CN109508613A - Optical finger print recognizer component and electronic device - Google Patents
Optical finger print recognizer component and electronic device Download PDFInfo
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- CN109508613A CN109508613A CN201710853860.3A CN201710853860A CN109508613A CN 109508613 A CN109508613 A CN 109508613A CN 201710853860 A CN201710853860 A CN 201710853860A CN 109508613 A CN109508613 A CN 109508613A
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- finger print
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/12—Fingerprints or palmprints
- G06V40/13—Sensors therefor
- G06V40/1324—Sensors therefor by using geometrical optics, e.g. using prisms
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Human Computer Interaction (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Image Input (AREA)
Abstract
The present invention discloses a kind of optical finger print recognizer component and electronic device.Optical finger print recognizer component includes optical finger print identification mould group and display screen.The optical finger print identification mould group includes optical fingerprint sensor.The upper surface of the display screen offers mounting groove, and the optical fingerprint sensor is arranged in the mounting groove.The optical finger print recognizer component of embodiment of the present invention, mounting groove is opened up in the upper surface of display screen, and optical fingerprint sensor is arranged in mounting groove, it is equivalent to using display screen as the light source of optical finger print identification mould group, so that the incident ray for being projected to finger surface is more evenly, be conducive to the accuracy for improving fingerprint recognition.
Description
Technical field
The present invention relates to technical field of biometric identification, more particularly, to a kind of optical finger print recognizer component and electronic device.
Background technique
In the related technology, optical finger print identification mould group includes optical fingerprint sensor and light source, and the light of light source transmitting is through light
It is reached after finger surface is reflected after fingerprint sensor and is projected to optical fingerprint sensor again, still, be easy to cause throwing in this way
The incident ray for being incident upon finger surface is uneven, influences the accuracy of fingerprint recognition.
Summary of the invention
Embodiments of the present invention provide a kind of optical finger print recognizer component and electronic device.
A kind of optical finger print recognizer component of embodiment of the present invention includes:
Optical finger print identifies mould group, and the optical finger print identification mould group includes optical fingerprint sensor；With
Display screen, the upper surface of the display screen offer mounting groove, and the optical fingerprint sensor is arranged in the peace
In tankage.
The optical finger print recognizer component of embodiment of the present invention opens up mounting groove in the upper surface of display screen, and by optics
Fingerprint sensor is arranged in mounting groove, is equivalent to using display screen as the light source of optical finger print identification mould group, so that being projected to
The incident ray of finger surface more evenly, is conducive to the accuracy for improving fingerprint recognition.
In some embodiments, the optical fingerprint sensor includes photosensitive layer and the light that is arranged on the photosensitive layer
Layer is learned, the optical layer is formed with microlens array, and the photosensitive layer is between the optical layer and the display screen.
In this way, optical fingerprint sensor is made to collect finger print information by optical principle.
In some embodiments, the optical finger print identification mould group includes circuit board assemblies, and the circuit board assemblies connect
Connect the upper surface of the photosensitive layer.
In this way, the external circuit that the finger print information that photosensitive layer is got is transmitted to optical finger print recognizer component is referred to realizing
Line identification function.
In some embodiments, the optical finger print identification mould group includes pio chip and control unit, the circuit
Board group part includes first circuit board and second circuit board, and the first circuit board connects the upper surface and described of the photosensitive layer
Two circuit boards, the pio chip and described control unit setting are in the first circuit board, and described control unit is for controlling
The pio chip reads the output signal of the photosensitive layer and is transmitted to described control unit, and described control unit is also used to deposit
The output signal of the photosensitive layer is stored up, and the output signal of the photosensitive layer is transmitted to by external electrical by the second circuit board
Road.
In this way, reading the electric signal with finger print information of the output of photosensitive layer by pio chip, and fingerprint will be had
The electric signal of the photosensitive layer of information is stored in control unit, then passing through flexible circuit board will be with the electricity of the photosensitive layer of finger print information
Signal is transmitted to external circuit, so that external circuit be made to get finger print information, and then carries out fingerprint recognition.
In some embodiments, the first circuit board is provided with the first connector, and the second circuit board is provided with
Second connector, first connector and second connector are detachably connected, and the second circuit board is flexible electrical
Road plate.
In this way, the first connector and the second connector are detachably connected so that when second circuit board damages, it can be by first
Circuit board and second circuit board separation are to be individually replaced second circuit board, and no replacement is required, and entire optical finger print identifies mould group.
In some embodiments, the optical finger print recognizer component includes cover board, the cover board and the display screen
Upper surface and the fitting of the upper surface of the optical fingerprint sensor.
In this way, protection optical fingerprint sensor and display screen, optical fingerprint sensor and display screen are blocked and filled in electronics
Set inside.
In some embodiments, the lower surface of the cover board is formed with mesh-structured, the optical fingerprint sensor packet
The optical layer for including photosensitive layer and being arranged on the photosensitive layer, the mesh-structured formation optical layer.
In this way, optical layer is formed in cover board with mesh-structured, additional optical layer is eliminated, to be thinned optical finger print
Identify the thickness of mould group, it is easier to be integrated in electronic device especially portable electronic device, can satisfy electronic device and set
Count frivolous demand.
In some embodiments, the lower surface of the cover board is formed with microlens array, the optical fingerprint sensor
Including photosensitive layer and the optical layer being arranged on the photosensitive layer, the microlens array forms the optical layer.
In this way, optical layer is formed in the lower surface of cover board with microlens array, additional optical layer is eliminated, to be thinned
The thickness of optical finger print identification mould group, it is easier to be integrated in electronic device especially portable electronic device, can satisfy
The frivolous demand of electronic device design.
In some embodiments, the lower surface of the cover board opens up fluted, and the optical fingerprint sensor includes light
Sense layer and the optical layer being arranged on the photosensitive layer, the optical layer are at least partially disposed in the groove.
In this way, facilitating the thickness that optical finger print identification mould group is thinned, optical finger print identification mould group is made to be easier to be integrated in
In electronic device especially portable electronic device, the frivolous demand of electronic device design can satisfy.
In some embodiments, the lower surface of the cover board is formed with touch control line, the touch control line and the light
Fingerprint sensor interval is learned, the touch control line is between the display screen and the cover board.
In this way, touch control line makes optical finger print recognizer component realize touch function, when optical finger print recognizer component is applied to
It, can touch control operation electronic device when electronic device.
In some embodiments, the optical finger print recognizer component includes buffer layer, and the buffer layer is fitted in described
The lower surface of display screen.
In this way, protecting display screen when display screen receives impact or unexpected strenuous exercise, screen probability is split in reduction.
A kind of electronic device of embodiment of the present invention, the optical finger print recognizer component including any of the above-described embodiment.
Above-mentioned electronic device opens up mounting groove in the upper surface of the display screen of optical finger print recognizer component, and optics is referred to
Line sensor is arranged in mounting groove, is equivalent to using display screen as the light source of optical finger print identification mould group, so that being projected to hand
The incident ray for referring to surface more evenly, is conducive to the accuracy for improving fingerprint recognition.
The additional aspect and advantage of embodiments of the present invention will be set forth in part in the description, partially will be from following
Description in become obvious, or the practice of embodiment through the invention is recognized.
Detailed description of the invention
The above-mentioned and/or additional aspect and advantage of embodiments of the present invention are from combination following accompanying drawings to embodiment
It will be apparent and be readily appreciated that in description, in which:
Fig. 1 is the structural schematic diagram of the optical finger print recognizer component of embodiment of the present invention.
Fig. 2 is another structural schematic diagram for the optical finger print recognizer component that embodiment of the present invention provides.
Fig. 3 is the another structural schematic diagram for the optical finger print recognizer component that embodiment of the present invention provides.
Fig. 4 is the another structural schematic diagram for the optical finger print recognizer component that embodiment of the present invention provides.
Fig. 5 is an also structural schematic diagram for the optical finger print recognizer component that embodiment of the present invention provides.
Main element symbol description:
Optical finger print recognizer component 10, optical finger print identify mould group 12, optical fingerprint sensor 122, photosensitive layer 1222, sense
Answer area 1222a, non-inductive area 1222b, optical layer 1224, circuit board assemblies 124, first circuit board 1242, the first connector
1242a, second circuit board 1244, the second connector 1244a, pio chip 126, control unit 128, display screen 14, mounting groove
142, cover board 16, mesh-structured 162, microlens array 164, groove 166, buffer layer 18.
Specific embodiment
Embodiments of the present invention are described below in detail, the example of the embodiment is shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and for explaining only the invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " up time
Needle ", instruction " counterclockwise " orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, be merely for convenience of retouching
It states the present invention and simplifies description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific
Orientation construction and operation, therefore be not considered as limiting the invention.In addition, term " first ", " second " are only used for retouching
Purpose is stated, relative importance is not understood to indicate or imply or implicitly indicates the quantity of indicated technical characteristic.By
This defines " first ", the feature of " second " can explicitly or implicitly include one or more feature.At this
In the description of invention, the meaning of " plurality " is two or more, unless otherwise specifically defined.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected or can mutually communicate；It can be directly connected, it can also be by between intermediary
It connects connected, can be the connection inside two elements or the interaction relationship of two elements.For the ordinary skill of this field
For personnel, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In the present invention unless specifically defined or limited otherwise, fisrt feature second feature "upper" or "lower"
It may include that the first and second features directly contact, also may include that the first and second features are not direct contacts but pass through it
Between other characterisation contact.Moreover, fisrt feature includes the first spy above the second feature " above ", " above " and " above "
Sign is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " include that fisrt feature is directly below and diagonally below the second feature, or is merely representative of
First feature horizontal height is less than second feature.
Following disclosure provides many different embodiments or example is used to realize different structure of the invention.In order to
Simplify disclosure of the invention, hereinafter the component of specific examples and setting are described.Certainly, they are merely examples, and
And it is not intended to limit the present invention.In addition, the present invention can in different examples repeat reference numerals and/or reference letter,
This repetition is for purposes of simplicity and clarity, itself not indicate between discussed various embodiments and/or setting
Relationship.In addition, the present invention provides various specific techniques and material example, but those of ordinary skill in the art can be with
Recognize the application of other techniques and/or the use of other materials.
Referring to Fig. 1, a kind of optical finger print recognizer component 10 of embodiment of the present invention includes that optical finger print identifies mould group
12 and display screen 14.Optical finger print identifies that mould group 12 includes optical fingerprint sensor 122.The upper surface of display screen 14 offers peace
Tankage 142, optical fingerprint sensor 122 are arranged in mounting groove 142.
The optical finger print recognizer component 10 of embodiment of the present invention opens up mounting groove 142 in the upper surface of display screen 14, and
Optical fingerprint sensor 122 is arranged in mounting groove 142, is equivalent to display screen 14 as optical finger print identification mould group 12
Light source is conducive to the accuracy for improving fingerprint recognition so that the incident ray for being projected to finger surface is more evenly.
It is appreciated that the optical finger print recognizer component 10 of embodiment of the present invention can be applied to but be not limited to unlock, file
The application scenarios such as encryption, payment verification, authentication.
Optical fingerprint sensor 122 is configured to incude the light with finger print information reflected from finger and is converted to electricity
Signal is so that optical finger print identification mould group 12 gets the finger print information of finger.In one example, optical fingerprint sensor 122
Cmos sensor can be used.
Specifically, display screen 14 can be touch display screen 14.Display screen 14 is including upper substrate, lower substrate and is located at upper substrate
Between lower substrate light-emitting component (for self light emitting display panel, light-emitting component be, for example, Organic Light Emitting Diode (OLED) or
Luminescence of plasma element) and/or switching device (for liquid crystal display, switching device is, for example, transistor).Upper and lower substrates
Glass can be used to be made.Mounting groove 142 can be provided with the upper surface of upper substrate.
It is appreciated that optical fingerprint sensor 122 is arranged in mounting groove 142, the lower surface of optical fingerprint sensor 122
Opposite with display screen 14, display screen 14 can be active light emitting display 14 (such as OLED or AMOLED), and display screen 14 can be made
It is area source to the field emission light of 122 top of optical fingerprint sensor, so that finger is placed on optical fingerprint sensor 122
When carrying out fingerprint recognition on the dielectric surface of top, optical fingerprint sensor 122 can receive enough light and be referred to being formed
Line information.In this way, using display screen 14 as the light source of optical finger print identification mould group 12, additional light source that no setting is required can be reduced
The component of electronic device facilitates the volume for reducing electronic device, to keep electronic device lightening.
Preferably, the upper surface of optical fingerprint sensor 122 and the upper surface of display screen 14 are substantially flush.In this way, optics
Fingerprint sensor 122 not will lead to the thickness for increasing optical finger print recognizer component 10, further make electronic device lightening.
In some embodiments, optical fingerprint sensor 122 includes photosensitive layer 1222 and is arranged on photosensitive layer 1222
Optical layer 1224, optical layer 1224 is formed with microlens array, photosensitive layer 1222 be located at optical layer 1224 and display screen 14 it
Between.
In this way, optical fingerprint sensor 122 is made to collect finger print information by optical principle.
Specifically, when optical finger print recognizer component 10 acquires fingerprint, finger acts on the medium of the top of optical layer 1224
On surface, the light that finger reflects is converged to photosensitive layer 1222 by the microlens array of optical layer 1224, so that photosensitive layer 1222
More light can be obtained to form finger print data.Photosensitive layer 1222 is configured to convert the light converged from optical layer 1224
Finger print information for electric signal and output to collect finger.
In some embodiments, optical finger print identification mould group 12 includes circuit board assemblies 124, and circuit board assemblies 124 connect
Connect the upper surface of photosensitive layer 1222.
In this way, the finger print information that photosensitive layer 1222 is got can be transmitted to optical finger print identification group by circuit board assemblies 124
The external circuit of part 10 is to realize fingerprint identification function.
Specifically, photosensitive layer 1222 includes substrate (not shown), the multiple light-sensitive element (not shown) being arranged in substrate
With connection line (not shown), substrate is arranged on the bottom surface of mounting groove 142.In some instances, substrate can be semiconductor-based
Bottom.Light-sensitive element and connection line can be formed in substrate by photoetching process.Multiple light-sensitive elements form induction zone
(area active area, AA) 1222a, other regions form non-inductive area (the non-area AA) 1222b, non-inductive area 1222b in substrate
It is provided with connection line.Multiple light-sensitive elements can convert optical signals into electric signal, when finger acts on induction zone 1222a
When on the dielectric surface of side, the light reflected from finger convergence is projected to induction zone 1222a, multiple photosensitive members by optical layer 1224
Light of the part induction with finger print information is simultaneously converted into electric signal, and the finger print information that connection line will acquire is transferred to circuit board
Component 124.Circuit board assemblies 124 are connect with the external circuit of optical fingerprint sensor 122.Light-sensitive element is, for example, two pole of photoelectricity
Pipe.Connection line is electrically connected multiple light-sensitive elements and circuit board assemblies 124.
Further, the area of optical layer 1224 is greater than the area of induction zone 1222a.In this way, helping to make more hands
The light of digital reflex is projected to induction zone 1222a, to improve the data volume of collected finger print information.
In some embodiments, optical finger print identification mould group 12 includes pio chip 126 and control unit 128, circuit
Board group part 124 includes first circuit board 1242 and second circuit board 1244, and first circuit board 1242 connects the upper of photosensitive layer 1222
Surface and second circuit board 1244, pio chip 126 and control unit 128 are arranged in first circuit board 1242, control unit 128
For controlling the output signal of the reading photosensitive layer 1222 of pio chip 126 and being transmitted to control unit 128, control unit 128 is also
The output signal of photosensitive layer 1222 is transmitted to for storing the output signal of photosensitive layer 1222, and by second circuit board 1244
External circuit.
In this way, pio chip 126 reads the electric signal with finger print information of the output of photosensitive layer 1222, and will be with finger
The electric signal of the photosensitive layer 1222 of line information is stored in control unit 128, then will be believed with fingerprint by second circuit board 1244
The electric signal transmission of the photosensitive layer 1222 of breath so that external circuit be made to get finger print information, and then is referred to external circuit
Line identification.
In some embodiments, first circuit board 1242 is provided with the first connector 1242a, and second circuit board 1244 is set
It is detachably connected to be equipped with the second connector 1244a, the first connector 1242a and the second connector 1244a, second circuit board
1244 be flexible circuit board.
In this way, the first connector 1242a and the second connector 1244a is detachably connected so that second circuit board 1244 damages
Bad when, can be by first circuit board 1242 and the separation of second circuit board 1244 to be individually replaced second circuit board 1244, no replacement is required
Entire optical finger print identifies mould group 12.
Specifically, the first connector 1242a and the second connector 1244a, which respectively include plug-in unit, plug and socket etc., plays company
Connect the component of effect.In one embodiment, the first connector 1242a and the second connector 1244a be respectively can to insert
Plug-in unit, when the first connector 1242a and the second connector 1244a to it is slotting when, first circuit board 1242 and second circuit board
1244 connect to realize that signal transmits.When the first connector 1242a and the second connector 1244a is disconnected, first circuit board
1242 and the open circuit of second circuit board 1244.
Referring to Fig. 2, in some embodiments, optical finger print recognizer component 10 includes cover board 16, cover board 16 and display
The upper surface of screen 14 and the upper surface fitting of optical fingerprint sensor 122.
In this way, cover board 16 can protect optical fingerprint sensor 122 and display screen 14, by optical fingerprint sensor 122 and show
Display screen 14 is blocked inside electronic device.
Specifically, cover board 16 is cover-plate glass, in this way, optical finger print recognizer component 10 can form UNDER GLASS optics
Fingerprinting scheme.
When optical finger print recognizer component 10 is applied to electronic device, cover board 16 is placed in the outermost layer of electronic device, thus
Optical fingerprint sensor 122 and display screen 14 are set inside electronic device.
Further, cover board 16 passes through the upper surface of optical cement (OCA) and display screen 14 and optical fingerprint sensor 122
Upper surface fitting.
Referring to Fig. 3, in some embodiments, the lower surface of cover board 16 is formed with mesh-structured 162, and optical finger print passes
Sensor 122 includes photosensitive layer 1222 and the optical layer 1224 being arranged on photosensitive layer 1222, and mesh-structured 162 form optical layer
1224。
In this way, optical layer 1224 is formed in cover board 16 with mesh-structured 162, additional optical layer 1224 is eliminated, thus
It is thinned the thickness of optical finger print identification mould group 12, it is easier to be integrated in electronic device especially portable electronic device, energy
Enough meets the needs of electronic device design is frivolous.
Specifically, mesh-structured 162 pinhole imaging system area is formed.Pinhole imaging system area is formed with multiple apertures, and each aperture can
Light is projected into induction zone 1222a with pinhole imaging system principle.In some embodiments, aperture can be blind hole or through-hole.
Through-hole runs through the upper and lower surfaces of cover board 16.Blind hole runs through the upper surface or lower surface of cover board 16.In an example, aperture
For blind hole, and blind hole runs through the lower surface of cover board 16.
When optical finger print recognizer component 10 acquires fingerprint, finger is placed in the upper surface of cover board 16, the light reflected from finger
It is projected to induction zone 1222a behind pinhole imaging system area, induction zone 1222a is enabled to obtain more light to form fingerprint number
According to improving the data volume of collected finger print information, help to improve the accuracy of optical finger print recognizer component 10.
Referring to Fig. 4, in some embodiments, the lower surface of cover board 16 is formed with microlens array 164, optical finger print
Sensor 122 includes photosensitive layer 1222 and the optical layer 1224 being arranged on photosensitive layer 1222, and microlens array 164 forms optics
Layer 1224.
In this way, optical layer 1224 is formed in the lower surface of cover board 16 with microlens array 164, additional optical layer is eliminated
1224, to be thinned the thickness of optical finger print identification mould group 12, it is easier to be integrated in electronic device especially portable electronic
In device, the frivolous demand of electronic device design can satisfy.
Specifically, pico- lens array 164 includes multiple lenticules, can converge light.Make induction zone 1222a in this way
More light can be obtained to form finger print data.
Referring to Fig. 5, in some embodiments, the lower surface of cover board 16 opens up fluted 166, optical fingerprint sensor
122 include photosensitive layer 1222 and the optical layer 1224 being arranged on photosensitive layer 1222, and optical layer 1224 is at least partially disposed in recessed
In slot 166.
In this way, facilitating the thickness that optical finger print identification mould group 12 is thinned, optical finger print identification mould group 12 is made to be easier to collect
At in electronic device especially portable electronic device, can satisfy the frivolous demand of electronic device design.
In some embodiments, the lower surface of cover board 16 is formed with touch control line (not shown), touch control line and optics
Fingerprint sensor 122 is spaced, and touch control line is between display screen 14 and cover board 16.
In this way, touch control line makes optical finger print recognizer component 10 realize touch function, when optical finger print recognizer component 10 is answered
It, can touch control operation electronic device when for electronic device.
It is appreciated that touch control line and optical fingerprint sensor 122 are spaced, and in the lower surface of cover board 16, photosensitive layer 1222
At the corresponding position in top, touch control line can be not provided with.In other words, on cover board 16 and the corresponding position of photosensitive layer 1222 not
It can be carried out touch-control.Cause accidentally to touch when in this way, fingerprint recognition can be carried out to avoid user.
In some embodiments, optical finger print recognizer component 10 includes buffer layer 18, and buffer layer 18 is fitted in display screen
14 lower surface.
In this way, protecting display screen 14 when display screen 14 receives impact or unexpected strenuous exercise, screen probability is split in reduction.
In embodiment of the present invention, the material of buffer layer 18 is foam.Certainly, in other embodiments, buffer layer 18
Material be not limited to foam, can also be other materials that can play buffer function, such as rubber.
A kind of electronic device (not shown) of embodiment of the present invention, the optical finger print including any of the above-described embodiment are known
Other component 10.
Above-mentioned electronic device opens up mounting groove 142 in the upper surface of display screen 14, and optical fingerprint sensor 122 is set
It sets in mounting groove 142, the light source by display screen 14 as optical finger print identification mould group 12 is equivalent to, so that being projected to finger watch
The incident ray in face more evenly, is conducive to the accuracy for improving fingerprint recognition.
Electronic device includes but is not limited to that mobile phone, tablet computer, wearable device, entrance guard device, ATM machine etc. use optics
The electronic device of fingerprint identification function.
For example, optical finger print recognizer component 10 can be used for mobile phone unlock, file encryption, payment when electronic device is mobile phone
The application scenarios such as verifying.
In the description of this specification, reference term " certain embodiments ", " embodiment ", " some embodiment party
The description of formula ", " exemplary embodiment ", " example ", " specific example " or " some examples " means to combine embodiment or show
Example particular features, structures, materials, or characteristics described are contained at least one embodiment or example of the invention.At this
In specification, schematic expression of the above terms are not necessarily referring to identical embodiment or example.Moreover, the tool of description
Body characteristics, structure, material or feature can be tied in an appropriate manner in any one or more embodiments or example
It closes.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one feature.In the description of the present invention, the meaning of " plurality " is at least two, such as two, three,
Unless otherwise specifically defined.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, modifies, replacement and variant, and the scope of the present invention is defined by the claims and their equivalents.
Claims (12)
1. a kind of optical finger print recognizer component characterized by comprising
Optical finger print identifies mould group, and the optical finger print identification mould group includes optical fingerprint sensor；With
Display screen, the upper surface of the display screen offer mounting groove, and the optical fingerprint sensor is arranged in the mounting groove
It is interior.
2. optical finger print recognizer component according to claim 1, which is characterized in that the optical fingerprint sensor includes light
Sense layer and the optical layer being arranged on the photosensitive layer, the optical layer are formed with microlens array, and the photosensitive layer is located at institute
It states between optical layer and the display screen.
3. optical finger print recognizer component according to claim 2, which is characterized in that the optical finger print identifies that mould group includes
Circuit board assemblies, the circuit board assemblies connect the upper surface of the photosensitive layer.
4. optical finger print recognizer component according to claim 3, which is characterized in that the optical finger print identifies that mould group includes
Pio chip and control unit, the circuit board assemblies include first circuit board and second circuit board, and the first circuit board connects
The upper surface and the second circuit board, the pio chip and described control unit for connecing the photosensitive layer are arranged described first
Circuit board, described control unit read the output signal of the photosensitive layer and are transmitted to the control for controlling the pio chip
Unit processed, described control unit are also used to store the output signal of the photosensitive layer, and will be described by the second circuit board
The output signal of photosensitive layer is transmitted to external circuit.
5. optical finger print recognizer component according to claim 4, which is characterized in that the first circuit board is provided with first
Connector, the second circuit board are provided with the second connector, and first connector and second connector are removably
Connection, the second circuit board are flexible circuit board.
6. optical finger print recognizer component according to claim 1, which is characterized in that the optical finger print recognizer component includes
Cover board, the cover board are bonded with the upper surface of the upper surface of the display screen and the optical fingerprint sensor.
7. optical finger print recognizer component according to claim 6, which is characterized in that the lower surface of the cover board is formed with net
Pore structure, the optical fingerprint sensor includes photosensitive layer and the optical layer that is arranged on the photosensitive layer, described mesh-structured
Form the optical layer.
8. optical finger print recognizer component according to claim 6, which is characterized in that the lower surface of the cover board is formed with micro-
Lens array, the optical fingerprint sensor include photosensitive layer and the optical layer that is arranged on the photosensitive layer, the lenticule
Array forms the optical layer.
9. optical finger print recognizer component according to claim 6, which is characterized in that the lower surface of the cover board offers recessed
Slot, the optical fingerprint sensor include photosensitive layer and the optical layer that is arranged on the photosensitive layer, the optical layer at least portion
Set up separately and sets in the groove.
10. optical finger print recognizer component according to claim 6, which is characterized in that the lower surface of the cover board is formed with
Touch control line, the touch control line and the optical fingerprint sensor interval, the touch control line are located at the display screen and institute
It states between cover board.
11. optical finger print recognizer component according to claim 1, which is characterized in that the optical finger print recognizer component packet
Buffer layer is included, the buffer layer is fitted in the lower surface of the display screen.
12. a kind of electronic device, which is characterized in that including the described in any item optical finger print recognizer components of claim 1-11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710853860.3A CN109508613A (en) | 2017-09-15 | 2017-09-15 | Optical finger print recognizer component and electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710853860.3A CN109508613A (en) | 2017-09-15 | 2017-09-15 | Optical finger print recognizer component and electronic device |
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| Publication Number | Publication Date |
|---|---|
| CN109508613A true CN109508613A (en) | 2019-03-22 |
Family
ID=65745316
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710853860.3A Withdrawn CN109508613A (en) | 2017-09-15 | 2017-09-15 | Optical finger print recognizer component and electronic device |
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| CN (1) | CN109508613A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110770750A (en) * | 2019-04-18 | 2020-02-07 | 深圳市汇顶科技股份有限公司 | Fingerprint identification device and electronic equipment |
| CN110799988A (en) * | 2019-04-30 | 2020-02-14 | 深圳市汇顶科技股份有限公司 | Fingerprint identification device and electronic equipment |
| CN111066028A (en) * | 2019-11-04 | 2020-04-24 | 深圳市汇顶科技股份有限公司 | Liquid crystal display fingerprint identification system, electronic device and fingerprint identification module |
| CN111783730A (en) * | 2019-03-25 | 2020-10-16 | 深圳市汇顶科技股份有限公司 | Fingerprint identification device and electronic equipment |
-
2017
- 2017-09-15 CN CN201710853860.3A patent/CN109508613A/en not_active Withdrawn
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111783730A (en) * | 2019-03-25 | 2020-10-16 | 深圳市汇顶科技股份有限公司 | Fingerprint identification device and electronic equipment |
| CN110770750A (en) * | 2019-04-18 | 2020-02-07 | 深圳市汇顶科技股份有限公司 | Fingerprint identification device and electronic equipment |
| CN110770750B (en) * | 2019-04-18 | 2023-09-12 | 深圳市汇顶科技股份有限公司 | Fingerprint identification device and electronic equipment |
| CN110799988A (en) * | 2019-04-30 | 2020-02-14 | 深圳市汇顶科技股份有限公司 | Fingerprint identification device and electronic equipment |
| CN110799988B (en) * | 2019-04-30 | 2023-09-12 | 深圳市汇顶科技股份有限公司 | Fingerprint identification device and electronic equipment |
| CN111066028A (en) * | 2019-11-04 | 2020-04-24 | 深圳市汇顶科技股份有限公司 | Liquid crystal display fingerprint identification system, electronic device and fingerprint identification module |
| CN111066028B (en) * | 2019-11-04 | 2023-09-08 | 深圳市汇顶科技股份有限公司 | Fingerprint identification system of liquid crystal display screen, electronic device and fingerprint identification module |
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