO 2020103224A1
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WO
WIPO (PCT)
Prior art keywords
layer
transparent
substrate
display panel
organic light
Prior art date
Application number
PCT/CN2018/120575
Other languages
French (fr)
Chinese (zh)
Inventor
刘振
卓恩宗
Original Assignee
惠科股份有限公司
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.)
Filing date
Publication date
Application filed by 惠科股份有限公司 filed Critical 惠科股份有限公司
Publication of WO2020103224A1 publication Critical patent/WO2020103224A1/en

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    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
    • H10K59/10—OLED displays
    • H10K59/12—Active-matrix OLED [AMOLED] displays
    • H10K59/121—Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00—Organic light-emitting devices
    • H10K50/80—Constructional details
    • H10K50/84—Passivation; Containers; Encapsulations
    • H10K50/841—Self-supporting sealing arrangements
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
    • H10K59/10—OLED displays
    • H10K59/12—Active-matrix OLED [AMOLED] displays
    • H10K59/131—Interconnections, e.g. wiring lines or terminals

Definitions

  • the present application relates to the technical field of display equipment, in particular to a display panel and a display device.
  • OLED display has many advantages such as self-illumination, low driving voltage, high luminous efficiency, short response time, high clarity and contrast, light and thin, flexible, wide temperature range, etc.
  • the application is becoming more and more extensive, showing great potential in the field of display and lighting.
  • Most OLED displays use top-emitting or bottom-emitting designs, and the anode or cathode on the other side are opaque or reflective.
  • the user's experience requirements for double-sided displays are also getting higher and higher. In the state of being transparent, the effect of displaying the same picture when displaying on both sides, in order to achieve this display effect, most of the OLED display screens adopt a more complicated structure, the manufacturing cost is higher, and it is difficult to achieve the desired effect.
  • An object of the present application is to provide a display panel, including but not limited to simplifying the structure and achieving double-sided display.
  • a display panel including:
  • the first substrate and the second substrate that are oppositely arranged;
  • An organic light-emitting device provided between the first substrate and the second substrate, the organic light-emitting device including a first transparent electrode layer, an organic light-emitting layer, and a second transparent electrode layer arranged in sequence;
  • An array circuit layer is provided between the second substrate and the organic light emitting device
  • the second transparent electrode layer is provided between the array circuit layer and the organic light emitting layer, the organic light emitting layer is divided into a plurality of light emitting parts in the organic light emitting device, and the plurality of light emitting parts Arranged in an array, so that the display panel forms a plurality of alternately arranged display areas and transparent areas.
  • the outer contours of the display area and the transparent area are graphics that can be arranged repeatedly.
  • the outer contours of the display area and the transparent area are graphics that can be arranged repeatedly.
  • the display area and the transparent area are arranged in a square, in the same row, the display area and the transparent area are alternately arranged, in the same column, the display area and the The transparent areas are arranged alternately.
  • the display area and the transparent area are arranged in a rectangle, in the same row, the display area and the transparent area are alternately arranged, in the same column, the display area and the The transparent areas are arranged alternately.
  • the display area and the transparent area are arranged in a diamond shape, in the same row, the display area and the transparent area are alternately arranged, in the same column, the display area and the The transparent areas are arranged alternately.
  • the display panel further includes a transparent encapsulation layer disposed between the organic light-emitting layer and the first substrate, the transparent encapsulation layer covering the organic light-emitting layer.
  • the transparent encapsulation layer is a transparent resin layer.
  • the transparent encapsulation layer is a thin-film encapsulation layer.
  • the thin-film encapsulation layer is a thin-film encapsulation layer made of silicon nitride, silicon oxide, or aluminum oxide.
  • the material of the first transparent electrode layer is a thin film material of one of indium tin oxide, indium zinc oxide, indium gallium zinc oxide, zinc oxide, tin dioxide, and aluminum-doped zinc oxide.
  • the material of the second transparent electrode layer is magnesium-silver alloy.
  • the array circuit layer is a thin film transistor array layer.
  • both the first substrate and the second substrate are flexible substrates.
  • both the first substrate and the second substrate are rigid substrates.
  • the first substrate and the second substrate are glass substrates or plastic substrates.
  • Another object of this application is to provide a display panel, including:
  • the first substrate and the second substrate that are oppositely arranged;
  • the organic light-emitting device includes a transparent cathode, an electron injection layer, an electron transport layer, a light-emitting layer, a hole transport layer, and holes arranged in this order Injection layer and transparent anode;
  • a transparent encapsulation layer provided between the first substrate and the organic light-emitting device, and covering the transparent cathode;
  • the thin film transistor array layer is provided between the second substrate and the transparent anode;
  • the light-emitting layer is divided into a plurality of light-emitting parts in the display panel, and the plurality of light-emitting parts are arranged in an array, so that the display panel forms a plurality of alternately arranged display areas and transparent areas.
  • Still another object of the present application is to provide a display device including a display panel, the display panel including:
  • the first substrate and the second substrate that are oppositely arranged;
  • An organic light-emitting device provided between the first substrate and the second substrate, the organic light-emitting device comprising a first transparent electrode layer, an organic light-emitting layer and a second transparent electrode layer arranged in sequence;
  • An array circuit layer is provided between the second substrate and the organic light emitting device
  • the second transparent electrode layer is provided between the array circuit layer and the organic light emitting layer, the organic light emitting layer is divided into a plurality of light emitting parts in the organic light emitting device, and the plurality of light emitting parts Arranged in an array, so that the display panel forms a plurality of alternately arranged display areas and transparent areas.
  • the organic light-emitting device uses a transparent light-emitting device
  • the array circuit layer can control the light emission of the organic light-emitting device to both sides
  • the organic light-emitting layer in the organic light-emitting device forms a plurality of alternately arranged display areas on the display panel And transparent area, the structure is simple, not only can realize double-sided display, but also realize transparent display when the screen is closed.
  • FIG. 1 is a simplified schematic diagram of a display panel provided by an embodiment of this application.
  • FIG. 2 is a schematic diagram of the arrangement of the display area and the transparent area of the display panel provided by an implementation of this application;
  • FIG. 3 is a schematic diagram of the arrangement of the display area and the transparent area of a display panel provided by another implementation of this application;
  • FIG. 4 is a schematic structural diagram of an organic light-emitting device in the display panel shown in FIG. 1;
  • FIG. 5 is a schematic structural diagram of a display device provided by an embodiment of the present application.
  • the display panel 10 provided by the embodiment of the present application includes a first substrate 110 and a second substrate 120, and an organic light emitting device 200 and an array circuit layer between the first substrate 110 and the second substrate 120 are provided 300. Both the first substrate 110 and the second substrate 120 are transparent substrates.
  • the organic light-emitting device 200 includes a first transparent electrode layer 210, an organic light-emitting layer 230, and a second transparent electrode layer 220 disposed in sequence; an array circuit layer 300 is provided between the second substrate 120 and the organic light-emitting device 200, and the array circuit layer 300 is disposed In order to control the light emission of the organic light emitting layer 230, the same picture is displayed on both sides of the display panel 10.
  • the array circuit layer 300 simultaneously controls the light emission of the organic light emitting device 200 upward and downward.
  • the array circuit layer 300 may include various semiconductor devices, such as thin film transistors, so that the same picture is displayed on the front and back of the display panel 10 at the same time.
  • the second transparent electrode layer 220 is disposed between the array circuit layer 300 and the organic light emitting layer 230.
  • the organic light emitting layer 230 is divided into a plurality of light emitting portions arranged in an array in the organic light emitting device 200, that is, the plurality of light emitting portions share the first transparent The electrode layer 210 and the second transparent electrode layer 220, so that the display panel 10 can form a plurality of alternately arranged display areas 101 and transparent areas 102, each light emitting portion corresponds to each display area 101, and the organic light emitting device 200 uses The transparent light-emitting device further enables the display device using the display panel 10 to realize transparent display in a state where the screen is held.
  • the organic light emitting device 200 and the array circuit layer 300 are provided between the first substrate 110 and the second substrate 120, the organic light emitting device 200 uses a transparent light emitting device, and the array circuit layer 300 can control organic light emission
  • the light emitted from the device 200 to both sides causes the front and back sides of the display panel 10 to display the same picture.
  • the organic light-emitting layers 230 in the organic light-emitting device 200 are arranged in an array on the display panel 10, so that the display panel 10 is formed in multiple alternating arrangements
  • the display area 101 and the transparent area 102 have a simple structure, which can realize both double-sided display and transparent display when the screen is held, which improves the user experience.
  • Both sides of the display panel 10 need light to exit from them.
  • the two sides mentioned here refer to the side where the first substrate 110 and the second substrate 120 of the display panel 10 are located. Sometimes they can Called front and back. It should be noted that the first substrate 110, the second substrate 120, and the front or back described herein are not intended to play any limiting role, but only to distinguish them in the description so that those skilled in the art can Understand the inventive concept of this application more clearly. In other words, they can be used interchangeably as needed.
  • the first substrate 110 and the second substrate 120 may be glass substrates or plastic substrates.
  • the first substrate 110 and the second substrate 120 are both flexible substrates, and the corresponding display panel is a flexible panel.
  • the first substrate 110 and the second substrate 120 are both rigid substrates.
  • the first transparent electrode layer 210 is a transparent cathode
  • the second transparent electrode layer 220 is a transparent anode.
  • the first transparent electrode layer 210 uses a material with high transmittance, high conductivity, and low work function, for example, a stack combination of lanthanum hexaboride or magnesium and silver
  • the second transparent electrode layer 220 may use a material with high transmittance, High conductivity and high work function materials, such as indium tin oxide (ITO), indium gallium zinc oxide (IGZO), indium zinc oxide (IZO), aluminum-doped zinc oxide (AZO), tin dioxide and other transparent conductive materials Or a thin metal layer, prepared by magnetron sputtering, thermal evaporation and other methods.
  • the first substrate 110 and the second substrate 120 may be selected from glass or plastic substrates, such as polyterephthalate plastic (PET) substrate, polyethylene (PE) substrate, polycarbonate (PC) substrate or polyurethane (PU) substrate Substrate.
  • PET polyterephthalate plastic
  • PE polyethylene
  • PC polycarbonate
  • PU polyurethane
  • the first transparent electrode layer 210 is a transparent anode, which uses indium tin oxide (ITO), indium zinc oxide (IZO), indium gallium zinc oxide (IGZO), zinc oxide, tin dioxide, A thin film material of one of aluminum-doped zinc oxide (AZO).
  • ITO indium tin oxide
  • IZO indium zinc oxide
  • IGZO indium gallium zinc oxide
  • ZO aluminum-doped zinc oxide
  • the second transparent electrode layer 220 is a transparent cathode, which uses magnesium-silver alloy.
  • the outlines of the display area 101 and the transparent area 102 are both repeatable patterns.
  • the arrangement structure of the display area 101 and the transparent area 102 may be a square arrangement, a rectangular arrangement, and a diamond arrangement.
  • the display area 101 and the transparent area 102 are arranged in a square, each display area 101 and each transparent area 102 are square, and the area of each display area 101 and the transparent area 102 is equal.
  • each row there is a transparent area 102 between two adjacent display areas 101
  • in each column there is also a transparent area 102 between two adjacent display areas 101, that is, both directions are staggered
  • the display on both sides of the display panel 10 can be more uniform.
  • the areas of the display area 101 and the transparent area 102 may be set to be unequal.
  • the display area 101 and the transparent area 102 are arranged in a diamond shape, and each display area 101 and each transparent area 102 are diamond-shaped, and the area of each display area 101 and the transparent area 102 is equal.
  • each row there is a transparent area 102 between two adjacent display areas 101, and in each column, there is also a transparent area 102 between two adjacent display areas 101, that is, they are alternately arranged.
  • each display area 101 includes at least one sub-pixel, and each sub-pixel includes a thin film transistor and an OLED device that are sequentially formed on the second substrate 120.
  • the number of sub-pixels in each display area 101 can be set according to the color matching method of the display panel 10, for example, when the color matching method of the display panel 10 is the RGB color matching method, the number of sub-pixels in each display area 101 is Three, three sub-pixels are R sub-pixel, G sub-pixel, and B sub-pixel respectively.
  • the color matching method of the display panel 10 is the RGBW color matching method
  • the number of each sub-pixel is four, and the four sub-pixels are R sub-pixels , G subpixel, B subpixel, W subpixel.
  • the thin film transistor can be an amorphous silicon thin film transistor, a single crystal silicon thin film transistor, a polycrystalline silicon thin film transistor, a metal oxide thin film transistor, etc.
  • the structure of the thin film transistor can be selected according to actual needs, for example, a thin film transistor with a top gate structure or a bottom gate structure Thin film transistors, etc.
  • the display panel 10 further includes a transparent encapsulation layer 400 disposed between the organic light-emitting layer 230 and the first substrate 110.
  • the transparent encapsulation layer 400 covers the organic light-emitting layer 230 to isolate moisture and oxygen To increase the service life of OLED light-emitting devices, and thus the service life of display panels.
  • the transparent encapsulation layer 400 is made of transparent resin.
  • the transparent encapsulation layer 400 uses a thin-film encapsulation layer, so that the display panel 10 has a smaller thickness.
  • a thin-film encapsulation layer made of silicon nitride, silicon oxide, or aluminum oxide is used.
  • the organic light-emitting layer 230 includes an electron injection layer 231, an electron transport layer 232, a light-emitting layer 233, a hole transport layer 234, and a hole injection layer 235 disposed in this order.
  • the light-emitting layer 233 may be an organic light-emitting diode, such as a polymer light-emitting diode (PLED), or a small molecule electroluminescent diode (OLED).
  • PLED polymer light-emitting diode
  • OLED small molecule electroluminescent diode
  • the first transparent electrode layer 210 may be an anode or a cathode
  • the second transparent electrode layer 220 may be a cathode or an anode.
  • a hole or electron transfer region Between the first transparent electrode layer 210 and the light emitting layer 233 is a hole or electron transfer region.
  • the hole injection layer 235 or the hole transport layer 234 may be selectively inserted.
  • the electron injection layer 231 or the electron transport layer 232 may be selectively inserted.
  • the electron transport layer 232 can be made of 8-hydroxyquinoline aluminum (Alq), triphenylbenzimidazole (TPBI), anthracene derivatives, fluorene derivatives (fluorine, spirofluorine), etc., and then doped with alkali metal halide N-type dopants such as compounds, alkaline earth metal halides, alkali metal oxides or metal carbonates to enhance their electron mobility.
  • Alq 8-hydroxyquinoline aluminum
  • TPBI triphenylbenzimidazole
  • anthracene derivatives fluorene derivatives (fluorine, spirofluorine), etc.
  • alkali metal halide N-type dopants such as compounds, alkaline earth metal halides, alkali metal oxides or metal carbonates to enhance their electron mobility.
  • the material of the electron injection layer 231 may be a metal compound, and an organic layer with a good work function coordination with the light-transmitting electrode is used.
  • the material of the hole transport layer 234 may be NPB (N, N-di (naphthalene-1-yl) -N, N-diphenyl-benzidene) and other allylamine compounds; the material of the hole injection layer 235 may be allyl Titanium cyanine compounds such as amines or CuPc.
  • the display panel 10 provided by the embodiment of the present application includes a first substrate 110 and a second substrate 120, an organic light emitting device 200, a transparent encapsulation layer 400 and a thin film transistor array layer disposed oppositely .
  • the organic light emitting device 200 is provided between the first substrate 110 and the second substrate 120.
  • the organic light emitting device 200 includes a transparent cathode, an electron injection layer 231, an electron transport layer 232, a light emitting layer 233, and a hole transport layer 234 arranged in this order.
  • the hole injection layer 235 and the transparent anode, the electron injection layer 231, the electron transport layer 232, the light emitting layer 233, the hole transport layer 234, and the hole injection layer 235 together form the organic light emitting layer 230.
  • the transparent encapsulation layer 400 is disposed between the first substrate 110 and the organic light-emitting device 200.
  • the transparent encapsulation layer 400 is configured to isolate moisture and oxygen, prevent moisture intrusion, and increase the service life of the display panel 10.
  • the thin film transistor array layer is disposed between the second substrate 120 and the transparent anode, and is configured to control the light emission of the organic light emitting device 200 so that the front and back sides of the display panel 10 display the same picture.
  • the light-emitting layer 233 is divided into a plurality of light-emitting portions arranged in an array in the organic light-emitting device 200, so that the display panel 10 forms a plurality of alternately arranged display areas 101 and transparent areas 102, so that both double-sided display and Realizing transparent display while holding the screen can improve user experience.
  • the display device 20 provided by the embodiment of the present application includes a display panel 10.
  • the display panel 10 includes a first substrate 110, a second substrate 120, an organic light emitting device 200, and an array circuit layer 300. Both the first substrate 110 and the second substrate 120 are transparent substrates.
  • the organic light-emitting device 200 includes a first transparent electrode layer 210, an organic light-emitting layer 230, and a second transparent electrode layer 220 that are sequentially arranged.
  • the array circuit layer 300 is provided between the second substrate 120 and the organic light-emitting device 200. The array circuit layer 300 simultaneously controls the light emission of the organic light-emitting device 200 to the upper side and the lower side, so that the same picture is displayed on both sides of the display panel 10.
  • the second transparent electrode layer 220 is disposed between the array circuit layer 300 and the organic light-emitting layer 230.
  • the organic light-emitting layer 230 is divided into a plurality of light-emitting portions arranged in an array in the organic light-emitting device 200.
  • the plurality of light-emitting portions enables the display panel 10 A plurality of alternately arranged display areas 101 and transparent areas 102 are formed, and each light-emitting portion corresponds to each display area 101, and the organic light-emitting device 200 uses a transparent light-emitting device, the display device can realize double-sided display, in the state of the screen It can realize transparent display, simple structure and relatively low production cost.

Abstract

A display panel. The display panel comprises: a first substrate and a second substrate, which are arranged opposite each other; an organic light-emitting device, which comprises a first transparent electrode layer, an organic light-emitting layer and a second transparent electrode layer, which are sequentially arranged; and an array circuit layer, which is arranged between the second substrate and the organic light-emitting device, wherein the second transparent electrode layer is arranged between the array circuit layer and the organic light-emitting layer, and the organic light-emitting layer is separated into multiple light-emitting portions arranged in an array in the organic light-emitting device, so that the display panel forms multiple alternately arranged display areas and transparent areas.

Description

显示面板及显示装置Display panel and display device
本申请要求于2018年11月21日提交中国专利局，申请号为201811388843.8，发明名称为“显示面板及显示装置”的中国专利申请的优先权，其全部内容通过引用结合在本申请中。This application requires priority to be submitted to the Chinese Patent Office on November 21, 2018, with the application number 201811388843.8 and the Chinese patent application titled "Display Panel and Display Device", the entire contents of which are incorporated by reference in this application.
技术领域Technical field
本申请涉及显示设备技术领域，尤其涉及一种显示面板及显示装置。The present application relates to the technical field of display equipment, in particular to a display panel and a display device.
背景技术Background technique
这里的陈述仅提供与本申请有关的背景信息，而不必然构成现有技术。有机发光二极管(Organic Light-Emitting Diode，OLED)显示屏具有自发光、驱动电压低、发光效率高、响应时间短、清晰度与对比度高、轻薄、可弯曲、使用温度范围宽等诸多优点，其应用越来越广泛，在显示和照明领域展现巨大潜力。OLED显示屏大多采用顶发光或底发光的设计，另一侧的阳极或阴极则采用不透光或反光设计，而用户对于双面显示屏的体验要求也越来越高，例如需要在息屏状态下为透明的、双面显示时显示相同画面的效果，为实现这一显示效果，OLED显示屏大多采用较为复杂的结构，制造成本较高，而且难以达到要求的效果。The statements here only provide background information related to the present application and do not necessarily constitute prior art. Organic Light-Emitting Diode (OLED) display has many advantages such as self-illumination, low driving voltage, high luminous efficiency, short response time, high clarity and contrast, light and thin, flexible, wide temperature range, etc. The application is becoming more and more extensive, showing great potential in the field of display and lighting. Most OLED displays use top-emitting or bottom-emitting designs, and the anode or cathode on the other side are opaque or reflective. The user's experience requirements for double-sided displays are also getting higher and higher. In the state of being transparent, the effect of displaying the same picture when displaying on both sides, in order to achieve this display effect, most of the OLED display screens adopt a more complicated structure, the manufacturing cost is higher, and it is difficult to achieve the desired effect.
申请内容Application content
本申请的一个目的在于提供一种显示面板，包括但不限于简化结构且实现双面显示。An object of the present application is to provide a display panel, including but not limited to simplifying the structure and achieving double-sided display.
本申请实施例采用的技术方案是：一种显示面板，包括：The technical solution adopted in the embodiments of the present application is: a display panel, including:
相对设置的第一基板和第二基板；The first substrate and the second substrate that are oppositely arranged;
有机发光器件，设于所述第一基板和所述第二基板之间，所述有机发光器件包括依次设置的第一透明电极层、有机发光层和第二透明电极层；以及An organic light-emitting device provided between the first substrate and the second substrate, the organic light-emitting device including a first transparent electrode layer, an organic light-emitting layer, and a second transparent electrode layer arranged in sequence; and
阵列电路层，设于所述第二基板与所述有机发光器件之间；An array circuit layer is provided between the second substrate and the organic light emitting device;
其中，所述第二透明电极层设于所述阵列电路层与所述有机发光层之间，所述有机发光层在所述有机发光器件中分隔成多个发光部，所述多个发光部呈阵列排布，以使所述显示面板形成多个交替排布的显示区和透明区。Wherein, the second transparent electrode layer is provided between the array circuit layer and the organic light emitting layer, the organic light emitting layer is divided into a plurality of light emitting parts in the organic light emitting device, and the plurality of light emitting parts Arranged in an array, so that the display panel forms a plurality of alternately arranged display areas and transparent areas.
在一个实施例中，所述显示区和所述透明区的外形轮廓均为可重复排布的图形。In one embodiment, the outer contours of the display area and the transparent area are graphics that can be arranged repeatedly.
在一个实施例中，所述显示区和所述透明区的外形轮廓均为可重复排布的图形。In one embodiment, the outer contours of the display area and the transparent area are graphics that can be arranged repeatedly.
在一个实施例中，所述显示区和所述透明区呈正方形排布，于同一行中，所述显示区和所述透明区交替排布，于同一列中，所述显示区和所述透明区交替排布。In one embodiment, the display area and the transparent area are arranged in a square, in the same row, the display area and the transparent area are alternately arranged, in the same column, the display area and the The transparent areas are arranged alternately.
在一个实施例中，所述显示区和所述透明区呈长方形排布，于同一行中，所述显示区和所述透明区交替排布，于同一列中，所述显示区和所述透明区交替排布。In one embodiment, the display area and the transparent area are arranged in a rectangle, in the same row, the display area and the transparent area are alternately arranged, in the same column, the display area and the The transparent areas are arranged alternately.
在一个实施例中，所述显示区和所述透明区呈菱形排布，于同一行中，所述显示区和所述透明区交替排布，于同一列中，所述显示区和所述透明区交替排布。In one embodiment, the display area and the transparent area are arranged in a diamond shape, in the same row, the display area and the transparent area are alternately arranged, in the same column, the display area and the The transparent areas are arranged alternately.
在一个实施例中，所述显示面板还包括设置在所述有机发光层与所述第一基板之间的透明封装层，所述透明封装层覆盖所述有机发光层。In one embodiment, the display panel further includes a transparent encapsulation layer disposed between the organic light-emitting layer and the first substrate, the transparent encapsulation layer covering the organic light-emitting layer.
在一个实施例中，所述透明封装层为透明树脂层。In one embodiment, the transparent encapsulation layer is a transparent resin layer.
在一个实施例中，所述透明封装层为薄膜封装层。In one embodiment, the transparent encapsulation layer is a thin-film encapsulation layer.
在一个实施例中，所述薄膜封装层为氮化硅、氧化硅或三氧化二铝制成的薄膜封装层。In one embodiment, the thin-film encapsulation layer is a thin-film encapsulation layer made of silicon nitride, silicon oxide, or aluminum oxide.
在一个实施例中，所述第一透明电极层的材料为铟锡氧化物、铟锌氧化物、铟镓锌氧化物、氧化锌、二氧化锡、掺铝氧化锌之一的薄膜材料。In one embodiment, the material of the first transparent electrode layer is a thin film material of one of indium tin oxide, indium zinc oxide, indium gallium zinc oxide, zinc oxide, tin dioxide, and aluminum-doped zinc oxide.
在一个实施例中，所述第二透明电极层的材料为镁银合金。In one embodiment, the material of the second transparent electrode layer is magnesium-silver alloy.
在一个实施例中，所述阵列电路层为薄膜晶体管阵列层。In one embodiment, the array circuit layer is a thin film transistor array layer.
在一个实施例中，所述第一基板和所述第二基板均为柔性基板。In one embodiment, both the first substrate and the second substrate are flexible substrates.
在一个实施例中，所述第一基板和所述第二基板均为刚性基板。In one embodiment, both the first substrate and the second substrate are rigid substrates.
在一个实施例中，所述第一基板和所述第二基板为玻璃基板或塑料基板。In one embodiment, the first substrate and the second substrate are glass substrates or plastic substrates.
本申请的另一目的在于提供一种显示面板，包括：Another object of this application is to provide a display panel, including:
相对设置的第一基板和第二基板；The first substrate and the second substrate that are oppositely arranged;
有机发光器件，设于所述第一基板和所述第二基板之间，所述有机发光器件包括依次设置的透明阴极、电子注入层、电子传输层、发光层、空穴传输层、空穴注入层以及透明阳极；An organic light-emitting device is provided between the first substrate and the second substrate. The organic light-emitting device includes a transparent cathode, an electron injection layer, an electron transport layer, a light-emitting layer, a hole transport layer, and holes arranged in this order Injection layer and transparent anode;
透明封装层，设于所述第一基板与所述有机发光器件之间，覆盖所述透明阴极；以及A transparent encapsulation layer, provided between the first substrate and the organic light-emitting device, and covering the transparent cathode; and
薄膜晶体管阵列层，设于所述第二基板与所述透明阳极之间；The thin film transistor array layer is provided between the second substrate and the transparent anode;
其中，所述发光层在所述显示面板中分隔成多个发光部，所述多个发光部呈阵列排布，以使所述显示面板形成多个交替排布的显示区和透明区。Wherein, the light-emitting layer is divided into a plurality of light-emitting parts in the display panel, and the plurality of light-emitting parts are arranged in an array, so that the display panel forms a plurality of alternately arranged display areas and transparent areas.
本申请的再一目的在于提供一种显示装置，包括显示面板，所述显示面板包括：Still another object of the present application is to provide a display device including a display panel, the display panel including:
相对设置的第一基板和第二基板；The first substrate and the second substrate that are oppositely arranged;
有机发光器件，设于所述第一基板和所述第二基板之间，所述有机发光器 件包括依次设置的第一透明电极层、有机发光层和第二透明电极层；以及An organic light-emitting device provided between the first substrate and the second substrate, the organic light-emitting device comprising a first transparent electrode layer, an organic light-emitting layer and a second transparent electrode layer arranged in sequence; and
阵列电路层，设于所述第二基板与所述有机发光器件之间；An array circuit layer is provided between the second substrate and the organic light emitting device;
其中，所述第二透明电极层设于所述阵列电路层与所述有机发光层之间，所述有机发光层在所述有机发光器件中分隔成多个发光部，所述多个发光部呈阵列排布，以使所述显示面板形成多个交替排布的显示区和透明区。Wherein, the second transparent electrode layer is provided between the array circuit layer and the organic light emitting layer, the organic light emitting layer is divided into a plurality of light emitting parts in the organic light emitting device, and the plurality of light emitting parts Arranged in an array, so that the display panel forms a plurality of alternately arranged display areas and transparent areas.
本申请实施例提供的显示面板，有机发光器件采用透明发光器件，阵列电路层可控制有机发光器件向两面的出光，有机发光器件中的有机发光层在显示面板形成多个交替排布的显示区和透明区，结构简单，既能实现双面显示，又能在息屏时实现透明显示。In the display panel provided by the embodiment of the present application, the organic light-emitting device uses a transparent light-emitting device, the array circuit layer can control the light emission of the organic light-emitting device to both sides, and the organic light-emitting layer in the organic light-emitting device forms a plurality of alternately arranged display areas on the display panel And transparent area, the structure is simple, not only can realize double-sided display, but also realize transparent display when the screen is closed.
附图说明BRIEF DESCRIPTION
为了更清楚地说明本申请实施例中的技术方案，下面将对实施例或示范性技术描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本申请的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其它的附图。In order to more clearly explain the technical solutions in the embodiments of the present application, the following will briefly introduce the drawings needed in the embodiments or exemplary technical descriptions. Obviously, the drawings in the following description are only for the application For some embodiments, those of ordinary skill in the art can obtain other drawings based on these drawings without creative efforts.
图1为本申请实施例提供的显示面板的简易示意图；FIG. 1 is a simplified schematic diagram of a display panel provided by an embodiment of this application;
图2为本申请一实施提供的显示面板的显示区和透明区的排布示意图；2 is a schematic diagram of the arrangement of the display area and the transparent area of the display panel provided by an implementation of this application;
图3为本申请另一实施提供的显示面板的显示区和透明区的排布示意图；3 is a schematic diagram of the arrangement of the display area and the transparent area of a display panel provided by another implementation of this application;
图4为图1所示显示面板中有机发光器件的结构示意图；4 is a schematic structural diagram of an organic light-emitting device in the display panel shown in FIG. 1;
图5为本申请实施例提供的显示装置的结构示意图。5 is a schematic structural diagram of a display device provided by an embodiment of the present application.
具体实施方式detailed description
为了使本申请的目的、技术方案及优点更加清楚明白，以下结合附图及实施例，对本申请进行进一步详细说明。应当理解，此处所描述的具体实施例仅 用以解释本发明，并不用于限定本申请。In order to make the purpose, technical solutions and advantages of the present application more clear, the present application will be described in further detail in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present application.
需说明的是，当部件被称为“固定于”或“设置于”另一个部件，它可以直接在另一个部件上或者间接在该另一个部件上。当一个部件被称为是“连接于”另一个部件，它可以是直接或者间接连接至该另一个部件上。术语“上”、“下”、“左”、“右”等指示的方位或位置关系为基于附图所示的方位或位置关系，仅是为了便于描述，而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作，因此不能理解为对本申请的限制，对于本领域的普通技术人员而言，可以根据具体情况理解上述术语的具体含义。术语“第一”、“第二”仅用于便于描述目的，而不能理解为指示或暗示相对重要性或者隐含指明技术特征的数量。“多个”的含义是两个或两个以上，除非另有明确具体的限定。It should be noted that when a component is referred to as being “fixed” or “disposed on” another component, it can be directly on another component or indirectly on the other component. When a component is said to be "connected to" another component, it can be directly or indirectly connected to the other component. The terms "upper", "lower", "left", "right", etc. indicate the orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, only for the convenience of description, not to indicate or imply the device referred to Or elements must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of this application. For those of ordinary skill in the art, the specific meaning of the above terms can be understood according to specific circumstances. The terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features. The meaning of "plurality" is two or more, unless specifically defined otherwise.
为了说明本申请所述的技术方案，以下结合具体附图及实施例进行详细说明。In order to explain the technical solutions described in this application, the following detailed description will be made in conjunction with specific drawings and embodiments.
如图1～4所示，本申请实施例提供的显示面板10，包括第一基板110和第二基板120，设置第一基板110和第二基板120之间的有机发光器件200和阵列电路层300。第一基板110和第二基板120均为透明基板。有机发光器件200包括依次设置的第一透明电极层210、有机发光层230和第二透明电极层220；阵列电路层300设于第二基板120与有机发光器件200之间，阵列电路层300配置为控制有机发光层230的出光，使显示面板10两面显示相同画面。也就是说，有机发光层230向上发出的光从第一基板110射出，有机发光层230向下发出的光从第二基板120射出，故显示面板10可实现双面显示。阵列电路层300同时控制有机发光器件200向上面和向下面的出光，阵列电路层300可包括各种半导体器件，例如薄膜晶体管，以实现显示面板10的前面和 后面同时显示相同的画面。第二透明电极层220设于阵列电路层300与有机发光层230之间，有机发光层230在有机发光器件200中分隔成阵列排布的多个发光部，即多个发光部共用第一透明电极层210和第二透明电极层220，如此，可使显示面板10形成多个呈交替排布的显示区101和透明区102，各发光部对应各显示区101，而有机发光器件200又采用透明的发光器件，进而使采用该显示面板10的显示装置在息屏状态下能实现透明显示。As shown in FIGS. 1-4, the display panel 10 provided by the embodiment of the present application includes a first substrate 110 and a second substrate 120, and an organic light emitting device 200 and an array circuit layer between the first substrate 110 and the second substrate 120 are provided 300. Both the first substrate 110 and the second substrate 120 are transparent substrates. The organic light-emitting device 200 includes a first transparent electrode layer 210, an organic light-emitting layer 230, and a second transparent electrode layer 220 disposed in sequence; an array circuit layer 300 is provided between the second substrate 120 and the organic light-emitting device 200, and the array circuit layer 300 is disposed In order to control the light emission of the organic light emitting layer 230, the same picture is displayed on both sides of the display panel 10. That is, the light emitted upward from the organic light-emitting layer 230 is emitted from the first substrate 110, and the light emitted downward from the organic light-emitting layer 230 is emitted from the second substrate 120, so the display panel 10 can realize double-sided display. The array circuit layer 300 simultaneously controls the light emission of the organic light emitting device 200 upward and downward. The array circuit layer 300 may include various semiconductor devices, such as thin film transistors, so that the same picture is displayed on the front and back of the display panel 10 at the same time. The second transparent electrode layer 220 is disposed between the array circuit layer 300 and the organic light emitting layer 230. The organic light emitting layer 230 is divided into a plurality of light emitting portions arranged in an array in the organic light emitting device 200, that is, the plurality of light emitting portions share the first transparent The electrode layer 210 and the second transparent electrode layer 220, so that the display panel 10 can form a plurality of alternately arranged display areas 101 and transparent areas 102, each light emitting portion corresponds to each display area 101, and the organic light emitting device 200 uses The transparent light-emitting device further enables the display device using the display panel 10 to realize transparent display in a state where the screen is held.
本实施例提供的显示面板10，由于在第一基板110和第二基板120之间设置有机发光器件200及阵列电路层300，有机发光器件200采用透明发光器件，阵列电路层300可控制有机发光器件200向两面的出光，使显示面板10的前后两面显示相同的画面，同时，有机发光器件200中的有机发光层230在显示面板10呈阵列排布，使显示面板10形成多个交替排布的显示区101和透明区102，采用的结构简单，既能实现双面显示，又能在息屏时实现透明显示，提高了用户体验。In the display panel 10 provided in this embodiment, since the organic light emitting device 200 and the array circuit layer 300 are provided between the first substrate 110 and the second substrate 120, the organic light emitting device 200 uses a transparent light emitting device, and the array circuit layer 300 can control organic light emission The light emitted from the device 200 to both sides causes the front and back sides of the display panel 10 to display the same picture. At the same time, the organic light-emitting layers 230 in the organic light-emitting device 200 are arranged in an array on the display panel 10, so that the display panel 10 is formed in multiple alternating arrangements The display area 101 and the transparent area 102 have a simple structure, which can realize both double-sided display and transparent display when the screen is held, which improves the user experience.
显示面板10的两个面都需要有光从其中射出，此处所述的两个面是指该显示面板10的第一基板110所在的一面和第二基板120所在的一面，它们有时还可以称为前面和后面。需要说明的是，此处所述的第一基板110和第二基板120以及前面或后面并不是要起到任何限定作用，仅是为了在描述中对它们进行区分，以便于本领域技术人员能够更加清楚地理解本申请的发明构思。或者说，可以根据需要相互替换使用。Both sides of the display panel 10 need light to exit from them. The two sides mentioned here refer to the side where the first substrate 110 and the second substrate 120 of the display panel 10 are located. Sometimes they can Called front and back. It should be noted that the first substrate 110, the second substrate 120, and the front or back described herein are not intended to play any limiting role, but only to distinguish them in the description so that those skilled in the art can Understand the inventive concept of this application more clearly. In other words, they can be used interchangeably as needed.
在一实施例中，第一基板110和第二基板120可采用玻璃基板或塑料基板。In one embodiment, the first substrate 110 and the second substrate 120 may be glass substrates or plastic substrates.
在一实施例中，第一基板110和第二基板120均为柔性基板，对应的显示面板为柔性面板。In an embodiment, the first substrate 110 and the second substrate 120 are both flexible substrates, and the corresponding display panel is a flexible panel.
在一实施例中，第一基板110和第二基板120均为刚性基板。In one embodiment, the first substrate 110 and the second substrate 120 are both rigid substrates.
在一实施例中，第一透明电极层210为透明阴极，第二透明电极层220为透明阳极。第一透明电极层210采用高穿透率、高导电率和功函数低的材料，例如采用六硼化镧或镁与银的堆栈组合；第二透明电极层220可采用具有高穿透率、高导电率和功函数高的材料，例如采用氧化铟锡(ITO)、铟镓锌氧化物(IGZO)、氧化铟锌(IZO)、掺铝氧化锌(AZO)、二氧化锡等透明导电材料或薄金属层，通过磁控溅射、热蒸镀等方式制备而成。第一基板110和第二基板120可选自玻璃或塑料材质基板，如聚对苯二甲酸类塑料(PET)基板、聚乙烯(PE)基板、聚碳酸酯(PC)基板或聚氨酯(PU)基板。本申请的结构不限于应用在被动式显示器或主动式显示器中，因此可与薄膜晶体管等驱动组件合并使用。In one embodiment, the first transparent electrode layer 210 is a transparent cathode, and the second transparent electrode layer 220 is a transparent anode. The first transparent electrode layer 210 uses a material with high transmittance, high conductivity, and low work function, for example, a stack combination of lanthanum hexaboride or magnesium and silver; the second transparent electrode layer 220 may use a material with high transmittance, High conductivity and high work function materials, such as indium tin oxide (ITO), indium gallium zinc oxide (IGZO), indium zinc oxide (IZO), aluminum-doped zinc oxide (AZO), tin dioxide and other transparent conductive materials Or a thin metal layer, prepared by magnetron sputtering, thermal evaporation and other methods. The first substrate 110 and the second substrate 120 may be selected from glass or plastic substrates, such as polyterephthalate plastic (PET) substrate, polyethylene (PE) substrate, polycarbonate (PC) substrate or polyurethane (PU) substrate Substrate. The structure of the present application is not limited to applications in passive displays or active displays, so it can be combined with driving components such as thin film transistors.
在一实施例中，第一透明电极层210为透明阳极，其采用铟锡氧化物(ITO)、铟锌氧化物(IZO)、铟镓锌氧化物(IGZO)、氧化锌、二氧化锡、掺铝氧化锌(AZO)之一的薄膜材料。In one embodiment, the first transparent electrode layer 210 is a transparent anode, which uses indium tin oxide (ITO), indium zinc oxide (IZO), indium gallium zinc oxide (IGZO), zinc oxide, tin dioxide, A thin film material of one of aluminum-doped zinc oxide (AZO).
在一实施例中，第二透明电极层220为透明阴极，其采用镁银合金。In one embodiment, the second transparent electrode layer 220 is a transparent cathode, which uses magnesium-silver alloy.
在一实施例中，显示区101和透明区102的外形轮廓均为可重复排布的图形。In one embodiment, the outlines of the display area 101 and the transparent area 102 are both repeatable patterns.
在一实施例中，显示区101和透明区102的排布结构可以是正方形排布、长方形排布、菱形排布。In an embodiment, the arrangement structure of the display area 101 and the transparent area 102 may be a square arrangement, a rectangular arrangement, and a diamond arrangement.
在一实施例中，如图2所示，显示区101和透明区102呈正方形排布，各显示区101和各透明区102均呈正方形，每个显示区101和透明区102的面积相等，每一行中，相邻的两个显示区101之间具有一个透明区102，每一列中，相邻的两个显示区101之间也具有一个透明区102，即两个方向都是交错排布的，如此，可使显示面板10两侧的显示较为均匀。显示区101和透明区102 呈正方形排布时，显示区101和透明区102的面积可设置为不相等。In an embodiment, as shown in FIG. 2, the display area 101 and the transparent area 102 are arranged in a square, each display area 101 and each transparent area 102 are square, and the area of each display area 101 and the transparent area 102 is equal. In each row, there is a transparent area 102 between two adjacent display areas 101, and in each column, there is also a transparent area 102 between two adjacent display areas 101, that is, both directions are staggered As such, the display on both sides of the display panel 10 can be more uniform. When the display area 101 and the transparent area 102 are arranged in a square, the areas of the display area 101 and the transparent area 102 may be set to be unequal.
在一实施例中，如图3所示，显示区101和透明区102采用菱形排布，各显示区101和各透明区102均呈菱形，每个显示区101和透明区102的面积相等，每一行中，相邻的两个显示区101之间具有一个透明区102，每一列中，相邻的两个显示区101之间也具有一个透明区102，即也是交替排布的。In an embodiment, as shown in FIG. 3, the display area 101 and the transparent area 102 are arranged in a diamond shape, and each display area 101 and each transparent area 102 are diamond-shaped, and the area of each display area 101 and the transparent area 102 is equal. In each row, there is a transparent area 102 between two adjacent display areas 101, and in each column, there is also a transparent area 102 between two adjacent display areas 101, that is, they are alternately arranged.
在一实施例中，每个显示区101包括至少一个子像素，每个子像素包括依次形成于第二基板120上的薄膜晶体管和OLED器件。每个显示区101内的子像素的数量可根据显示面板10的配色方式进行设定，例如，显示面板10的配色方式为RGB配色方式时，每个显示区101内的子像素的个数为三个，三个子像素分别为R子像素、G子像素、B子像素，显示面板10的配色方式为RGBW配色方式时，每个子像素的个数为四个，四个子像素分别为R子像素、G子像素、B子像素、W子像素。薄膜晶体管可以为非晶硅薄膜晶体管、单晶硅薄膜晶体管、多晶硅薄膜晶体管、金属氧化物薄膜晶体管等，薄膜晶体管的结构可根据实际需要选择，例如采用顶栅结构的薄膜晶体管或底栅结构的薄膜晶体管等。In an embodiment, each display area 101 includes at least one sub-pixel, and each sub-pixel includes a thin film transistor and an OLED device that are sequentially formed on the second substrate 120. The number of sub-pixels in each display area 101 can be set according to the color matching method of the display panel 10, for example, when the color matching method of the display panel 10 is the RGB color matching method, the number of sub-pixels in each display area 101 is Three, three sub-pixels are R sub-pixel, G sub-pixel, and B sub-pixel respectively. When the color matching method of the display panel 10 is the RGBW color matching method, the number of each sub-pixel is four, and the four sub-pixels are R sub-pixels , G subpixel, B subpixel, W subpixel. The thin film transistor can be an amorphous silicon thin film transistor, a single crystal silicon thin film transistor, a polycrystalline silicon thin film transistor, a metal oxide thin film transistor, etc. The structure of the thin film transistor can be selected according to actual needs, for example, a thin film transistor with a top gate structure or a bottom gate structure Thin film transistors, etc.
在一实施例中，显示面板10还包括透明封装层400，该透明封装层400设置在有机发光层230与第一基板110之间，透明封装层400覆盖有机发光层230，以隔绝水汽及氧气，提高OLED发光器件的使用寿命，进而提高显示面板的使用寿命。In one embodiment, the display panel 10 further includes a transparent encapsulation layer 400 disposed between the organic light-emitting layer 230 and the first substrate 110. The transparent encapsulation layer 400 covers the organic light-emitting layer 230 to isolate moisture and oxygen To increase the service life of OLED light-emitting devices, and thus the service life of display panels.
在一实施例中，透明封装层400的材料采用透明树脂。In one embodiment, the transparent encapsulation layer 400 is made of transparent resin.
在一实施例中，透明封装层400采用薄膜封装层，使显示面板10具有更小的厚度，例如选用氮化硅、氧化硅或三氧化二铝等制成的薄膜封装层。In one embodiment, the transparent encapsulation layer 400 uses a thin-film encapsulation layer, so that the display panel 10 has a smaller thickness. For example, a thin-film encapsulation layer made of silicon nitride, silicon oxide, or aluminum oxide is used.
在一实施例中，如图1、图4所示，有机发光层230包括依次设置的电子 注入层231、电子传输层232、发光层233、空穴传输层234以及空穴注入层235。发光层233可采用有机发光二极管，如采用高分子电激发光二极管(Polymer Light-Emitting Diode，PLED)，或采用小分子电致发光二极管(OLED)。第一透明电极层210可以是阳极或阴极，第二透明电极层220可以是阴极或阳极。In one embodiment, as shown in FIGS. 1 and 4, the organic light-emitting layer 230 includes an electron injection layer 231, an electron transport layer 232, a light-emitting layer 233, a hole transport layer 234, and a hole injection layer 235 disposed in this order. The light-emitting layer 233 may be an organic light-emitting diode, such as a polymer light-emitting diode (PLED), or a small molecule electroluminescent diode (OLED). The first transparent electrode layer 210 may be an anode or a cathode, and the second transparent electrode layer 220 may be a cathode or an anode.
第一透明电极层210与发光层233之间为空穴或电子传递的区域。在空穴传递区域中，可选择性***空穴注入层235或空穴传输层234。在电子传递区域中，可选择性***电子注入层231或电子传输层232。Between the first transparent electrode layer 210 and the light emitting layer 233 is a hole or electron transfer region. In the hole transfer region, the hole injection layer 235 or the hole transport layer 234 may be selectively inserted. In the electron transfer region, the electron injection layer 231 or the electron transport layer 232 may be selectively inserted.
电子传输层232可采用8-羟基喹啉铝(Alq)、三聚苯骈咪唑(TPBI)、蒽(anthracene)衍生物、芴衍生物(fluorine，spirofluorine)等材料，再加以掺杂碱金属卤化物、碱土金属卤化物、碱金属氧化物或金属碳酸化合物等n型掺杂物，以增强其电子迁移率。The electron transport layer 232 can be made of 8-hydroxyquinoline aluminum (Alq), triphenylbenzimidazole (TPBI), anthracene derivatives, fluorene derivatives (fluorine, spirofluorine), etc., and then doped with alkali metal halide N-type dopants such as compounds, alkaline earth metal halides, alkali metal oxides or metal carbonates to enhance their electron mobility.
电子注入层231的材料可为金属化合物，采用与透光电极功函数配合度良好的的有机层。空穴传输层234材料可为NPB(N，N-di(naphthalene-1-yl)-N，N-diphenyl-benzidene)等烯丙基胺类化合物；空穴注入层235材料可为烯丙基胺类或CuPc等钛菁类化合物。The material of the electron injection layer 231 may be a metal compound, and an organic layer with a good work function coordination with the light-transmitting electrode is used. The material of the hole transport layer 234 may be NPB (N, N-di (naphthalene-1-yl) -N, N-diphenyl-benzidene) and other allylamine compounds; the material of the hole injection layer 235 may be allyl Titanium cyanine compounds such as amines or CuPc.
如图1、图2及图4所示，本申请实施例提供的显示面板10，包括相对设置的第一基板110和第二基板120、有机发光器件200、透明封装层400和薄膜晶体管阵列层。有机发光器件200设于在第一基板110和第二基板120之间，有机发光器件200包括依次设置的透明阴极、电子注入层231、电子传输层232、发光层233、空穴传输层234、空穴注入层235以及透明阳极，电子注入层231、电子传输层232、发光层233、空穴传输层234和空穴注入层235共同形成有机发光层230。透明封装层400设于第一基板110与有机发光器件200之间， 透明封装层400设置为隔绝水汽及氧气，防止水气入侵，提高显示面板10的使用寿命。薄膜晶体管阵列层设于第二基板120与透明阳极之间，设置为控制有机发光器件200的出光，使显示面板10的前后两面显示相同的画面。发光层233在有机发光器件200中分隔成阵列排布的多个发光部，使显示面板10形成多个交替排布的显示区101和透明区102，如此，既能实现双面显示，又能在息屏时实现透明显示，能提高用户体验。As shown in FIGS. 1, 2 and 4, the display panel 10 provided by the embodiment of the present application includes a first substrate 110 and a second substrate 120, an organic light emitting device 200, a transparent encapsulation layer 400 and a thin film transistor array layer disposed oppositely . The organic light emitting device 200 is provided between the first substrate 110 and the second substrate 120. The organic light emitting device 200 includes a transparent cathode, an electron injection layer 231, an electron transport layer 232, a light emitting layer 233, and a hole transport layer 234 arranged in this order. The hole injection layer 235 and the transparent anode, the electron injection layer 231, the electron transport layer 232, the light emitting layer 233, the hole transport layer 234, and the hole injection layer 235 together form the organic light emitting layer 230. The transparent encapsulation layer 400 is disposed between the first substrate 110 and the organic light-emitting device 200. The transparent encapsulation layer 400 is configured to isolate moisture and oxygen, prevent moisture intrusion, and increase the service life of the display panel 10. The thin film transistor array layer is disposed between the second substrate 120 and the transparent anode, and is configured to control the light emission of the organic light emitting device 200 so that the front and back sides of the display panel 10 display the same picture. The light-emitting layer 233 is divided into a plurality of light-emitting portions arranged in an array in the organic light-emitting device 200, so that the display panel 10 forms a plurality of alternately arranged display areas 101 and transparent areas 102, so that both double-sided display and Realizing transparent display while holding the screen can improve user experience.
如图1～5所示，本申请实施例提供的显示装置20，包括显示面板10。该显示面板10包括第一基板110、第二基板120、有机发光器件200和阵列电路层300。第一基板110和第二基板120均为透明基板。有机发光器件200包括依次设置的第一透明电极层210、有机发光层230和第二透明电极层220。阵列电路层300设于第二基板120与有机发光器件200之间，阵列电路层300同时控制有机发光器件200向上面和向下面的出光，使显示面板10两面显示相同画面。第二透明电极层220设于阵列电路层300与有机发光层230之间，有机发光层230在有机发光器件200中分隔成阵列排布的多个发光部，该多个发光部使显示面板10形成多个交替排布的显示区101和透明区102，各发光部对应各显示区101，而有机发光器件200又采用透明的发光器件，显示装置能实现双面显示，在息屏的状态下能实现透明显示，结构简单、制作成本相对较低。As shown in FIGS. 1 to 5, the display device 20 provided by the embodiment of the present application includes a display panel 10. The display panel 10 includes a first substrate 110, a second substrate 120, an organic light emitting device 200, and an array circuit layer 300. Both the first substrate 110 and the second substrate 120 are transparent substrates. The organic light-emitting device 200 includes a first transparent electrode layer 210, an organic light-emitting layer 230, and a second transparent electrode layer 220 that are sequentially arranged. The array circuit layer 300 is provided between the second substrate 120 and the organic light-emitting device 200. The array circuit layer 300 simultaneously controls the light emission of the organic light-emitting device 200 to the upper side and the lower side, so that the same picture is displayed on both sides of the display panel 10. The second transparent electrode layer 220 is disposed between the array circuit layer 300 and the organic light-emitting layer 230. The organic light-emitting layer 230 is divided into a plurality of light-emitting portions arranged in an array in the organic light-emitting device 200. The plurality of light-emitting portions enables the display panel 10 A plurality of alternately arranged display areas 101 and transparent areas 102 are formed, and each light-emitting portion corresponds to each display area 101, and the organic light-emitting device 200 uses a transparent light-emitting device, the display device can realize double-sided display, in the state of the screen It can realize transparent display, simple structure and relatively low production cost.
以上仅为本申请的可选实施例而已，并不用于限制本申请。对于本领域的技术人员来说，本申请可以有各种更改和变化。凡在本申请的精神和原则之内，所作的任何修改、等同替换、改进等，均应包含在本申请的权利要求范围之内。The above are only optional embodiments of the present application, and are not intended to limit the present application. For those skilled in the art, the present application may have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of this application shall be included in the scope of the claims of this application.

Claims (18)

  1. 一种显示面板，包括：A display panel, including:
    相对设置的第一基板和第二基板；The first substrate and the second substrate that are oppositely arranged;
    有机发光器件，设于所述第一基板和所述第二基板之间，所述有机发光器件包括依次设置的第一透明电极层、有机发光层和第二透明电极层；以及An organic light-emitting device provided between the first substrate and the second substrate, the organic light-emitting device including a first transparent electrode layer, an organic light-emitting layer, and a second transparent electrode layer arranged in sequence; and
    阵列电路层，设于所述第二基板与所述有机发光器件之间；An array circuit layer is provided between the second substrate and the organic light emitting device;
    其中，所述第二透明电极层设于所述阵列电路层与所述有机发光层之间，所述有机发光层在所述有机发光器件中分隔成多个发光部，所述多个发光部呈阵列排布，以使所述显示面板形成多个交替排布的显示区和透明区。Wherein, the second transparent electrode layer is provided between the array circuit layer and the organic light emitting layer, the organic light emitting layer is divided into a plurality of light emitting parts in the organic light emitting device, and the plurality of light emitting parts Arranged in an array, so that the display panel forms a plurality of alternately arranged display areas and transparent areas.
  2. 根据权利要求1所述的显示面板，其中，所述有机发光层包括依次设置的电子注入层、电子传输层、发光层、空穴传输层以及空穴注入层。The display panel according to claim 1, wherein the organic light-emitting layer includes an electron injection layer, an electron transport layer, a light-emitting layer, a hole transport layer, and a hole injection layer provided in this order.
  3. 根据权利要求1所述的显示面板，其中，所述显示区和所述透明区的外形轮廓均为可重复排布的图形。The display panel according to claim 1, wherein the outer contours of the display area and the transparent area are repetitively arranged graphics.
  4. 根据权利要求3所述的显示面板，其中，所述显示区和所述透明区呈正方形排布，于同一行中，所述显示区和所述透明区交替排布，于同一列中，所述显示区和所述透明区交替排布。The display panel according to claim 3, wherein the display area and the transparent area are arranged in a square, and in the same row, the display area and the transparent area are alternately arranged in the same column, so The display area and the transparent area are alternately arranged.
  5. 根据权利要求3所述的显示面板，其中，所述显示区和所述透明区呈长方形排布，于同一行中，所述显示区和所述透明区交替排布，于同一列中，所述显示区和所述透明区交替排布。The display panel according to claim 3, wherein the display area and the transparent area are arranged in a rectangle, in the same row, the display area and the transparent area are alternately arranged in the same column, so The display area and the transparent area are alternately arranged.
  6. 根据权利要求3所述的显示面板，其中，所述显示区和所述透明区呈菱形排布，于同一行中，所述显示区和所述透明区交替排布，于同一列中，所述显示区和所述透明区交替排布。The display panel according to claim 3, wherein the display area and the transparent area are arranged in a diamond shape, and in the same row, the display area and the transparent area are alternately arranged in the same column, so The display area and the transparent area are alternately arranged.
  7. 根据权利要求1所述的显示面板，其中，所述显示面板还包括设置在所述有机发光层与所述第一基板之间的透明封装层，所述透明封装层覆盖所述有机发光层。The display panel according to claim 1, wherein the display panel further comprises a transparent encapsulation layer disposed between the organic light-emitting layer and the first substrate, the transparent encapsulation layer covering the organic light-emitting layer.
  8. 根据权利要求7所述的显示面板，其中，所述透明封装层为透明树脂层。The display panel according to claim 7, wherein the transparent encapsulation layer is a transparent resin layer.
  9. 根据权利要求7所述的显示面板，其中，所述透明封装层为薄膜封装层。The display panel according to claim 7, wherein the transparent encapsulation layer is a thin-film encapsulation layer.
  10. 根据权利要求9所述的显示面板，其中，所述薄膜封装层为氮化硅、氧化硅或三氧化二铝制成的薄膜封装层。The display panel according to claim 9, wherein the thin film encapsulation layer is a thin film encapsulation layer made of silicon nitride, silicon oxide, or aluminum oxide.
  11. 根据权利要求1所述的显示面板，其中，所述第一透明电极层的材料为铟锡氧化物、铟锌氧化物、铟镓锌氧化物、氧化锌、二氧化锡、掺铝氧化锌之一的薄膜材料。The display panel according to claim 1, wherein the material of the first transparent electrode layer is indium tin oxide, indium zinc oxide, indium gallium zinc oxide, zinc oxide, tin dioxide, aluminum-doped zinc oxide One film material.
  12. 根据权利要求1所述的显示面板，其中，所述第二透明电极层的材料为镁银合金。The display panel according to claim 1, wherein the material of the second transparent electrode layer is magnesium-silver alloy.
  13. 根据权利要求1所述的显示面板，其中，所述阵列电路层为薄膜晶体管阵列层。The display panel according to claim 1, wherein the array circuit layer is a thin film transistor array layer.
  14. 根据权利要求1所述的显示面板，其中，所述第一基板和所述第二基板均为柔性基板。The display panel according to claim 1, wherein the first substrate and the second substrate are both flexible substrates.
  15. 根据权利要求1所述的显示面板，其中，所述第一基板和所述第二基板均为刚性基板。The display panel according to claim 1, wherein the first substrate and the second substrate are both rigid substrates.
  16. 根据权利要求1所述的显示面板，其中，所述第一基板和所述第二基板为玻璃基板或塑料基板。The display panel according to claim 1, wherein the first substrate and the second substrate are glass substrates or plastic substrates.
  17. 一种显示面板，包括：A display panel, including:
    相对设置的第一基板和第二基板；The first substrate and the second substrate that are oppositely arranged;
    有机发光器件，设于所述第一基板和所述第二基板之间，所述有机发光器件包括依次设置的透明阴极、电子注入层、电子传输层、发光层、空穴传输层、空穴注入层以及透明阳极；An organic light-emitting device is provided between the first substrate and the second substrate. The organic light-emitting device includes a transparent cathode, an electron injection layer, an electron transport layer, a light-emitting layer, a hole transport layer, and holes arranged in this order Injection layer and transparent anode;
    透明封装层，设于所述第一基板与所述有机发光器件之间，覆盖所述透明阴极；以及A transparent encapsulation layer, provided between the first substrate and the organic light-emitting device, and covering the transparent cathode; and
    薄膜晶体管阵列层，设于所述第二基板与所述透明阳极之间；The thin film transistor array layer is provided between the second substrate and the transparent anode;
    其中，所述发光层在所述显示面板中分隔成多个发光部，所述多个发光部呈阵列排布，以使所述显示面板形成多个交替排布的显示区和透明区。Wherein, the light-emitting layer is divided into a plurality of light-emitting parts in the display panel, and the plurality of light-emitting parts are arranged in an array, so that the display panel forms a plurality of alternately arranged display areas and transparent areas.
  18. 一种显示装置，包括显示面板，所述显示面板包括：A display device includes a display panel, and the display panel includes:
    相对设置的第一基板和第二基板；The first substrate and the second substrate that are oppositely arranged;
    有机发光器件，设于所述第一基板和所述第二基板之间，所述有机发光器件包括依次设置的第一透明电极层、有机发光层和第二透明电极层；以及An organic light-emitting device provided between the first substrate and the second substrate, the organic light-emitting device including a first transparent electrode layer, an organic light-emitting layer, and a second transparent electrode layer arranged in sequence; and
    阵列电路层，设于所述第二基板与所述有机发光器件之间；An array circuit layer is provided between the second substrate and the organic light emitting device;
    其中，所述第二透明电极层设于所述阵列电路层与所述有机发光层之间，所述有机发光层在所述有机发光器件中分隔成多个发光部，所述多个发光部呈阵列排布，以使所述显示面板形成多个交替排布的显示区和透明区。Wherein, the second transparent electrode layer is provided between the array circuit layer and the organic light emitting layer, the organic light emitting layer is divided into a plurality of light emitting parts in the organic light emitting device, and the plurality of light emitting parts Arranged in an array, so that the display panel forms a plurality of alternately arranged display areas and transparent areas.
PCT/CN2018/120575 2018-11-21 2018-12-12 Display panel and display apparatus WO2020103224A1 (en)

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