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TWI754422B - Display device having fingerpring identification module - Google Patents

Display device having fingerpring identification module Download PDF

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Publication number
TWI754422B
TWI754422B TW109136184A TW109136184A TWI754422B TW I754422 B TWI754422 B TW I754422B TW 109136184 A TW109136184 A TW 109136184A TW 109136184 A TW109136184 A TW 109136184A TW I754422 B TWI754422 B TW I754422B
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TW
Taiwan
Prior art keywords
fingerprint identification
display device
display panel
light
identification module
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TW109136184A
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Chinese (zh)
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TW202215288A (en
Inventor
張俊德
劉忠武
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大陸商業泓科技（成都）有限公司
業泓科技股份有限公司
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Publication of TWI754422B publication Critical patent/TWI754422B/en
Publication of TW202215288A publication Critical patent/TW202215288A/en

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/12—Fingerprints or palmprints
    • G06V40/13—Sensors therefor
    • G06V40/1324—Sensors therefor by using geometrical optics, e.g. using prisms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/026—Details of the structure or mounting of specific components
    • H04M1/0266—Details of the structure or mounting of specific components for a display module assembly

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Human Computer Interaction (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Telephone Set Structure (AREA)

Abstract

A display device with a fingerprint identification module includes: a display panel with a fingerprint identification area; a light shielding layer arranged on a back surface of the display panel, the light-shielding layer having a light-transmitting area corresponding to the fingerprint identification area; a fingerprint identification module arranged corresponding to the light-transmitting area and attached to the light-shielding layer by an adhesive layer; and a bottom frame including a bottom plate and a plurality of side plates connected to the bottom plate. The bottom plate and the side plates jointly form an accommodating space with an opening. The back surface of the display panel is joined with the side plates to close the opening. In the present invention, the fingerprint identification module is attached to the back surface of the display panel by the adhesive layer, which effectively improves strength of the display device and reduces manufacturing cost.

Description

具有指紋識別模組的顯示裝置 Display device with fingerprint identification module

本發明涉及一種具有指紋識別模組的顯示裝置。 The invention relates to a display device with a fingerprint identification module.

習知的一種全螢幕手機，包括依次層疊設置的底框、承載板、以及顯示面板，其中底框中容置有電路板以及電池等。該全螢幕手機的顯示幕的正面設置有指紋辨識區域，因此，在顯示面板的下方還設置有一指紋識別模組。然而隨著手機設計趨勢，電能需求增加，電池體積變大，承載板及顯示面板的間距也變小，導致能設置指紋識別模組的位置也很有限。習知的方式通常是在承載板上開設通孔或凹槽以至少部分容置指紋識別模組，然而該種方式裝配強度不高且導致製備成本增加。 A conventional full-screen mobile phone includes a bottom frame, a carrier board, and a display panel that are stacked in sequence, wherein the bottom frame accommodates a circuit board, a battery, and the like. The front side of the display screen of the full-screen mobile phone is provided with a fingerprint identification area, therefore, a fingerprint identification module is also disposed below the display panel. However, with the trend of mobile phone design, the power demand increases, the battery volume becomes larger, and the distance between the carrier board and the display panel also becomes smaller, resulting in limited positions where the fingerprint recognition module can be installed. The conventional method is usually to open through holes or grooves on the carrier plate to accommodate the fingerprint identification module at least in part. However, the assembly strength of this method is not high and the manufacturing cost is increased.

鑒於此，有必要提供一種具有指紋識別模組的顯示裝置，包括：一顯示面板，所述顯示面板具有指紋辨識區；一遮光層，設置於所述顯示面板的背面，且所述遮光層對應所述指紋辨識區具有透光區；一指紋識別模組，對應所述透光區設置，並藉由一膠層貼附於所述遮光層上；以及 一底框，包括一底板和與所述底板連接的複數側板，所述底板與所述複數側板共同形成具有一開口的容置空間，所述顯示面板的背面與所述複數側板接合以封閉該開口。 In view of this, it is necessary to provide a display device with a fingerprint identification module, including: a display panel with a fingerprint identification area; a light shielding layer disposed on the back of the display panel, and the light shielding layer corresponds to The fingerprint identification area has a light-transmitting area; a fingerprint identification module is disposed corresponding to the light-transmitting area and attached to the light-shielding layer by an adhesive layer; and a bottom frame, comprising a bottom plate and a plurality of side plates connected to the bottom plate, the bottom plate and the plurality of side plates together form an accommodating space with an opening, and the back of the display panel is engaged with the plurality of side plates to close the Open your mouth.

本發明實施例藉由膠層將指紋識別模組貼附在顯示面板的背面，有效提升了顯示裝置的強度，降低了製備成本。 In the embodiment of the present invention, the fingerprint identification module is attached to the back of the display panel by the adhesive layer, which effectively improves the strength of the display device and reduces the manufacturing cost.

100、200:顯示裝置 100, 200: Display device

110:顯示區 110: Display area

130:指紋辨識區 130: Fingerprint recognition area

10:底框 10: Bottom frame

11:底板 11: Bottom plate

13:側板 13: Side panels

20:承載板 20: Carrier plate

30:顯示面板 30: Display panel

31:顯示面 31: Display surface

33:背面 33: Back

35:膠層 35: Adhesive layer

50:指紋識別模組 50: Fingerprint recognition module

103:開口 103: Opening

101:容置空間 101: accommodating space

70:電池 70: battery

60:電路板 60: circuit board

80:相機模組 80: Camera module

81:鏡頭 81: Lens

40:遮光層 40: shading layer

41:透光區 41: Translucent area

51:緩衝材料 51: Buffer material

53:基板 53: Substrate

55:CMOS晶片 55: CMOS chip

57:MEMS光開關 57: MEMS Optical Switch

59:金屬引線 59: Metal lead

61:柔性電路板 61: Flexible circuit board

63:支撐層 63: Support layer

圖1是本發明第一實施例的具有指紋識別模組的顯示裝置的立體示意圖。 FIG. 1 is a schematic perspective view of a display device with a fingerprint identification module according to a first embodiment of the present invention.

圖2是圖1的剖面示意圖。 FIG. 2 is a schematic cross-sectional view of FIG. 1 .

圖3是圖2中的指紋識別模組的平面示意圖。 FIG. 3 is a schematic plan view of the fingerprint identification module in FIG. 2 .

圖4是圖3的指紋識別模組的剖面示意圖。 FIG. 4 is a schematic cross-sectional view of the fingerprint identification module of FIG. 3 .

圖5是圖2中的顯示裝置的一變更實施例的剖面示意圖。 FIG. 5 is a schematic cross-sectional view of a modified embodiment of the display device in FIG. 2 .

附圖中示出了本發明的實施例，本發明可以藉由多種不同形式實現，而並不應解釋為僅局限於這裡所闡述的實施例。相反，提供這些實施例是為了使本發明更為全面和完整的公開，並使本領域的技術人員更充分地瞭解本發明的範圍。 The drawings illustrate embodiments of the present invention, which may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.

請參閱圖1，本實施例的具有指紋識別功能的顯示裝置100為一手機。可以理解的，該顯示裝置100不限於為手機，還可以為平板電腦、筆記型電腦等顯示裝置。該顯示裝置100的顯示區110中定義有一指紋辨識區130。 Please refer to FIG. 1 , the display device 100 with the fingerprint recognition function of this embodiment is a mobile phone. It can be understood that the display device 100 is not limited to a mobile phone, but can also be a display device such as a tablet computer and a notebook computer. A fingerprint identification area 130 is defined in the display area 110 of the display device 100 .

請參閱圖2，該顯示裝置100包括底框10、顯示面板30以及指紋識別模組50。 Please refer to FIG. 2 , the display device 100 includes a bottom frame 10 , a display panel 30 and a fingerprint identification module 50 .

請參閱圖2，底框10具有一帶有開口103的容置空間101。本實施例中，底框10大致為矩形框狀，底框10包括底板11以及垂直連接底板11的周緣的側板13。底板11與側板13配合形成帶有開口103的容置空間101，開口103正對底板11。底板11大致成矩形，對應側板13的數量為四個。所述底框10的材質可為塑膠、金屬或合金等材質。 Referring to FIG. 2 , the bottom frame 10 has an accommodating space 101 with an opening 103 . In this embodiment, the bottom frame 10 is substantially in the shape of a rectangular frame, and the bottom frame 10 includes a bottom plate 11 and a side plate 13 vertically connected to the periphery of the bottom plate 11 . The bottom plate 11 cooperates with the side plate 13 to form an accommodating space 101 with an opening 103 , and the opening 103 faces the bottom plate 11 . The bottom plate 11 is substantially rectangular, and the number of corresponding side plates 13 is four. The bottom frame 10 can be made of plastic, metal or alloy.

如圖2所示，顯示面板30位於所述底框10的一側且與所述複數側板13接合以封閉開口103。所述顯示面板30為自發光的顯示面板，例如有機發光二極體(OLED)顯示面板、微型發光二極體(LED)顯示面板等。顯示面板30具有指紋辨識區130。顯示面板30遠離所述底框10的表面形成為顯示面31，靠近所述底框10的表面為背面33。所述顯示面板30的背面33上覆蓋有遮光層40。遮光層40的設置是為了防止顯示面板30的背面33漏光。遮光層40可為遮光泡棉，其質輕、柔軟、有彈性、不易傳熱，具有防震、緩和衝擊、絕熱等作用，可有效保護顯示面板30。遮光層40也可為石墨等材料用以散熱或者為金屬層(例如銅層)用以導靜電。所述遮光層40對應指紋辨識區130具有透光區41，透光區41位置正對所述指紋識別模組50，以使遮光層40不會遮擋指紋識別模組50。本實施例中，透光區41為開設在遮光層40中的至少一個通孔，通孔的數量不限，可為一個或複數，保證光通量達85%以上。遮光層40的厚度為5~500μm。 As shown in FIG. 2 , the display panel 30 is located on one side of the bottom frame 10 and is joined with the plurality of side panels 13 to close the opening 103 . The display panel 30 is a self-luminous display panel, such as an organic light emitting diode (OLED) display panel, a miniature light emitting diode (LED) display panel, and the like. The display panel 30 has a fingerprint recognition area 130 . The surface of the display panel 30 away from the bottom frame 10 is formed as the display surface 31 , and the surface close to the bottom frame 10 is formed as the back surface 33 . The back surface 33 of the display panel 30 is covered with a light shielding layer 40 . The light shielding layer 40 is provided to prevent light leakage from the back surface 33 of the display panel 30 . The light-shielding layer 40 can be a light-shielding foam, which is light, soft, elastic, not easy to transfer heat, and has the functions of shock resistance, impact mitigation, heat insulation, etc., and can effectively protect the display panel 30 . The light shielding layer 40 can also be a material such as graphite for heat dissipation or a metal layer (eg, a copper layer) for conducting static electricity. The light-shielding layer 40 has a light-transmitting region 41 corresponding to the fingerprint identification region 130 , and the light-transmitting region 41 is located directly facing the fingerprint identification module 50 , so that the light-shielding layer 40 does not block the fingerprint identification module 50 . In this embodiment, the light-transmitting area 41 is at least one through hole opened in the light shielding layer 40 , and the number of the through holes is not limited, which can be one or plural, ensuring that the luminous flux reaches more than 85%. The thickness of the light shielding layer 40 is 5 to 500 μm.

所述顯示面板30的遮光層40上設置有一膠層35，所述膠層35圍繞所述指紋識別模組50的周緣。指紋識別模組50藉由膠層35貼附於所述遮光層40上。所述膠層35主要成分可為聚酯膠。膠層35的厚度為5~500μm。 An adhesive layer 35 is disposed on the light shielding layer 40 of the display panel 30 , and the adhesive layer 35 surrounds the periphery of the fingerprint recognition module 50 . The fingerprint recognition module 50 is attached to the light shielding layer 40 by the adhesive layer 35 . The main component of the adhesive layer 35 may be polyester adhesive. The thickness of the adhesive layer 35 is 5-500 μm.

如圖2所示，該顯示裝置100還包括承載板20。承載板20設置在所述底框10的容置空間101中。承載板20為一平板狀，承載板20位於底板11和所述顯示面板30之間；承載板20與顯示面板30相互間隔，承載板20與顯示面板30也相互間隔。承載板20的面積尺寸能完全覆蓋顯示面板30。承載板20用以承載電路及電子元件，例如電池70、電路板60、相機模組80等。本實施例中，所述承載板20與所述顯示面板30之間的間距為700~800μm。指紋識別模組50設置在所述承載板20與所述顯示面板30之間，承載板20不需要開設孔或凹槽。承載板20相當於將容置空間101分隔成獨立的兩部分，其中電路板60、電池70和相機模組80等位於容置空間101靠近底板11的一部分，而指紋識別模組50設置在容置空間101靠近顯示面板30的另一部分。底板11上正對相機模組80的區域還開設有相機孔(圖未示)。 As shown in FIG. 2 , the display device 100 further includes a carrier board 20 . The carrier plate 20 is arranged in the accommodating space 101 of the bottom frame 10 . The carrier board 20 is a flat plate, and the carrier board 20 is located between the bottom plate 11 and the display panel 30 ; the carrier board 20 and the display panel 30 are spaced apart from each other, and the carrier board 20 and the display panel 30 are also spaced apart from each other. The area size of the carrier board 20 can completely cover the display panel 30 . The carrier board 20 is used for carrying circuits and electronic components, such as the battery 70 , the circuit board 60 , the camera module 80 , and the like. In this embodiment, the distance between the carrier board 20 and the display panel 30 is 700-800 μm. The fingerprint recognition module 50 is disposed between the carrier board 20 and the display panel 30 , and the carrier board 20 does not need to have holes or grooves. The carrier board 20 is equivalent to dividing the accommodating space 101 into two independent parts, wherein the circuit board 60 , the battery 70 and the camera module 80 are located in a part of the accommodating space 101 close to the bottom plate 11 , and the fingerprint recognition module 50 is arranged in the accommodating space 101 . The placement space 101 is close to another part of the display panel 30 . A camera hole (not shown) is also opened in the area of the bottom plate 11 facing the camera module 80 .

該指紋識別模組50具有相對之一上表面及一下表面，所述上表面朝向所述顯示面板30，所述下表面朝向所述承載板20，所述指紋識別模組50在該上表面和該下表面中的至少一個上設置有緩衝材料51。本實施例中，所述指紋識別模組50與所述顯示面板30之間設置有緩衝材料51，即上表面設置有緩衝材料51，該緩衝材料51位於所述指紋識別模組50的周緣。所述緩衝材料51與該顯示面板30的背面33相抵。該緩衝材料51可為泡棉，其也具有防震、緩和衝擊、絕熱等作用，可有效保護保護指紋識別模組50。該緩衝材料51與所述顯示面板30上的遮光層40為相互間隔。 The fingerprint recognition module 50 has an opposite upper surface and a lower surface, the upper surface faces the display panel 30 and the lower surface faces the carrier board 20 , and the fingerprint recognition module 50 is on the upper surface and the lower surface. A buffer material 51 is provided on at least one of the lower surfaces. In this embodiment, a buffer material 51 is disposed between the fingerprint recognition module 50 and the display panel 30 , that is, a buffer material 51 is disposed on the upper surface, and the buffer material 51 is located at the periphery of the fingerprint recognition module 50 . The buffer material 51 is in contact with the back surface 33 of the display panel 30 . The buffer material 51 can be foam, which also has the functions of shockproof, impact mitigation, heat insulation, etc., and can effectively protect and protect the fingerprint recognition module 50 . The buffer material 51 is spaced apart from the light shielding layer 40 on the display panel 30 .

如圖3和圖4所示，本實施例中，所述指紋識別模組50為光學指紋識別模組50，其包括基板53、設置在基板53上的互補金屬氧化物半導體(Complementary Metal Oxide Semiconductor，CMOS)晶片55以及設置在CMOS晶片55上的微機電系統(Micro-Electro-Mechanical Systems，MEMS) 光開關57。CMOS晶片55還藉由金屬引線59連接柔性電路板61。MEMS光開關57包括微型鏡片的陣列(圖未示)。MEMS光開關57還可替換為微透鏡。 As shown in FIG. 3 and FIG. 4 , in this embodiment, the fingerprint identification module 50 is an optical fingerprint identification module 50 , which includes a substrate 53 and a complementary metal oxide semiconductor (Complementary Metal Oxide Semiconductor) disposed on the substrate 53 . , CMOS) wafer 55 and the Micro-Electro-Mechanical Systems (MEMS) disposed on the CMOS wafer 55 Optical switch 57. The CMOS chip 55 is also connected to the flexible circuit board 61 by metal leads 59 . The MEMS optical switch 57 includes an array of miniature mirrors (not shown). The MEMS optical switch 57 can also be replaced with a microlens.

基板53的材質可為玻璃、聚醯亞胺(Polyimide，PI)、聚對苯二甲酸乙二醇酯(Polythylene terephthalate，PET)、陶瓷、石英、藍寶石、鋁、不銹鋼、銅等材質。 The material of the substrate 53 can be glass, polyimide (PI), polyethylene terephthalate (PET), ceramics, quartz, sapphire, aluminum, stainless steel, copper and other materials.

基板53上設置有CMOS晶片的表面上還設置有支撐層63。支撐層63環繞所述CMOS晶片55以及MEMS光開關57，以增加指紋識別模組50的強度和挺度。支撐層63的材質可為不銹鋼，但不限於不銹鋼。具體的，該緩衝材料51是設置在顯示面板30與支撐層63之間。所述指紋識別模組50的厚度為50~1000μm。 A support layer 63 is also provided on the surface of the substrate 53 on which the CMOS wafer is provided. The support layer 63 surrounds the CMOS chip 55 and the MEMS optical switch 57 to increase the strength and stiffness of the fingerprint recognition module 50 . The material of the support layer 63 can be stainless steel, but is not limited to stainless steel. Specifically, the buffer material 51 is disposed between the display panel 30 and the support layer 63 . The thickness of the fingerprint identification module 50 is 50-1000 μm.

如圖2所示，相機模組80具有一鏡頭81，本實施例中，該鏡頭81設置於背對所述承載板20之一側，該底框10的底板11對應該鏡頭81具有一開口(圖未示)。可以理解的，其他實施例中，該鏡頭81也可設置於朝向所述承載板20之一側，所述承載板20及該遮光層40對應該鏡頭81分別具有一開口(圖未示)。 As shown in FIG. 2 , the camera module 80 has a lens 81 . In this embodiment, the lens 81 is disposed on a side facing away from the carrier plate 20 , and the bottom plate 11 of the bottom frame 10 has an opening corresponding to the lens 81 . (not shown). It can be understood that, in other embodiments, the lens 81 may also be disposed on a side facing the carrying board 20 , and the carrying board 20 and the light shielding layer 40 respectively have an opening (not shown) corresponding to the lens 81 .

實施例二 Embodiment 2

請參閱圖5，實施例二的顯示裝置200，其與第一實施例的顯示裝置100基本相同：也包括底框10、承載板20、顯示面板30以及指紋識別模組50；其與第一實施例的顯示裝置100的區別在於：不僅所述指紋識別模組50與所述顯示面板30之間設置有一緩衝材料51，而且所述指紋識別模組50與所述承載板20之間設置有另一緩衝材料51，即上表面和下表面均分別設置有緩衝材料51，且下表面的緩衝材料51與所述承載板20相抵。每一緩衝材料51均位於所述指紋識別模組50的周緣。 Please refer to FIG. 5 , the display device 200 of the second embodiment is basically the same as the display device 100 of the first embodiment: it also includes a bottom frame 10 , a carrier board 20 , a display panel 30 and a fingerprint identification module 50 ; The difference between the display device 100 of the embodiment is that not only a buffer material 51 is disposed between the fingerprint identification module 50 and the display panel 30 , but also a buffer material 51 is disposed between the fingerprint identification module 50 and the carrier board 20 . The other buffer material 51 , that is, the upper surface and the lower surface are respectively provided with the buffer material 51 , and the buffer material 51 on the lower surface is in contact with the carrier plate 20 . Each buffer material 51 is located on the periphery of the fingerprint recognition module 50 .

可以理解的，所述指紋識別模組50與所述承載板20之間緩衝材料51也可不設置，對應在該承載板20具有一凸起(圖未示)，該凸起用以承載該指紋識別模組50，且與該指紋識別模組50相抵。 It can be understood that the buffer material 51 between the fingerprint recognition module 50 and the carrier board 20 may not be provided, and correspondingly, the carrier board 20 has a protrusion (not shown in the figure), and the protrusion is used to carry the fingerprint recognition device. The module 50 is offset with the fingerprint identification module 50 .

本發明實施例設置顯示面板30與承載板20之間適當的間距，並將指紋識別模組50設置在顯示面板30與承載板20之間，如此不需要再在承載板20上開設孔或槽，有效提升了顯示裝置100的強度，降低了製備成本。 In the embodiment of the present invention, an appropriate distance is set between the display panel 30 and the carrier board 20 , and the fingerprint recognition module 50 is arranged between the display panel 30 and the carrier board 20 , so that there is no need to open holes or grooves on the carrier board 20 . , which effectively improves the strength of the display device 100 and reduces the manufacturing cost.

以上實施例僅用以說明本發明的技術方案而非限制，圖示中出現的上、下、左及右方向僅為了方便理解，儘管參照較佳實施例對本發明進行了詳細說明，本領域的普通技術人員應當理解，可以對本發明的技術方案進行修改或等同替換，而不脫離本發明技術方案的精神和範圍。 The above embodiments are only used to illustrate the technical solutions of the present invention and not to limit them. The up, down, left and right directions appearing in the figures are only for the convenience of understanding. Although the present invention has been described in detail with reference to the preferred embodiments, the Those of ordinary skill should understand that the technical solutions of the present invention may be modified or equivalently replaced without departing from the spirit and scope of the technical solutions of the present invention.

10:底框 10: Bottom frame

11:底板 11: Bottom plate

13:側板 13: Side panels

20:承載板 20: Carrier plate

30:顯示面板 30: Display panel

31:顯示面 31: Display surface

33:背面 33: Back

35:膠層 35: Adhesive layer

50:指紋識別模組 50: Fingerprint recognition module

103:開口 103: Opening

101:容置空間 101: accommodating space

70:電池 70: battery

60:電路板 60: circuit board

80:相機模組 80: Camera module

81:鏡頭 81: Lens

40:遮光層 40: shading layer

41:透光區 41: Translucent area

51:緩衝材料 51: Buffer material

63:支撐層 63: Support layer

Claims (10)

一種顯示裝置，其改良在於，包括：一顯示面板，該顯示面板具有一指紋辨識區；一遮光層，設置於該顯示面板的背面，且該遮光層對應該指紋辨識區具有一透光區；一指紋識別模組，對應該透光區設置，並藉由一膠層貼附於該遮光層上；以及一底框，包括一底板和與該底板連接的複數側板，該底板與該等側板共同形成具有一開口的容置空間，該顯示面板的背面與該等側板接合以封閉該開口；該指紋識別模組具有相對之一上表面及一下表面，該上表面朝向該顯示面板，該指紋識別模組在該上表面上設置有一緩衝材料；該緩衝材料與該指紋識別模組之間設置有以增加該指紋識別模組的強度和挺度的支撐層；該支撐層與該緩衝材料上下層疊且圍繞該透光區，該支撐層和該緩衝材料二者與該遮光層之間形成有間隙。 A display device, which is improved by comprising: a display panel, the display panel has a fingerprint identification area; a light shielding layer disposed on the back of the display panel, and the light shielding layer has a light transmission area corresponding to the fingerprint identification area; a fingerprint identification module, disposed corresponding to the light-transmitting area, and attached to the light-shielding layer by an adhesive layer; and a bottom frame, including a bottom plate and a plurality of side plates connected to the bottom plate, the bottom plate and the side plates A accommodating space with an opening is formed together, and the back of the display panel is joined with the side plates to close the opening; the fingerprint identification module has an opposite upper surface and a lower surface, the upper surface faces the display panel, and the fingerprint The recognition module is provided with a buffer material on the upper surface; a support layer is arranged between the buffer material and the fingerprint recognition module to increase the strength and stiffness of the fingerprint recognition module; the support layer is up and down with the buffer material Laminated and surrounding the light-transmitting area, a gap is formed between the support layer and the buffer material and the light-shielding layer. 如請求項1所述的顯示裝置，其中，該膠層圍繞該指紋識別模組的周緣。 The display device of claim 1, wherein the adhesive layer surrounds the periphery of the fingerprint identification module. 如請求項1所述的顯示裝置，其中，該底框中設置一承載板，該承載板用以承載電路及電子元件；該指紋識別模組設置在該承載板與該顯示面板之間。 The display device according to claim 1, wherein a carrier board is arranged on the bottom frame, and the carrier board is used for carrying circuits and electronic components; the fingerprint identification module is arranged between the carrier board and the display panel. 如請求項3所述的顯示裝置，其中，該下表面朝向該承載板，該指紋識別模組在該下表面上設置有另一緩衝材料。 The display device of claim 3, wherein the lower surface faces the carrier board, and the fingerprint identification module is provided with another buffer material on the lower surface. 如請求項4所述的顯示裝置，其中，當該緩衝材料設置於該上表面，該緩衝材料與該顯示面板的背面相抵。 The display device of claim 4, wherein when the buffer material is disposed on the upper surface, the buffer material is in contact with the back surface of the display panel. 如請求項4所述的顯示裝置，其中，當該緩衝材料設置於該下表面，該緩衝材料與該承載板相抵。 The display device according to claim 4, wherein when the buffer material is disposed on the lower surface, the buffer material abuts against the carrier board. 如請求項3所述的顯示裝置，其中，該承載板具有一凸起，該凸起用以承載該指紋識別模組且與該指紋識別模組相抵。 The display device of claim 3, wherein the carrier plate has a protrusion, and the protrusion is used for supporting the fingerprint identification module and abutting against the fingerprint identification module. 如請求項1所述的顯示裝置，其中，該遮光層對應該透光區具有至少一個通孔，以使光通量達85%以上。 The display device according to claim 1, wherein the light-shielding layer has at least one through hole corresponding to the light-transmitting area, so that the luminous flux reaches more than 85%. 如請求項3所述的顯示裝置，其中，該電子元件包含一相機模組，該相機模組具有一鏡頭，該鏡頭設置於背對該承載板之一側，該底框的底板對應該鏡頭具有一開口；或者該鏡頭設置於朝向該承載板之一側，該承載板及該遮光層對應該鏡頭分別具有一開口。 The display device according to claim 3, wherein the electronic component includes a camera module, the camera module has a lens, the lens is disposed on a side facing away from the carrier board, and the bottom plate of the bottom frame corresponds to the lens There is an opening; or the lens is disposed on a side facing the carrying plate, and the carrying plate and the light shielding layer respectively have an opening corresponding to the lens. 如請求項1所述的顯示裝置，其中，該指紋識別模組為光學指紋識別模組，其包括基板、設置在該基板上的互補金屬氧化物半導體晶片以及設置在該互補金屬氧化物半導體晶片上的微機電系統光開關或微透鏡。 The display device of claim 1, wherein the fingerprint identification module is an optical fingerprint identification module, which includes a substrate, a CMOS chip disposed on the substrate, and a CMOS chip disposed on the substrate MEMS optical switches or microlenses on.
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