WO2022110310A1 - 触控显示面板 - Google Patents

触控显示面板 Download PDF

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Publication number
WO2022110310A1
WO2022110310A1 PCT/CN2020/134939 CN2020134939W WO2022110310A1 WO 2022110310 A1 WO2022110310 A1 WO 2022110310A1 CN 2020134939 W CN2020134939 W CN 2020134939W WO 2022110310 A1 WO2022110310 A1 WO 2022110310A1
Authority
WO
WIPO (PCT)
Prior art keywords
display panel
side wall
placement
touch display
infrared
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2020/134939
Other languages
English (en)
French (fr)
Inventor
代爱民
赵浩
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TCL China Star Optoelectronics Technology Co Ltd
Original Assignee
TCL China Star Optoelectronics Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by TCL China Star Optoelectronics Technology Co Ltd filed Critical TCL China Star Optoelectronics Technology Co Ltd
Priority to US17/264,813 priority Critical patent/US11703981B2/en
Publication of WO2022110310A1 publication Critical patent/WO2022110310A1/zh
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • GPHYSICS
    • G06COMPUTING OR CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/042Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means
    • GPHYSICS
    • G06COMPUTING OR CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/042Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means
    • G06F3/0428Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means by sensing at the edges of the touch surface the interruption of optical paths, e.g. an illumination plane, parallel to the touch surface which may be virtual
    • GPHYSICS
    • G06COMPUTING OR CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/0412Digitisers structurally integrated in a display
    • GPHYSICS
    • G06COMPUTING OR CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F2203/00Indexing scheme relating to G06F3/00 - G06F3/048
    • G06F2203/041Indexing scheme relating to G06F3/041 - G06F3/045
    • G06F2203/04107Shielding in digitiser, i.e. guard or shielding arrangements, mostly for capacitive touchscreens, e.g. driven shields, driven grounds

Definitions

  • the present application relates to the field of display technology, and in particular, to a touch display panel.
  • a glass cover plate is attached to the upper surface of the liquid crystal display screen, an infrared frame is installed around it, and an infrared emission tube and an infrared receiving tube are installed on the part of the infrared frame protruding from the glass cover plate.
  • the infrared emitting tube and the infrared receiving tube are protruding, which has the disadvantages of being susceptible to external light interference, environmental pollution, and easy collision damage, which also affects the aesthetics of the touch screen.
  • Embodiments of the present application provide a touch display panel to solve the technical problem that the existing touch screen is easily damaged by collision.
  • An embodiment of the present application provides a touch display panel, which includes:
  • the frame is provided with a first placement space, a first placement slot opened on one side wall of the frame, and a second placement slot opened on the opposite side wall of the one side wall, the first placement slot and the second placement groove is arranged above the first placement space;
  • the display panel is arranged in the first placement space
  • the infrared emission module is arranged in the first placement slot, and the infrared emission module is arranged at the periphery of the light-emitting side of the display panel;
  • the infrared receiving module is arranged in the second placement slot, and the infrared receiving module is arranged at the periphery of the light-emitting side of the display panel;
  • the touch display panel includes a transparent layer disposed on the display panel and a protective layer disposed on the transparent layer;
  • the transparent layer is disposed between the infrared emitting module and the infrared receiving module, and the light-emitting surface of the infrared emitting module faces the transparent layer.
  • the transparent layer is formed of a transparent material, and the transparent layer is fully attached and connected to the display panel.
  • the transparent layer is fully attached to the display panel through an adhesive layer.
  • the transparent layer includes a support member, and an air layer is disposed between two adjacent support members.
  • the display panel includes a black matrix, and the orthographic projection of the support member on the plane where the display panel is located is located at the orthographic projection of the black matrix on the plane where the display panel is located Inside.
  • the frame includes a first side wall, a second side wall, a third side wall and a fourth side wall which are connected end to end in sequence, the first side wall and the The third side wall is oppositely arranged, and the second side wall and the fourth side wall are arranged oppositely;
  • the first placement groove is opened on the first side wall and the second side wall, and the second placement groove is opened on the third side wall and the fourth side wall;
  • the two infrared transmitting modules are arranged in the two first placement slots in a one-to-one correspondence; the two infrared receiving modules are arranged in the two second placement slots in a one-to-one correspondence.
  • the frame is provided with a second placement space and a third placement space sequentially connected to the first placement space, and the second placement space is respectively connected to the first placement space.
  • the first placement slot is communicated with the second placement slot and is arranged on the same layer;
  • the transparent layer is arranged in the second placement space, and the protective layer is arranged in the third placement space.
  • a hardened layer is provided on a side of the protective layer facing away from the display panel.
  • the touch display panel includes a shielding aperture, and the shielding aperture is disposed between the protective layer and the frame.
  • the embodiment of the present application provides another touch display panel, which includes:
  • the frame is provided with a first placement space, a first placement slot opened on one side wall of the frame, and a second placement slot opened on the opposite side wall of the one side wall, the first placement slot and the second placement groove is arranged above the first placement space;
  • the display panel is arranged in the first placement space
  • the infrared emission module is arranged in the first placement slot, and the infrared emission module is arranged at the periphery of the light-emitting side of the display panel;
  • An infrared receiving module is arranged in the second placement slot, and the infrared receiving module is arranged at the periphery of the light-emitting side of the display panel.
  • the touch display panel includes a transparent layer disposed on the display panel and a protective layer disposed on the transparent layer;
  • the transparent layer is arranged between the infrared emitting module and the infrared receiving module.
  • the transparent layer is formed of a transparent material, and the transparent layer is fully attached and connected to the display panel.
  • the transparent layer is fully attached to the display panel through an adhesive layer.
  • the transparent layer includes a support member, and an air layer is disposed between two adjacent support members.
  • the display panel includes a black matrix, and the orthographic projection of the support member on the plane where the display panel is located is located at the orthographic projection of the black matrix on the plane where the display panel is located Inside.
  • the support members are arranged in a grid shape.
  • the frame includes a first side wall, a second side wall, a third side wall and a fourth side wall which are connected end to end in sequence, the first side wall and the The third side wall is oppositely arranged, and the second side wall and the fourth side wall are arranged oppositely;
  • the first placement groove is opened on the first side wall and the second side wall, and the second placement groove is opened on the third side wall and the fourth side wall;
  • the two infrared transmitting modules are arranged in the two first placement slots in a one-to-one correspondence; the two infrared receiving modules are arranged in the two second placement slots in a one-to-one correspondence.
  • the frame is provided with a second placement space and a third placement space sequentially connected to the first placement space, and the second placement space is respectively connected to the first placement space.
  • the first placement slot is communicated with the second placement slot and is arranged on the same layer;
  • the transparent layer is arranged in the second placement space, and the protective layer is arranged in the third placement space.
  • a hardened layer is provided on a side of the protective layer facing away from the display panel.
  • the touch display panel includes a shielding aperture, and the shielding aperture is disposed between the protective layer and the frame.
  • the infrared emission module and the infrared reception module are arranged in the first placement groove and the second placement groove of the side wall of the frame, so that the infrared emission module and the infrared reception module are prevented from protruding, thereby protecting the infrared emission module and infrared receiver module.
  • FIG. 1 is a schematic top-view structural diagram of a touch display panel according to a first embodiment of the present application
  • FIG. 2 is a schematic cross-sectional structural diagram of a touch display panel according to a first embodiment of the present application
  • FIG. 3 is a schematic structural diagram of a touch display panel according to a second embodiment of the present application.
  • FIG. 4 is a schematic structural diagram of a touch display panel according to a third embodiment of the present application.
  • first and second are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, features delimited with “first”, “second” may expressly or implicitly include one or more of said features. In the description of the present application, “plurality” means two or more, unless otherwise expressly and specifically defined.
  • the terms “installed”, “connected” and “connected” should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection Connection, or integral connection; it can be a mechanical connection, an electrical connection or can communicate with each other; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal communication of two elements or the interaction of two elements relation.
  • installed should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection Connection, or integral connection; it can be a mechanical connection, an electrical connection or can communicate with each other; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal communication of two elements or the interaction of two elements relation.
  • a first feature "on” or “under” a second feature may include the first and second features in direct contact, or may include the first and second features Not directly but through additional features between them.
  • the first feature being “above”, “over” and “above” the second feature includes the first feature being directly above and obliquely above the second feature, or simply means that the first feature is level higher than the second feature.
  • the first feature is “below”, “below” and “below” the second feature includes the first feature is directly below and diagonally below the second feature, or simply means that the first feature has a lower level than the second feature.
  • FIG. 1 is a schematic top view of the touch display panel according to the first embodiment of the application
  • FIG. 2 is a cross-sectional structure diagram of the touch display panel according to the first embodiment of the application.
  • the embodiment of the present application provides a touch display panel 100 , which includes a frame 11 , a display panel 12 , an infrared emitting module 13 , an infrared receiving module 14 , a transparent layer 15 and a protective layer 16 .
  • the frame 11 is provided with a first placement space 11a, a first placement slot 11b formed on one side wall of the frame 11, and a second placement slot 11c defined on an opposite side wall of the one side wall.
  • the first placement groove 11b and the second placement groove 11c are provided above the first placement space 11a.
  • the display panel 12 is disposed in the first placement space 11a.
  • the infrared emission module 13 is disposed in the first placement slot 11b, and the infrared emission module 13 is disposed at the periphery of the light-emitting side of the display panel 12 .
  • the infrared receiving module 14 is disposed in the second placement slot 11c, and the infrared receiving module 14 is disposed around the light-emitting side of the display panel 11 .
  • the infrared emitting module 13 and the infrared receiving module 14 are disposed in the first placing groove 11b and the second placing groove 11c of the side wall of the frame 11, so as to avoid the infrared emitting module 13 and the infrared receiving module 14.
  • the receiving module 14 protrudes outward, thereby protecting the infrared transmitting module 13 and the infrared receiving module 14 .
  • the touch display panel 100 includes a transparent layer 15 disposed on the display panel 100 and a protective layer 16 disposed on the transparent layer 15 .
  • the transparent layer 15 is disposed between the infrared transmitting module 13 and the infrared receiving module 14 to protect the infrared transmitting module 13 and the infrared receiving structure 14 . Further, the light-emitting surface of the infrared emitting module 13 faces the transparent layer 15 , and the light-incident surface of the infrared receiving module 14 faces the transparent layer 15 .
  • the transparent layer 15 is formed of a transparent material, and the transparent layer 15 is fully attached and connected to the display panel 11 .
  • the transparent material is a stable substance that is not affected or less affected by electric fields, magnetic fields and light.
  • the protective layer 16 is also made of a transparent material, such as PET, but not limited thereto.
  • the transparent layer 15 is fully attached to the display panel 11 through the adhesive layer 17 .
  • the adhesive layer 17 may be UV-curable adhesive, hot-melt adhesive or other transparent adhesive materials.
  • the transparent layer 15 is disposed on the display panel 11 in a fully-fitted manner, so that the infrared rays only propagate in the same medium during the propagation process, which reduces the probability of light refraction and reflection, and improves the touch accuracy. .
  • the transparent layer 15 and the adhesive layer 17 can be integrated, that is, the adhesive layer 17 is saved, and the transparent layer 15 is made of the material of the adhesive layer, so that the transparent layer 15 is used to fit the display panel 12 and can Protect the infrared transmitting module 13 and the infrared receiving structure 14 .
  • the frame 11 includes a first side wall 111 , a second side wall 112 , a third side wall 113 and a fourth side wall 114 that are connected end to end in sequence , the first side wall 111 and the third side wall 113 are arranged opposite to each other, and the second side wall 112 and the fourth side wall 114 are arranged opposite to each other.
  • the first placement groove 11b is formed in the first side wall 111 and the second side wall 112
  • the second placement groove 11c is formed in the third side wall 113 and the fourth side wall 114 .
  • the two infrared emission modules 13 are disposed in the two first placement slots 11b in a one-to-one correspondence.
  • the two infrared receiving modules 14 are disposed in the two second placement slots 11c in a one-to-one correspondence.
  • the shape of the frame 11 may also be other shapes, such as a hexagon, an octagon, etc., but it is not limited thereto.
  • the frame 11 is provided with a second placement space 11d and a third placement space 11f connected to the first placement space 11a in sequence, and the second placement space 11d is respectively connected with the first placement slot 11b and the The second placement grooves 11c are connected and provided on the same layer.
  • the transparent layer 15 is provided in the second placement space 11d, and the protective layer 16 is provided in the third placement space 11f.
  • the transparent layer 15 , the infrared emitting module 13 and the infrared receiving module 14 are arranged on the same layer, so that the light emitted by the infrared emitting module 13 propagates in the transparent layer 15 .
  • a hardened layer 18 is provided on the side of the protective layer 16 facing away from the display panel.
  • a hardened layer 18 is formed on the surface of the protective layer 16 to prevent the protective layer 16 from being scratched.
  • the working principle of the touch display panel 100 of the first embodiment is as follows:
  • the infrared receiving modules 14 can normally receive the infrared rays emitted by the infrared transmitting module 13; The contact position is slightly deformed. Because the installation position of the infrared transmitting module 13 and the infrared receiving module 14 is close to the lower surface of the protective layer 16, when a slight deformation occurs, the infrared rays at the position are partially blocked, and the infrared signal received by the infrared receiving module 14 is interrupted or reduced. If it exceeds the set threshold, it can be determined that the position is touched.
  • the device is equipped with different driving and scanning algorithms to realize multi-touch.
  • the touch display panel 100 of the first embodiment is fabricated by using the full lamination technology. Specifically, first, a hardening treatment is performed on the surface of the protective layer 16 to form the hardened layer 18; then a transparent material is coated on the side of the protective layer 16 facing away from the hardened layer 18 to form the transparent layer 15; secondly, the above structure is taken as a whole And through the adhesive layer 17 and the display panel 12 are fully attached to the setting;
  • the transparent layer 15 is fully attached to the display panel 12 through the adhesive layer 17 , and then the protective layer 16 with the hardened layer 18 is attached to the transparent layer 17 ;
  • the infrared transmitting module 13 is arranged in the first placement slot 11b of the frame 11, and the infrared receiving module 14 is arranged in the second placement slot 11c of the frame 11;
  • the frame 11 is fixedly installed around the display panel 12, so that the display panel 12 is arranged in the first placement space 11a of the frame 11, the transparent layer 15 is arranged in the second placement space 11d, and the protective layer 16 is arranged in the third placement space 11f.
  • the touch display panel 200 described in the second embodiment includes a frame 21 , a display panel 22 , an infrared emitting module 23 , an infrared receiving module 24 , a transparent layer 25 , a protective layer 26 , an adhesive layer 27 , and a hardened layer 28 .
  • the touch display panel 200 of the second embodiment is further provided with a shielding aperture 29 .
  • the touch display panel 200 includes a shielding aperture 29 , and the shielding aperture 29 is disposed between the protective layer 26 and the frame 21 .
  • the shading aperture 29 may also extend between the hardened layer 28 and the frame 21 .
  • the shading ring 29 is made of black shading glue.
  • the setting of the shading aperture 29, on the one hand fixedly connects the frame 21 and the protective layer 26 and/or the hardened layer 28, and improves the stability and sealing of the connection between at least one of the protective layer 26 and the hardened layer 28 and the frame 21; on the other hand On the one hand, the interference of external stray light to the infrared receiving module 24 is reduced.
  • the preparation process of the light-shielding aperture 29 is to fill the gap between the hardened layer 28 and the frame 21 with light-shielding glue to form the light-shielding aperture 29 .
  • the touch display panel 300 includes a frame 31 , a display panel 32 , an infrared emitting module 33 , an infrared receiving module 34 , a transparent layer 35 , a protective layer 36 , a hardened layer 37 and a shading aperture 38 .
  • the difference between the touch display panel 300 of the third embodiment and the touch display panel 100 of the first embodiment or the touch display panel 200 of the second embodiment is that the transparent layer 35 includes a support member 351 , an air layer 352 is arranged between two adjacent support members 351 .
  • the support member 351 serves to support the protective layer 36, so that the gap between the protective layer 36 and the display panel 32 is kept consistent, and the touch precision is improved.
  • the transparent layer 35 has the air layer 352, on the one hand, the transparent material is saved, and on the other hand, the attenuation of the infrared rays during the propagation process is reduced, so as to improve the touch sensitivity.
  • the display panel 32 includes a black matrix (not shown in the figure), and the orthographic projection of the support member 351 on the plane where the display panel 32 is located is located at the front of the black matrix on the plane where the display panel 32 is located. within the projection. Since the black matrix in the display panel is the prior art, it will not be repeated here.
  • the support members 351 are arranged in a grid shape, and the support members 351 are arranged in a strip shape and arranged in a row direction or a column direction; other shapes and other arrangements are also possible, which are not limited here.
  • Such setting improves the display effect of the display panel 32 .
  • the touch display panel 300 of the third embodiment compared with the touch display panel 100 of the first embodiment, the touch display panel 300 saves the adhesive layer connected between the transparent layer 35 and the display panel 32 . That is, the support member 351 in the transparent layer 35 is made of transparent adhesive layer material. This arrangement not only saves materials, but also reduces the thickness of the touch display panel 300 .
  • the manufacturing process and working principle of the touch display panel 300 of the third embodiment are similar to or the same as the touch display panel 100 of the first embodiment, and will not be repeated here.
  • the infrared emission module and the infrared reception module are arranged in the first placement slot and the second placement slot of the side wall of the frame, so that the infrared emission module and the infrared reception module are prevented from protruding, thereby protecting the infrared emission module and infrared receiver module.
  • a touch display panel provided by the embodiments of the present application has been introduced in detail above.
  • the principles and implementations of the present application are described in this article by using specific examples.
  • the descriptions of the above embodiments are only used to help understand the present application Technical solutions and their core ideas; those of ordinary skill in the art should understand that they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements to some of the technical features; and these modifications or replacements do not
  • the essence of the corresponding technical solutions is deviated from the scope of the technical solutions of the embodiments of the present application.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Position Input By Displaying (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

一种触控显示面板,在该触控显示面板中,边框(11)内设置有第一放置空间(11a)、第一放置槽(11b)和第二放置槽(11c);显示面板(12)设置在第一放置空间(11a)内;红外发射模块(13)设置在第一放置槽(11b),红外发射模块(13)设置在显示面板(12)出光侧的周边;红外接收模块(14)设置在第二放置槽(11c),红外接收模块(14)设置在显示面板(12)出光侧的周边。

Description

触控显示面板 技术领域
本申请涉及一种显示技术领域,特别涉及一种触控显示面板。
背景技术
在传统红外触摸屏中,在液晶显示屏的上表面贴附玻璃盖板,在其四周安装红外边框,红外边框凸出玻璃盖板的部分安装有红外发射管和红外接收管。工作时,当有手指或物体触摸玻璃盖板时,该位置的红外光被遮挡住,对应红外接收管无光线进入,从而判定触摸点位置。
但该技术,红外发射管和红外接收管凸出,有易受外界光干扰,易受环境污染,易碰撞损坏等缺点,同时也影响触摸屏美观。
技术问题
本申请实施例提供一种触控显示面板,以解决现有的触控屏容易碰撞损坏的技术问题。
技术解决方案
本申请实施例提供一种触控显示面板,其包括:
边框,所述边框内设置有第一放置空间、开设在所述边框一侧壁的第一放置槽和开设在所述一侧壁的相对侧壁的第二放置槽,所述第一放置槽和所述第二放置槽设置在所述第一放置空间的上方;
显示面板,所述显示面板设置在所述第一放置空间内;
红外发射模块,所述红外发射模块设置在所述第一放置槽,所述红外发射模块设置在所述显示面板出光侧的周边;
红外接收模块,所述红外接收模块设置在所述第二放置槽,所述红外接收模块设置在所述显示面板出光侧的周边;
所述触控显示面板包括设置在所述显示面板上的透明层和设置在所述透明层上的保护层;
所述透明层设置在所述红外发射模块和所述红外接收模块之间,所述红外发射模块的出光面正对所述透明层。
在本申请实施所述的触控显示面板中,所述透明层由透明材料形成,所述透明层与所述显示面板全贴合连接。
在本申请实施所述的触控显示面板中,所述透明层通过胶层与所述显示面板全贴合设置。
在本申请实施所述的触控显示面板中,所述透明层包括支撑件,相邻的两所述支撑件之间设置有空气层。
在本申请实施所述的触控显示面板中,所述显示面板包括黑色矩阵,所述支撑件于所述显示面板所在平面的正投影位于所述黑色矩阵于所述显示面板所在平面的正投影内。
在本申请实施所述的触控显示面板中,所述边框包括依次首尾相连的第一侧壁、第二侧壁、第三侧壁和第四侧壁,所述第一侧壁和所述第三侧壁相对设置,所述第二侧壁和所述第四侧壁相对设置;
所述第一放置槽开设在所述第一侧壁和所述第二侧壁,所述第二放置槽开设在所述第三侧壁和所述第四侧壁;
两个所述红外发射模块一一对应地设置在两个所述第一放置槽内;两个所述红外接收模块一一对应地设置在两个所述第二放置槽内。
在本申请实施所述的触控显示面板中,所述边框内设置有依次连通于所述第一放置空间上的第二放置空间和第三放置空间,所述第二放置空间分别与所述第一放置槽和所述第二放置槽连通且同层设置;
所述透明层设置在所述第二放置空间,所述保护层设置在所述第三放置空间。
在本申请实施所述的触控显示面板中,所述保护层背向所述显示面板的一面设置有一层硬化层。
在本申请实施所述的触控显示面板中,所述触控显示面板包括一遮光圈,所述遮光圈设置在所述保护层和所述边框之间。
本申请实施例提供另一种触控显示面板,其包括:
边框,所述边框内设置有第一放置空间、开设在所述边框一侧壁的第一放置槽和开设在所述一侧壁的相对侧壁的第二放置槽,所述第一放置槽和所述第二放置槽设置在所述第一放置空间的上方;
显示面板,所述显示面板设置在所述第一放置空间内;
红外发射模块,所述红外发射模块设置在所述第一放置槽,所述红外发射模块设置在所述显示面板出光侧的周边;
红外接收模块,所述红外接收模块设置在所述第二放置槽,所述红外接收模块设置在所述显示面板出光侧的周边。
在本申请实施所述的触控显示面板中,所述触控显示面板包括设置在所述显示面板上的透明层和设置在所述透明层上的保护层;
所述透明层设置在所述红外发射模块和所述红外接收模块之间。
在本申请实施所述的触控显示面板中,所述透明层由透明材料形成,所述透明层与所述显示面板全贴合连接。
在本申请实施所述的触控显示面板中,所述透明层通过胶层与所述显示面板全贴合设置。
在本申请实施所述的触控显示面板中,所述透明层包括支撑件,相邻的两所述支撑件之间设置有空气层。
在本申请实施所述的触控显示面板中,所述显示面板包括黑色矩阵,所述支撑件于所述显示面板所在平面的正投影位于所述黑色矩阵于所述显示面板所在平面的正投影内。
在本申请实施所述的触控显示面板中,所述支撑件呈网格状设置。
在本申请实施所述的触控显示面板中,所述边框包括依次首尾相连的第一侧壁、第二侧壁、第三侧壁和第四侧壁,所述第一侧壁和所述第三侧壁相对设置,所述第二侧壁和所述第四侧壁相对设置;
所述第一放置槽开设在所述第一侧壁和所述第二侧壁,所述第二放置槽开设在所述第三侧壁和所述第四侧壁;
两个所述红外发射模块一一对应地设置在两个所述第一放置槽内;两个所述红外接收模块一一对应地设置在两个所述第二放置槽内。
在本申请实施所述的触控显示面板中,所述边框内设置有依次连通于所述第一放置空间上的第二放置空间和第三放置空间,所述第二放置空间分别与所述第一放置槽和所述第二放置槽连通且同层设置;
所述透明层设置在所述第二放置空间,所述保护层设置在所述第三放置空间。
在本申请实施所述的触控显示面板中,所述保护层背向所述显示面板的一面设置有一层硬化层。
在本申请实施所述的触控显示面板中,所述触控显示面板包括一遮光圈,所述遮光圈设置在所述保护层和所述边框之间。
有益效果
本申请的触控显示面板通过将红外发射模块和红外接收模块设置在边框侧壁的第一放置槽和第二放置槽内,避免了红外发射模块和红外接收模块外凸,进而保护了红外发射模块和红外接收模块。
附图说明
为了更清楚地说明本申请实施例或现有技术中的技术方案,下面对实施例中所需要使用的附图作简单的介绍。下面描述中的附图仅为本申请的部分实施例,对于本领域普通技术人员而言,在不付出创造性劳动的前提下,还可以根据这些附图获取其他的附图。
图1为本申请第一实施例的触控显示面板的俯视结构示意图;
图2为本申请第一实施例的触控显示面板的剖视结构示意图;
图3为本申请第二实施例的触控显示面板的结构示意图;
图4为本申请第三实施例的触控显示面板的结构示意图。
本发明的实施方式
下面将结合本申请实施例中的附图,对本申请实施例中的技术方案进行清楚、完整地描述。显然,所描述的实施例仅仅是本申请一部分实施例,而不是全部的实施例。基于本申请中的实施例,本领域技术人员在没有作出创造性劳动前提下所获得的所有其他实施例,都属于本申请保护的范围。
在本申请的描述中,需要理解的是,术语“中心”、“纵向”、“横向”、“长度”、“宽度”、“厚度”、“上”、“下”、“前”、“后”、“左”、“右”、“竖直”、“水平”、“顶”、“底”、“内”、“外”、“顺时针”、“逆时针”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,仅是为了便于描述本申请和简化描述,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。此外,术语“第一”、“第二”仅用于描述目的,而不能理解为指示或暗示相对重要性或者隐含指明所指示的技术特征的数量。由此,限定有“第一”、“第二”的特征可以明示或者隐含地包括一个或者更多个所述特征。在本申请的描述中,“多个”的含义是两个或两个以上,除非另有明确具体的限定。
在本申请的描述中,需要说明的是,除非另有明确的规定和限定,术语“安装”、“相连”、“连接”应做广义理解,例如,可以是固定连接,也可以是可拆卸连接,或一体地连接;可以是机械连接,也可以是电连接或可以相互通讯;可以是直接相连,也可以通过中间媒介间接相连,可以是两个元件内部的连通或两个元件的相互作用关系。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在本申请中的具体含义。
在本申请中,除非另有明确的规定和限定,第一特征在第二特征之“上”或之“下”可以包括第一和第二特征直接接触,也可以包括第一和第二特征不是直接接触而是通过它们之间的另外的特征接触。而且,第一特征在第二特征“之上”、“上方”和“上面”包括第一特征在第二特征正上方和斜上方,或仅仅表示第一特征水平高度高于第二特征。第一特征在第二特征“之下”、“下方”和“下面”包括第一特征在第二特征正下方和斜下方,或仅仅表示第一特征水平高度小于第二特征。
下文的公开提供了许多不同的实施方式或例子用来实现本申请的不同结构。为了简化本申请的公开,下文中对特定例子的部件和设置进行描述。当然,它们仅仅为示例,并且目的不在于限制本申请。此外,本申请可以在不同例子中重复参考数字和/或参考字母,这种重复是为了简化和清楚的目的,其本身不指示所讨论各种实施方式和/或设置之间的关系。此外,本申请提供了的各种特定的工艺和材料的例子,但是本领域普通技术人员可以意识到其他工艺的应用和/或其他材料的使用。
请参照图1和图2,图1为本申请第一实施例的触控显示面板的俯视结构示意图;图2为本申请第一实施例的触控显示面板的剖视结构示意图。
本申请实施例提供一种触控显示面板100,其包括边框11、显示面板12、红外发射模块13、红外接收模块14、透明层15和保护层16。
所述边框11内设置有第一放置空间11a、开设在所述边框11一侧壁的第一放置槽11b和开设在所述一侧壁的相对侧壁的第二放置槽11c。所述第一放置槽11b和所述第二放置槽11c设置在所述第一放置空间11a的上方。
所述显示面板12设置在所述第一放置空间11a内。
所述红外发射模块13设置在所述第一放置槽11b,所述红外发射模块13设置在所述显示面板12出光侧的周边。
所述红外接收模块14设置在所述第二放置槽11c,所述红外接收模块14设置在所述显示面板11出光侧的周边。
本第一实施例的触控显示面板100通过将红外发射模块13和红外接收模块14设置在边框11侧壁的第一放置槽11b和第二放置槽11c内,避免了红外发射模块13和红外接收模块14外凸,进而保护了红外发射模块13和红外接收模块14。
在本第一实施所述的触控显示面板100中,所述触控显示面板100包括设置在所述显示面板100上的透明层15和设置在所述透明层15上的保护层16。
所述透明层15设置在所述红外发射模块13和所述红外接收模块14之间,以保护红外发射模块13和红外接收结构14。进一步的,红外发射模块13的出光面正对透明层15,红外接收模块14的入光面正对透明层15。
所述透明层15由透明材料形成,所述透明层15与所述显示面板11全贴合连接。
具体的,透明材料为不受电场、磁场及光线影响或影响较小的稳定物质。比如树脂,可选的为PET。保护层16也为透明的材质制成,比如PET,但不限于此。
所述透明层15通过胶层17与所述显示面板11全贴合设置。可选的,胶层17可以是紫外线固化胶、热熔胶或其他透明的胶材料。
其中,透明层15采用全贴合的方式设置在显示面板11上,使得红外线在传播的过程中仅在同一中介质中传播,降低了光线发生折射和反射的概率,提高了触控的精准度。
在一些实施例中,透明层15和胶层17可以合为一体,即节省胶层17,透明层15由胶层的材料制成,使得透明层15即用于贴合显示面板12,又可以保护红外发射模块13和红外接收结构14。
具体的,在本第一实施所述的触控显示面板100中,所述边框11包括依次首尾相连的第一侧壁111、第二侧壁112、第三侧壁113和第四侧壁114,所述第一侧壁111和所述第三侧壁113相对设置,所述第二侧壁112和所述第四侧壁114相对设置。
所述第一放置槽11b开设在所述第一侧壁111和所述第二侧壁112,所述第二放置槽11c开设在所述第三侧壁113和所述第四侧壁114。
两个所述红外发射模块13一一对应地设置在两个所述第一放置槽11b内。两个所述红外接收模块14一一对应地设置在两个所述第二放置槽11c内。
当然在一些实施例中,边框11的形状也可以是其他形状,比如六边形、八边形等,但并不限于此。
所述边框11内设置有依次连通于所述第一放置空间11a上的第二放置空间11d和第三放置空间11f,所述第二放置空间11d分别与所述第一放置槽11b和所述第二放置槽11c连通且同层设置。
所述透明层15设置在所述第二放置空间11d,所述保护层16设置在所述第三放置空间11f。
即透明层15、红外发射模块13和红外接收模块14同层设置,以使红外发射模块13发出的光线在透明层15中传播。
在本第一实施所述的触控显示面板100中,所述保护层16背向所述显示面板的一面设置有一层硬化层18。在保护层16的表面形成硬化层18以防止保护层16被刮伤。
本第一实施例的触控显示面板100的工作原理是:
触控显示面板100正常工作时,若没有外物触碰触控显示面板100表面,则所有的红外接收模块14均能正常接收到红外发射模块13发出的红外线;当有外物触碰时,接触位置发生微小形变。因为红外发射模块13和红外接收模块14安装位置贴近保护层16下表面,当有微小形变发生时,该位置的红外线被部分遮挡,红外接收模块14接收到的红外信号中断或减少,若信号减少超过设定的阈值,则可判断出该位置被触摸。该装置搭配不同的驱动扫描算法,可实现多点触控。
另外,本第一实施例的触控显示面板100采用全贴合技术进行制备。具体的,首先,在保护层16的表面进行硬化处理以形成硬化层18;随后在保护层16背向硬化层18的一面涂布透明材料,以形成透明层15;其次,将上述结构作为整体并通过胶层17与显示面板12进行全贴合设置;
或者,先在将透明层15通过胶层17全贴合在显示面板12上,后在所述透明层17上贴上具有硬化层18的保护层16;
接着,将红外发射模块13设置在边框11的第一放置槽11b,将红外接收模块14设置在边框11的第二放置槽11c;
最后,将边框11固定安装在显示面板12的四周,以使显示面板12设置在边框11的第一放置空间11a,透明层15设置在第二放置空间11d,保护层16设置在第三放置空间11f。
这样便完成了本第一实施例的触控显示面板100的制备过程。
请参照图3,本第二实施所述的触控显示面板200包括边框21、显示面板22、红外发射模块23、红外接收模块24、透明层25、保护层26、胶层27、硬化层28。本第二实施例的触控显示面板200在第一实施的触控显示面板100的基础上还设置一遮光圈29。
具体的,所述触控显示面板200包括一遮光圈29,所述遮光圈29设置在所述保护层26和所述边框21之间。
具体的,遮光圈29还可以延伸至硬化层28和边框21之间。遮光圈29为黑色的遮光胶制成。遮光圈29的设置,一方面固定连接了边框21与保护层26和/或硬化层28,提高了保护层26和硬化层28中至少一者与边框21连接的稳定性和密封性;另一方面降低了外界杂光对红外接收模块24的干扰。
遮光圈29的制备过程是在硬化层28与边框21之间的缝隙中填充遮光胶,以形成遮光圈29。
请参照图4,本第三实施所述的触控显示面板300包括边框31、显示面板32、红外发射模块33、红外接收模块34、透明层35、保护层36、硬化层37和遮光圈38。
本第三实施所述的触控显示面板300相较于第一实施例的触控显示面板100或第二实施例的触控显示面板200的不同之处在于:所述透明层35包括支撑件351,相邻的两所述支撑件351之间设置有空气层352。
其中,支撑件351起到支撑保护层36的目的,使得保护层36和显示面板32之间的间隙保持一致,提高了触控精准度。另外,由于透明层35中具有空气层352,一方面节省了透明材料,另一方面降低了红外线在传播过程中的衰减量,以提高触控灵敏度。
进一步的,所述显示面板32包括黑色矩阵(图中未示出),所述支撑件351于所述显示面板32所在平面的正投影位于所述黑色矩阵于所述显示面板32所在平面的正投影内。由于黑色矩阵在显示面板是现有技术,此处不再赘述。
可选的,支撑件351呈网格状设置,支撑件351呈条状且按照行向排布或列向排布设置;也可以是其他形状和其他排布设置,此处不再限制。
这样的设置以提高显示面板32的显示效果。
另外,本第三实施例的触控显示面板300中相较于第一实施例的触控显示面板100,触控显示面板300节省了连接在透明层35和显示面板32之间的胶层。也就是说,透明层35中的支撑件351为透明的胶层材料制成。该设置不但节省了材料,还薄化了触控显示面板300的厚度。
本第三实施例的触控显示面板300的制备过程和工作原理与第一实施例的触控显示面板100相似或相同,此处不再赘述。
本申请的触控显示面板通过将红外发射模块和红外接收模块设置在边框侧壁的第一放置槽和第二放置槽内,避免了红外发射模块和红外接收模块外凸,进而保护了红外发射模块和红外接收模块。
以上对本申请实施例所提供的一种触控显示面板进行了详细介绍,本文中应用了具体个例对本申请的原理及实施方式进行了阐述,以上实施例的说明只是用于帮助理解本申请的技术方案及其核心思想;本领域的普通技术人员应当理解:其依然可以对前述各实施例所记载的技术方案进行修改,或者对其中部分技术特征进行等同替换;而这些修改或者替换,并不使相应技术方案的本质脱离本申请各实施例的技术方案的范围。

Claims (20)

  1. 一种触控显示面板,其包括:
    边框,所述边框内设置有第一放置空间、开设在所述边框一侧壁的第一放置槽和开设在所述一侧壁的相对侧壁的第二放置槽,所述第一放置槽和所述第二放置槽设置在所述第一放置空间的上方;
    显示面板,所述显示面板设置在所述第一放置空间内;
    红外发射模块,所述红外发射模块设置在所述第一放置槽,所述红外发射模块设置在所述显示面板出光侧的周边;
    红外接收模块,所述红外接收模块设置在所述第二放置槽,所述红外接收模块设置在所述显示面板出光侧的周边;
    所述触控显示面板包括设置在所述显示面板上的透明层和设置在所述透明层上的保护层;
    所述透明层设置在所述红外发射模块和所述红外接收模块之间,所述红外发射模块的出光面正对所述透明层。
  2. 根据权利要求1所述的触控显示面板,其中,所述透明层由透明材料形成,所述透明层与所述显示面板全贴合连接。
  3. 根据权利要求2所述的触控显示面板,其中,所述透明层通过胶层与所述显示面板全贴合设置。
  4. 根据权利要求1所述的触控显示面板,其中,所述透明层包括支撑件,相邻的两所述支撑件之间设置有空气层。
  5. 根据权利要求4所述的触控显示面板,其中,所述显示面板包括黑色矩阵,所述支撑件于所述显示面板所在平面的正投影位于所述黑色矩阵于所述显示面板所在平面的正投影内。
  6. 根据权利要求1所述的触控显示面板,其中,所述边框包括依次首尾相连的第一侧壁、第二侧壁、第三侧壁和第四侧壁,所述第一侧壁和所述第三侧壁相对设置,所述第二侧壁和所述第四侧壁相对设置;
    所述第一放置槽开设在所述第一侧壁和所述第二侧壁,所述第二放置槽开设在所述第三侧壁和所述第四侧壁;
    两个所述红外发射模块一一对应地设置在两个所述第一放置槽内;两个所述红外接收模块一一对应地设置在两个所述第二放置槽内。
  7. 根据权利要求1所述的触控显示面板,其中,所述边框内设置有依次连通于所述第一放置空间上的第二放置空间和第三放置空间,所述第二放置空间分别与所述第一放置槽和所述第二放置槽连通且同层设置;
    所述透明层设置在所述第二放置空间,所述保护层设置在所述第三放置空间。
  8. 根据权利要求1所述的触控显示面板,其中,所述保护层背向所述显示面板的一面设置有一层硬化层。
  9. 根据权利要求1所述的触控显示面板,其中,所述触控显示面板包括一遮光圈,所述遮光圈设置在所述保护层和所述边框之间。
  10. 一种触控显示面板,其包括:
    边框,所述边框内设置有第一放置空间、开设在所述边框一侧壁的第一放置槽和开设在所述一侧壁的相对侧壁的第二放置槽,所述第一放置槽和所述第二放置槽设置在所述第一放置空间的上方;
    显示面板,所述显示面板设置在所述第一放置空间内;
    红外发射模块,所述红外发射模块设置在所述第一放置槽,所述红外发射模块设置在所述显示面板出光侧的周边;
    红外接收模块,所述红外接收模块设置在所述第二放置槽,所述红外接收模块设置在所述显示面板出光侧的周边。
  11. 根据权利要求10所述的触控显示面板,其中,所述触控显示面板包括设置在所述显示面板上的透明层和设置在所述透明层上的保护层;
    所述透明层设置在所述红外发射模块和所述红外接收模块之间。
  12. 根据权利要求11所述的触控显示面板,其中,所述透明层由透明材料形成,所述透明层与所述显示面板全贴合连接。
  13. 根据权利要求12所述的触控显示面板,其中,所述透明层通过胶层与所述显示面板全贴合设置。
  14. 根据权利要求11所述的触控显示面板,其中,所述透明层包括支撑件,相邻的两所述支撑件之间设置有空气层。
  15. 根据权利要求14所述的触控显示面板,其中,所述显示面板包括黑色矩阵,所述支撑件于所述显示面板所在平面的正投影位于所述黑色矩阵于所述显示面板所在平面的正投影内。
  16. 根据权利要求15所述的触控显示面板,其中,所述支撑件呈网格状设置。
  17. 根据权利要求10所述的触控显示面板,其中,所述边框包括依次首尾相连的第一侧壁、第二侧壁、第三侧壁和第四侧壁,所述第一侧壁和所述第三侧壁相对设置,所述第二侧壁和所述第四侧壁相对设置;
    所述第一放置槽开设在所述第一侧壁和所述第二侧壁,所述第二放置槽开设在所述第三侧壁和所述第四侧壁;
    两个所述红外发射模块一一对应地设置在两个所述第一放置槽内;两个所述红外接收模块一一对应地设置在两个所述第二放置槽内。
  18. 根据权利要求11所述的触控显示面板,其中,所述边框内设置有依次连通于所述第一放置空间上的第二放置空间和第三放置空间,所述第二放置空间分别与所述第一放置槽和所述第二放置槽连通且同层设置;
    所述透明层设置在所述第二放置空间,所述保护层设置在所述第三放置空间。
  19. 根据权利要求11所述的触控显示面板,其中,所述保护层背向所述显示面板的一面设置有一层硬化层。
  20. 根据权利要求11所述的触控显示面板,其中,所述触控显示面板包括一遮光圈,所述遮光圈设置在所述保护层和所述边框之间。
PCT/CN2020/134939 2020-11-27 2020-12-09 触控显示面板 Ceased WO2022110310A1 (zh)

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