CN110737306B - Display module and electronic equipment - Google Patents
Display module and electronic equipment Download PDFInfo
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- CN110737306B CN110737306B CN201910916777.5A CN201910916777A CN110737306B CN 110737306 B CN110737306 B CN 110737306B CN 201910916777 A CN201910916777 A CN 201910916777A CN 110737306 B CN110737306 B CN 110737306B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1601—Constructional details related to the housing of computer displays, e.g. of CRT monitors, of flat displays
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
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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
- G06V40/1306—Sensors therefor non-optical, e.g. ultrasonic or capacitive sensing
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
- G02F1/133331—Cover glasses
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Nonlinear Science (AREA)
- Computer Hardware Design (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Multimedia (AREA)
- Optics & Photonics (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention provides a display module and electronic equipment, wherein the display module comprises a cover plate, upper glass, lower glass, a first bearing piece and a fingerprint identification assembly, wherein the cover plate is provided with a through hole; the upper glass is clamped between the cover plate and the lower glass; the first side surface of the lower glass, which is close to the upper glass, is provided with a bearing area, the first side edge of the first side surface is arranged at an interval with the upper glass, and the bearing area is positioned between the upper glass and the first side edge; the projection of the through hole in the direction vertical to the lower glass is positioned in the bearing area; the first bearing piece and the fingerprint identification assembly are arranged in the bearing area and are electrically connected with the lower glass; the fingerprint identification assembly penetrates through the side face, close to the lower glass, of the cover plate and extends into the through hole, and the fingerprint identification assembly and the first bearing piece are arranged at intervals in the direction perpendicular to the first direction; the first direction is a direction from the first side edge to the upper glass. The display module provided by the invention does not need to reserve a space specially used for bearing the fingerprint identification component, and can improve the screen occupation ratio of the display screen.
Description
Technical Field
The invention relates to the technical field of electronics, in particular to a display module and electronic equipment.
Background
With the rapid development of electronic technology, terminals such as smart phones and tablet computers have become more and more popular, and become an indispensable part of daily life of people gradually. The fingerprint identification module is as electronic equipment's important subassembly for supply the user to input the fingerprint in order to carry out fingerprint verification, and the wide application is compared in traditional password or pattern authentication in identity authentication scenes such as display screen unblock and payment, not only can promote user's the simple operation nature, can also promote the information security at terminal.
Wherein, set up the design of fingerprint identification module in one side of electronic equipment's display screen, because of possessing advantages such as with low costs and easily design and widely adopted. However, at present, the fingerprint identification module is arranged on the side of the display screen, which generally causes the screen occupation ratio of the display screen to be reduced. Therefore, under the condition that the fingerprint identification module is arranged on the display side of the electronic equipment, how to improve the screen occupation ratio of the display screen becomes an urgent problem to be solved.
Disclosure of Invention
The embodiment of the invention provides a display module and electronic equipment, and aims to solve the problem that the screen occupation ratio of a display screen is low due to the fact that a fingerprint identification module is arranged on the side of the display screen at present.
In order to solve the technical problem, the invention is realized as follows:
in a first aspect, an embodiment of the present invention provides a display module, including a cover plate (10), an upper glass (20), a lower glass (30), a first bearing member (40), and a fingerprint identification assembly (50), where the cover plate (10) is provided with a through hole; the upper glass (20) is clamped between the cover plate (10) and the lower glass (30); the lower glass (30) is provided with a bearing area (32) close to the first side surface (31) of the upper glass (20), the first side edge (311) of the first side surface (31) is arranged at an interval with the upper glass (20), and the bearing area (32) is positioned between the upper glass (20) and the first side edge (311); the projection of the through hole in the direction perpendicular to the lower glass (30) is positioned in the bearing area (32); the first bearing piece (40) and the fingerprint identification component (50) are arranged in the bearing area (32) and are electrically connected with the lower glass (30);
the fingerprint identification component (50) penetrates through the side face, close to the lower glass (30), of the cover plate (10) and extends into the through hole, and the fingerprint identification component (50) and the first bearing piece (40) are arranged at intervals in the direction perpendicular to the first direction;
wherein the first direction is a direction from the first side edge (311) toward the upper glass (20).
In a second aspect, an embodiment of the present invention further provides an electronic device, including the display module.
In the embodiment of the invention, the display module comprises a cover plate, an upper glass, a lower glass, a first bearing piece and a fingerprint identification assembly, wherein the cover plate is provided with a through hole; the upper glass is clamped between the cover plate and the lower glass; the first side surface of the lower glass, which is close to the upper glass, is provided with a bearing area, the first side edge of the first side surface is arranged at an interval with the upper glass, and the bearing area is positioned between the upper glass and the first side edge; the projection of the through hole in the direction vertical to the lower glass is positioned in the bearing area; the first bearing piece and the fingerprint identification assembly are arranged in the bearing area and are electrically connected with the lower glass; the fingerprint identification assembly penetrates through the side face, close to the lower glass, of the cover plate and extends into the through hole, and the fingerprint identification assembly and the first bearing piece are arranged at intervals in the direction perpendicular to the first direction; the first direction is a direction from the first side edge to the upper glass. Like this, through setting up the fingerprint identification subassembly in the district that bears of lower glass, and need not to reserve the space that is used for bearing the fingerprint identification subassembly specially to can promote the screen of display screen and account for than.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed 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 it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of a display module according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view of the display module of FIG. 1 taken along line A-A;
FIG. 3 is a second cross-sectional view of the display module of FIG. 1 taken along line A-A.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 and fig. 2, the display module includes a cover plate 10, an upper glass 20 (shown by a dotted line in fig. 2), a lower glass 30 (shown by a dotted line in fig. 2), a first bearing member 40, and a fingerprint identification assembly 50, wherein the cover plate is provided with a through hole (not shown); the upper glass 20 is clamped between the cover plate 10 and the lower glass 30; the lower glass 30 is provided with a bearing area 32 near the first side surface 31 of the upper glass 20, a first side edge 311 of the first side surface 31 is spaced from the upper glass 20, and the bearing area 32 is located between the upper glass 20 and the first side edge 311; the projection of the through hole in the direction perpendicular to the lower glass 30 is located in the carrying area 32; the first bearing member 40 and the fingerprint identification component 50 are both arranged in the bearing area 32 and electrically connected with the lower glass 30;
the fingerprint identification component 50 penetrates through the side surface of the cover plate 10 close to the lower glass 30 and extends into the through hole, and the fingerprint identification component 50 is arranged at a distance from the first bearing component 40 in the first direction;
the first direction is a direction from the first side 311 toward the upper glass 20.
Here, the fingerprint identification component 50 and the first bearing component 40 are both disposed in the bearing area 32 of the lower glass 30 and electrically connected to the lower glass 30, and the fingerprint identification component 50 and the first bearing component 40 are disposed at an interval in the first direction perpendicular to, that is, the fingerprint identification component 50 and the first bearing component 40 are disposed side by side in the first direction perpendicular to at an interval in the first direction perpendicular to, so that the fingerprint identification component 50 and the bearing component borne by the lower glass 30 can be disposed in the bearing area 32 of the lower glass 30 together, and a space specially used for bearing the fingerprint identification component 50 does not need to be reserved, thereby the screen occupation ratio of the display screen can be improved.
In this embodiment, the cover plate 10 is a transparent structure made of glass or other materials disposed at the outermost layer of the display module, and mainly plays a role in protecting and providing a user with a touch operation input on the surface thereof, for example, the cover plate 10 may include a touch panel.
The upper glass 20 and the lower glass 30 are glass substrates for commonly realizing the display function of the display module, the upper glass 20 is sandwiched between the cover plate 10 and the lower glass 30, and the display area of the display module is located in the opposite area of the upper glass 20 and the lower glass 30. For example, in a case where the Display module is a Liquid Crystal Display (LCD), the upper glass 20 and the lower glass 30 may be two glass substrates disposed on both sides of a Liquid Crystal layer of the LCD.
It should be noted that the specific structures of the cover plate 10, the upper glass 20 and the lower glass 30 are not modified in the present invention, that is, the specific structures of the cover plate 10, the upper glass 20 and the lower glass 30 are well known to those skilled in the art and are not described in detail herein.
In this embodiment, the lower glass 30 may be provided with a first side surface 31 and a second side surface 33, the first side surface 31 is disposed close to the upper glass 20, and the second side surface 33 is disposed far from the upper glass 20, that is, the distance between the first side surface 31 and the upper glass 20 is smaller than the distance between the second side surface 33 and the upper glass 20.
The first side surface 31 may include a double-layer region and a single-layer region, the double-layer region is a projection region of the upper glass 20 on the first side surface 31, that is, the double-layer region covers the display region; and, the single-layer region is a region on the first side surface 31 other than the above-described double-layer region.
The first side surface 31 is provided with a first side 311, the first side 311 is an edge of the first side surface 31 spaced from the upper glass 20, and the carrier region 32 is provided between the first side 311 and the upper glass 20, that is, the carrier region 32 may be a part or all of a single layer region.
The carrier region 32 may be provided with a connection circuit, for example, pads and lines are formed by plating Indium Tin Oxide (ITO) or other conductive materials in the carrier region 32; here, the first supporting member 40 and the fingerprint identification component 50 are both disposed in the supporting region 32 and electrically connected to the lower glass 30, that is, the first supporting member 40 and the fingerprint identification component 50 are located in the supporting region 32 and connected to the connection circuit on the supporting region 32.
It should be noted that the first supporting member 40 may be any component that is disposed in the supporting region 32 and is other than the fingerprint identification component 50, for example, the first supporting member 40 may be a display driving chip 42 for controlling display of a display module; alternatively, the first carrier 40 may also be a circuit board connection portion 41, where the circuit board connection portion 41 is a portion of a circuit board (such as a flexible circuit board) for connecting an external circuit (such as a main circuit of an electronic device on which the display module is mounted) and a connection circuit of the carrier region 32; alternatively, as shown in fig. 1, the first carrier 40 may include a circuit board connection portion 41 and a display driving chip 42, and the like.
In the present embodiment, the first supporting element 40 is electrically connected to the lower glass 30, and the first supporting element 40 may be electrically connected to the lower glass 30 through an Anisotropic Conductive Film (ACF), that is, as shown in fig. 1, an Anisotropic Conductive Film is disposed between the first supporting element 40 and the lower glass 30.
Similarly, the fingerprint recognition module 50 may be electrically connected to the lower glass 30, or the fingerprint recognition module 50 may be electrically connected to the lower glass 30 through an anisotropic conductive film, and the anisotropic conductive film may be provided between the fingerprint recognition module 50 and the lower glass 30, so that the implementation is easy.
Alternatively, in some embodiments, as shown in fig. 2, the fingerprint identification device 50 is integrally disposed with the lower glass 30, for example, the lower glass 30 may be used as a substrate, and the fingerprint identification device 50 is directly formed in the carrying area 32 of the lower glass 30 through a semiconductor process, so that the stability of the fingerprint identification device 50 can be improved.
In this embodiment, in the perpendicular to first direction, fingerprint identification subassembly 50 sets up with first carrier 40 interval, specifically, first side 31 still is provided with second side 312 and third side 313 crossing with first side 311, fingerprint identification subassembly 50 sets up with second side 312 interval, and first carrier 40 sets up between fingerprint identification subassembly 50 and third side 313, thereby can reduce the space that carrier region 32 took up in the direction of first side 311 to supreme glass 20, can promote the display area of lower glass 30, and then can promote display module's display area, promote display module's the screen promptly and compare.
In some embodiments, as shown in fig. 1, the first carrier 40 includes a circuit board connection portion 41 and a display driving chip 42, and the display driving chip 42 is disposed at a distance from the circuit board connection portion 41 in a direction from the first side 311 to the upper glass 20.
Here, through in the direction by first side 311 to upper glass 20, will show that driver chip 42 and circuit board connecting portion 41 interval set up, promptly in the first direction, display driver chip 42 and circuit board connecting portion 41 are located the same one side of fingerprint identification subassembly 50 and all set up with fingerprint identification subassembly 50 interval, thereby make the position of setting up of each subassembly that sets up in bearer area 32 reasonable, can further reduce the space that bearer area 32 took up in the direction of first side 311 to upper glass 20, and then promote the screen of display module and account for the ratio.
It should be noted that fig. 1 only shows the case where the first carrier 40 (including the display driver chip 42 and the circuit board connecting portion 41) is disposed on the left side of the fingerprint identification module 50, and of course, the first carrier 40 may be disposed on the right side of the fingerprint identification module 50; alternatively, when the display module further includes a second bearing member, the fingerprint recognition assembly 50 may be disposed between the first bearing member 40 and the second bearing member, which is not limited herein.
In addition, above-mentioned through-hole has been seted up on the above-mentioned apron, and fingerprint identification subassembly 50 part passes the through-hole, like this, when the user inputs the fingerprint on the fingerprint identification subassembly, can direct contact fingerprint identification subassembly to promote the sensitivity and the discernment degree of accuracy of fingerprint identification subassembly.
Here, the fingerprint identification component 50 may be any component that can be used to identify a user's fingerprint, for example, in some embodiments, the fingerprint identification component 50 may be a capacitive fingerprint identification component, which has high sensitivity and identification accuracy and is low in cost.
It should be noted that fig. 1 to 3 only show the case that the display module is an Active-matrix organic light-emitting diode (AMOLED) display panel, but the display module may also be other types of display panels, for example, an LCD display panel, and the like.
In addition, the display module may further include other components, for example, as shown in fig. 3, the display module may further include a polarizer 60, and the polarizer 60 is sandwiched between the upper glass 20 and the cover plate 10, wherein the polarizer 60 may be connected to the cover plate 10 through a transparent optical adhesive layer, so as to improve the display quality of the display module; alternatively, the display module may further include a frame glue layer surrounding the upper glass 20 and the cover plate 10; alternatively, the lower glass 30 is further provided with a second side surface 33 away from the upper glass 20, and the display module further includes a buffer layer 70 covering the second side surface 33, for example, the buffer layer 70 is made of foam, so as to protect the display module, and the like, which is not limited herein.
In some embodiments, the display module further comprises a lower glass test probe 80, the lower glass test probe 80 is disposed in the carrier region, and the distance between the lower glass test probe 80 and the upper glass is less than a first distance and/or a second distance, the first distance is: the distance between the fingerprint identification component and the upper glass; the second distance is: the first bearing piece is away from the upper glass.
Here, by providing the lower glass test probe point 80, the lower glass can be conveniently tested, and the distance between the lower glass test probe point 80 and the upper glass is smaller than the first distance and/or the second distance, so that the space occupied by the bearing area 32 in the direction from the first side 311 to the upper glass 20 can be further reduced, and the screen occupation ratio of the display module can be further improved.
In the embodiment of the invention, the display module comprises a cover plate, an upper glass, a lower glass, a first bearing piece and a fingerprint identification assembly, wherein the cover plate is provided with a through hole; the upper glass is clamped between the cover plate and the lower glass; the first side surface of the lower glass, which is close to the upper glass, is provided with a bearing area, the first side edge of the first side surface is arranged at an interval with the upper glass, and the bearing area is positioned between the upper glass and the first side edge; the projection of the through hole in the direction vertical to the lower glass is positioned in the bearing area; the first bearing piece and the fingerprint identification assembly are arranged in the bearing area and are electrically connected with the lower glass; the fingerprint identification assembly penetrates through the side face, close to the lower glass, of the cover plate and extends into the through hole, and the fingerprint identification assembly and the first bearing piece are arranged at intervals in the direction perpendicular to the first direction; the first direction is a direction from the first side edge to the upper glass. Like this, through setting up the fingerprint identification subassembly in the district that bears of lower glass, and need not to reserve the space that is used for bearing the fingerprint identification subassembly specially to can promote the screen of display screen and account for than.
Based on the display module, the embodiment of the invention also provides electronic equipment which comprises the display module.
Since the structure of the electronic device body is the prior art, the display module is described in detail in the above embodiments, and thus, the structure of the specific electronic device in this embodiment is not described in detail.
In an embodiment of the present invention, the electronic device may be any electronic device including the display module, for example: mobile phones, Tablet Personal computers (Tablet Personal computers), Laptop computers (Laptop computers), Personal Digital Assistants (PDAs), Mobile Internet Devices (MIDs), cameras, Wearable devices (Wearable devices), and the like.
While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (9)
1. The display module is characterized by comprising a cover plate (10), upper glass (20), lower glass (30), a first bearing piece (40) and a fingerprint identification component (50), wherein the cover plate (10) is provided with a through hole; the upper glass (20) is clamped between the cover plate (10) and the lower glass (30); the lower glass (30) is provided with a bearing area (32) close to the first side surface (31) of the upper glass (20), the first side edge (311) of the first side surface (31) is arranged at an interval with the upper glass (20), and the bearing area (32) is positioned between the upper glass (20) and the first side edge (311); the projection of the through hole in the direction perpendicular to the lower glass (30) is positioned in the bearing area (32); the first bearing piece (40) and the fingerprint identification component (50) are arranged in the bearing area (32) and are electrically connected with the lower glass (30);
the fingerprint identification component (50) penetrates through the side face, close to the lower glass (30), of the cover plate (10) and extends into the through hole, and the fingerprint identification component (50) and the first bearing piece (40) are arranged at intervals in the direction perpendicular to the first direction;
wherein the first direction is a direction from the first side edge (311) towards the upper glass (20);
the first bearing member (40) comprises a circuit board connecting part (41) and a display driving chip (42), and the display driving chip (42) and the circuit board connecting part (41) are arranged at intervals in the first direction.
2. The display module according to claim 1, wherein the fingerprint recognition assembly (50) is electrically connected to the lower glass (30) through an anisotropic conductive film.
3. The display module according to claim 1, wherein the fingerprint recognition assembly (50) is integrally provided with the lower glass (30).
4. A display module according to any one of claims 1 to 3, wherein the first side (31) is further provided with a second side (312) and a third side (313) intersecting the first side (311), the fingerprint recognition assembly (50) is arranged at a distance from the second side (312), and the first carrier (40) is arranged between the fingerprint recognition assembly (50) and the third side (313).
5. A display module according to any one of claims 1 to 3, characterised in that the fingerprint identification component (50) is a capacitive fingerprint identification component.
6. A display module according to any one of claims 1 to 3, characterised in that the lower glass (30) is further provided with a second side (33) remote from the upper glass (20), the display module further comprising a buffer layer (70) covering the second side (33).
7. The display module according to any one of claims 1 to 3, further comprising a lower glass test point (80), wherein the lower glass test point (80) is disposed in the carrier region (32), and wherein the lower glass test point (80) is located at a distance from the upper glass (20) that is less than a first distance and/or a second distance, wherein the first distance is: -the distance of the fingerprint identification assembly (50) from the upper glass (20); the second distance is: the distance between the first bearing member (40) and the upper glass (20).
8. The display module according to any one of claims 1 to 3, further comprising a polarizer (60), wherein the polarizer (60) is sandwiched between the upper glass (20) and the cover plate (10).
9. An electronic device, characterized in that the electronic device comprises a display module according to any one of claims 1 to 8.
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| CN201910916777.5A CN110737306B (en) | 2019-09-26 | 2019-09-26 | Display module and electronic equipment |
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| CN110737306A (en) | 2020-01-31 |
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