CN209328046U - Fingerprint recognition component and equipment - Google Patents
Fingerprint recognition component and equipment Download PDFInfo
- Publication number
- CN209328046U CN209328046U CN201920151430.1U CN201920151430U CN209328046U CN 209328046 U CN209328046 U CN 209328046U CN 201920151430 U CN201920151430 U CN 201920151430U CN 209328046 U CN209328046 U CN 209328046U
- Authority
- CN
- China
- Prior art keywords
- fingerprint
- data
- interface
- finger print
- differential data
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Image Input (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The utility model discloses a kind of fingerprint recognition component and equipment, the fingerprint recognition component includes: the fingerprint data collection part for obtaining finger print data；The fingerprint data collection part has the first differential data interface；Data processing part；The data processing part includes computing module, memory and the second differential data interface；The second differential data interface is connected with the first differential data interface, to receive the finger print data that the first differential data interface is sent；The memory is for storing predetermined fingerprint information；The computing module is connected with the second differential data interface, the memory；The computing module can judge whether the finger print data is the predetermined fingerprint information.Fingerprint recognition component provided by the present application and equipment, can quickly identify finger print information, improve fingerprint recognition speed, save the fingerprint recognition time.
Description
Technical field
This application involves fingerprint identification technology field, in particular to a kind of fingerprint recognition component and equipment.
Background technique
Fingerprint identification technology, which is mainly used in the electronic equipments such as Fingerprint Lock, mobile phone, at present carries out fingerprint recognition.Such as Fig. 1 institute
Show, the process of existing fingerprint identification technology includes five steps, is respectively as follows: 1, fingerprint sensor (Sensor) acquisition finger print information
(row data)；2, there are in fingerprint chip memory (SRAM) by collected finger print information for fingerprint sensor；3, fingerprint core
Data in fingerprint chip in memory are transferred in primary processor by piece by SPI interface；4, primary processor (AP) is to acquisition
Data carry out storage calculate and contrast judgement whether be preset fingerprint；If 5, fruit judgement is preset fingerprint, success can be identified,
Otherwise recognition failures.
But since the collected finger print information of fingerprint sensor in above-mentioned fingerprint identification technology needs to pre-exist fingerprint
In the memory of chip, then primary processor is transferred to by SPI interface, such information exchanging process step is relatively complicated, leads
It causes the fingerprint recognition time slow, influences user experience.And since in above-mentioned fingerprint identification technology, the memory of fingerprint chip needs
The data volume of collection is larger, thus memory can do it is larger, so as to cause increased costs.
Utility model content
The purpose of the application be to provide a kind of fingerprint recognition component and equipment, the fingerprint recognition component and equipment with
It can quickly identify finger print information, improve fingerprint recognition speed, save the fingerprint recognition time.
Following technical proposal can be used to realize in the above-mentioned purpose of the application:
A kind of fingerprint recognition component, the fingerprint recognition component include:
For obtaining the fingerprint data collection part of finger print data；There is the fingerprint data collection part the first differential data to connect
Mouthful；
Data processing part；The data processing part includes computing module, memory and the second differential data interface；Institute
It states the second differential data interface to be connected with the first differential data interface, be sent with receiving the first differential data interface
Finger print data；The memory is for storing predetermined fingerprint information；The computing module and the second differential data interface,
The memory is connected；The computing module can judge whether the finger print data is the predetermined fingerprint information.
In one preferred embodiment, the first differential data interface is MIPI interface；The second difference number
It is MIPI interface according to interface.
In one preferred embodiment, the fingerprint data collection part includes fingerprint sensor.
In one preferred embodiment, the fingerprint sensor includes fingerprint chip, and the fingerprint chip can obtain
Print data information, the first differential data interface are connected with fingerprint chip.
In one preferred embodiment, the fingerprint sensor includes optical fingerprint sensor, ultrasonic fingerprint sensing
At least one of device, capacitive fingerprint sensing device and CIS fingerprint sensor.
The application also provides a kind of equipment using any of the above-described fingerprint recognition component, comprising: mobile phone, wrist-watch, door
At least one of lock, punched-card machine.
The characteristics of the application and advantage are: the fingerprint recognition component that the application embodiment provides is received by finger print data
The second differential data interface being arranged on the first differential data interface and data processing part being arranged on collection part, the finger print data
The finger print information received can be directly delivered in data processing part by collecting means.The i.e. described finger print data collecting means do not need
Finger print information storage is first passed into data processing part into memory again, the finger print data collecting means can be directly by fingerprint
Information is transferred to the second differential data interface of data processing part by the first differential data interface to carry out fingerprint recognition, this
Sample finger print information transmitting with identification process will more rapidly, improve information transmitting speed, reduce fingerprint recognition when
Between, to be conducive to improve user experience.
In addition, the finger print data collecting means do not need first to pass to finger print information storage at data again into memory
Part is managed, i.e., the described finger print data collecting means no longer need that memory is arranged, and can save cost.
Referring to following description and accompanying drawings, specific implementations of the present application are disclosed in detail, specify the original of the application
Reason can be in a manner of adopted.It should be understood that presently filed embodiment is not so limited in range.In appended power
In the range of the spirit and terms that benefit requires, presently filed embodiment includes many changes, modifications and is equal.
The feature for describing and/or showing for a kind of embodiment can be in a manner of same or similar one or more
It uses in a other embodiment, is combined with the feature in other embodiment, or the feature in substitution other embodiment.
It should be emphasized that term "comprises/comprising" refers to the presence of feature, one integral piece, step or component when using herein, but simultaneously
It is not excluded for the presence or additional of one or more other features, one integral piece, step or component.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those skilled in the art, without any creative labor,
Other attached drawings can also be obtained according to these attached drawings.
Fig. 1 is the schematic diagram of fingerprint recognition process in the prior art；
Fig. 2 is the schematic diagram of fingerprint recognizer component in the application embodiment；
Fig. 3 is the schematic diagram of the identification process of fingerprint recognizer component in the application embodiment.
Specific embodiment
Below in conjunction with the drawings and specific embodiments, elaborate to the technical solution of the utility model, it should be understood that
These embodiments are merely to illustrate the utility model rather than limitation the scope of the utility model, practical new having read this
After type, those skilled in the art each fall within the application appended claims to the modification of the various equivalent forms of the utility model
In limited range.
Unless otherwise defined, all technical and scientific terms used herein and the technical field for belonging to the application
The normally understood meaning of technical staff is identical.The term used in the description of the present application is intended merely to description tool herein
The purpose of the embodiment of body, it is not intended that in limitation the application.
It should be noted that it can directly on the other element when element is referred to as " being set to " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", "upper",
"lower", "left", "right" and similar statement for illustrative purposes only, are not meant to be the only embodiment.
Referring to Fig. 2, the application embodiment provides a kind of fingerprint recognition component.The fingerprint recognition component includes:
For obtaining fingerprint data collection part, the data processing part of finger print data.The fingerprint data collection part can be used in acquisition and refer to
Line data.
Wherein, the fingerprint data collection part has the first differential data interface.First differential interface can convey
The data acquire the collected finger print data of part.
The data processing part includes computing module, memory and the second differential data interface.The second difference number
It is connected according to interface with the first differential data interface, to receive the finger print data that the first differential data interface is sent.
The memory is for storing predetermined fingerprint information.
Specifically, second data-interface can be connect with first data-interface by lead or conducting wire, it can also
To be connected by the printed wire on printed circuit board.Certainly, second data-interface and first data-interface can also
It is wirelessly connected to transmit data, here, the application does not do unique restriction.
The computing module is connected with the second differential data interface, the memory.The computing module can
Judge whether the finger print data is the predetermined fingerprint information.In specific embodiment, computing module can be CPU, certainly
Or the hardware configurations such as programmable circuit plate, PLC or single-chip microcontroller, the application and with no restriction.
The fingerprint recognition component that the application embodiment provides, passes through the first difference number being arranged on finger print data collecting means
According to the second differential data interface being arranged on interface and data processing part, the finger that the finger print data collecting means can will receive
Line information is directly delivered in data processing part.The i.e. described finger print data collecting means do not need finger print information storage to storage first
Data processing part is passed in device again, the finger print data collecting means can directly be connect finger print information by the first differential data
Oral instructions are defeated by the second differential data interface of data processing part to carry out fingerprint recognition, such finger print information transmitting and identification
Process will improve the speed of information transmitting, and reduce the time of fingerprint recognition more rapidly, to be conducive to improve user's body
It tests.
In addition, the finger print data collecting means do not need first to pass to finger print information storage at data again into memory
Part is managed, i.e., the described finger print data collecting means no longer need that memory is arranged, and can save cost.
In a preferred embodiment, the fingerprint sensor includes fingerprint chip, and the fingerprint chip can obtain
Finger print data information, the first differential data interface are connected with fingerprint chip.The first differential data interface will be described
The finger print data that fingerprint chip obtains reaches the second data difference interface.
The first differential data interface can be preferably MIPI interface.The second differential data interface can be preferably
MIPI interface.Wherein, quickly due to the speed of the MIPI interface transmission data, thus high speed differential data can also be called and connect
Mouthful.The finger print data of the MIPI interface transmission can be transmitted in the form of differential signal.
The speed of the MIPI interface transmission data is more fireballing than SPI interface in the prior art more.In the prior art
In, since the speed of SPI interface transmission data is slower, fingerprint chip is when obtaining a large amount of finger print datas, the SPI interface
A large amount of finger print data cannot be transmitted to processor in time, thus in the prior art, fingerprint chip, which needs to be arranged, temporarily to be deposited
The memory of finger print data is stored up, so that SPI interface being capable of transmission these data at a slow speed.
Fingerprint recognition component in the application implementation is provided with MIPI interface, due to the speed of the MIPI interface transmission data
Degree is fast, thus even if the collected data volume of fingerprint chip is larger, the MIPI interface also can timely be sent data to
Data processing part.Thus memory, the data that the fingerprint chip obtains need not be arranged in the fingerprint chip in the embodiment of the present application
The MIPI interface on data processing part directly can be quickly transferred to by the MIPI interface of fingerprint sensor transmitting data, thus
It being capable of save the cost.
In a specific embodiment, the fingerprint data collection part includes fingerprint sensor.Specifically, the finger
Line sensor includes in optical fingerprint sensor, ultrasonic fingerprint sensor, capacitive fingerprint sensing device and CIS fingerprint sensor
It is at least one.The form of the fingerprint sensor can there are many, the fingerprint recognition component in the embodiment of the present application can use
A variety of fingerprint sensors, adaptability are stronger.
In a specific embodiment, when the fingerprint sensor is optical fingerprint sensor, the first difference number
It is preferably MIPI interface according to interface.The second differential data interface is preferably MIPI interface.Specifically, described since optics refers to
The data volume of line sensor transmissions determines by the physical area of fingerprint tough, thus, contact area is bigger, optical sensor transmission
Data volume it is also bigger.Since the data of MIPI interface transmission data are fast, thus the MIPI interface can be applied preferably
In the big optical sensor of data volume, i.e., the described MIPI interface can be to apply well in large area optical fingerprint sensor.
Wherein, the MIPI interface can increase differential data group to the information transmission of reply more big data quantity, work
Personnel can define the faster MIPI interface of lead design transmission speed in design, to realize the transmission of more big data quantity.
Specifically, the first differential data interface can increase differential data group simultaneously with the second differential data interface to realize
Data are faster transmitted in the transmission of more big data quantity.
In a specific embodiment, as shown in figure 3, the fingerprint recognition process of the fingerprint recognition component can be as
It is lower described: firstly, by fingerprint data collection part (such as: fingerprint sensor Sensor) obtain finger print data；Pass through fingerprint again
Data acquire part (such as: the first differential data interface fingerprint sensor Sensor) (such as: high speed differential data interface
MIPI) finger print data is spread out of；Then, be located at data processing part (such as: the second differential data interface application processor AP)
(such as: high speed differential data interface MIPI) receive the first differential data interface (such as: high speed differential data interface MIPI) pass
Finger print data out；Finally, the data processing part (such as: computing module in application processor AP) is by the finger print data
Compared with the predetermined fingerprint information in memory pair.When the finger print data and predetermined fingerprint information comparison success, then
Indicate fingerprint recognition success.When the finger print data and the predetermined fingerprint information comparison are unsuccessful, then it represents that fingerprint recognition
Failure.
Present invention also provides a kind of equipment using any fingerprint recognition component as above, comprising: mobile phone, wrist-watch,
At least one of door lock, punched-card machine.The equipment can use the work that the fingerprint recognition component carries out fingerprint recognition, institute
Fingerprint recognition work can relatively rapid be carried out by stating equipment.
Under the concrete application scene by taking fingerprint recognizer component in cell phone apparatus as an example, i.e., the described fingerprint recognition component is in
When in cell phone apparatus, the data acquisition part is optical fingerprint sensor.The optical fingerprint sensor includes image-forming assembly, refers to
Line chip, the first differential data interface.Wherein, the first differential data interface is MIPI interface.The fingerprint chip can be with
Finger print data information is obtained, specifically, the image-forming information that the fingerprint chip can obtain image-forming assembly is converted to fingerprint number
According to.In the fingerprint sensor, the finger print data that first differential data can obtain the fingerprint chip is defeated
Out.
Under this application scenarios, the data processing part is the CPU of mobile phone.Specifically, including calculating mould on the CPU
Block, memory and the second differential data interface.Specifically, the second differential data interface is MIPI interface.The storage
Device is for storing predetermined fingerprint information.
Wherein, the second differential data interface is connected with the first differential data interface in the optical fingerprint sensor
It connects, to receive the finger print data that the first differential data interface is sent.Second data-interface connects with first data
Mouth can be connected by lead, and certainly, second data-interface and first data-interface are also wirelessly connected to transmit number
According to here, the application does not do unique restriction.In mobile phone CPU after the second differential data interface to the finger print data, with
The computing module that the second differential data interface, the memory are connected can judge the finger print data whether be
The predetermined fingerprint information.
For the fingerprint recognition process of cell phone apparatus fingerprint recognition component, as shown in figure 3, the knowledge of the fingerprint recognition component
Other process are as follows: firstly, the optical fingerprint sensor (Sensor) collects finger print data；Again by being located at optical fingerprint sensor
(Sensor) the first differential data interface (such as: high speed differential data interface MIPI interface) spreads out of the finger print data；
The the second differential data interface (such as: high speed differential data interface MIPI interface) for being then within mobile phone CPU (AP) receives fingerprint
Data；Finally, the computing module in mobile phone CPU (AP) is by the finger print data compared with the predetermined fingerprint information in memory
It is right；When the finger print data and predetermined fingerprint information comparison success, then fingerprint recognition success；When the finger print data and institute
State predetermined fingerprint information comparison it is unsuccessful when, then it represents that fingerprint recognition failure.
Herein cited any digital value all include between lower limit value to upper limit value with the lower value of an incremented and
The all values of upper value, there are the intervals of at least two units between any lower value and any much higher value.For example, such as
Fruit elaborates that the quantity an of component or the value of process variable (such as temperature, pressure, time etc.) are from 1 to 90, preferably from 20
To 80, more preferably from 30 to 70, then purpose is arrived in order to illustrate also clearly listing such as 15 to 85,22 in the specification
68,43 to 51,30 to 32 is equivalent.For the value less than 1, suitably think that a unit is 0.0001,0.001,0.01,0.1.
These are only intended to the example clearly expressed, it is believed that all possibility for the numerical value enumerated between minimum and peak
Combination is all expressly set forth in the specification in a similar manner.
Unless otherwise indicated, all ranges all include all numbers between endpoint and endpoint.It is used together with range
" about " or " approximation " be suitable for two endpoints of the range.Thus, " about 20 to 30 " are intended to cover that " about 20 to about
30 ", including at least the endpoint indicated.
All articles and reference disclosed herein, including patent application and publication, for various purposes by helping
Draw and is hereby incorporated by.Describe combined term " substantially by ... constitute " should including identified element, ingredient, component or step with
And other elements, ingredient, component or step essentially without the basic novel feature for influencing the combination.Use term "comprising"
Or " comprising " describes the combination of element here, ingredient, component or step it is also contemplated that substantially by these elements, ingredient, portion
The embodiment that part or step are constituted.Here by using term " can with ", it is intended to illustrate described that " can with " includes
What attribute is all optional.
Multiple element, ingredient, component or step can be provided by single integrated component, ingredient, component or step.Optionally
Ground, single integrated component, ingredient, component or step can be divided into multiple element, ingredient, component or the step of separation.It is used to
The open "a" or "an" for describing element, ingredient, component or step is not said to exclude other elements, ingredient, component
Or step.
Above-mentioned each embodiment in this specification is described in a progressive manner, identical between each embodiment
Similar portion is cross-referenced, and what each embodiment stressed is and other embodiments difference.
The foregoing is merely several embodiments of the utility model, although embodiment disclosed by the utility model is such as
On, but the content is only to facilitate the embodiment for understanding the utility model and using, it is practical new to be not intended to limit this
Type.Any those skilled in the art of the present invention are not departing from spirit and scope disclosed by the utility model
Under the premise of, any modification and variation, but the patent of the utility model can be made in the formal and details of embodiment
Protection scope must be still subject to the scope defined in the appended claims.
Claims (6)
1. a kind of fingerprint recognition component, which is characterized in that the fingerprint recognition component includes:
For obtaining the fingerprint data collection part of finger print data；The fingerprint data collection part has the first differential data interface；
Data processing part；The data processing part includes computing module, memory and the second differential data interface；Described
Two differential data interfaces are connected with the first differential data interface, to receive the finger that the first differential data interface is sent
Line data；The memory is for storing predetermined fingerprint information；It is the computing module and the second differential data interface, described
Memory is connected；The computing module can judge whether the finger print data is the predetermined fingerprint information.
2. fingerprint recognition component as described in claim 1, which is characterized in that the first differential data interface connects for MIPI
Mouthful；The second differential data interface is MIPI interface.
3. fingerprint recognition component as described in claim 1, which is characterized in that the fingerprint data collection part includes fingerprint sensing
Device.
4. fingerprint recognition component as claimed in claim 3, which is characterized in that the fingerprint sensor includes fingerprint chip, institute
Finger print data information can be obtained by stating fingerprint chip, and the first differential data interface is connected with fingerprint chip.
5. fingerprint recognition component as claimed in claim 3, which is characterized in that the fingerprint sensor includes optical finger print sensing
At least one of device, ultrasonic fingerprint sensor, capacitive fingerprint sensing device and CIS fingerprint sensor.
6. a kind of equipment using any fingerprint recognition component of claim 1-5 as above characterized by comprising mobile phone,
At least one of wrist-watch, door lock, punched-card machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920151430.1U CN209328046U (en) | 2019-01-29 | 2019-01-29 | Fingerprint recognition component and equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920151430.1U CN209328046U (en) | 2019-01-29 | 2019-01-29 | Fingerprint recognition component and equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209328046U true CN209328046U (en) | 2019-08-30 |
Family
ID=67732008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920151430.1U Active CN209328046U (en) | 2019-01-29 | 2019-01-29 | Fingerprint recognition component and equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209328046U (en) |
-
2019
- 2019-01-29 CN CN201920151430.1U patent/CN209328046U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103136508B (en) | Gesture identification method and electronic equipment | |
| CN102201958B (en) | Internet of things data transmission method and equipment | |
| CN102411674A (en) | Intelligent multi-parameter acquisition system adopting fingerprints for identification and acquisition method for intelligent multi-parameter acquisition system | |
| CN108322737A (en) | Image frame per second measurement method and device | |
| CN202342026U (en) | Intelligent blood pressure acquisition system for fingerprint identity recognition | |
| CN209328046U (en) | Fingerprint recognition component and equipment | |
| CN105118104A (en) | Multifunctional attendance machine on basis of gait recognition function | |
| CN110175522A (en) | Work attendance method, system and Related product | |
| CN106971133A (en) | One kind improves image recognition precision device and method | |
| CN107643106A (en) | A kind of health detection intelligent home service system and method based on closestool | |
| CN201773405U (en) | Remote electrocardio-signal diagnosis device | |
| CN107102729A (en) | A kind of PPT Demonstration Control Systems based on CSI gesture identifications | |
| CN100517409C (en) | System and method for collecting test data | |
| CN109543584A (en) | A kind of identification of intelligent behavior and analysis system | |
| CN109171758A (en) | Blood glucose meter and its operating method | |
| CN103281219A (en) | Method and device for listening into ISOIEC7816-3 interface data interaction | |
| CN212850543U (en) | Measurement data acquisition gateway | |
| CN113359453A (en) | Part machining device based on artificial intelligence and intelligent workshop system thereof | |
| CN207851839U (en) | Based on Embedded object detection identifier and object detection identifier system | |
| CN107154973A (en) | Distributed disease detection method | |
| CN208422090U (en) | A kind of automatic monitoring data transmission set | |
| CN206285097U (en) | Eye detecting device and the eye detecting system containing it | |
| CN115622592B (en) | Audio data acquisition method, system and storage medium | |
| CN113822191B (en) | Intelligent image processing method and system | |
| CN219497095U (en) | Novel four-finger optical color screen fingerprint collector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |