CN106845409A - A kind of fingerprint recognition module and mobile terminal - Google Patents
A kind of fingerprint recognition module and mobile terminal Download PDFInfo
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- CN106845409A CN106845409A CN201710047046.2A CN201710047046A CN106845409A CN 106845409 A CN106845409 A CN 106845409A CN 201710047046 A CN201710047046 A CN 201710047046A CN 106845409 A CN106845409 A CN 106845409A
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- fingerprint
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- recognition module
- quoit
- mobile terminal
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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
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Abstract
The embodiment of the invention discloses a kind of fingerprint recognition module and mobile terminal, the fingerprint recognition module includes fingerprint chip, cover plate, circuit board and quoit, wherein：Cover plate is arranged on the side of fingerprint chip；Circuit board is arranged on opposite side of the fingerprint chip away from cover plate；Quoit is electrically connected around cover plate, quoit with the conductive stiffening plate of mobile terminal.The embodiment of the present invention can reduce interference of the common mode interference signal to fingerprint collecting signal when mobile terminal charges.
Description
Technical field
The present invention relates to communication technical field, and in particular to a kind of fingerprint recognition module and mobile terminal.
Background technology
The application of the mobile terminals such as smart mobile phone is more and more extensive, and modern life people have substantially been one hands of staff
Machine.At present, many mobile phones all have unlocked by fingerprint function.During unlocked by fingerprint, the sensor emission fingerprint of fingerprint recognition module is adopted
Collection signal (for example, square-wave signal, sinusoidal signal etc.), the fingerprint collecting signal can be by gathering between finger and sensor
Capacitance size forms fingerprint image data.
When mobile phone is when charging, because the switching tube in charger is when high speed is turned on and is closed, high frequency can be formed
Interference signal, i.e. common mode interference signal.Now, if user uses unlocked by fingerprint, common mode interference signal can be to fingerprint recognition mould
The fingerprint collecting signal of group transmitting can bring interference.
The content of the invention
A kind of fingerprint recognition module and mobile terminal are the embodiment of the invention provides, can be subtracted when mobile terminal charges
Few interference of the common mode interference signal to fingerprint collecting signal.
Embodiment of the present invention first aspect provides a kind of fingerprint recognition module, is applied to mobile terminal, the fingerprint recognition
Module includes fingerprint chip, cover plate, circuit board and quoit, wherein：
The cover plate is arranged on the side of the fingerprint chip；
The circuit board is arranged on opposite side of the fingerprint chip away from the cover plate；
The quoit is electrically connected around the cover plate, the quoit with the conductive stiffening plate of the mobile terminal.
Embodiment of the present invention second aspect provides a kind of mobile terminal, including the finger that embodiment of the present invention first aspect is provided
Line recognizes module and processor, memory, communication interface,
The processor is connected with the memory and the communication interface；
The memory storage has executable program code, and the communication interface is used for radio communication.
Fingerprint recognition module in the embodiment of the present invention includes fingerprint chip, cover plate, circuit board and quoit, wherein：
Cover plate is arranged on the side of fingerprint chip；Circuit board is arranged on opposite side of the fingerprint chip away from cover plate；Quoit surround cover plate,
Quoit is electrically connected with the conductive stiffening plate of mobile terminal.When mobile terminal is when charging, if user is used on mobile terminal
Fingerprint recognition module carry out unlocked by fingerprint, the common mode interference signal that charger is produced can be adopted to the fingerprint of line identification module transmitting
Collection signal can bring interference.In order to reduce common mode interference signal to doing that the fingerprint collecting signal of line identification module transmitting brings
Disturb, the embodiment of the present invention is electrically connected by by the quoit in fingerprint recognition module with the conductive stiffening plate of mobile terminal, increase
Electric capacity between finger and quoit, so that the return flow path of the fingerprint collecting signal of fingerprint chip emission shortens, so as to reduce
Interference of the common mode interference signal to fingerprint collecting signal.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is a kind of structural representation of fingerprint recognition module disclosed in the embodiment of the present invention；
Fig. 2 is a kind of schematic diagram of fingerprint collecting signal return flow path disclosed in the embodiment of the present invention；
Fig. 3 is the structural representation of another fingerprint recognition module disclosed in the embodiment of the present invention；
Fig. 4 is the structural representation of another fingerprint recognition module disclosed in the embodiment of the present invention；
Fig. 5 is a kind of schematic flow sheet of fingerprint collecting method disclosed in the embodiment of the present invention；
Fig. 6 is that the present invention implements a kind of disclosed structural representation of mobile terminal；
Fig. 7 is the structural representation that the present invention implements disclosed another kind mobile terminal；
Fig. 8 is the structural representation that the present invention implements disclosed another mobile terminal.
Specific embodiment
In order that those skilled in the art more fully understand the present invention program, below in conjunction with the embodiment of the present invention
Accompanying drawing, is clearly and completely described to the technical scheme in the embodiment of the present invention, it is clear that described embodiment is only
A part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
Term " first ", " second " in description and claims of this specification and above-mentioned accompanying drawing etc. are for distinguishing
Different objects, rather than for describing particular order.Additionally, term " comprising " and " having " and their any deformations, it is intended that
It is to cover non-exclusive including.Process, method, system, product or the equipment for for example containing series of steps or unit do not have
The step of having listed or unit are defined in, but alternatively also include the step of not listing or unit, or alternatively also wrapped
Include for these processes, method, product or other intrinsic steps of equipment or unit.
Referenced herein " embodiment " is it is meant that the special characteristic, structure or the characteristic that describe can be wrapped in conjunction with the embodiments
Containing at least one embodiment of the present invention.Each position in the description occur the phrase might not each mean it is identical
Embodiment, nor the independent or alternative embodiment with other embodiments mutual exclusion.Those skilled in the art explicitly and
Implicitly understand, embodiment described herein can be combined with other embodiments.
Mobile terminal involved by the embodiment of the present invention can include the various handheld devices with radio communication function,
Mobile unit, wearable device, computing device are connected to other processing equipments of radio modem, and various forms
User equipment (User Equipment, UE), mobile station (Mobile Station, MS), terminal device (terminal
Device) etc..For convenience of description, apparatus mentioned above is referred to as mobile terminal.
The embodiment of the present invention is described in detail below.
Fig. 1 is referred to, Fig. 1 is a kind of structural representation of fingerprint recognition module disclosed in the embodiment of the present invention, such as Fig. 1 institutes
Show, the fingerprint recognition module 10 includes fingerprint chip 101, cover plate 102, circuit board 103 and quoit 104, wherein：
Cover plate 102 is arranged on the side of fingerprint chip 101；
Circuit board 103 is arranged on opposite side of the fingerprint chip 101 away from cover plate 102；
Quoit 104 is electrically connected around cover plate 102, quoit 104 with the conductive stiffening plate 20 of mobile terminal.
In the embodiment of the present invention, quoit 104 is also fingerprint case ring, fingerprint bezel, fingerprint ring.The ring of quoit 104
Mode around cover plate 102 can surround for quoit 104 is electrically connected with cover plate 102.Quoit 104 can for it is circular, oval,
One or more combination in rectangle, polygon.The material of quoit 104 can be stainless steel, gold, silver, copper etc..
When mobile terminal is when charging, if user carries out fingerprint solution using the fingerprint recognition module 10 on mobile terminal
Lock, the common mode interference signal that charger is produced can bring interference to the fingerprint collecting signal of the line identification transmitting of module 10.In order to
The interference that common mode interference signal brings to the fingerprint collecting signal of the line identification transmitting of module 10 is reduced, the embodiment of the present invention passes through will
Quoit 104 in fingerprint recognition module 10 is electrically connected with the conductive stiffening plate 20 of mobile terminal, increases user's finger and metal
Electric capacity between circle 104, so that the return flow path of the fingerprint collecting signal of fingerprint chip emission shortens, so as to reduce common mode disturbances
Interference of the signal to fingerprint collecting signal.
Wherein, conductive stiffening plate 20 may be located on circuit board 103.Conductive stiffening plate 20 can be stainless steel stiffening plate,
The electrically conductive stiffening plates such as steel plate, steel benefit.
As shown in Fig. 2 Fig. 2 is a kind of schematic diagram of fingerprint collecting signal return flow path disclosed in the embodiment of the present invention.Such as
Shown in Fig. 2, the fingerprint collecting signal of the line identification transmitting of module 10 has two return flow paths.One be by finger (finger),
Quoit (brezel) and sensor (sensor) flow back, including finger electric capacity Cfinger, quoit resistance Rbezel, metal
The electric capacity C of circlebezel, line identification module 10 sensor electric capacity Csensor.Another is by human body (body) and flexible circuit
Plate (Flexible Printed Circuit, FPC) flows back.Electric capacity C including fingerfinger, human body electric capacity Cbody, it is flexible
The electric capacity C of circuit boardFPC。
The return flow path of fingerprint collecting signal is shorter, and common mode interference signal is got over to the interference that fingerprint collecting signal brings
It is small.Because the frequency of fingerprint collecting signal is hundreds of KHz even several MHz, frequency is higher, in order to ensure the logical of high-frequency signal
Cross, it is necessary to the capacitance of the electric capacity in fingerprint collecting signal return flow path is increased, to shorten the return flow path of fingerprint collecting signal.
Due to the electric capacity C of fingerfinger, line identification module 10 sensor electric capacity Csensor, human body electric capacity Cbody, flexible PCB
Electric capacity CFPCSize do not allow malleable, the present invention is implemented can be by adjusting the resistance R of quoitbezelWith the electricity of quoit
Hold CbezelSize shorten the backflow of fingerprint collecting signal, and then reduce common mode interference signal fingerprint collecting signal brought
Interference.Specifically, can be by reducing the resistance R of quoitbezel, increase quoit electric capacity CbezelTo realize.
In general, in the prior art, quoit 104 is only to play decoration function.And in the embodiment of the present invention, will
Quoit 104 is electrically connected with the conductive stiffening plate 20 of mobile terminal.When user touches (or pressing) fingerprint recognition mould using finger
During the quoit 104 of group 10, the electric capacity C formed between user's finger and quoit 104bezel=ε s/4 π kd.Wherein, ε is user
Dielectric dielectric constant between finger and quoit 104, s is the relative area between user's finger and quoit 104, k
It is dielectric constant, d is the distance between user's finger and quoit 104.Due to the distance between user's finger and quoit 104
It is difficult to change, the dielectric between user's finger and quoit 104 also is difficult to change.Therefore, the C for improving is wantedbezelSize, can
With by increasing the relative area between user's finger and quoit 104.It will be seen from figure 1 that quoit 104 area of itself
It is very small, after quoit 104 is electrically connected with the conductive stiffening plate 20 of mobile terminal, between user's finger and quoit 104
Relative area is equivalent to the relative area between user's finger and conductive stiffening plate 20.Because the area of conductive stiffening plate 20 is long-range
In the area of finger, so the relative area between user's finger and conductive stiffening plate 20 is significantly larger than user's finger and quoit
Relative area between 104, and then the C that can be improvedbezelSize, shortens the backflow of fingerprint collecting signal, reduces common mode disturbances
The interference that signal brings to fingerprint collecting signal.
Fig. 3 is referred to, Fig. 3 is the structural representation of another fingerprint recognition module disclosed in the embodiment of the present invention.Such as Fig. 3
Shown, the fingerprint recognition module 10 includes fingerprint chip 101, cover plate 102, circuit board 103 and quoit 104, wherein：
Cover plate 102 is arranged on the side of fingerprint chip 101；
Circuit board 103 is arranged on opposite side of the fingerprint chip 101 away from cover plate 102；
Quoit 104 is electrically connected around cover plate 102, quoit 104 with the conductive stiffening plate 20 of mobile terminal；
Conductive stiffening plate 20 electrically connects the center 30 of mobile terminal by conductive fabric.
Wherein, conductive stiffening plate 20 can also be by other electric conductors (for example, conductive plate, wire, conducting foam etc.)
Electrically connect the center 30 of mobile terminal.
From figure 3, it can be seen that the area of quoit 104 itself is very small, quoit 104 and the conductive of mobile terminal are mended
Strong plate 20 is electrically connected, and after conductive stiffening plate 20 is electrically connected with center 30, the phase between user's finger and quoit 104
To area equivalent to the relative area between user's finger and conductive stiffening plate 20 and center 30.Because conductive stiffening plate 20 is with
The area of frame 30 is much larger than the area of finger, so the relative area between user's finger and conductive stiffening plate 20 and center 30 will
Much larger than the relative area between user's finger and quoit 104, and then can further improve CbezelSize, further contracting
The backflow of short fingerprint collecting signal, further reduces the interference that common mode interference signal brings to fingerprint collecting signal.
Optionally, quoit 104 is electrically connected with conductive stiffening plate 20 by conducting foam.
Wherein, conducting foam has that surface resistivity is low, wearability is good, Applicable temperature scope is big, it is big to be applicable humidity range,
The advantages of good flame resistance.Conducting foam also has the advantages that material is light, anti-oxidant, anticorrosive simultaneously.
Specifically, can be by coating the electroconductive binders such as conducting resinl on quoit 104, by conducting resinl by quoit
104 are connected with conducting foam, then also coat conducting resinl on conductive stiffening plate 20, by conducting resinl by conductive stiffening plate 20 with
Conducting foam is connected, so as to realize that quoit 104 is electrically connected with conductive stiffening plate 20 by conducting foam.Can also be directly in gold
Conducting foam is filled between category circle 104 and conductive stiffening plate 20.Certainly, on condition that conducting foam not with mobile terminal on except gold
Category circle 104 is connected with other conductive components outside conductive stiffening plate 20.
Optionally, conducting foam includes nickel-clad copper conducting foam, gold-plated conducting foam, plating carbonaceous conductive foam, tin plating conduction
Any one or more combination in foam, conductive aluminum foil foam, copper-foil conducting electricity foam.
Optionally, quoit 104 is electrically connected with conductive stiffening plate 20 by conductive sponge.
Wherein, conductive sponge can be including conductive sponge bar, conductive sponge pipe, conductive sponge plate etc..
Optionally, quoit 104 is connected with conductive stiffening plate 20 by conductive fabric.
Conductive fabric is as base material, by imposing plating metal after preposition treatment with fiber cloth (typically commonly using polyester fiber cloth)
Coating makes it have metallic character and turns into conductive fibre fabric.Conductive fabric have it is lightweight, easily cut out, it is anti-oxidant, anticorrosive etc.
Advantage.
Optionally, conductive fabric is including in nickel plating conductive fabric, gold-plated conductive fabric, plating charcoal conductive fabric, aluminium foil fiber composite cloth
Any one or more combination.
Optionally, quoit 104 is electrically connected with conductive stiffening plate 20 by wire.
Wherein, the material of wire can be the relatively low material of the resistivity such as copper, gold, silver, aluminium.The diameter of wire can be set
It is larger, to cause the resistance of wire relatively low.
Optionally, quoit 104 is electrically connected with conductive stiffening plate 20 by conductive plate.
Wherein, conductive plate material can be the relatively low material of the resistivity such as copper, gold, silver, aluminium.One end of conductive plate can weld
It is connected on quoit 104, the other end of conductive plate can be welded on conductive stiffening plate 20.
Optionally, Fig. 4 is referred to, Fig. 4 is the structural representation of another fingerprint recognition module disclosed in the embodiment of the present invention
Figure, as shown in figure 4, the fingerprint recognition module 10 includes fingerprint chip 101, cover plate 102, circuit board 103 and quoit 104,
Wherein：
Cover plate 102 is arranged on the side of fingerprint chip 101；
Circuit board 103 is arranged on opposite side of the fingerprint chip 101 away from cover plate 102；
Quoit 104 is electrically connected around cover plate 102, quoit 104 with the conductive stiffening plate 20 of mobile terminal；
Fingerprint chip 101 includes fingerprint sensor 1011, and fingerprint sensor 1011 is used to launch fingerprint collecting signal, fingerprint
Collection signal is used to gather user fingerprint image.
In the embodiment of the present invention, the fingerprint collecting that the fingerprint recognition module 10 of mobile terminal can receive user input refers to
Order.After fingerprint collecting instruction is received, the transmitting fingerprint collecting signal of fingerprint sensor 1011 of fingerprint recognition module 10 refers to
Line collection signal is used to gather user fingerprint image.
Wherein, fingerprint collecting is instructed and opens finger print collecting function for triggering mobile terminal, triggers the fingerprint of mobile terminal
Recognize the transmitting fingerprint collecting signal of fingerprint sensor 1011 of module 10.
Optionally, the difference of the frequency of the voltage signal that the frequency of fingerprint collecting signal is exported with the charger of mobile terminal
More than predetermined threshold value；The amplitude of fingerprint collecting signal is more than default amplitude with the amplitude of the voltage signal of charger output.
In the embodiment of the present invention, mobile terminal can launch fingerprint collecting by the fingerprint recognition module 10 on mobile terminal
Signal, and the difference of the frequency of voltage signal that exports of charger of frequency and the mobile terminal of the fingerprint collecting signal is more than
Predetermined threshold value, to ensure disturbing for the voltage signal that exported by charger in mobile terminal.It is default
Threshold value can pre-set and store in the nonvolatile memory of mobile terminal.
Further, the amplitude of fingerprint collecting signal is more than default amplitude with the amplitude of the voltage signal of charger output.
Interference of the voltage signal that charger is exported to fingerprint collecting signal can be prevented.Default amplitude can pre-set and store
In the nonvolatile memory of mobile terminal.
Fig. 5 is referred to, Fig. 5 is a kind of schematic flow sheet of fingerprint collecting method disclosed in the embodiment of the present invention, such as Fig. 5 institutes
Show, the fingerprint collecting method comprises the following steps.
S501, mobile terminal receives fingerprint collecting instruction.
In the embodiment of the present invention, mobile terminal receive fingerprint collecting instruction can be user speech input, or
Produced after mobile terminal sensing user fingerprints contact.Fingerprint collecting is instructed opens fingerprint collecting work(for triggering mobile terminal
Can, triggering mobile terminal transmitting fingerprint collecting signal.
S502, the fingerprint recognition module transmitting fingerprint collecting signal of mobile terminal, the frequency of fingerprint collecting signal and movement
The difference of the frequency of the voltage signal of the charger output of terminal is more than predetermined threshold value；The amplitude and charger of fingerprint collecting signal
The amplitude of the voltage signal of output is more than default amplitude；Fingerprint collecting signal is used to gather user fingerprint image data.
In the embodiment of the present invention, mobile terminal can by the fingerprint recognition module fingerprint collecting signal on mobile terminal,
And the difference of the frequency of the voltage signal that the frequency of the fingerprint collecting signal is exported with the charger of mobile terminal is more than default
Threshold value, to ensure disturbing for the voltage signal that exported by charger in mobile terminal.Charger is defeated
The frequency of the voltage pulse signal for going out is generally hundreds of KHz.For example, the frequency of the voltage pulse signal of charger output is
During 500KHz, the frequency that can set fingerprint recognition module transmitting fingerprint collecting signal is 1.5MHz.Wherein, fingerprint collecting signal
For gathering user fingerprint image data.The amplitude of fingerprint collecting signal is more than pre- with the amplitude of the voltage signal of charger output
If amplitude, interference of the voltage signal that charger is exported to fingerprint collecting signal can be further prevented, fingerprint can be set and adopted
Collect the amplitude of the voltage signal of the amplitude more than charger output of signal.If for example, the amplitude of the voltage signal of charger output
It is 1.8V, it is 4V to preset amplitude, then the amplitude that can set fingerprint collecting signal is 6V.
Implement the method shown in Fig. 5, the frequency of the transmitting fingerprint collecting signal of the fingerprint recognition module of mobile terminal is set
The difference of the frequency of the voltage signal exported with the charger of mobile terminal is more than predetermined threshold value so that fingerprint collecting signal with fill
The frequency of the voltage signal of electrical equipment output staggers, and reduces interference of the voltage signal of charger output to fingerprint collecting signal.If
The amplitude and the amplitude of the voltage signal of charger output for putting fingerprint collecting signal are more than default amplitude, so that fingerprint collecting signal
The amplitude difference of the voltage signal exported with charger is larger, can further reduce charger when being charged to mobile terminal
Interference of the voltage signal of output to fingerprint collecting signal.
It is above-mentioned that the scheme of the embodiment of the present invention is described from the angle of apparatus and method side implementation procedure mainly.Can
To understand, mobile terminal in order to realize the function of above method side, it comprises performing the corresponding hardware knot of each function
Structure and/or software module.Those skilled in the art should be readily appreciated that, be described with reference to the embodiments described herein
The unit and algorithm steps of each example, the present invention can be realized with the combining form of hardware or hardware and computer software.Certain
Individual function is performed in the way of hardware or computer software drive hardware actually, depending on technical scheme application-specific and
Design constraint.Professional and technical personnel can realize described function using distinct methods to each specific application,
But this realization is it is not considered that beyond the scope of this invention.
The embodiment of the present invention can carry out the division of functional unit according to above method example to mobile terminal, for example, can
Each functional unit is divided to correspond to each function, it is also possible to which two or more functions are integrated in a processing unit
In.Above-mentioned integrated unit can both be realized in the form of hardware, it would however also be possible to employ the form of SFU software functional unit is realized.Need
It is noted that the division in the embodiment of the present invention to unit is schematical, only a kind of division of logic function, it is actual real
There can be other dividing mode now.
Using in the case of integrated unit, Fig. 6 shows one kind of involved mobile terminal in above-described embodiment
Possible structural representation.Fig. 6 is that the present invention implements a kind of disclosed structural representation of mobile terminal, as shown in fig. 6, mobile
Terminal 600 includes：Processing unit 602 and communication unit 603.Processing unit 602 is used to be controlled the action of mobile terminal
Management, for example, processing unit 602 is used to support that mobile terminal performs the step S501 to S502 in Fig. 5 and/or for this paper institutes
Other processes of the technology of description.Communication unit 603 is used to support the communication of mobile terminal and other equipment, such as logical with mobile
The communication between base station in communication network.Mobile terminal can also include memory cell 601, for the program of memory mobile terminal
Code and data.
Wherein, processing unit 602 can be processor or controller, for example, can be central processing unit (Central
Processing Unit, CPU), general processor, digital signal processor (Digital Signal Processor, DSP),
Application specific integrated circuit (Application-Specific Integrated Circuit, ASIC), field programmable gate array
It is (Field Programmable Gate Array, FPGA) or other PLDs, transistor logic, hard
Part part or its any combination.What it can realize or perform with reference to described by the disclosure of invention various exemplary patrols
Collect square frame, module and circuit.The processor can also be the combination for realizing computing function, such as comprising one or more micro- places
Reason device combination, combination of DSP and microprocessor etc..Communication unit 603 can be communication interface, transceiver, transmission circuit etc.,
Wherein, communication interface is to be referred to as, and can include one or more interfaces.Memory cell 601 can be memory.
When processing unit 602 is processor, communication unit 603 is communication interface, when memory cell 601 is memory, this
Mobile terminal involved by inventive embodiments can be the mobile terminal shown in Fig. 7.
Fig. 7 is the structural representation that the present invention implements disclosed another kind mobile terminal.Fig. 7 is referred to, as shown in fig. 7,
The mobile terminal 710 includes：Processor 712, communication interface 713, memory 711.Optionally, mobile terminal 710 can also be wrapped
Include bus 715.Wherein, communication interface 713, processor 712 and memory 711 can be connected with each other by bus 715；Bus
715 can be Peripheral Component Interconnect standard (Peripheral Component Interconnect, abbreviation PCI) bus or expansion
Exhibition industrial standard architectures (Extended Industry Standard Architecture, abbreviation EISA) bus etc..It is described total
Line 715 can be divided into address bus, data/address bus, controlling bus etc..For ease of representing, only represented with a thick line in Fig. 7, but
It is not offered as only one bus or a type of bus.
Mobile terminal shown in above-mentioned Fig. 6 or Fig. 7 is it can be appreciated that a kind of device for mobile terminal, the present invention is in fact
Example is applied not limit.
The embodiment of the present invention additionally provides another mobile terminal, as shown in figure 8, Fig. 8 be the present invention implement disclosed in again
A kind of structural representation of mobile terminal.For convenience of description, the part related to the embodiment of the present invention, specific skill be illustrate only
Art details is not disclosed, and refer to present invention method part.The mobile terminal can be include mobile phone, panel computer,
PDA (Personal Digital Assistant, personal digital assistant), POS (Point of Sales, point-of-sale terminal), car
Any terminal device such as computer is carried, so that mobile terminal is as mobile phone as an example：
Fig. 8 is illustrated that the block diagram of the part-structure of the mobile phone related to mobile terminal provided in an embodiment of the present invention.Ginseng
Fig. 8 is examined, mobile phone includes：Radio frequency (Radio Frequency, RF) circuit 910, memory 920, input block 930, display unit
940th, sensor 950, voicefrequency circuit 960, Wireless Fidelity (Wireless Fidelity, WiFi) module 970, processor 980,
And the grade part of power supply 990.It will be understood by those skilled in the art that the handset structure shown in Fig. 8 is not constituted to mobile phone
Limit, part more more or less than diagram can be included, or combine some parts, or different part arrangements.
Each component parts of mobile phone is specifically introduced with reference to Fig. 8：
RF circuits 910 can be used for the reception of information and transmission.Generally, RF circuits 910 include but is not limited to antenna, at least one
Individual amplifier, transceiver, coupler, low-noise amplifier (Low Noise Amplifier, LNA), duplexer etc..Additionally,
RF circuits 910 can also be communicated by radio communication with network and other equipment.Above-mentioned radio communication can use any communication
Standard or agreement, including but not limited to global system for mobile communications (Global System of Mobile
Communication, GSM), general packet radio service (General Packet Radio Service, GPRS), code division it is many
Location (Code Division Multiple Access, CDMA), WCDMA (Wideband Code Division
Multiple Access, WCDMA), Long Term Evolution (Long Term Evolution, LTE), Email, Short Message Service
(Short Messaging Service, SMS) etc..
Memory 920 can be used to store software program and module, and processor 980 is by running storage in memory 920
Software program and module, so as to perform various function application and the data processing of mobile phone.Memory 920 can mainly include
Storing program area and storage data field, wherein, the application journey that storing program area can be needed for storage program area, at least one function
Sequence etc.；Storage data field can be stored and use created data etc. according to mobile phone.Additionally, memory 920 can be included at a high speed
Random access memory, can also include nonvolatile memory, for example, at least one disk memory, flush memory device or
Other volatile solid-state parts.
Input block 930 can be used to receive the numeral or character information of input, and produce with the user of mobile phone set with
And the relevant key signals input of function control.Specifically, input block 930 may include fingerprint recognition module 931 and other are defeated
Enter equipment 932.Fingerprint recognition module 931, can gather user's finger print data thereon.Except fingerprint recognition module 931, input
Unit 930 can also include other input equipments 932.Specifically, other input equipments 932 can include but is not limited to touch-control
One kind in screen, physical keyboard, function key (such as volume control button, switch key etc.), trace ball, mouse, action bars etc.
Or it is various.
Display unit 940 can be used for show by user input information or be supplied to user information and mobile phone it is various
Menu.Display unit 940 may include display screen 941, optionally, can use liquid crystal display (Liquid Crystal
Display, LCD), the form such as Organic Light Emitting Diode (Organic Light-Emitting Diode, OLED) it is aobvious to configure
Display screen 941.Although in fig. 8, fingerprint recognition module 931 and display screen 941 are to realize mobile phone as two independent parts
Input and input function, but it is in some embodiments it is possible to fingerprint recognition module 931 is integrated and real with display screen 941
The input of existing mobile phone and playing function.
Mobile phone may also include at least one sensor 950, such as optical sensor, motion sensor and other sensors.
Specifically, optical sensor may include ambient light sensor and proximity transducer, wherein, ambient light sensor can be according to ambient light
Light and shade adjust the brightness of display screen 941, proximity transducer can when mobile phone is moved in one's ear, close display screen 941 and/or
Backlight.Used as one kind of motion sensor, (generally three axles) acceleration is big in the detectable all directions of accelerometer sensor
It is small, size and the direction of gravity are can detect that when static, can be used to recognize application (such as horizontal/vertical screen switching, the phase of mobile phone attitude
Close game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, tap) etc.；Be can also configure as mobile phone
The other sensors such as gyroscope, barometer, hygrometer, thermometer, infrared ray sensor, will not be repeated here.
Voicefrequency circuit 960, loudspeaker 961, microphone 962 can provide the COBBAIF between user and mobile phone.Audio-frequency electric
Electric signal after the voice data conversion that road 960 will can receive, is transferred to loudspeaker 961, and sound is converted to by loudspeaker 961
Signal is played；On the other hand, the voice signal of collection is converted to electric signal by microphone 962, is turned after being received by voicefrequency circuit 960
It is changed to voice data, then after voice data playback process device 980 is processed, through RF circuits 910 to be sent to such as another mobile phone,
Or play to memory 920 so as to further treatment voice data.
WiFi belongs to short range wireless transmission technology, and mobile phone can help user's transceiver electronicses postal by WiFi module 970
Part, browse webpage and access streaming video etc., it has provided the user wireless broadband internet and has accessed.Although Fig. 8 shows
WiFi module 970, but it is understood that, it is simultaneously not belonging to must be configured into for mobile phone, can not change as needed completely
Become in the essential scope of invention and omit.
Processor 980 is the control centre of mobile phone, using various interfaces and the various pieces of connection whole mobile phone, is led to
Cross operation or perform software program of the storage in memory 920 and/or module, and call storage in memory 920
Data, perform the various functions and processing data of mobile phone, so as to carry out integral monitoring to mobile phone.Optionally, processor 980 can be wrapped
Include one or more processing units；Preferably, processor 980 can integrated application processor and modem processor, wherein, should
Operating system, user interface and application program etc. are mainly processed with processor, modem processor mainly processes radio communication.
It is understood that above-mentioned modem processor can not also be integrated into processor 980.
Mobile phone also includes the power supply 990 (such as battery) powered to all parts, it is preferred that power supply can be by power supply pipe
Reason system is logically contiguous with processor 980, so as to realize management charging, electric discharge and power managed by power-supply management system
Etc. function.
Although not shown, mobile phone can also will not be repeated here including camera, bluetooth module etc..
In embodiment shown in earlier figures 5, the structure that each step method flow can be based on the mobile phone is realized.
In embodiment shown in earlier figures 6, the structure that each unit function can be based on the mobile phone is realized.
The embodiment of the present invention also provides a kind of computer-readable storage medium, wherein, the computer-readable storage medium can be stored with journey
Sequence, the part or all of step including any fingerprint collecting method described in the above method embodiment when program is performed
Suddenly.
It should be noted that for foregoing each method embodiment, in order to be briefly described, therefore it is all expressed as a series of
Combination of actions, but those skilled in the art should know, the present invention not by described by sequence of movement limited because
According to the present invention, some steps can sequentially or simultaneously be carried out using other.Secondly, those skilled in the art should also know
Know, embodiment described in this description belongs to preferred embodiment, involved action and module is not necessarily of the invention
It is necessary.
In the above-described embodiments, the description to each embodiment all emphasizes particularly on different fields, and does not have the portion described in detail in certain embodiment
Point, may refer to the associated description of other embodiment.
In several embodiments provided herein, it should be understood that disclosed device, can be by another way
Realize.For example, device embodiment described above is only schematical, such as the division of described unit is only one kind
Division of logic function, can there is other dividing mode when actually realizing, such as multiple units or component can combine or can
To be integrated into another system, or some features can be ignored, or not perform.It is another, it is shown or discussed each other
Coupling or direct-coupling or communication connection can be the INDIRECT COUPLING or communication connection of device or unit by some interfaces,
Can be electrical or other forms.
The unit that is illustrated as separating component can be or may not be it is physically separate, it is aobvious as unit
The part for showing can be or may not be physical location, you can with positioned at a place, or can also be distributed to multiple
On NE.Some or all of unit therein can be according to the actual needs selected to realize the mesh of this embodiment scheme
's.
In addition, during each functional unit in each embodiment of the invention can be integrated in a processing unit, it is also possible to
It is that unit is individually physically present, it is also possible to which two or more units are integrated in a unit.Above-mentioned integrated list
Unit can both be realized in the form of hardware, it would however also be possible to employ the form of SFU software functional unit is realized.
If the integrated unit is to realize in the form of SFU software functional unit and as independent production marketing or use
When, can store in a computer-readable access to memory.Based on such understanding, technical scheme substantially or
Person say the part or technical scheme contributed to prior art all or part can in the form of software product body
Reveal and, the computer software product is stored in a memory, including some instructions are used to so that a computer equipment
(can be personal computer, server or network equipment etc.) performs all or part of each embodiment methods described of the invention
Step.And foregoing memory includes：USB flash disk, read-only storage (ROM, Read-Only Memory), random access memory
(RAM, Random Access Memory), mobile hard disk, magnetic disc or CD etc. are various can be with the medium of store program codes.
One of ordinary skill in the art will appreciate that all or part of step in the various methods of above-described embodiment is can
Completed with instructing the hardware of correlation by program, the program can be stored in a computer-readable memory, memory
Can include：Flash disk, read-only storage (English：Read-Only Memory, referred to as：ROM), random access device (English：
Random Access Memory, referred to as：RAM), disk or CD etc..
The embodiment of the present invention is described in detail above, specific case used herein to principle of the invention and
Implementation method is set forth, and the explanation of above example is only intended to help and understands the method for the present invention and its core concept；
Simultaneously for those of ordinary skill in the art, according to thought of the invention, can in specific embodiments and applications
There is change part, in sum, this specification content should not be construed as limiting the invention.
Claims (11)
1. a kind of fingerprint recognition module, is applied to mobile terminal, it is characterised in that the fingerprint recognition module includes fingerprint core
Piece, cover plate, circuit board and quoit, wherein：
The cover plate is arranged on the side of the fingerprint chip；
The circuit board is arranged on opposite side of the fingerprint chip away from the cover plate；
The quoit is electrically connected around the cover plate, the quoit with the conductive stiffening plate of the mobile terminal.
2. fingerprint recognition module according to claim 1, it is characterised in that the conductive stiffening plate is electrically connected by conductive fabric
Connect the center of the mobile terminal.
3. fingerprint recognition module according to claim 1 and 2, it is characterised in that the quoit and the conductive reinforcement
Plate is electrically connected by conducting foam.
4. fingerprint recognition module according to claim 3, it is characterised in that the conducting foam includes the conductive bubble of nickel-clad copper
Any one in cotton, gold-plated conducting foam, plating carbonaceous conductive foam, tin plating conducting foam, conductive aluminum foil foam, copper-foil conducting electricity foam
Or multiple combination.
5. fingerprint recognition module according to claim 1 and 2, it is characterised in that the quoit and the conductive reinforcement
Plate is connected by conductive fabric.
6. fingerprint recognition module according to claim 5, it is characterised in that the conductive fabric includes nickel plating conductive fabric, plating
Any one or more combination in golden conductive fabric, plating charcoal conductive fabric, aluminium foil fiber composite cloth.
7. fingerprint recognition module according to claim 1 and 2, it is characterised in that the quoit and the conductive reinforcement
Plate is electrically connected by wire.
8. fingerprint recognition module according to claim 1 and 2, it is characterised in that the quoit and the conductive reinforcement
Plate is electrically connected by conductive plate.
9. the fingerprint recognition module according to claim any one of 1-8, it is characterised in that the fingerprint chip includes fingerprint
Sensor, the fingerprint sensor is used to launch fingerprint collecting signal, and the fingerprint collecting signal is used to gather user fingerprints figure
Picture.
10. fingerprint recognition module according to claim 9, it is characterised in that the frequency of the fingerprint collecting signal and institute
The difference for stating the frequency of the voltage signal of the charger output of mobile terminal is more than predetermined threshold value；The width of the fingerprint collecting signal
The amplitude for being worth the voltage signal exported with the charger is more than default amplitude.
A kind of 11. mobile terminals, it is characterised in that including the fingerprint recognition module as described in any one of claim 1~10 with
And processor, memory, communication interface,
The processor is connected with the memory and the communication interface；
The memory storage has executable program code, and the communication interface is used for radio communication.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710047046.2A CN106845409B (en) | 2017-01-22 | 2017-01-22 | Fingerprint identification module and mobile terminal |
| PCT/CN2018/070052 WO2018133665A1 (en) | 2017-01-22 | 2018-01-02 | Fingerprint recognition module and electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710047046.2A CN106845409B (en) | 2017-01-22 | 2017-01-22 | Fingerprint identification module and mobile terminal |
Publications (2)
| Publication Number | Publication Date |
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| CN106845409A true CN106845409A (en) | 2017-06-13 |
| CN106845409B CN106845409B (en) | 2020-03-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710047046.2A Active CN106845409B (en) | 2017-01-22 | 2017-01-22 | Fingerprint identification module and mobile terminal |
Country Status (2)
| Country | Link |
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| CN (1) | CN106845409B (en) |
| WO (1) | WO2018133665A1 (en) |
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| CN107787175A (en) * | 2017-10-19 | 2018-03-09 | 维沃移动通信有限公司 | A kind of mobile terminal |
| WO2018133665A1 (en) * | 2017-01-22 | 2018-07-26 | 广东欧珀移动通信有限公司 | Fingerprint recognition module and electronic device |
| WO2020000155A1 (en) * | 2018-06-25 | 2020-01-02 | 华为技术有限公司 | Fingerprint collecting method and electronic device |
| CN113972487A (en) * | 2021-10-22 | 2022-01-25 | 歌尔光学科技有限公司 | Antenna and electronic equipment |
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| CN113972487B (en) * | 2021-10-22 | 2023-12-26 | 歌尔科技有限公司 | Antenna and electronic equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106845409B (en) | 2020-03-06 |
| WO2018133665A1 (en) | 2018-07-26 |
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Address after: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Applicant after: OPPO Guangdong Mobile Communications Co., Ltd. Address before: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Applicant before: Guangdong Opel Mobile Communications Co., Ltd. |
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