CN207637122U - A kind of mobile terminal with fingerprint identification function - Google Patents
A kind of mobile terminal with fingerprint identification function Download PDFInfo
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- CN207637122U CN207637122U CN201721645617.4U CN201721645617U CN207637122U CN 207637122 U CN207637122 U CN 207637122U CN 201721645617 U CN201721645617 U CN 201721645617U CN 207637122 U CN207637122 U CN 207637122U
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- display screen
- mobile terminal
- luminescence unit
- finger print
- optical finger
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Abstract
The embodiment of the present application provides a kind of mobile terminal with fingerprint identification function, is related to technical field of mobile terminals.The embodiment of the present application in side of the display screen far from cover board by pasting optical finger print module, and luminescence unit is set at least one side of optical finger print module, luminescence unit is electrically connected with display screen, it is in and is put out under screen state in display screen, when the corresponding fingerprint module region of user's touch display screen, luminescence unit is controlled to shine, by luminescence unit light is provided for user's finger, improve the light luminance for being emitted to user's finger, optical finger print module is allow to collect the fingerprint image of user's finger, to realize fingerprint recognition.
Description
Technical field
The utility model is related to technical field of mobile terminals more particularly to a kind of mobile ends with fingerprint identification function
End.
Background technology
With the implementation of the development and full frame mobile terminal of mobile terminal technology, the width of the black surround up and down of mobile terminal is got over
Come narrower, being placed on the fingerprint recognition module of mobile terminal bottom originally can not put down.
Currently, in order to realize the fingerprint identification function of full frame mobile terminal, optical finger print module is placed on OLED
The lower section of (Organic Light Emitting Diode, Organic Light Emitting Diode) display screen, by optical finger print module into
The acquisition of row fingerprint image.
But since the brightness of OLED display screen is easy decaying, and the light emission luminance of OLED display screen itself does not reach requirement,
So that optical finger print module can not preferably collect the fingerprint image of user's finger, therefore, it is impossible to pass through optical finger print module
Carry out fingerprint recognition.
Utility model content
The embodiment of the present application provides a kind of mobile terminal with fingerprint identification function, to solve at present since OLED is aobvious
The brightness of display screen is inadequate, the problem of leading to not carry out fingerprint recognition by optical finger print module.
In order to solve the above-mentioned technical problem, the embodiment of the present application provides a kind of mobile end with fingerprint identification function
End, including：Cover board, display screen, optical finger print module and luminescence unit；
The cover board is pasted and fixed on the display screen；
It is pasted with the optical finger print module in side of the display screen far from the cover board；
At least one side of the optical finger print module is provided with the luminescence unit, the luminescence unit with it is described
Display screen is electrically connected, under being in the display screen and putting out screen state, when detecting that it is corresponding that user touches the display screen
When fingerprint module region, controls the luminescence unit and shine.
In the embodiment of the present application, by pasting optical finger print module in side of the display screen far from cover board, and in optics
Luminescence unit is arranged at least one side of fingerprint module, and luminescence unit is electrically connected with display screen, is in display screen and puts out screen
Under state, when the corresponding fingerprint module region of user's touch display screen, control luminescence unit shines, and is to use by luminescence unit
Family finger provides light, improves the light luminance for being emitted to user's finger so that optical finger print module can collect user hand
The fingerprint image of finger, to realize fingerprint recognition.
Description of the drawings
Fig. 1 shows a kind of structural schematic diagram of mobile terminal with fingerprint identification function of the embodiment of the present application；
Fig. 2 shows the principle schematics that the mobile terminal of the embodiment of the present application carries out fingerprint image acquisition.
Specific implementation mode
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Site preparation describes, it is clear that described embodiment is the utility model a part of the embodiment, instead of all the embodiments.It is based on
The embodiments of the present invention, those of ordinary skill in the art are obtained all without creative efforts
Other embodiment shall fall within the protection scope of the present invention.
Referring to Fig.1, a kind of structural representation of mobile terminal with fingerprint identification function of the embodiment of the present application is shown
Figure.
The embodiment of the present application provides a kind of mobile terminal with fingerprint identification function, including：Cover board 11, display screen
12, optical finger print module 13 and luminescence unit 14；
The cover board 11 is pasted and fixed on the display screen 12；In side of the display screen 12 far from the cover board 11
It is pasted with the optical finger print module 13；At least one side of the optical finger print module 13 is provided with the luminescence unit
14, the luminescence unit 14 is electrically connected with the display screen 12, under being in the display screen 12 and putting out screen state, works as detection
When touching the 12 corresponding fingerprint module region of display screen to user, controls the luminescence unit 14 and shine.
Wherein, cover board 11 is glass cover-plate, the device for protecting 12 lower section of display screen 12 and display screen, such as optical finger print
Module 13 and luminescence unit 14 etc.；In practical applications, the actual touch object of user is 11 corresponding fingerprint module area of cover board
Domain is still to detect whether user carries out touch operation by the display screen 12 of 11 lower section of cover board, accordingly it is also possible to be interpreted as
When 12 corresponding fingerprint module region of user's touch display screen, display screen 12 detects the touch operation of user, and then controls
Luminescence unit 14 shines.
It should be noted that at least one side in optical finger print module 13 is provided with luminescence unit 14, wherein referring to
Line identify module 13 surface in, removed pasted with display screen 12 adhesive surface (optical finger print module 13 as shown in Figure 1 it is upper
Surface a) and the surface being oppositely arranged with the adhesive surface (the lower surface b) of optical finger print module 13 as shown in Figure 1 outside, remain
Remaining surface can be described as the side of optical finger print module 13.Luminescence unit 14 is arranged in the side of optical finger print module 13,
It can prevent optical finger print module 13 from stopping the luminous light of luminescence unit 14.
In the embodiment of the present application, the luminescence unit 14 is fixed on the side of the optical finger print module 13.For example, can
Luminescence unit 14 to be fixed on to the left side (as shown in Figure 1) of optical finger print module 13, optical finger print mould can also be fixed on
The right side etc. of group 13, it is, of course, also possible to which the fixed luminescence unit 14 on all sides of optical finger print module 13, shines single
The number of member 14 is more, and the light luminance sent out is stronger.The specific number of luminescence unit 14 on optical finger print module 13, this
Apply for that embodiment is without limitation.
Wherein, welding manner can be used, luminescence unit 14 is fixed on to the side of optical finger print module 13.
In the embodiment of the present application, the display screen 12 includes touch panel 122 and display panel 124, the touch surface
Plate 122, which is pasted with the display panel 124 by glass cement 123, to be fixed.
Touch function cabling is made on the glass substrate, to form touch panel 122；It makes and drives respectively on the glass substrate
Dynamic TFT (Thin Film Transistor, thin film transistor (TFT)), anode, organic luminous layer and cathode etc. form display panel
124.Wherein, the material of anode is generally ITO (Indium Tin Oxides, tin indium oxide), and cathode generally uses made of metal
At.
In a kind of preferred embodiment of the application, glass cement 123 is black glass glue, the touch panel 122 and institute
Display panel 124 is stated to fix by black glass glue.Display panel 124 in display screen 12 can carry out self-luminous, if
Touch panel 122 is fixed with display panel 124 by black glass glue, in the paste position of black glass glue, display surface
The luminous light of plate 124 can not penetrate touch panel 122, and therefore, user can not see the stickup trace of black glass glue, improve
The aesthetic appearance of display screen.
Wherein, the display screen 12 further includes polaroid 121, and it is separate that the polaroid 121 is located at the touch panel 122
The side of the display panel 124, and pasted and fixed by optical cement 15 and the cover board 11.
After being irradiated to display screen 12 due to ambient, the cathode that can be shown in panel 124 reflects back, and influences to show
The contrast of screen, therefore, it is necessary to increase a polaroid to solve the problems, such as contrast caused by light reflection.Wherein, optics
Glue also can be described as OCA (Optically Clear Adhesive, optical cement).
The display screen 12 further includes foamed cotton layer 125, and the foamed cotton layer 125 is located at the display panel 124 far from described
The side of touch panel 122.In 124 following settings foamed cotton layer of display panel, primarily to the device junction in protection display screen
Structure.
It should be noted that the optical finger print module 13 and the luminescence unit 14 are on the display panel 124
View field, the view field on the display panel 124 is not be overlapped with the foamed cotton layer 125.Primarily to preventing from steeping
Cotton layer 125 stops the luminous light of luminescence unit 14 so that the luminous light of luminescence unit 14 can be with normal illumination to user hand
On finger, through user's finger reflection light also can normal illumination on optical finger print module 13.
In the embodiment of the present application, the optical finger print module 13 is pasted by optical cement 16 and the display panel 124
It is fixed.
The specific mobile terminal for introducing lower the embodiment of the present application is carried out to the process of fingerprint recognition below.
With reference to Fig. 2, show that the mobile terminal of the embodiment of the present application carries out the principle schematic of fingerprint image acquisition.
In the case where display screen 12 is in and puts out screen state, when user's finger C touches the cover board 11 on mobile terminal, it is located at cover board
The display screen 12 of 11 lower sections can detect the touch location of user, and electricity is carried out by conducting wire between display screen 12 and luminescence unit 14
Connection, when display screen 12 detects 12 corresponding fingerprint module region of user's touch display screen, control luminescence unit 14 shines,
The light that luminescence unit 14 is sent out is irradiated to after display screen 12 and cover board 11 on user's finger C, is reflected through user's finger C
Light through after cover board 11 and display screen 12, reflection light is radiated on optical finger print module 13, optical finger print module 13
Corresponding charge is gathered according to the power of reflection light, converts optical signal into electric signal, and be output at the image of mobile terminal
It manages in chip, the electric signal after conversion is carried out a series of algorithm operation by picture processing chip, obtains user hand after processing
The fingerprint image of finger matches the fingerprint image got with pre-stored fingerprint image in mobile terminal, and realization refers to
Line identifies.
When the fingerprint image of user's finger is consistent with pre-stored fingerprint image matching result, mobile terminal is carried out
Unlock, meanwhile, light the display screen 12 in mobile terminal；Fingerprint image when user's finger and pre-stored fingerprint image
When inconsistent with result, mobile terminal is not unlocked, user fingerprints identification can be prompted in the display interface of mobile terminal
Failure.
Generally, some common image processing algorithms are integrated into picture processing chip, including brightness control, contrast
Control, tone control, saturation degree control, acutance control, gamma control scheduling algorithm.
It should be noted that in practical applications, luminescence unit 14 be with the touch function cabling on touch panel 122 into
Row electrical connection, when user's finger C touches the cover board 11 on mobile terminal, is located in the case where display panel 124 is in and puts out screen state
The touch panel 122 of the lower section of cover board 11 can detect whether user in fingerprint module region has carried out touch operation, work as touch panel
After 122 detect the touch operation of user, control luminescence unit 14 shines.
It is, of course, also possible to after touch panel 122 detects the touch operation of user, the bright of display screen 12 itself is first detected
Degree, when the brightness of of display screen 12 itself is less than setting luminance threshold, control luminescence unit 14 shines, and raising is emitted to user hand
The light luminance of finger so that optical finger print module 13 can collect the fingerprint image of user's finger；When display screen 12 itself
When brightness is greater than or equal to setting luminance threshold, no longer needs to control luminescence unit 14 and shine, directly pass through optical finger print module 13
Carry out the acquisition of fingerprint image.
Wherein, the luminescence unit 14 is visible LED (Light Emitting Diode, light emitting diode), for
The color or wavelength for the light that luminescence unit is sent out, the embodiment of the present application are without limitation.
The optical finger print module 13 includes optical fingerprint sensor, the fingerprint image for acquiring user's finger, optics
Fingerprint sensor is CCD (Charge-coupled Device, charge coupled cell) sensors or CMOS (Complementary
Metal Oxide Semiconductor, complementary metal oxide semiconductor) sensor.
It should be noted that a fingerprint module region is arranged in display screen 12, according to the specific of fingerprint module region
Position, the corresponding position that optical finger print module 13 and luminescence unit 14 is arranged, in the case where display screen 12 is in and puts out screen state, user will
Finger is placed in fingerprint module region, when detecting that user touches the 12 corresponding fingerprint module region of display screen, control
Luminescence unit 14 processed shines, and the light that luminescence unit 14 is sent out can be on normal illumination to user's finger, to reflect through user's finger
Light, can also the optical finger print module 13 that arrives of normal illumination, and then realize fingerprint recognition.
Display screen in the application includes AMOLED (Active Matrix Organic Light Emitting
Diode, active-matrix Organic Light Emitting Diode) display screen.
In the embodiment of the present application, by pasting optical finger print module in side of the display screen far from cover board, and in optics
Luminescence unit is arranged at least one side of fingerprint module, and luminescence unit is electrically connected with display screen, is in display screen and puts out screen
Under state, when the corresponding fingerprint module region of user's touch display screen, control luminescence unit shines, and is to use by luminescence unit
Family finger provides light, improves the light luminance for being emitted to user's finger so that optical finger print module can collect user hand
The fingerprint image of finger, to realize fingerprint recognition.
Although preferred embodiments of the embodiments of the present application have been described, once a person skilled in the art knows bases
This creative concept, then additional changes and modifications can be made to these embodiments.So the following claims are intended to be interpreted as
Including preferred embodiment and all change and modification within the scope of the embodiments of the present application.
Finally, it is to be noted that, herein, the terms "include", "comprise" or its any other variant are intended to
Cover non-exclusive inclusion, so that process, method, article or terminal device including a series of elements include not only
Those elements, but also include other elements that are not explicitly listed, or further include for this process, method, article or
The intrinsic element of person's terminal device.In the absence of more restrictions, the element limited by sentence "including a ...",
It is not precluded in process, method, article or the terminal device including the element that there is also other identical elements.
Above description is only a specific implementation of the present invention, but the scope of protection of the utility model is not limited to
In this, any one skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replace, it should be covered within the scope of the utility model.Therefore, the scope of protection of the utility model should be wanted with right
Subject to the protection domain asked.
Claims (10)
1. a kind of mobile terminal with fingerprint identification function, which is characterized in that including：Cover board, display screen, optical finger print module
And luminescence unit；
The cover board is pasted and fixed on the display screen；
It is pasted with the optical finger print module in side of the display screen far from the cover board；
At least one side of the optical finger print module is provided with the luminescence unit, the luminescence unit and the display
Screen electrical connection, under being in the display screen and putting out screen state, when detecting that user touches the corresponding fingerprint of the display screen
When module region, controls the luminescence unit and shine.
2. mobile terminal according to claim 1, which is characterized in that the luminescence unit is fixed on the optical finger print mould
The side of group.
3. mobile terminal according to claim 1, which is characterized in that the display screen includes touch panel and display surface
Plate, the touch panel are fixed with the display panel by glass glue.
4. mobile terminal according to claim 3, which is characterized in that the display screen further includes polaroid, the polarisation
Piece is located at side of the touch panel far from the display panel, and is pasted and fixed by optical cement and the cover board.
5. mobile terminal according to claim 3, which is characterized in that the display screen further includes foamed cotton layer, the foam
Layer is located at side of the display panel far from the touch panel.
6. mobile terminal according to claim 5, which is characterized in that the optical finger print module and the luminescence unit exist
View field on the display panel, view field on said display panel is not be overlapped with the foamed cotton layer.
7. mobile terminal according to claim 3, which is characterized in that the optical finger print module by optical cement with it is described
Display panel, which is pasted, to be fixed.
8. mobile terminal according to any one of claim 1 to 7, which is characterized in that the luminescence unit is visible light
LED。
9. mobile terminal according to claim 1, which is characterized in that the optical finger print module includes optical finger print sensing
Device.
10. mobile terminal according to claim 1, which is characterized in that the display screen includes AMOLED display screens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721645617.4U CN207637122U (en) | 2017-11-30 | 2017-11-30 | A kind of mobile terminal with fingerprint identification function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721645617.4U CN207637122U (en) | 2017-11-30 | 2017-11-30 | A kind of mobile terminal with fingerprint identification function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207637122U true CN207637122U (en) | 2018-07-20 |
Family
ID=62854886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721645617.4U Active CN207637122U (en) | 2017-11-30 | 2017-11-30 | A kind of mobile terminal with fingerprint identification function |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109063621A (en) * | 2018-07-25 | 2018-12-21 | 维沃移动通信有限公司 | A kind of mobile terminal |
| CN109409310A (en) * | 2018-11-05 | 2019-03-01 | Oppo（重庆）智能科技有限公司 | Display screen component, electronic equipment and fingerprint identification method |
| CN109496314A (en) * | 2018-10-15 | 2019-03-19 | 深圳市汇顶科技股份有限公司 | Shield lower fingerprint identification device and electronic equipment |
| CN109564629A (en) * | 2018-10-15 | 2019-04-02 | 深圳市汇顶科技股份有限公司 | Finger print detection device and terminal device with fingerprint identification function |
| CN109902626A (en) * | 2019-02-27 | 2019-06-18 | 维沃移动通信有限公司 | Terminal device |
| CN110320973A (en) * | 2019-06-20 | 2019-10-11 | 维沃移动通信有限公司 | Terminal device |
| CN110399015A (en) * | 2019-07-31 | 2019-11-01 | 维沃移动通信有限公司 | A kind of display module and mobile terminal |
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| CN111066029A (en) * | 2019-07-30 | 2020-04-24 | 深圳市汇顶科技股份有限公司 | Fingerprint identification subassembly, optics fingerprint display module assembly and electron device |
| CN111626262A (en) * | 2020-06-05 | 2020-09-04 | 无锡睿勤科技有限公司 | Terminal and control method thereof |
| CN111652100A (en) * | 2020-05-26 | 2020-09-11 | 维沃移动通信有限公司 | Fingerprint identification module, electronic equipment and control method and control device thereof |
| WO2020238383A1 (en) * | 2019-05-29 | 2020-12-03 | 深圳市汇顶科技股份有限公司 | Fingerprint detection apparatus and electronic device |
| CN112445379A (en) * | 2019-09-03 | 2021-03-05 | 北京小米移动软件有限公司 | Terminal device |
| WO2021248496A1 (en) * | 2020-06-12 | 2021-12-16 | 深圳市汇顶科技股份有限公司 | Fingerprint detection apparatus and electronic device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109063621A (en) * | 2018-07-25 | 2018-12-21 | 维沃移动通信有限公司 | A kind of mobile terminal |
| WO2020077505A1 (en) * | 2018-10-15 | 2020-04-23 | 深圳市汇顶科技股份有限公司 | Under-display fingerprint recognition apparatus and electronic device |
| CN109496314A (en) * | 2018-10-15 | 2019-03-19 | 深圳市汇顶科技股份有限公司 | Shield lower fingerprint identification device and electronic equipment |
| CN109564629A (en) * | 2018-10-15 | 2019-04-02 | 深圳市汇顶科技股份有限公司 | Finger print detection device and terminal device with fingerprint identification function |
| CN109564629B (en) * | 2018-10-15 | 2023-07-11 | 深圳市汇顶科技股份有限公司 | Fingerprint detection device and terminal equipment with fingerprint identification function |
| US11508179B2 (en) | 2018-10-30 | 2022-11-22 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Electronic device, fingerprint image processing method and related products |
| CN109409310A (en) * | 2018-11-05 | 2019-03-01 | Oppo（重庆）智能科技有限公司 | Display screen component, electronic equipment and fingerprint identification method |
| CN109902626A (en) * | 2019-02-27 | 2019-06-18 | 维沃移动通信有限公司 | Terminal device |
| CN109902626B (en) * | 2019-02-27 | 2024-01-05 | 维沃移动通信有限公司 | Terminal equipment |
| WO2020238383A1 (en) * | 2019-05-29 | 2020-12-03 | 深圳市汇顶科技股份有限公司 | Fingerprint detection apparatus and electronic device |
| CN110320973B (en) * | 2019-06-20 | 2021-07-16 | 维沃移动通信有限公司 | Terminal device |
| CN110320973A (en) * | 2019-06-20 | 2019-10-11 | 维沃移动通信有限公司 | Terminal device |
| CN111066029A (en) * | 2019-07-30 | 2020-04-24 | 深圳市汇顶科技股份有限公司 | Fingerprint identification subassembly, optics fingerprint display module assembly and electron device |
| CN111066029B (en) * | 2019-07-30 | 2023-10-24 | 深圳市汇顶科技股份有限公司 | Fingerprint identification subassembly, optical fingerprint display module assembly and electron device |
| CN110399015A (en) * | 2019-07-31 | 2019-11-01 | 维沃移动通信有限公司 | A kind of display module and mobile terminal |
| CN112445379A (en) * | 2019-09-03 | 2021-03-05 | 北京小米移动软件有限公司 | Terminal device |
| CN110738939A (en) * | 2019-10-31 | 2020-01-31 | 维沃移动通信有限公司 | Electronic device |
| CN111652100A (en) * | 2020-05-26 | 2020-09-11 | 维沃移动通信有限公司 | Fingerprint identification module, electronic equipment and control method and control device thereof |
| CN111652100B (en) * | 2020-05-26 | 2023-11-24 | 维沃移动通信有限公司 | Fingerprint identification module, electronic equipment, control method and control device thereof |
| CN111626262A (en) * | 2020-06-05 | 2020-09-04 | 无锡睿勤科技有限公司 | Terminal and control method thereof |
| CN111626262B (en) * | 2020-06-05 | 2023-10-31 | 无锡睿勤科技有限公司 | Terminal and control method thereof |
| WO2021248496A1 (en) * | 2020-06-12 | 2021-12-16 | 深圳市汇顶科技股份有限公司 | Fingerprint detection apparatus and electronic device |
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