WO2023143219A1 - 发光器件及显示装置 - Google Patents

发光器件及显示装置 Download PDF

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Publication number
WO2023143219A1
WO2023143219A1 PCT/CN2023/072502 CN2023072502W WO2023143219A1 WO 2023143219 A1 WO2023143219 A1 WO 2023143219A1 CN 2023072502 W CN2023072502 W CN 2023072502W WO 2023143219 A1 WO2023143219 A1 WO 2023143219A1
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Prior art keywords
light emitting
light
sensor
layer
emitting device
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PCT/CN2023/072502
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English (en)
French (fr)
Inventor
刁鸿浩
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北京芯海视界三维科技有限公司
视觉技术创投私人有限公司
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Publication of WO2023143219A1 publication Critical patent/WO2023143219A1/zh

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    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/18Diffraction gratings
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L33/00Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L33/48Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
    • H01L33/58Optical field-shaping elements

Definitions

  • the present application relates to the field of optical technology, for example, to a light emitting device and a display device.
  • gratings are usually made on soft materials, for example, gratings are usually made on PET.
  • the grating is easily deformed when the grating is fabricated on a soft material, which will eventually affect the optical performance of the light emitting device formed by the grating.
  • Embodiments of the present disclosure provide a light-emitting device and a display device to solve the technical problem that the grating is easily deformed when fabricated on a soft material, which will eventually affect the optical performance of the light-emitting device formed by the grating.
  • a light emitting device may include:
  • the grating can be arranged on one side of the above-mentioned light conversion layer
  • the substrate may be disposed on a side of the grating away from the light conversion layer.
  • sensors may also be included.
  • a wavelength selection layer may also be included, and the wavelength selection layer may be disposed between the light conversion layer and the grating.
  • the above-mentioned sensors can be arranged in at least one of the following positions:
  • the light conversion layer may include a first groove, and when the sensor is disposed in the light conversion layer, the sensor is disposed in the first groove.
  • the above-mentioned wavelength selective layer may include at least one of a distributed Bragg reflector DBR layer and a color resist layer.
  • the above-mentioned distributed Bragg reflector DBR layer may include a second groove, and the above-mentioned color resist layer may include a third groove;
  • the senor When the sensor is disposed in the wavelength selective layer, the sensor is disposed in at least one of the second groove and the third groove.
  • the aforementioned sensor may include at least one of an infrared sensor, a pressure sensor, a ranging sensor, and a reflection spectrum sensor.
  • the aforementioned substrate may be a touch panel.
  • a light emitting layer may also be included, and the above light emitting layer may be disposed on a side of the light conversion layer away from the grating.
  • the above-mentioned light-emitting layer may include a plurality of light-emitting units, and the above-mentioned multiple light-emitting units may be arranged in an array.
  • the above-mentioned plurality of light emitting units may include:
  • At least one of light-emitting diode LED, mini light-emitting diode Mini LED, and micro light-emitting diode Micro LED At least one of light-emitting diode LED, mini light-emitting diode Mini LED, and micro light-emitting diode Micro LED.
  • a display device may include any light emitting device as described above.
  • the grating By arranging the grating on the hard substrate, the grating is not easily deformed, and the optical performance of the light-emitting device formed by the grating will not be affected.
  • FIG. 1 is a schematic structural diagram of a light emitting device provided by an embodiment of the present disclosure
  • Fig. 2 is a schematic structural diagram of another light-emitting device provided by an embodiment of the present disclosure
  • Fig. 3 is a schematic structural diagram of another light-emitting device provided by an embodiment of the present disclosure.
  • Fig. 4 is a schematic structural diagram of another light emitting device provided by an embodiment of the present disclosure.
  • Fig. 5 is a schematic structural diagram of another light emitting device provided by an embodiment of the present disclosure.
  • Fig. 6 is a schematic structural diagram of another light emitting device provided by an embodiment of the present disclosure.
  • Fig. 7 is a schematic structural diagram of another light emitting device provided by an embodiment of the present disclosure.
  • FIG. 8 is a schematic structural diagram of a display device provided by an embodiment of the present disclosure.
  • 10 light emitting device; 1: light conversion layer; 2: grating; 3: substrate; 4: wavelength selection layer; 5: sensor; 6: first groove; 7: distributed Bragg reflector DBR layer; 8: second Groove; 9: color resist layer; 11: third groove; 20: display device.
  • an embodiment of the present disclosure provides a light emitting device 10, including:
  • the grating 2 is arranged on one side of the light conversion layer 1;
  • the substrate 3 is disposed on a side of the grating 2 away from the light conversion layer 1 .
  • the substrate 3 may be a touch panel.
  • the grating 2 is directly fabricated on the substrate 3. Since the substrate 3 is a hard material, the grating 2 is fabricated on the substrate 3 so that the grating 2 is not easily deformed. After the grating 2 is fabricated on the substrate 3, the side of the grating 2 away from the substrate 3 is bonded to the light conversion layer 1 to form the light conversion layer 1-grating 2-substrate 3 module included in the light-emitting device 10. Group.
  • the grating 2 is not easily deformed, and the optical performance of the light emitting device 10 formed by the grating 2 will not be affected.
  • the light conversion layer may include photoluminescent materials, such as phosphor powder, organic fluorescent material, fluorescent quantum dots, and the like.
  • the photoluminescent material can absorb incident light and, after absorbing the incident light, emit outgoing light having a different wavelength than the absorbed incident light.
  • the wavelength of the outgoing light may be greater than the wavelength of the incident light absorbed, for example: red fluorescent quantum dot material can absorb blue light or blue-violet light, and emit red light; green fluorescent quantum dot material The material can absorb blue or blue-violet light and emit green light.
  • the light emitting device 10 also includes a sensor 5 .
  • the light emitting device 10 further includes a wavelength selective layer 4 disposed between the light conversion layer 1 and the grating 2 .
  • the side of the grating 2 away from the substrate 3 is attached to the wavelength selective layer 4 .
  • the grating 2 can be fabricated on the substrate 3, the wavelength selection layer 4 can be fabricated on the light conversion layer 1, and then the side of the grating 2 away from the substrate 3 can be attached to the side of the wavelength selection layer 4 away from the light conversion layer 1. combine.
  • the senor 5 is arranged at least one of the following positions:
  • the sensor 5 can be disposed in the light conversion layer 1 .
  • the light conversion layer 1 includes a first groove 6 , and the sensor 5 may or may not be arranged in the first groove 6 .
  • the sensor 5 when the sensor 5 is disposed in the light conversion layer 1 , the sensor 5 is disposed in the first groove 6 .
  • FIG. 3 exemplarily shows the situation that the sensor 5 is arranged in the first groove 6 .
  • a sensor 5 may be disposed in the grating 2 .
  • the senor 5 can be disposed in the substrate 3 .
  • the senor 5 can be disposed in the wavelength selective layer 4 .
  • the wavelength selective layer 4 includes at least one of the distributed Bragg reflector DBR layer 7 and the color resist layer 9 .
  • the wavelength selective layer 4 may comprise a distributed Bragg reflector DBR layer 7 .
  • the wavelength selective layer 4 may include a color resist layer 9 .
  • the wavelength selective layer 4 may include a distributed Bragg reflector DBR layer 7 and a color resist layer 9 .
  • the distributed Bragg reflector DBR layer 7 includes a second groove 8, and the color resist layer 9 includes a third groove 11; when the sensor 5 is arranged in the wavelength selective layer 4, the sensor 5 is arranged in the second groove 11. At least one of the groove 8 and the third groove 11.
  • the wavelength selective layer 4 includes a distributed Bragg reflector DBR layer 7, and the sensor 5 is located in the wavelength selective layer 4, the sensor 5 may be arranged in the second groove 8, or may not be arranged in the second groove.
  • FIG. 6 exemplarily shows the situation that the sensor 5 is arranged in the second groove 8 .
  • the senor 5 when the wavelength selective layer 4 includes a color resist layer 9, and the sensor 5 is located in the wavelength selective layer 4, the sensor 5 may be arranged in the third groove 11, or may not be arranged in the third groove 11, FIG. 6 exemplarily shows the situation that the sensor 5 is arranged in the third groove 11 .
  • the senor 5 when the wavelength selective layer 4 includes a distributed Bragg reflector DBR layer 7 and a color resist layer 9, and the sensor 5 is located in the wavelength selective layer 4, the sensor 5 may be located between the distributed Bragg reflector DBR layer 7 and the color resist layer 9. One of the color resist layers 9.
  • the sensor 5 may be located at the DBR layer 7 of the distributed Bragg reflector.
  • the sensor 5 can be located on the color resist layer 9 .
  • the senor 5 when the wavelength selective layer 4 includes a distributed Bragg reflector DBR layer 7 and a color resist layer 9, and the sensor 5 is located in the wavelength selective layer 4, the sensor 5 may be located between the distributed Bragg reflector DBR layer 7 and the color resist layer 9. In the color resist layer 9.
  • two independent sensors 5 can be respectively placed in the second groove 8 and the third groove 11 , wherein the types of the two sensors 5 can be the same or different.
  • the sensor 5 placed in the second groove 8 may be a pressure sensor 5
  • the sensor 5 placed in the third groove 11 may be a pressure sensor 5 .
  • the sensor 5 placed in the second groove 8 may be a pressure sensor 5
  • the sensor 5 placed in the third groove 11 may be an infrared sensor 5 .
  • the senor 5 when the wavelength selective layer 4 includes a distributed Bragg reflector DBR layer 7 and a color resist layer 9, and the sensor 5 is located in the wavelength selective layer 4, the sensor 5 may be located between the distributed Bragg reflector DBR layer 7 and the color resist layer 9. In the color resist layer 9. As shown in Figure 7, a part of a sensor 5 is located in the second groove 8, and another part of the sensor 5 is located in the third groove 11, that is, part of the sensor 5 in the second groove 8 and the third groove 11 Part of the sensor 5 constitutes a complete sensor 5.
  • the senor 5 may be disposed in the light conversion layer 1 and the grating 2 .
  • the sensor 5 can be disposed in the light conversion layer 1 and the substrate 3 .
  • the sensor 5 can be disposed in the light conversion layer 1 and the wavelength selection layer 4 .
  • the sensor 5 can be arranged in the grating 2 and the substrate 3 .
  • the sensor 5 can be arranged in the grating 2 and the wavelength selective layer 4 .
  • the sensor 5 can be disposed in the substrate 3 and the wavelength selective layer 4 .
  • the sensor 5 can be disposed in the light conversion layer 1 , the grating 2 and the substrate 3 .
  • the senor 5 can be disposed in the light conversion layer 1 , the grating 2 and the wavelength selection layer 4 .
  • the sensor 5 can be disposed in the grating 2 , the substrate 3 and the wavelength selective layer 4 .
  • the sensor 5 can be disposed in the light conversion layer 1 , the substrate 3 and the wavelength selection layer 4 .
  • the sensor 5 can be disposed in the light conversion layer 1 , the grating 2 , the substrate 3 and the wavelength selection layer 4 .
  • the senor 5 is a transparent sensor 5 .
  • the senor 5 includes at least one of an infrared sensor 5 , a pressure sensor 5 , a ranging sensor 5 and a reflection spectrum sensor 5 .
  • the light-emitting device 10 further includes a light-emitting layer, and the above-mentioned light-emitting layer is disposed on a side of the light conversion layer 1 away from the grating 2 .
  • the above-mentioned light-emitting layer includes a plurality of light-emitting units, and the above-mentioned multiple light-emitting units are arranged in an array.
  • the above-mentioned plurality of light emitting units include: at least one of light emitting diodes LEDs, mini light emitting diodes Mini LEDs, and micro light emitting diodes Micro LEDs.
  • the plurality of light emitting units may include at least one LED.
  • the plurality of light emitting units may include at least one Mini LED.
  • the plurality of light emitting units may include at least one Micro LED.
  • the plurality of light emitting units may include at least one LED and at least one Mini LED.
  • the plurality of light emitting units may include at least one LED and at least one Micro LED.
  • the plurality of light emitting units may include at least one Mini LED and at least one Micro LED.
  • the plurality of light emitting units may include at least one LED, at least one Mini LED, and at least one Micro LED.
  • the plurality of light emitting units may include other light emitting devices 10 other than LEDs, Mini LEDs, and Micro LEDs.
  • the device type of the light-emitting unit can be determined according to actual conditions such as process requirements, for example: LED, Mini LED, Micro LED or other light-emitting devices 10 .
  • multiple light-emitting units can come from the same continuous area of the same wafer, for example: multiple light-emitting units arranged in the same continuous area of the same wafer by means of film growth, photolithography and etching, etc. unit.
  • the above-mentioned mutual relationship between the plurality of light emitting units (for example: the relationship between the plurality of light emitting units Positional relationship, posture relationship, etc.) can be invariant.
  • the above-mentioned mutual relationship between the plurality of light emitting units and the wafer (for example: positional relationship, posture relationship, etc. between the plurality of light emitting units and the wafer) may not change.
  • the multiple light emitting units arranged on the wafer can be taken as a whole with the wafer, without changing the relationship between the multiple light emitting units and without changing the relationship between the multiple light emitting units and the wafer
  • the whole formed by the plurality of light emitting units and the wafer is provided in equipment such as a light emitting device.
  • the multiple light emitting units may be disposed in a non-mass transfer manner, for example: multiple light emitting units disposed on a wafer or a light emitting device have not undergone mass transfer.
  • a display device 20 includes any one of the above-mentioned light emitting devices 10 .
  • the display device may further include other components for supporting normal operation of the display device, such as at least one of components such as a communication interface, a frame, and a control circuit.
  • the display device may be a device capable of displaying, such as a display terminal, such as a TV, a projector, a mobile phone, a desktop computer, a tablet computer, a notebook computer, and the like.
  • a display terminal such as a TV, a projector, a mobile phone, a desktop computer, a tablet computer, a notebook computer, and the like.
  • the grating is not easy to be deformed by disposing the grating on the hard substrate, and the optical performance of the light emitting device formed by the grating will not be affected.
  • first element could be called a second element, and likewise, a second element could be called a first element, without changing the meaning of the description, as long as all occurrences of "first element” are renamed consistently and all occurrences of "Second component” can be renamed consistently.
  • Both the first element and the second element are elements, but may not be the same element.
  • the terms used in the present application are used to describe the embodiments only and are not used to limit the claims. As used in the examples and description of the claims, the singular forms "a”, “an” and “the” are intended to include the plural forms as well unless the context clearly indicates otherwise .
  • the term “and/or” as used in this application is meant to include any and all possible combinations of one or more of the associated listed ones.
  • the term “comprise” and its variants “comprises” and/or comprising (comprising) etc. refer to stated features, integers, steps, operations, elements, and/or The presence of a component does not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components and/or groupings of these.
  • an element defined by the statement “comprising a " does not preclude the presence of additional identical elements in the process, method or apparatus comprising the element.
  • the disclosed methods and products can be implemented in other ways.
  • the device embodiments described above are only illustrative.
  • the division of units may only be a logical function division.
  • multiple units or components may be combined or may be Integrate into another system, or some features may be ignored, or not implemented.
  • the mutual coupling or direct coupling or communication connection shown or discussed may be through some interfaces, and the indirect coupling or communication connection of devices or units may be in electrical, mechanical or other forms.
  • a unit described as a separate part may or may not be physically separated, and a part shown as a unit may or may not be a physical unit, that is, It can be located in one place, or it can be distributed to multiple network elements. Some or all of the units can be selected according to actual needs to implement this embodiment.
  • each functional unit in the embodiments of the present disclosure may be integrated into one processing unit, each unit may exist separately physically, or two or more units may be integrated into one unit.

Abstract

一种发光器件(10),包括:光转换层(1);光栅(2),设置于光转换层(1)的一侧;基板(3),设置于光栅(2)远离光转换层(1)的一侧。在基板(3)上直接制作光栅(2),由于基板(3)是硬质材料,因此光栅(2)不容易发生形变,进而不会影响光栅(2)所形成的发光器件(10)的光学性能。

Description

发光器件及显示装置
本申请要求在2022年1月25日提交中国知识产权局、申请号为2022100846058、发明名称为“发光器件及显示装置”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。
技术领域
本申请涉及光学技术领域,例如涉及一种发光器件及显示装置。
背景技术
目前,通常都是在软质材料上制作光栅,例如,通常在PET上制作光栅。
在实现本公开实施例的过程中,发现相关技术中至少存在如下问题:在软质材料上制作光栅,光栅易发生形变,最终会影响光栅所形成的发光器件的光学性能。
发明内容
为了对披露的实施例的一些方面有基本的理解,下面给出了简单的概括。该概括不是泛泛评述,也不是要确定关键/重要组成元素或描绘这些实施例的保护范围,而是作为后面的详细说明的序言。
本公开实施例提供了一种发光器件及显示装置,以解决在软质材料上制作光栅,光栅易发生形变,最终会影响光栅所形成的发光器件的光学性能的技术问题。
在一些实施例中,一种发光器件,可以包括:
光转换层;
光栅,可以设置于上述光转换层的一侧;
基板,可以设置于上述光栅的远离上述光转换层的一侧。
在一些实施例中,还可以包括传感器。
在一些实施例中,还可以包括波长选择层,上述波长选择层可以设置于上述光转换层和上述光栅之间。
在一些实施例中,上述传感器可以设置于以下位置中至少之一:
设置于上述光转换层中;
设置于上述光栅中;
设置于上述基板中;
设置于上述波长选择层中。
在一些实施例中,上述光转换层可以包括第一凹槽,当上述传感器设置于上述光转换层中时,上述传感器设置于上述第一凹槽中。
在一些实施例中,上述波长选择层可以包括分布式布拉格反射镜DBR层和色阻层中至少之一。
在一些实施例中,上述分布式布拉格反射镜DBR层可以包括第二凹槽,上述色阻层可以包括第三凹槽;
当上述传感器设置于上述波长选择层中时,上述传感器设置于上述第二凹槽和上述第三凹槽中至少之一。
在一些实施例中,上述传感器可以包括红外传感器、压力传感器、测距传感器和反射光谱传感器中至少之一。
在一些实施例中,上述基板可以为触控面板。
在一些实施例中,还可以包括发光层,上述发光层可以设置于光转换层的远离光栅的一侧。
在一些实施例中,上述发光层可以包括多个发光单元,上述多个发光单元可以呈阵列排布。
在一些实施例中,上述多个发光单元可以包括:
发光二极管LED、迷你发光二极管Mini LED、微发光二极管Micro LED中至少之一。
在一些实施例中,一种显示装置,可以包括如上所述的任意一种发光器件。
本公开实施例提供的发光器件及显示装置,可以实现以下技术效果:
通过在硬质的基板上设置光栅,使得光栅不容易发生形变,进而不会影响光栅所形成的发光器件的光学性能。
以上的总体描述和下文中的描述仅是示例性和解释性的,不用于限制本申请。
附图说明
至少一个实施例通过与之对应的附图进行示例性说明,这些示例性说明和附图并不构成对实施例的限定,附图中具有相同参考数字标号的元件示为类似的元件,附图不构成比例限制,并且其中:
图1是本公开实施例提供的一种发光器件的结构示意图;
图2是本公开实施例提供的另一种发光器件的结构示意图;
图3是本公开实施例提供的另一种发光器件的结构示意图;
图4是本公开实施例提供的另一种发光器件的结构示意图;
图5是本公开实施例提供的另一种发光器件的结构示意图;
图6是本公开实施例提供的另一种发光器件的结构示意图;
图7是本公开实施例提供的另一种发光器件的结构示意图;
图8是本公开实施例提供的显示装置的结构示意图。
附图标记:
10:发光器件;1:光转换层;2:光栅;3:基板;4:波长选择层;5:传感器;6:第一凹槽;7:分布式布拉格反射镜DBR层;8:第二凹槽;9:色阻层;11:第三凹槽;20:显示装置。
具体实施方式
为了能够更加详尽地了解本公开实施例的特点与技术内容,下面结合附图对本公开实施例的实现进行详细阐述,所附附图仅供参考说明之用,并非用来限定本公开实施例。在以下的技术描述中,为方便解释起见,通过多个细节以提供对所披露实施例的充分理解。然而,在没有这些细节的情况下,至少一个实施例仍然可以实施。在其它情况下,为简化附图,熟知的结构和装置可以简化展示。
如图1所示,在一些实施例中,本公开实施例提供了一种发光器件10,包括:
光转换层1;
光栅2,设置于光转换层1的一侧;
基板3,设置于光栅2的远离光转换层1的一侧。
如图1所示,在一些实施例中,基板3可以为触控面板。可选地,在基板3上直接制作光栅2,由于基板3是硬质材料,因此,在基板3上制作光栅2,使得光栅2不容易发生形变。待在基板3上,光栅2制作完成后,将光栅2的远离基板3的一侧与光转换层1贴合,就形成了发光器件10所包括的光转换层1-光栅2-基板3模组。
本申请中,通过在硬质的基板3上设置光栅2,使得光栅2不容易发生形变,进而不会影响光栅2所形成的发光器件10的光学性能。
在一些实施例中,光转换层可以包括光致发光材料,例如:荧光粉、有机荧光材料、荧光量子点等。
在一些实施例中,光致发光材料可以吸收入射光,并在吸收入射光之后发射波长不同于所吸收的入射光的出射光。可选地,上述出射光的波长可以大于上述所吸收的入射光的波长,例如:红色荧光量子点材料可以吸收蓝光或蓝紫光,发射红光;绿色荧光量子点材 料可以吸收蓝光或蓝紫光,发射绿光。
在一些实施例中,发光器件10还包括传感器5。
如图2所示,在一些实施例中,发光器件10还包括波长选择层4,波长选择层4设置于光转换层1和光栅2之间。可选地,待在基板3上,光栅2制作完成后,将光栅2的远离基板3的一侧与波长选择层4贴合。可选地,可以在基板3上制作光栅2,在光转换层1上制作波长选择层4,而后将光栅2远离基板3的一侧,与波长选择层4远离光转换层1的一侧贴合。
如图3、图4、图5、图6和图7所示,在一些实施例中,传感器5设置于以下位置中至少之一:
设置于光转换层1中;
设置于光栅2中;
设置于基板3中;
设置于波长选择层4中。
在一些实施例中,如图3所示,传感器5可以设置于光转换层1中。可选地,光转换层1包括第一凹槽6,传感器5可以设置于第一凹槽6中,也可以不设置于第一凹槽6中。可选地,当传感器5设置于光转换层1中时,传感器5设置于第一凹槽6中。图3中示例性地示出了传感器5设置于第一凹槽6中的情形。
在一些实施例中,如图4所示,传感器5可以设置于光栅2中。
在一些实施例中,如图5所示,传感器5可以设置于基板3中。
在一些实施例中,如图6和图7所示,传感器5可以设置于波长选择层4中。可选地,波长选择层4包括分布式布拉格反射镜DBR层7和色阻层9中至少之一。可选地,波长选择层4可以包括分布式布拉格反射镜DBR层7。可选地,波长选择层4可以包括色阻层9。可选地,波长选择层4可以包括分布式布拉格反射镜DBR层7和色阻层9。
在一些实施例中,分布式布拉格反射镜DBR层7包括第二凹槽8,色阻层9包括第三凹槽11;当传感器5设置于波长选择层4中时,传感器5设置于第二凹槽8和第三凹槽11中至少之一。可选地,当波长选择层4包括分布式布拉格反射镜DBR层7,且传感器5位于波长选择层4中时,传感器5可以设置于第二凹槽8中,也可以不设置于第二凹槽8中,图6中示例性地示出了传感器5设置于第二凹槽8中的情形。可选地,当波长选择层4包括色阻层9,且传感器5位于波长选择层4中时,传感器5可以设置于第三凹槽11中,也可以不设置于第三凹槽11中,图6中示例性地示出了传感器5设置于第三凹槽11中的情形。
在一些实施例中,当波长选择层4包括分布式布拉格反射镜DBR层7和色阻层9,且传感器5位于波长选择层4中时,传感器5可以位于分布式布拉格反射镜DBR层7和色阻层9中的其中一层。可选地,传感器5可以位于分布式布拉格反射镜DBR层7。可选地,传感器5可以位于色阻层9。
在一些实施例中,当波长选择层4包括分布式布拉格反射镜DBR层7和色阻层9,且传感器5位于波长选择层4中时,传感器5可以位于分布式布拉格反射镜DBR层7和色阻层9中。如图6所示,可以分别在第二凹槽8和第三凹槽11中放置两个独立的传感器5,其中,两个传感器5的类型可以相同,也可以不同。可选地,放置在第二凹槽8中的传感器5可以为压力传感器5,放置在第三凹槽11中的传感器5可以为压力传感器5。可选地,放置在第二凹槽8中的传感器5可以为压力传感器5,放置在第三凹槽11中的传感器5可以为红外传感器5。
在一些实施例中,当波长选择层4包括分布式布拉格反射镜DBR层7和色阻层9,且传感器5位于波长选择层4中时,传感器5可以位于分布式布拉格反射镜DBR层7和色阻层9中。如图7所示,一个传感器5的一部分位于第二凹槽8中,传感器5的另一部分位于第三凹槽11中,即第二凹槽8中的部分传感器5和第三凹槽11中的部分传感器5构成一个完整的传感器5。
在一些实施例中,传感器5可以设置于光转换层1和光栅2中。可选地,传感器5可以设置于光转换层1和基板3中。可选地,传感器5可以设置于光转换层1和波长选择层4中。可选地,传感器5可以设置于光栅2和基板3中。可选地,传感器5可以设置于光栅2和波长选择层4中。可选地,传感器5可以设置于基板3和波长选择层4中。可选地,传感器5可以设置于光转换层1、光栅2和基板3中。可选地,传感器5可以设置于光转换层1、光栅2和波长选择层4中。可选地,传感器5可以设置于光栅2、基板3和波长选择层4中。可选地,传感器5可以设置于光转换层1、基板3和波长选择层4中。可选地,传感器5可以设置于光转换层1、光栅2、基板3和波长选择层4中。
在一些实施例中,传感器5为透明传感器5。
在一些实施例中,传感器5包括红外传感器5、压力传感器5、测距传感器5和反射光谱传感器5中至少之一。
在一些实施例中,发光器件10还包括发光层,上述发光层设置于光转换层1的远离光栅2的一侧。可选地,上述发光层包括多个发光单元,上述多个发光单元呈阵列排布。
在一些实施例中,上述多个发光单元包括:发光二极管LED、迷你发光二极管Mini LED、微发光二极管Micro LED中至少之一。可选地,多个发光单元可以包括至少一个LED。可 选地,多个发光单元可以包括至少一个Mini LED。可选地,多个发光单元可以包括至少一个Micro LED。可选地,多个发光单元可以包括至少一个LED、以及至少一个Mini LED。可选地,多个发光单元可以包括至少一个LED、以及至少一个Micro LED。可选地,多个发光单元可以包括至少一个Mini LED、以及至少一个Micro LED。可选地,多个发光单元可以包括至少一个LED、至少一个Mini LED、以及至少一个Micro LED。可选地,多个发光单元可以包括除了LED、Mini LED、Micro LED以外的其他发光器件10。
在一些实施例中,可以根据工艺需求等实际情况确定发光单元的器件类型,例如:LED、Mini LED、Micro LED或其他发光器件10。
在一些实施例中,多个发光单元可以来自同一个晶圆的同一个连续区域,例如:在同一个晶圆的同一个连续区域以薄膜生长、光刻和刻蚀等方式设置的多个发光单元。
在一些实施例中,针对多个发光单元而言,无论它们是设置于晶圆还是设置于发光器件等设备,上述的多个发光单元之间的相互关系(例如:多个发光单元之间的位置关系、姿态关系等)可以是不变的。可选地,上述的多个发光单元与晶圆之间的相互关系(例如:多个发光单元与晶圆之间的位置关系、姿态关系等)可以是不变的。可选地,可以将设置于晶圆的多个发光单元与该晶圆作为一个整体,在不改变多个发光单元之间的相互关系以及不改变多个发光单元与晶圆之间的相互关系的情况下,将上述多个发光单元与晶圆所形成的整体设置于发光器件等设备。
在一些实施例中,多个发光单元的设置方式可以是非巨量转移方式,例如:设置于晶圆或发光器件等设备的多个发光单元是未经过巨量转移的。
如图8所示,在一些实施例中,一种显示装置20,包括如上所述的任意一种发光器件10。
在一些实施例中,显示装置还可以包括用于支持显示装置正常运转的其他构件,例如:通信接口、框架、控制电路等构件中的至少之一。
在一些实施例中,显示装置可以是显示终端等能够进行显示的装置,例如:电视、投影仪、手机、台式机、平板电脑、笔记本电脑等。
本公开实施例提供的发光器件及显示装置,通过在硬质的基板上设置光栅,使得光栅不容易发生形变,进而不会影响光栅所形成的发光器件的光学性能。
以上描述和附图充分地示出了本公开的实施例,以使本领域技术人员能够实践它们。其他实施例可以包括结构的、逻辑的、电气的、过程的以及其他的改变。实施例仅代表可能的变化。除非明确要求,否则单独的部件和功能是可选的,并且操作的顺序可以变化。一些实施例的部分和特征可以被包括在或替换其他实施例的部分和特征。本公开实施例的 范围包括权利要求书的整个范围,以及权利要求书的所有可获得的等同物。当用于本申请中时,虽然术语“第一”、“第二”等可能会在本申请中使用以描述各元件,但这些元件不应受到这些术语的限制。这些术语仅用于将一个元件与另一个元件区别开。比如,在不改变描述的含义的情况下,第一元件可以叫做第二元件,并且同样地,第二元件可以叫做第一元件,只要所有出现的“第一元件”一致重命名并且所有出现的“第二元件”一致重命名即可。第一元件和第二元件都是元件,但可以不是相同的元件。而且,本申请中使用的用词仅用于描述实施例并且不用于限制权利要求。如在实施例以及权利要求的描述中使用的,除非上下文清楚地表明,否则单数形式的“一个”(a)、“一个”(an)和“所述”(the)旨在同样包括复数形式。类似地,如在本申请中所使用的术语“和/或”是指包含一个或一个以上相关联的列出的任何以及所有可能的组合。另外,当用于本申请中时,术语“包括”(comprise)及其变型“包括”(comprises)和/或包括(comprising)等指陈述的特征、整体、步骤、操作、元素,和/或组件的存在,但不排除一个或一个以上其它特征、整体、步骤、操作、元素、组件和/或这些的分组的存在或添加。在没有更多限制的情况下,由语句“包括一个…”限定的要素,并不排除在包括该要素的过程、方法或者设备中还存在另外的相同要素。本文中,每个实施例重点说明的可以是与其他实施例的不同之处,各个实施例之间相同相似部分可以互相参见。对于实施例公开的方法、产品等而言,如果其与实施例公开的方法部分相对应,那么相关之处可以参见方法部分的描述。
本领域技术人员可以意识到,结合本文中所公开的实施例描述的各示例的单元及算法步骤,能够以电子硬件、或者计算机软件和电子硬件的结合来实现。这些功能究竟以硬件还是软件方式来执行,可以取决于技术方案的特定应用和设计约束条件。本领域技术人员可以对每个特定的应用来使用不同方法以实现所描述的功能,但是这种实现不应认为超出本公开实施例的范围。本领域技术人员可以清楚地了解到,为描述的方便和简洁,上述描述的系统、装置和单元的工作过程,可以参考前述方法实施例中的对应过程,在此不再赘述。
本文所披露的实施例中,所揭露的方法、产品(包括但不限于装置、设备等),可以通过其它的方式实现。例如,以上所描述的装置实施例仅仅是示意性的,例如,单元的划分,可以仅仅为一种逻辑功能划分,实际实现时可以有另外的划分方式,例如多个单元或组件可以结合或者可以集成到另一个系统,或一些特征可以忽略,或不执行。另外,所显示或讨论的相互之间的耦合或直接耦合或通信连接可以是通过一些接口,装置或单元的间接耦合或通信连接,可以是电性,机械或其它的形式。作为分离部件说明的单元可以是或者也可以不是物理上分开的,作为单元显示的部件可以是或者也可以不是物理单元,即可 以位于一个地方,或者也可以分布到多个网络单元上。可以根据实际的需要选择其中的部分或者全部单元来实现本实施例。另外,在本公开实施例中的各功能单元可以集成在一个处理单元中,也可以是各个单元单独物理存在,也可以两个或两个以上单元集成在一个单元中。
在附图中,考虑到清楚性和描述性,可以夸大元件或层等结构的宽度、长度、厚度等。当元件或层等结构被称为“设置在”(或“安装在”、“铺设在”、“贴合在”、“涂布在”等类似描述)另一元件或层“上方”或“上”时,该元件或层等结构可以直接“设置在”上述的另一元件或层“上方”或“上”,或者可以存在与上述的另一元件或层之间的中间元件或层等结构,甚至有一部分嵌入上述的另一元件或层。

Claims (13)

  1. 一种发光器件,包括:
    光转换层;
    光栅,设置于所述光转换层的一侧;
    基板,设置于所述光栅的远离所述光转换层的一侧。
  2. 根据权利要求1所述的发光器件,还包括传感器。
  3. 根据权利要求2所述的发光器件,还包括波长选择层,所述波长选择层设置于所述光转换层和所述光栅之间。
  4. 根据权利要求3所述的发光器件,其中,所述传感器设置于以下位置中至少之一:
    设置于所述光转换层中;
    设置于所述光栅中;
    设置于所述基板中;
    设置于所述波长选择层中。
  5. 根据权利要求4所述的发光器件,其中,所述光转换层包括第一凹槽,当所述传感器设置于所述光转换层中时,所述传感器设置于所述第一凹槽中。
  6. 根据权利要求4所述的发光器件,其中,所述波长选择层包括分布式布拉格反射镜DBR层和色阻层中至少之一。
  7. 根据权利要求6所述的发光器件,其中,所述分布式布拉格反射镜DBR层包括第二凹槽,所述色阻层包括第三凹槽;
    当所述传感器设置于所述波长选择层中时,所述传感器设置于所述第二凹槽和所述第三凹槽中至少之一。
  8. 根据权利要求2至7中任一项所述的发光器件,其中,所述传感器包括红外传感器、压力传感器、测距传感器和反射光谱传感器中至少之一。
  9. 根据权利要求1至7中任一项所述的发光器件,其中,所述基板为触控面板。
  10. 根据权利要求1至7中任一项所述的发光器件,还包括发光层,所述发光层设置于光转换层的远离光栅的一侧。
  11. 根据权利要求10所述的发光器件,其中,所述发光层包括多个发光单元,所述多个发光单元呈阵列排布。
  12. 根据权利要求11所述的发光器件,其中,所述多个发光单元包括:
    发光二极管LED、迷你发光二极管Mini LED、微发光二极管Micro LED中至少之一。
  13. 一种显示装置,包括如权利要求1至12中任一项所述的发光器件。
PCT/CN2023/072502 2022-01-25 2023-01-17 发光器件及显示装置 WO2023143219A1 (zh)

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