CN106295606B - Fingerprint identification subassembly, fingerprint identification module and mobile terminal - Google Patents
Fingerprint identification subassembly, fingerprint identification module and mobile terminal Download PDFInfo
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- CN106295606B CN106295606B CN201610696967.7A CN201610696967A CN106295606B CN 106295606 B CN106295606 B CN 106295606B CN 201610696967 A CN201610696967 A CN 201610696967A CN 106295606 B CN106295606 B CN 106295606B
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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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
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- General Physics & Mathematics (AREA)
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- Theoretical Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
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- Image Input (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
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Abstract
The invention provides a fingerprint identification assembly, a fingerprint identification module and a mobile terminal, wherein the fingerprint identification assembly comprises a wafer and a substrate, the wafer is arranged on the substrate and electrically connected with the substrate through a metal wire, at least one light-emitting device is further arranged on the substrate and electrically connected with the substrate, and the wafer and the light-emitting device are packaged into a whole through a packaging layer. Therefore, the light-emitting device is added in the fingerprint identification assembly, so that the fingerprint identification module has a light-emitting function, and the aim of quickly finding the mobile terminal when the mobile terminal is in a dark environment is fulfilled.
Description
Technical Field
The invention relates to the technical field of communication, in particular to a fingerprint identification assembly, a fingerprint identification module and a mobile terminal.
Background
With the rapid development of mobile terminal technology, the market popularity of mobile terminals is increasing. Nowadays, the functions of mobile terminals are increasing and perfecting, so that users have higher and higher dependence on the functions. With the pace of life of people becoming faster, more and more users have a need to use mobile terminals in the middle of the night. However, in a dark and unlit environment, there is often a problem that the mobile terminal cannot be found quickly; alternatively, when the light is turned on, if the mobile terminal is placed in a corner where the mobile terminal is not found, the user needs to spend a lot of time searching for the mobile terminal. Therefore, the problem that the mobile terminal cannot be found quickly in a dark environment exists at present.
Disclosure of Invention
The embodiment of the invention provides a fingerprint identification assembly, a fingerprint identification module and a mobile terminal, and aims to solve the problem that the mobile terminal cannot be found quickly in a dark environment.
In a first aspect, an embodiment of the present invention provides a fingerprint identification assembly, including a wafer and a substrate, where the wafer is disposed on the substrate, the wafer is electrically connected to the substrate through a metal wire, the substrate is further disposed with at least one light emitting device, the light emitting device is electrically connected to the substrate, and the wafer and the light emitting device are packaged into a whole through a package layer.
In a second aspect, an embodiment of the present invention provides a fingerprint identification module, including a printed circuit board, a cover plate, and the fingerprint identification assembly, where the fingerprint identification assembly is disposed on the printed circuit board, the cover plate covers the fingerprint identification assembly, and an area of the cover plate corresponding to the light emitting device is a transparent or semitransparent area.
In a third aspect, an embodiment of the present invention provides a mobile terminal, including the fingerprint identification module.
Therefore, the light-emitting device is added in the fingerprint identification assembly or the fingerprint identification module, so that the fingerprint identification assembly or the fingerprint identification module has a light-emitting function, and the purpose of quickly finding the mobile terminal when the mobile terminal is in a dark environment is achieved.
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 it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
FIG. 1 is a block diagram of a fingerprint identification assembly provided by an embodiment of the present invention;
FIG. 2 is a top view of a fingerprint identification assembly provided by an embodiment of the present invention;
FIG. 3 is a block diagram of a fingerprint recognition module according to an embodiment of the present invention;
FIG. 4 is a top view of a fingerprint recognition module according to an embodiment of the present invention;
FIG. 5 is a diagram of a fingerprint recognition module according to a third embodiment of the present invention;
FIG. 6 is a diagram illustrating a fingerprint recognition module according to a fourth embodiment of the present invention;
FIG. 7 is a top view of a fingerprint recognition module according to a fourth embodiment of the present invention;
fig. 8 is a block diagram of a mobile terminal according to a fifth embodiment of the present invention.
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.
First embodiment
Referring to fig. 1-2, fig. 1-2 are schematic structural diagrams of a fingerprint identification assembly according to an embodiment of the present invention. As shown in fig. 1, the fingerprint identification assembly 10 includes a wafer 11 and a substrate 12, the wafer 11 is disposed on the substrate 12, the wafer 11 is electrically connected to the substrate 12 through a metal wire 13, at least one light emitting device 15 is further disposed on the substrate 12, the light emitting device 15 is electrically connected to the substrate 12, and the wafer 11 and the light emitting device 15 are packaged into a whole through a packaging layer 14.
Optionally, the encapsulation layer 14 is a transparent material or a light guide material. For example, it may be a transparent EMC (epoxy) encapsulating material. The package layer 14 is made of a transparent material or a light guide material, so that light of the light emitting device 15 in the fingerprint identification module 10 can penetrate through the package layer 14 as much as possible, and the light emitting effect of the fingerprint identification module 10 is improved.
Optionally, the light emitting device 15 is mounted on the substrate 12. Here, the light emitting device 15 may be mounted on the substrate 12 by a surface mount technology.
Alternatively, as shown in fig. 2, four light emitting devices 15 are symmetrically disposed around the wafer 11. Four light emitting devices 15 are symmetrically arranged around the wafer 11, so that the light emitting brightness of the fingerprint identification component 10 can be improved, and the light distribution of the whole fingerprint identification component 10 is more uniform.
Optionally, the light emitting device 15 is an LED lamp. Here, the light emitting device 15 may be a light emitting device other than an LED lamp, and may be selected according to a specific design scheme or lighting requirements of the fingerprint recognition assembly 10.
Alternatively, four light emitting devices are connected in series with each other. Here, the light emitting devices 15 may be connected in parallel or in a combination of series and parallel, and may be selected according to the specific design scheme or lighting requirements of the fingerprint identification assembly 10.
The fingerprint identification assembly comprises a wafer and a substrate, wherein the wafer is arranged on the substrate and is electrically connected with the substrate through a metal wire, at least one light-emitting device is arranged on the substrate and is electrically connected with the substrate, and the wafer and the light-emitting device are packaged into a whole through a packaging layer. Therefore, the light-emitting device is added in the fingerprint identification assembly, so that the fingerprint identification assembly has a light-emitting function, and the aim of quickly finding the mobile terminal when the mobile terminal is in a dark environment is fulfilled.
Second embodiment
Referring to fig. 3-4, fig. 3-4 are schematic structural views of a fingerprint identification module according to an embodiment of the present invention. As shown in fig. 3, the fingerprint identification module 30 includes a printed circuit board 32, a cover plate 31 and the fingerprint identification module 10 shown in fig. 1, the fingerprint identification module 10 is disposed on the printed circuit board 32, the cover plate 31 is covered above the fingerprint identification module 10, and the area of the cover plate 31 corresponding to the light emitting device 15 is a transparent or semitransparent area.
Here, the fingerprint recognition module 10 is the fingerprint recognition module shown in fig. 1, that is, the light emitting device 15 is provided therein; the fingerprint identification component 10 can be attached to the printed circuit board 32 by surface mount technology and connected electrically; the fingerprint identification component 10 and the cover plate 31 can be attached through transparent or semitransparent optical glue; the cover plate 31 may be made of transparent material such as glass to ensure that light can transmit as far as possible.
In addition, in order to make the fingerprint identification module 30 consistent with mobile terminal's colour, can cover a plurality of layers of silk screen printing ink on the apron 31 of fingerprint identification module and the contact surface of fingerprint identification subassembly 10, silk screen printing ink is generally opaque. Thus, the area of the cover plate 31 corresponding to the light emitting device 15 may be printed with no or little silk-screen ink or only white or gray ink, it being understood that the area of the cover plate 31 corresponding to the light emitting device 15 is a transparent or translucent area to ensure that light can penetrate the cover plate 31.
Like this, the light that emitting device 15 sent can pierce through encapsulated layer, optical cement layer, silk screen printing ink layer and apron 31 in proper order to can realize fingerprint identification module 30's light-emitting function.
Optionally, as shown in fig. 3-4, a decorative ring 33 is disposed around the fingerprint identification assembly 10. Here, decorate circle 33 and can decorate the circle for the metal, decorate circle 33 fixed fingerprint identification subassembly 10 that can be better, can improve fingerprint identification module 30's wholeness.
The fingerprint identification module comprises a printed circuit board, a cover plate and the fingerprint identification assembly, wherein the fingerprint identification assembly is arranged on the printed circuit board, the cover plate covers the fingerprint identification assembly, and the cover plate area corresponding to the light-emitting device is a transparent or semitransparent area. Therefore, the light-emitting device is added in the fingerprint identification assembly of the fingerprint identification module, so that the fingerprint identification module has a light-emitting function, and the purpose of quickly finding the mobile terminal when the mobile terminal is in a dark environment is achieved.
Third embodiment
Referring to fig. 5, fig. 5 is a schematic structural diagram of a fingerprint identification module according to an embodiment of the present invention. As shown in fig. 5, fingerprint identification module 50, including printed circuit board 52, apron 51 and the fingerprint identification subassembly 10 shown in fig. 1, fingerprint identification subassembly 10 sets up on printed circuit board 52, the apron 51 is covered above the fingerprint identification subassembly 10, the apron 51 region that corresponds with illuminator 15 is transparent or translucent region, fingerprint identification subassembly 10 is provided with a decoration circle 53 all around, the accommodation space is left between decoration circle 53 and the fingerprint identification subassembly 10, at least one supplementary illuminator 54 has in the accommodation space, supplementary illuminator 54 and printed circuit board 52 electric connection, the accommodation space intussuseption is filled with transparent filler 55.
Here, the fingerprint recognition module 10 is the fingerprint recognition module shown in fig. 1, that is, the light emitting device 15 is provided therein; the fingerprint identification component 10 can be attached to the printed circuit board 52 by surface mount technology and electrically connected; the fingerprint identification component 10 and the cover plate 51 can be attached through transparent or semitransparent optical glue; the cover plate 51 may be made of transparent material such as glass to ensure that light can transmit as far as possible.
Wherein, decorate circle 53 and can decorate the circle for the metal, decorate the accommodation space fill out between circle 53 and the fingerprint identification subassembly 10 with transparent filler 55, decorate the accommodation space between circle 53 and the fingerprint identification subassembly 10 and can be greater than 0.3mm, transparent filler 55 can use the transparent adhesive tape, ensure that the light source can pass through, can fix fingerprint identification subassembly 10 simultaneously and decorate circle 53, make fingerprint identification module 50 more firm, can also solve fingerprint identification subassembly 10 bottom problem of intaking, play water-proof effects.
The light emitting principle of the light emitting device 15 is the same as that of the embodiment of the invention shown in fig. 3, and the description thereof is omitted. The light emitted from the auxiliary light emitting device 54 can pass through the transparent filler 55, and together with the light emitting device 15, the light emitting function of the fingerprint identification module 50 is realized, and based on the embodiment of the invention shown in fig. 3, the light emitting brightness and the light emitting area of the fingerprint identification module 50 are further improved.
Alternatively, as shown in fig. 5, the accommodating space includes a first accommodating portion adjacent to the fingerprint recognition assembly 10 and a second accommodating portion located below the inner side of the bezel 53, and the auxiliary light emitting device 54 is disposed in the second accommodating portion. Like this, can reduce fingerprint identification module 50's whole space, improve fingerprint identification module 50's space compactness.
Optionally, four auxiliary light emitting devices 54 are symmetrically disposed around the fingerprint identification module 10. Set up supplementary illuminator 54 at fingerprint identification subassembly 10 symmetry all around, can improve fingerprint identification module 50's luminous luminance to make whole fingerprint identification module 50's light distribution more even.
Optionally, the auxiliary light emitting device 54 is an LED lamp. Here, the auxiliary light emitting device 54 may be a light emitting device other than an LED, and may be selected according to a specific design scheme or a light emitting requirement of the fingerprint recognition module 50.
The fingerprint identification module comprises a printed circuit board, a cover plate and a fingerprint identification assembly, wherein the fingerprint identification assembly is arranged on the printed circuit board, the cover plate covers the fingerprint identification assembly, the cover plate area corresponding to the light-emitting device is a transparent or semitransparent area, a decoration ring is arranged on the periphery of the fingerprint identification assembly, an accommodating space is reserved between the decoration ring and the fingerprint identification assembly, at least one auxiliary light-emitting device is arranged in the accommodating space, the auxiliary light-emitting device is electrically connected with the printed circuit board, and transparent fillers are filled in the accommodating space. Therefore, the light-emitting device is added into the fingerprint identification assembly of the fingerprint identification module, and the auxiliary light-emitting device is added outside the fingerprint identification assembly, so that the fingerprint identification module has a light-emitting function, and the purpose of quickly finding the mobile terminal when the mobile terminal is in a dark environment is achieved.
Fourth embodiment
Referring to fig. 6-7, fig. 6-7 are schematic structural views of a fingerprint recognition module according to an embodiment of the present invention. As shown in fig. 6, fingerprint identification module 60, including printed circuit board 62, apron 61 and fingerprint identification chip 66, fingerprint identification chip 66 sets up on printed circuit board 62, and the apron 61 is covered to fingerprint identification chip 66 top, and fingerprint identification chip 66 is provided with a decoration circle 63 all around, decorates and leaves the accommodation space between circle 63 and the fingerprint identification chip 66, has at least one luminescent device 64 in the accommodation space, luminescent device 64 and printed circuit board 62 electric connection, and the accommodation space intussuseption is filled with transparent filler 65.
The fingerprint identification chip 66 can be attached to the printed circuit board 62 by surface mount technology and electrically connected thereto; the fingerprint identification chip 66 and the cover plate 61 can be attached through transparent or semitransparent optical cement; the cover 61 may be made of transparent material such as glass to ensure that light can penetrate as far as possible.
Wherein, decorate circle 63 and can decorate the circle for the metal, decorate the accommodation space fill out between circle 63 and the fingerprint identification chip 66 with transparent filler 65, decorate the accommodation space between circle 63 and the fingerprint identification chip 66 and can be greater than 0.3mm, transparent filler 65 can use the transparent adhesive tape, ensure that the light source can pass through, can fix fingerprint identification chip 66 simultaneously and decorate circle 63, make fingerprint identification module 60 more firm, can also solve fingerprint identification chip 66 bottom problem of intaking, play water-proof effects.
The light emitted from the light emitting device 64 can pass through the transparent filler 65, so as to realize the light emitting function of the fingerprint identification module 60.
Optionally, the accommodating space includes a first accommodating portion and a second accommodating portion, and the light emitting device 34 is disposed in the second accommodating portion, wherein the first accommodating portion is adjacent to the fingerprint identification chip 66, and the second accommodating portion is located below the inner side of the decorative ring 63. Like this, can reduce fingerprint identification module 60's whole space, improve fingerprint identification module 60's space compactness.
Optionally, as shown in fig. 7, four light emitting devices 64 are symmetrically disposed around the fingerprint identification chip 66, so that the light emitting brightness of the fingerprint identification module 60 can be improved, and the light distribution of the whole fingerprint identification module 60 is more uniform.
Optionally, the light emitting device 64 is an LED. Here, the light emitting device 64 may be a light emitting device other than an LED, and may be selected according to a specific design scheme or a lighting requirement of the fingerprint recognition module 50.
The fingerprint identification module comprises a printed circuit board, a cover plate and a fingerprint identification chip, wherein the fingerprint identification chip is arranged on the printed circuit board, the cover plate covers the fingerprint identification chip, a decoration ring is arranged on the periphery of the fingerprint identification chip, an accommodating space is reserved between the decoration ring and the fingerprint identification chip, at least one light-emitting device is arranged in the accommodating space, the light-emitting device is electrically connected with the printed circuit board, and a transparent filler is filled in the accommodating space. Therefore, the light-emitting device is added in the fingerprint identification module, so that the fingerprint identification module has a light-emitting function, and the aim of quickly finding the mobile terminal when the mobile terminal is in a dark environment is fulfilled.
The embodiment of the invention also relates to a mobile terminal which comprises the fingerprint identification module according to the second embodiment, the third embodiment or the fourth embodiment. When the mobile terminal receives an incoming call, information or other communication messages, the mobile terminal can give out light through the fingerprint identification module to remind.
Fifth embodiment
Referring to fig. 8, fig. 8 is a schematic structural diagram of a mobile terminal according to an embodiment of the present invention. Specifically, the mobile terminal 800 in fig. 8 may be a mobile phone, a tablet computer, a Personal Digital Assistant (PDA), an e-book reader, an MP3 (Moving Picture Experts Group Audio Layer III) player, an MP4 (Moving Picture Experts Group Audio Layer IV) player, a laptop, a car computer, a desktop computer, a set-top box, a smart tv, a wearable device, and so on.
As shown in fig. 8, the mobile terminal 800 includes a Radio Frequency (RF) circuit 810, a memory 820, an input unit 830, a display unit 840, a processor 850, an audio circuit 860, a communication module 870, a power supply 880, and a fingerprint recognition module 890.
The input unit 830 may be used, among other things, to receive numeric or character information input by a user and to generate signal inputs related to user settings and function control of the mobile terminal 800. Specifically, in the embodiment of the present invention, the input unit 830 may include a touch panel 831. The touch panel 831, also referred to as a touch screen, can collect touch operations performed by a user on or near the touch panel 831 (e.g., operations performed by the user on the touch panel 831 using a finger, a stylus, or any other suitable object or accessory), and drive the corresponding connection device according to a preset program. Alternatively, the touch panel 831 may include two portions, i.e., a touch detection device and a touch controller. The touch detection device detects the touch direction of a user, detects a signal brought by touch operation and transmits the signal to the touch controller; the touch controller receives touch information from the touch sensing device, converts it to touch point coordinates, and sends the touch point coordinates to the processor 850, and can receive and execute commands sent from the processor 850. In addition, the touch panel 831 may be implemented by various types such as a resistive type, a capacitive type, an infrared ray, and a surface acoustic wave. In addition to the touch panel 831, the input unit 830 may include other input devices 832, and the other input devices 832 may include, but are not limited to, one or more of a physical keyboard, function keys (e.g., volume control keys, switch keys, etc.), a trackball, a mouse, a joystick, and the like.
Among other things, the display unit 840 may be used to display information input by the user or information provided to the user and various menu interfaces of the mobile terminal 800. The display unit 840 may include a display panel 841, and the display panel 841 may be alternatively configured in the form of an LCD or an Organic Light-Emitting Diode (OLED), or the like.
It should be noted that the touch panel 831 can overlay the display panel 841 to form a touch display screen, which, when detecting a touch operation thereon or nearby, is transmitted to the processor 850 to determine the type of touch event, and then the processor 850 provides a corresponding visual output on the touch display screen according to the type of touch event.
The touch display screen comprises an application program interface display area and a common control display area. The arrangement modes of the application program interface display area and the common control display area are not limited, and can be an arrangement mode which can distinguish two display areas, such as vertical arrangement, left-right arrangement and the like. The application interface display area may be used to display an interface of an application. Each interface may contain at least one interface element such as an icon and/or widget desktop control for an application. The application interface display area may also be an empty interface that does not contain any content. The common control display area is used for displaying controls with high utilization rate, such as application icons like setting buttons, interface numbers, scroll bars, phone book icons and the like.
The processor 850 is a control center of the mobile terminal 800, connects various parts of the entire mobile phone using various interfaces and lines, and performs various functions of the mobile terminal 800 and processes data by operating or executing software programs and/or modules stored in the memory 821 and calling data stored in the auxiliary memory 822, thereby integrally monitoring the mobile terminal 800. Optionally, processor 850 may include one or more processing units.
Wherein, the fingerprint identification module 890 may include one or more light emitting devices, the fingerprint identification module 890 may emit light through the control of the processor 850, and when the mobile terminal 800 is in a dark environment, the mobile terminal 800 may be quickly found through the light emission of the fingerprint identification module 890; when the mobile terminal 800 receives an incoming call, a message or other communication messages, the mobile terminal can give out a prompt by the light of the fingerprint identification module 890.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A fingerprint identification module is characterized by comprising a printed circuit board, a cover plate and a fingerprint identification component;
the fingerprint identification assembly comprises a wafer and a substrate, wherein the wafer is arranged on the substrate and is electrically connected with the substrate through a metal wire;
the fingerprint identification component is arranged on the printed circuit board, the cover plate covers the fingerprint identification component, and the cover plate area corresponding to the light-emitting device is a transparent or semitransparent area;
a decorative ring is arranged around the fingerprint identification component;
an accommodating space is reserved between the decorative ring and the fingerprint identification assembly, at least one auxiliary light-emitting device is arranged in the accommodating space, the auxiliary light-emitting device is electrically connected with the printed circuit board, and transparent filler is filled in the accommodating space;
the accommodating space comprises a first accommodating part and a second accommodating part, and the auxiliary light-emitting device is arranged in the second accommodating part, wherein the first accommodating part is adjacent to the fingerprint identification assembly, and the second accommodating part is positioned below the inner side of the decorative ring.
2. The fingerprint identification module of claim 1, wherein the light emitting device is attached to the substrate.
3. The fingerprint identification module of claim 1, wherein four light emitting devices are symmetrically arranged around the wafer.
4. The fingerprint identification module of claim 1, wherein the light emitting device is an LED lamp.
5. The fingerprint identification module of claim 3, wherein four of the light emitting devices are connected in series.
6. The fingerprint identification module of claim 1, wherein the encapsulation layer is a transparent material or a light guide material.
7. The fingerprint identification module of any one of claims 1 to 6, wherein four auxiliary light emitting devices are symmetrically arranged around the fingerprint identification assembly.
8. The fingerprint identification module of any one of claims 1-6, wherein the auxiliary light emitting device is an LED lamp.
9. A mobile terminal characterized by comprising a fingerprint identification module according to any of claims 1 to 8.
10. The mobile terminal of claim 9, wherein the mobile terminal comprises a cell phone, a tablet computer, a personal digital assistant, an e-book reader, an MP3 player, an MP4 player, a laptop portable computer, a car computer, a desktop computer, a set-top box, a smart television, or a wearable device.
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| WO2018107339A1 (en) * | 2016-12-12 | 2018-06-21 | 红蝶科技(深圳)有限公司 | Fingerprint recognition module having backlight |
| CN107092858A (en) * | 2017-02-27 | 2017-08-25 | 努比亚技术有限公司 | A kind of fingerprint recognition module and its production method, terminal and method for information display |
| CN108537097A (en) * | 2017-03-06 | 2018-09-14 | 上海箩箕技术有限公司 | Fingerprint imaging module and electronic equipment |
| CN109145682B (en) * | 2017-06-16 | 2022-02-22 | 固安翌光科技有限公司 | Optical fingerprint identification device and preparation method thereof |
| CN107451554B (en) * | 2017-07-27 | 2020-07-21 | 维沃移动通信有限公司 | Fingerprint module and mobile terminal |
| CN109460694A (en) * | 2017-09-06 | 2019-03-12 | 蓝思科技（长沙）有限公司 | Fingerprint sensor, intelligent terminal and fingerprint sensor package method |
| CN107748861A (en) * | 2017-09-15 | 2018-03-02 | 南昌欧菲生物识别技术有限公司 | Fingerprint recognition module and electronic installation |
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