CN210129130U - Display screen assembly and terminal equipment - Google Patents
Display screen assembly and terminal equipment Download PDFInfo
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- CN210129130U CN210129130U CN201921381354.XU CN201921381354U CN210129130U CN 210129130 U CN210129130 U CN 210129130U CN 201921381354 U CN201921381354 U CN 201921381354U CN 210129130 U CN210129130 U CN 210129130U
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Abstract
The utility model provides a display screen subassembly and terminal equipment, display screen subassembly, include: the display module comprises a first surface and a second surface which are adjacently arranged; the light-transmitting cover plate is attached to the first surface; the fingerprint module includes fingerprint sensor, fingerprint sensor includes first region and second area, the first region is used for detecting visible light and infrared light, the second area is used for detecting the infrared light, first region orientation the setting of printing opacity apron. The embodiment of the utility model provides a can improve the screen of display screen subassembly and account for than.
Description
Technical Field
The utility model relates to the field of communication technology, especially, relate to a display screen subassembly and terminal equipment.
Background
The comprehensive screen terminal equipment has become the popular trend of the current terminal equipment, in the practical application, an infrared photosensitive device specially used for detecting visible light and infrared light is generally arranged in the terminal equipment, and the display brightness can be adjusted according to the light intensity detected by the infrared photosensitive device. However, the position of the infrared photosensor in the display screen assembly cannot be used for displaying, so that the screen occupation ratio of the whole display screen assembly is low.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a display screen subassembly and terminal equipment to the screen that solves whole display screen subassembly accounts for than lower problem.
In order to solve the technical problem, the utility model discloses a realize like this:
in a first aspect, an embodiment of the present invention provides a display screen assembly, including:
the display module comprises a first surface and a second surface which are adjacently arranged;
the light-transmitting cover plate is attached to the first surface;
the fingerprint module, the fingerprint module includes fingerprint sensor, fingerprint sensor includes first region and second area, the first region is used for detecting visible light and infrared light, the second area is used for detecting the infrared light, first region orientation the printing opacity apron sets up.
In a second aspect, the embodiment of the present invention further provides a terminal device, including: the display screen assembly.
The embodiment of the utility model provides a display screen subassembly includes: the display module comprises a first surface and a second surface which are adjacently arranged; the light-transmitting cover plate is attached to the first surface; the fingerprint module includes fingerprint sensor, fingerprint sensor includes first region and second area, the first region is used for detecting visible light and infrared light, the second area is used for detecting the infrared light, first region orientation the setting of printing opacity apron. Therefore, the visible light and the infrared light can be detected through the first area on the fingerprint sensor, so that an independent infrared sensitive device for detecting the visible light and the infrared light is not required to be arranged, and the screen occupation ratio of the whole display screen assembly is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a schematic structural diagram of a display screen assembly according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a fingerprint module in a display screen assembly according to an embodiment of the present invention;
fig. 3 is a second schematic structural diagram of a display panel assembly according to an embodiment of the present invention;
fig. 4 is a second schematic structural diagram of a fingerprint module in a display panel assembly according to an embodiment of the present invention;
fig. 5 is a third schematic structural diagram of a display panel assembly according to an embodiment of the present invention;
fig. 6 is a fourth schematic structural diagram of a display screen assembly according to an embodiment of the present invention;
fig. 7 is a fifth schematic view of a display screen assembly according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1, an embodiment of the present invention provides a display screen assembly, including:
the display module 100 comprises a first surface and a second surface which are adjacently arranged, wherein the first surface and the second surface are arranged on the display module 100;
the light-transmitting cover plate 200 is attached to the first surface;
Wherein, the theory of operation of the embodiment of the present invention can be seen in the following expression:
when the display screen assembly is applied to a terminal device, in the prior art, a separate infrared photosensitive device is usually required to be arranged for detecting ambient light (i.e. including visible light and infrared light), and the terminal device can adjust the display brightness of the display screen according to the detected intensities of the visible light and the infrared light. The embodiment of the utility model provides an in, because first region 3011 on the fingerprint sensor 301 can be used for detecting infrared light and visible light, like this for need not set up solitary infrared photosensitive device, thereby make the position that originally sets up infrared photosensitive device can be used for showing, like this, the screen that has improved the display screen subassembly accounts for than. In addition, because the first region 3011 is disposed toward the transparent cover 200, the visible light and the infrared light can directly enter the first region 3011 after passing through the transparent cover 200, and do not need to enter the first region 3011 after passing through the display module 100, thereby reducing the loss of the light when passing through the display module 100 and enhancing the detection effect of the light.
Wherein, see fig. 1, fingerprint module 300 can also include circuit board 302, and fingerprint sensor 301 can set up on circuit board 302, and is connected with circuit board 302 electricity, and the light data that fingerprint sensor 301 detected can transmit the treater for terminal equipment through circuit board 302, and the treater can carry out the fingerprint unblock or adjust the display brightness of display screen according to light data. Preferably, the circuit board 302 may be a flexible circuit board.
In addition, referring to fig. 1, an infrared Light Emitting Diode (LED) and an infrared LED lamp 303 may be further disposed on the circuit board 302, wherein the infrared LED lamp 303 may be referred to as an infrared Light Emitting Diode (LED) lamp, and the infrared LED lamp 303 may be located at one side of the fingerprint module 300. Of course, the number of the infrared LED lamps 303 is not limited herein. The infrared LED lamp 303 can emit infrared light, the infrared light penetrates through the transparent cover plate 200, and when the fingerprint on the transparent cover plate 200 is encountered, the infrared light can be reflected to the second region 3012 of the fingerprint sensor 301, a fingerprint image can be generated according to the reflected infrared light, the fingerprint image is matched with a preset fingerprint image, and the unlocking is completed if the matching is successful. Correspondingly, an infrared LED lamp driving circuit, a power supply circuit for supplying power to each component and the like can be further arranged in the display screen assembly.
In addition, it should be noted that, in the embodiment of the present invention, the fingerprint module 300 can adopt the mode of pinhole collimation, optical fiber collimation, Lens collimation or Micro Lens (Micro Lens) collimation, etc. The specific manner is not limited herein.
Wherein, the light-transmitting cover plate 200 and the first surface can be adhered by glue, for example: a glue layer may be applied between the peripheral edge of the light-transmissive cover plate 200 and the peripheral edge of the first surface. In addition, the specific material of the transparent cover plate 200 is not limited herein, for example: the light-transmissive cover plate 200 may be a glass cover plate.
The first area 3011 and the second area 3012 may be two different areas of the same fingerprint sensor 301, and in addition, the first area 3011 and the second area 3012 may also be areas of different fingerprint sensors 301, for example: the first region 3011 may be a sensing region of a first fingerprint sensor, the second region 3012 may be a sensing region of a second fingerprint sensor, and the sensing regions of the first fingerprint sensor and the second fingerprint sensor may be located at the same horizontal plane.
Referring to fig. 2, when the first region 3011 detects the intensity of the ambient light (i.e., visible light and infrared light), the luminance value of a certain point on the image formed in the first region 3011, for example, the luminance value of a point a, a point B, or a point C in fig. 2, may be detected; it is also possible to detect the luminance values of a plurality of points on the image and average or weight-average the luminance values of the plurality of points, for example, the luminance values of the points a, B, and C. The specific detection method is not limited herein.
The embodiment of the utility model provides a display screen subassembly includes: the display module comprises a display module 100, a light-transmitting cover plate 200 and a fingerprint module 300, wherein the display module 100 comprises a first surface and a second surface which are adjacently arranged; the light-transmitting cover plate 200 is attached to the first surface; fingerprint module 300 includes fingerprint sensor 301, fingerprint sensor 301 includes first region 3011 and second region 3012, first region 3011 is used for detecting visible light and infrared light, second region 3012 is used for detecting the infrared light, first region 3011 orientation the setting of printing opacity apron 200. In this way, visible light and infrared light can be detected through the first region 3011 on the fingerprint sensor 301, so that a separate infrared sensitive device for detecting visible light and infrared light does not need to be arranged, and the screen occupation ratio of the whole display screen assembly is improved. In addition, the structural design is simplified, and the thickness of the whole display screen assembly is reduced.
Optionally, referring to fig. 1, fig. 3 and fig. 6, a light shielding layer 201 is disposed on the light-transmitting cover plate 200 at a position corresponding to the first region 3011, and a light-transmitting hole 202 is formed in the light shielding layer 201.
The light-shielding layer 201 is used to block visible light and infrared light from passing through, and the specific arrangement position and specific material of the light-shielding layer 201 are not limited herein. For example: the light-shielding layer 201 may be disposed on a surface of the light-transmitting cover 200 away from the first region 3011, or may be disposed on a surface of the light-transmitting cover 200 close to the first region 3011. The light-shielding layer 201 may be an ink layer.
The size and shape of the light-transmitting hole 202 are not limited herein. For example: the size of the light-transmitting holes 202 may be smaller than that of the first region 3011, and the light-transmitting holes 202 may be circular holes or rectangular holes.
The embodiment of the utility model provides an in, infrared light and visible light can penetrate into in the first region 3011 through light trap 202 to accomplish the detection to ambient light (infrared light and visible light), and then accomplish the regulation to display screen luminance according to the quantity of the ambient light that detects. In addition, because the light-shielding layer 201 is disposed on the light-transmitting cover plate 200, the phenomenon that ambient light from other regions is incident on the first region 3011 can be reduced, and the interference of ambient light from other regions on the detection result can be reduced.
Optionally, referring to fig. 1, 3 and 6, a light-transmitting layer 203 for only allowing infrared light to pass through is disposed on the light-transmitting cover plate 200 at a position corresponding to the second region 3012.
Here, the material of the light-transmitting layer 203 is also not limited herein. For example: the light-transmitting layer 203 may be an ink layer.
In addition, the specific installation position of the light-transmitting layer 203 is also not limited herein, and for example: the transparent layer 203 may be disposed on a surface of the transparent cover 200 away from the second region 3012, or may be disposed on a surface of the transparent cover 200 close to the second region 3012.
The embodiment of the utility model provides an in, through be provided with euphotic layer 203 on euphotic cover plate 200 to can guarantee that the infrared light can see through euphotic layer 203, and then accomplish fingerprint image's collection and recognition function.
Optionally, the light-transmitting cover plate 200 includes a third surface and a fourth surface that are disposed opposite to each other, the light-shielding layer 201 and the light-transmitting layer 203 are both disposed on the fourth surface, and the first region 3011 is disposed toward the fourth surface.
Wherein the third surface may be understood as a surface distant from the first and second regions 3011 and 3012, and the fourth surface may be understood as a surface close to the first and second regions 3011 and 3012.
The embodiment of the utility model provides an in, light shield layer 201 and euphotic layer 203 all set up on the fourth surface to can avoid light shield layer 201 and euphotic layer 203 to expose in the air, avoid with user direct contact, delay the oxidation rate of light shield layer 201 and euphotic layer 203, prolong light shield layer 201 and euphotic layer 203's life.
Optionally, referring to fig. 1 and 4, the fingerprint module 300 further includes an optical filter 304 stacked with the fingerprint sensor, and the optical filter 304 is located between the first region 3011 and the light-transmitting cover 200; the optical filter 304 includes a third region 3041 and a fourth region 3042, the third region 3041 is disposed corresponding to the first region 3011, the fourth region 3042 is disposed corresponding to the second region 3012, the third region 3041 allows visible light and infrared light to pass through, and the fourth region 3042 allows infrared light to pass through.
The third region 3041 and the fourth region 3042 may be two different regions of the same filter 304, or may be filter regions on different filters 304. Reference may be made specifically to the expressions regarding the first region 3011 and the second region 3012 in the above-described embodiments.
The third area 3041 and the fourth area 3042 may also be provided with corresponding coatings thereon, so that the third area 3041 can be passed by visible light and infrared light, and the fourth area 3042 can be passed by infrared light only. Of course, the third region 3041 and the fourth region 3042 can also be made of materials with different transmittances, so that the third region 3041 and the fourth region 3042 have different transmittances for the spectrum.
In the embodiment of the present invention, since the optical filter 304 includes the third area 3041 and the fourth area 3042, the third area 3041 supplies visible light and infrared light to pass through, and the fourth area 3042 supplies infrared light to pass through, so that the filtering effect on the fourth area 3042 for visible light can be further enhanced, thereby further enhancing the imaging effect of the fingerprint image.
Optionally, referring to fig. 1, the first region 3011 and the second region 3012 are both located on one side of the second surface, and the second region 3012 is disposed toward the light-transmitting cover plate 200.
Wherein, because first region 3011 and second region 3012 all are located one side of second surface, and first region 3011 and second region 3012 all set up towards light-transmitting apron 200, can regard display module assembly 100 and fingerprint module assembly 300 to be located same horizontal plane to can reduce the thickness of whole display screen subassembly.
In addition, referring to fig. 1, the first region 3011 and the second region 3012 are both located on one side of the second surface, and it can be understood that: the second region 3012 may be disposed adjacent to the second surface, and the second region 3012 may be located between the first region 3011 and the second surface.
In the embodiment of the present invention, since the first region 3011 and the second region 3012 are both located on one side of the second surface, the thickness of the whole display screen assembly can be reduced. In addition, in this way, infrared light can directly enter the second region 3012 without penetrating through the display module 100, thereby reducing the loss of infrared light and further improving the imaging effect of the fingerprint image.
Optionally, referring to fig. 5 and 6, the display module 100 further includes a third surface opposite to the first surface and adjacent to the second surface, and the second region 3012 is disposed toward the third surface.
Referring to fig. 5, the transparent cover plate 200, the display module 100 and the fingerprint module 300 are sequentially stacked, so that the display area of the display module 100 is equal to the area of the transparent cover plate 200 or slightly smaller than the area of the transparent cover plate 200.
The embodiment of the utility model provides an in, second region 3012 sets up towards the third surface, like this, the screen that enlarges the display screen subassembly that can be further accounts for than.
Optionally, referring to fig. 7, the display module 100 includes a liquid crystal layer 101 and a backlight layer 102, where the liquid crystal layer 101 and the backlight layer 102 are stacked, the backlight layer 102 includes a backlight area, the backlight area and the liquid crystal layer 101 are arranged at a preset angle, and the second area 3012 is arranged between the liquid crystal layer 101 and the backlight area.
The Liquid Crystal layer 101 may also be referred to as a Liquid Crystal display module (LCM).
The backlight area may be a part of the backlight layer 102 or may be all of the backlight layer 102, that is, when the backlight area is all of the backlight layer 102, the area of the backlight area is equal to the area of the backlight layer 102, that is, when the backlight area and the backlight layer 102 are the same concept, the backlight area may be referred to as the backlight layer 102, and the backlight layer 102 may also be referred to as the backlight area. It should be noted that, when the backlight area is equal to the backlight layer 102, the backlight layer 102 and the liquid crystal layer 101 are disposed at a predetermined angle, and one side of the backlight layer 102 may be bonded to one side edge of the liquid crystal layer 101.
In addition, the specific value of the preset angle is not limited herein. And the second region 3012 is disposed between the liquid crystal layer 101 and the backlight region, the second region 3012 may be disposed toward the liquid crystal layer 101.
The embodiment of the utility model provides an in, second region 3012 sets up between liquid crystal layer 101 and backlight area for the infrared light can see through printing opacity apron 200 and liquid crystal layer 101 and jet into second region 3012, need not see through backlight layer 102, has reduced the loss of infrared light, thereby has strengthened fingerprint image's formation of image effect. And the backlight layer 102 with high light transmittance is not needed, so that the use cost is reduced.
Optionally, referring to fig. 7, the fingerprint module 300 further includes a microlens 305 and a filter 304, and the microlens 305, the filter 304 and the fingerprint sensor 301 are sequentially stacked.
The embodiment of the utility model provides an in, microlens (Micro Lens)305 compares with general camera Lens, and microlens 305's thickness is littleer to can reduce the thickness of whole fingerprint module 300, and then reduce the thickness of whole display screen subassembly.
The embodiment of the utility model provides a still provide a terminal equipment, including foretell display screen subassembly.
Because in this embodiment, the display screen subassembly in above-mentioned embodiment has been adopted, consequently the embodiment of the utility model provides a terminal equipment has the same beneficial effect with the display screen subassembly in above-mentioned embodiment. Visible light and infrared light can be detected through the first area on the fingerprint sensor, so that an independent infrared sensitive device for detecting visible light and infrared light is not required to be arranged, and the screen occupation ratio of the whole display screen assembly is improved.
The embodiments of the present invention have been described with reference to the accompanying drawings, but the present invention is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present invention.
Claims (10)
1. A display screen assembly, comprising:
the display module comprises a first surface and a second surface which are adjacently arranged;
the light-transmitting cover plate is attached to the first surface;
the fingerprint module, the fingerprint module includes fingerprint sensor, fingerprint sensor includes first region and second area, the first region is used for detecting visible light and infrared light, the second area is used for detecting the infrared light, first region orientation the printing opacity apron sets up.
2. The display screen assembly of claim 1, wherein a light shielding layer is disposed on the light-transmissive cover plate at a position corresponding to the first region, and the light shielding layer is provided with a light-transmissive hole.
3. The display screen assembly of claim 2, wherein a transparent layer for only infrared light is disposed on the transparent cover plate corresponding to the second region.
4. The display screen assembly of claim 3, wherein the light transmissive cover includes third and fourth oppositely disposed surfaces, the light shielding layer and the light transmissive layer are both disposed on the fourth surface, and the first region is disposed toward the fourth surface.
5. The display screen assembly of claim 1, wherein the fingerprint module further comprises an optical filter stacked with the fingerprint sensor, the optical filter being located between the first region and the light transmissive cover plate; the optical filter comprises a third area and a fourth area, the third area is arranged corresponding to the first area, the fourth area is arranged corresponding to the second area, the third area is used for visible light and infrared light to pass through, and the fourth area is used for infrared light to pass through.
6. A display screen assembly according to claim 1, wherein the first region and the second region are both located to one side of the second surface, and the second region is disposed towards the light-transmissive cover plate.
7. The display screen assembly of claim 1, wherein the display module further comprises a third surface opposite the first surface and adjacent the second surface, the second region being disposed toward the third surface.
8. The display screen assembly of claim 1, wherein the display module includes a liquid crystal layer and a backlight layer stacked together, the backlight layer includes a backlight area, the backlight area is disposed at a predetermined angle with respect to the liquid crystal layer, and the second area is disposed between the liquid crystal layer and the backlight area.
9. The display screen assembly of claim 8, wherein the fingerprint module further comprises a micro-lens and an optical filter, and the micro-lens, the optical filter and the fingerprint sensor are sequentially stacked.
10. A terminal device, characterized in that it comprises a display screen assembly according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921381354.XU CN210129130U (en) | 2019-08-23 | 2019-08-23 | Display screen assembly and terminal equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921381354.XU CN210129130U (en) | 2019-08-23 | 2019-08-23 | Display screen assembly and terminal equipment |
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| Publication Number | Publication Date |
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| CN210129130U true CN210129130U (en) | 2020-03-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921381354.XU Active CN210129130U (en) | 2019-08-23 | 2019-08-23 | Display screen assembly and terminal equipment |
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| CN (1) | CN210129130U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111933027A (en) * | 2020-08-05 | 2020-11-13 | 维沃移动通信有限公司 | Display module and electronic equipment |
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2019
- 2019-08-23 CN CN201921381354.XU patent/CN210129130U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111933027A (en) * | 2020-08-05 | 2020-11-13 | 维沃移动通信有限公司 | Display module and electronic equipment |
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