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CN104112142A - Fingerprint identification assembly and electronic device thereof - Google Patents

Fingerprint identification assembly and electronic device thereof Download PDF

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Publication number
CN104112142A
CN104112142A CN201410313555.1A CN201410313555A CN104112142A CN 104112142 A CN104112142 A CN 104112142A CN 201410313555 A CN201410313555 A CN 201410313555A CN 104112142 A CN104112142 A CN 104112142A
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CN
China
Prior art keywords
metal
fingerprint
lead
detection element
electrical
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Granted
Application number
CN201410313555.1A
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Chinese (zh)
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CN104112142B (en
Inventor
谭强
丁国栋
蒋亚兵
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ofilm Microelectronics Technology Co ltd
Nanchang OFilm Tech Co Ltd
Suzhou OFilm Tech Co Ltd
OFilm Group Co Ltd
Jiangxi OMS Microelectronics Co Ltd
Original Assignee
Nanchang OFilm Tech Co Ltd
Suzhou OFilm Tech Co Ltd
Nanchang OFilm Biometric Identification Technology Co Ltd
Shenzhen OFilm Tech Co Ltd
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Application filed by Nanchang OFilm Tech Co Ltd, Suzhou OFilm Tech Co Ltd, Nanchang OFilm Biometric Identification Technology Co Ltd, Shenzhen OFilm Tech Co Ltd filed Critical Nanchang OFilm Tech Co Ltd
Priority to CN201410313555.1A priority Critical patent/CN104112142B/en
Publication of CN104112142A publication Critical patent/CN104112142A/en
Application granted granted Critical
Publication of CN104112142B publication Critical patent/CN104112142B/en
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Abstract

本发明揭示了一种指纹识别组件及其电子装置。指纹识别组件包括:壳体,具有能相对上下移动的底座;第一挠性基材,设置于底座上;指纹检测元件,设置于第一挠性基材上;第一电引导部,设置于第一挠性基材上,其一端连接指纹检测元件;支撑架,间隔设置于底座的下方;第二挠性基材,设置于支撑架上;第二电引导部,设置于第二挠性基材上;第三电引导部,设置于第二挠性基材上;凸起部,设置于底座的下表面且向第二挠性基材凸出;开关装置,设置于凸起部与第二挠性基材之间,当使用者按压指纹检测元件使底座下移后,凸起部致动开关装置,使第二电引导部与第三电引导部之间通过开关装置导通。

The invention discloses a fingerprint identification component and its electronic device. The fingerprint identification assembly includes: a housing with a base that can move up and down relatively; a first flexible base material set on the base; a fingerprint detection element set on the first flexible base material; a first electric guide part set on the On the first flexible substrate, one end of which is connected to the fingerprint detection element; the support frame is arranged under the base at intervals; the second flexible substrate is arranged on the support frame; the second electric guide part is arranged on the second flexible on the base material; the third electrical guide part is arranged on the second flexible base material; the raised part is arranged on the lower surface of the base and protrudes toward the second flexible base material; the switch device is arranged on the raised part and the second flexible base material Between the second flexible substrates, when the user presses the fingerprint detection element to move the base down, the protrusion activates the switch device, so that the second electric guide part and the third electric guide part are conducted through the switch device.

Description

Fingerprint recognition assembly and electronic installation thereof
Technical field
The present invention relates to fingerprint recognition field, particularly a kind of fingerprint recognition assembly and there is the electronic installation of this fingerprint recognition assembly.
Background technology
Along with the widespread use of portable terminal in people's daily life, from strength to strength, and this diversified function has facilitated user to the function of present portable terminal.But portable terminal, in providing more conveniences for user, has carried too many personal information; if once this portable terminal is lost or is stolen; these information, due to the protection of not being correlated with, are therefore easy to let out, and make troubles to user.Therefore, on portable terminal, do some settings aspect secret and seem very necessary.
The function of keeping secret of traditional portable terminal that possesses touch-screen is nothing but to arrange as software functions such as keypad lock on portable terminal, and realizes secret by input password.This traditional portable terminal that possesses touch-screen, conventionally keypad lock is arranged at the edge side of portable terminal highlightedly with button form, therefore user is grabbing while pinching portable terminal or can press unintentionally keypad lock, thereby drives portable terminal, consumes the electric weight of portable terminal.And, because the edge side at portable terminal is provided with keypad lock, thereby give unsmooth, irregular sensation, reduce the exterior quality of portable terminal.Meanwhile, when realizing when secret by input password, all will input password at every turn, therefore seem cumbersome, and password is easily cracked and causes function of keeping secret to lose efficacy.
Summary of the invention
The object of the present invention is to provide a kind of fingerprint recognition assembly and there is the electronic installation of this fingerprint recognition assembly, on the electronic installations such as such as portable terminal, realize fingerprint recognition and switch control thereof.
According to an aspect of the present invention, provide a kind of fingerprint recognition assembly, it is characterized in that, comprising: housing, has the base that can relatively move up and down; The first flexible substrate, is arranged on described base; Fingerprint detection element, is arranged in described the first flexible substrate; The first electric guide portion, is arranged in described the first flexible substrate, and its one end connects described fingerprint detection element; Bracing frame, is arranged at intervals at the below of described base; The second flexible substrate, is arranged on support frame as described above; The second electric guide portion, is arranged in described the second flexible substrate; The 3rd electric guide portion, is arranged in described the second flexible substrate; Lug boss, is arranged at the lower surface of described base and protrudes to described the second flexible substrate; Switchgear, be arranged between described lug boss and described the second flexible substrate, after user presses described fingerprint detection element described base is moved down, described lug boss activates described switchgear, makes between described the second electric guide portion and described the 3rd electric guide portion by described switchgear conducting.
Preferably, described switchgear comprises one pot of young sheet, the young sheet of described pot is arranged in described the second flexible substrate and to described base and protrudes, and be electrically connected with described the second electric guide portion, in the time that user presses described fingerprint detection element described base is moved down, the young sheet of described pot is pressed in the bottom of described lug boss, makes the young sheet generation deformation of described pot to being electrically connected with described the 3rd electric guide portion.
Preferably, the young sheet of described pot is cheese and protrudes to described base.
Preferably, the boss of described base is on the young sheet center line of described dome-shaped pot.
Preferably, in the time that user does not press described fingerprint detection element, described lug boss contacts with the young sheet of described pot.
Preferably, the outside surface of the young sheet of described pot is coated with insulation course.
Preferably, described switchgear also comprises one first hard contact, described the first hard contact is arranged at the upper surface of described the second flexible substrate, and be electrically connected with described the 3rd electric guide portion, after the young sheet generation deformation of described pot, be electrically connected with described the 3rd electric guide portion by described the first hard contact.
Preferably, described the 3rd electric guide portion is the 3rd metal lead wire, and described the second flexible substrate is provided with a via hole, and one end of described the 3rd metal lead wire is electrically connected with described the first hard contact through described via hole.
Preferably, described switchgear also comprises a becket, and described becket is arranged between the young sheet of described pot and described the second flexible substrate.
Preferably, described the 3rd electric guide portion is the 3rd metal lead wire, and described the 3rd metal lead wire is arranged on described the second flexible substrate surface and with described the first hard contact and is electrically connected; Described switchgear also comprises a becket, and described becket is arranged between the young sheet of described pot and described the second flexible substrate, and described becket has second breach of dodging described the 3rd metal lead wire.
Preferably, the young sheet of described pot is provided with first breach corresponding to described the 3rd metal lead wire.
Preferably, described the second electric guide portion is the second metal lead wire, and described the second metal lead wire is electrically connected with the young sheet of described pot by described becket.
Preferably, described becket is circular rings or Q-RING; Described the first hard contact is circular or square.
Preferably, the thickness of described the first hard contact is more than or equal to the thickness of described becket.
Preferably, described switchgear comprises a metal clips, one end of described metal clips is fixed and is electrically connected with described the second electric guide portion, the other end of described metal clips is the elastic extension arm moving up and down, in the time that user presses described fingerprint detection element described base is moved down, described elastic extension arm is pressed in the bottom of described lug boss, described elastic extension arm is moved to described the 3rd electric guide portion and be electrically connected.
Preferably, described the second electric guide portion is the second pin, and described the 3rd electric guide portion is the 3rd conducting bridge and the 3rd pin for being electrically connected with described elastic extension arm.
Preferably, described switchgear comprises a metal clips, one end of described metal clips is fixed, the other end of described metal clips is the elastic extension arm moving up and down, in the time that user presses described fingerprint detection element described base is moved down, described elastic extension arm is pressed in the bottom of described lug boss, described elastic extension arm is moved to described the second electric guide portion and described the 3rd electric guide portion and be electrically connected.
Preferably, described the second electric guide portion is the second conducting bridge and the second pin for being electrically connected with described elastic extension arm, and described the 3rd electric guide portion is the 3rd conducting bridge and the 3rd pin for being electrically connected with described elastic extension arm.
Preferably, described switchgear comprises: the second hard contact, be arranged in described the second flexible substrate, and protrude from least partly the upper surface of described the second flexible substrate, described the second hard contact is electrically connected with the second lead-in wire as described the second electric guide portion; The 3rd hard contact, is arranged in described the second flexible substrate, and protrudes from least partly the upper surface of described the second flexible substrate, and described the 3rd hard contact is electrically connected with the 3rd lead-in wire as described the 3rd electric guide portion; The 4th hard contact, is arranged at the bottom of described lug boss, and is positioned at accordingly the top of described the second hard contact and the 3rd hard contact; After user presses described fingerprint detection element described base is moved down, described the 4th hard contact is displaced downwardly to described the second hard contact and the 3rd hard contact and is electrically connected, and makes described the second lead-in wire and the described the 3rd conducting that goes between.
Preferably, described the first electric guide portion, described the second electric guide portion and described the 3rd electric guide portion are also connected a treatment element jointly.
Preferably, described housing also has a correspondence and is positioned at the upper cover of described base top, and described upper cover covers at described fingerprint detection element top and has one first opening, and described fingerprint detection element is revealed in described the first opening.
Preferably, also comprise a protective seam, at least cover the surface of the fingerprint detection element that is revealed in described the first opening, described protective seam is that class is bored carbon plated film or high saturating anti-fingerprint AF film.
According to another aspect of the present invention, also provide a kind of electronic installation with fingerprint recognition measuring ability, comprise described fingerprint recognition assembly.
According to technical scheme disclosed by the invention, can on the electronic installations such as such as portable terminal, realize fingerprint recognition and two functions of switch control simultaneously, expand the practical application of fingerprint recognition.
Brief description of the drawings
By describe its example embodiment in detail with reference to accompanying drawing, above-mentioned and further feature of the present invention and advantage will become more obvious.
Fig. 1 is the structural representation of fingerprint recognizer component in the first embodiment of the present invention;
Fig. 2 is the structural representation of pressing the fingerprint recognition assembly after fingerprint detection element in Fig. 1;
Fig. 3 a is the structure enlarged diagram of the switchgear of fingerprint recognizer component in the first embodiment of the present invention;
Fig. 3 b is the schematic top plan view of the switchgear of fingerprint recognizer component in the first embodiment of the present invention;
Fig. 4 is the vertical view of the switchgear of fingerprint recognizer component in the second embodiment of the present invention;
Fig. 5 is that the switchgear of fingerprint recognizer component in the second embodiment of the present invention is removed the vertical view after the young sheet of pot;
Fig. 6 is the vertical view of the young sheet of pot of the switchgear of fingerprint recognizer component in the second embodiment of the present invention;
Fig. 7 is the vertical view under the assembled state of the switchgear of fingerprint recognizer component in the third embodiment of the present invention;
Fig. 8 is the vertical view under the decomposing state of the switchgear of fingerprint recognizer component in the third embodiment of the present invention;
Fig. 9 is the upward view of the switchgear of fingerprint recognizer component in the fourth embodiment of the present invention;
Figure 10 is the structural representation of fingerprint recognizer component in the fifth embodiment of the present invention; And
Figure 11 is the electronic installation for fingerprint recognition detection in the embodiment of the present invention.
Accompanying drawing of the present invention is only for illustrating relative position relation and electrical connection, and the bed thickness at some position has adopted the plotting mode of lavishing praise on oneself so that understand, and the bed thickness in accompanying drawing does not represent the proportionate relationship of actual bed thickness.
Embodiment
Referring now to accompanying drawing, example embodiment is more fully described.But example embodiment can be implemented in a variety of forms, and should not be understood to be limited to embodiment set forth herein; On the contrary, provide these embodiments to make the present invention by comprehensive and complete, and the design of example embodiment is conveyed to those skilled in the art all sidedly.Identical in the drawings Reference numeral represents same or similar structure, thereby will omit being repeated in this description them.
Described feature, structure or characteristic can be combined in one or more embodiments in any suitable manner.In the following description, thus provide many details to provide fully understanding embodiments of the present invention.But, one of ordinary skill in the art would recognize that there is no one or more in described specific detail, or adopt other method, constituent element, material etc., also can put into practice technical scheme of the present invention.In some cases, be not shown specifically or describe known features, material or operation to avoid fuzzy the present invention.
Embodiment mono-
As shown in Figure 1 and Figure 2, fingerprint recognition assembly of the present invention comprise housing 1, the first flexible substrate 21, the second flexible substrate 22, fingerprint detection element 3, the first lead-in wire 4 as the first electric guide portion, switchgear, as the second lead-in wire 6 of the second electric guide portion, as the 3rd lead-in wire 7, bracing frame 8 and the protective seam 9 of the 3rd electric guide portion.
Housing 1 has a upper cover 11 and the corresponding base 12 that is positioned at upper cover 11 belows and can relatively moves up and down.Wherein, upper cover 11 has one first opening 111.The lower surface of base 12 also has a lug boss 121 protruding to the second flexible substrate 22.
The first flexible substrate 21 is arranged on base 12, and part is placed in housing 1, is positioned at the top of base 12.Flexible substrate 21 in the present embodiment is flexible PCB or polyethylene terephthalate (PET, Polyethylene terephthalate), but not as limit.
Fingerprint detection element 3 is arranged in the first flexible substrate 21.For example, the first flexible substrate 2 is provided with embossed layer (not shown), and embossed layer surface is formed with groove, and fingerprint detection element 3 is arranged in the groove of the first flexible substrate 21.Fingerprint detection element 3 can be formed in the first flexible substrate 21 by sputter or the mode of silk-screen.Fingerprint detection element 3 is also placed in housing 1, is positioned at the below of upper cover 11, and is revealed in the first opening 111 places.
The first lead-in wire 4 is arranged in the first flexible substrate 21, and its one end connects fingerprint detection element 3, and the other end connects a treatment element.This treatment element can be a fingerprint recognition chip, but not as limit.The signal of fingerprint detection element 3 is transferred to this treatment element by the first lead-in wire 4.The first lead-in wire 4 also can be formed in the first flexible substrate 21 by sputter or the mode of silk-screen.
Bracing frame 8 is arranged at intervals at the below of base 12.The second flexible substrate 22 is arranged on bracing frame 8.The second flexible substrate 22 in the present embodiment is flexible PCB or polyethylene terephthalate (PET, Polyethylene terephthalate), but not as limit.
Described switchgear is arranged between the second flexible substrate 22 and lug boss 121.In this embodiment, described switchgear is the young sheet 51 of pot as shown in Figure 1 and Figure 2.The young sheet 51 of pot is arranged in the second flexible substrate 22 projectedly towards base 12.For example, protrude to base 12 at the middle part of the young sheet 51 of pot, and its edge is connected with the second flexible substrate 22.The young sheet 51 of pot can be the young sheet of circular pot, the young sheet of ellipse (oval) pot, the young sheet of triangle pot or the young sheet of cruciform pot, can also be single layer structure, the double-deck or young sheet of pot with salient point, is not limited to structure shown in the drawings.Preferably, the young sheet 51 of pot is cheese protrusion.The outside surface of the young sheet 51 of pot can also be provided with an insulation course 54.
The second lead-in wire 6 is arranged in the second flexible substrate 22, and its one end connects this treatment element, and the other end can be electrically connected with the arbitrary end on the edge of the young sheet 51 of pot.The second lead-in wire 6 also can be formed in the second flexible substrate 22 by sputter or the mode of silk-screen.
The 3rd lead-in wire 7 is arranged in the second flexible substrate 22, and its one end connects this treatment element, and the other end is exposed to the upper surface of (for example extending upward) the second flexible substrate 22, and is positioned at the region that the edge of the young sheet 51 of pot surrounds.The 3rd lead-in wire 7 also can be formed in the second flexible substrate 22 by sputter or the mode of silk-screen.
Be not pressed at fingerprint detection element 3 original state time, lug boss 121 can contact with the young sheet 51 of pot, young sheet 51 support levels of pot fingerprint recognition detecting element 3, the first flexible substrate 21 and the base 12 of side thereon; Certainly in the time of original state, lug boss 121 can be not contact with the young sheet 51 of pot yet, by other flexible member base for supporting 12 etc.
When user presses fingerprint detection element 3 and the base 12 that makes the first flexible substrate 21 and be positioned at its below while moving down, the bottom of lug boss 121 presses down the young sheet 51 of pot, when sinking to contact (as shown in Figure 2) while forming electrical connection, the circuit formation conducting between fingerprint detection element 3 and this treatment element with the other end of the 3rd lead-in wire 7 in the middle part of the young sheet 51 of pot.Now, fingerprint detection element 3 starts the fingerprint image of user finger to identify, and then identifying information is sent to treatment element, with this for the registration to user or certification.
Protective seam 9 is arranged on fingerprint detection element 3; its size and the first opening 111 are roughly the same; and position is corresponding with the first opening 111; covering is revealed in the surface of the fingerprint detection element 3 at the first opening 111 places, adequately protects and is revealed in the fingerprint detection element 3 easy to wear at the first opening 111 places.The thickness of protective seam 9 can be 50um, but not as limit.The material of protective seam 9 is that class is bored carbon plated film (Diamond Like Carbon Coating) or high saturating anti-fingerprint AF film etc., but not as limit.Be understandable that, protective seam 9 also can be set to cover the whole upper surface of fingerprint detection element 3, and it reaches protection fingerprint detection element 3 equally, avoids the effect of its wearing and tearing.
Further, above-mentioned fingerprint detection element 3 can be any one fingerprint detection element, as active capacitance type fingerprint detecting element, passive capacitance type fingerprint detecting element, pressure sensitive fingerprint detection element or swiping formula fingerprint detection element etc.For example, in the time that fingerprint detection element 3 is swiping formula fingerprint detection element, fingerprint detection element 3 at least a portion are made up of conductive grid.Fingerprint detection element 3 comprises multiple drive electrodes and induction electrode.Many drive electrode is arranged side by side and is spaced apart from each other, and many drive electrodes are relative to form multiple detector gap at interval with induction electrode respectively.Many drive electrode is parallel to each other, and is connected to one drive circuit.On induction electrode, arrange perpendicular to drive electrode.Each drive electrode is separated by detector gap and induction electrode.
When user is in the time moving up perpendicular to the side of induction electrode or brandish finger, driving circuit encourages drive electrode to drive signal sequence.In the time that the ridge peak of fingerprint and ridge paddy skim over detector gap, the driving signal that is applied to drive electrode is capacitively coupled to induction electrode according to the electric capacity of single detector gap.Electric capacity changes according to ridge peak and the ridge paddy of the fingerprint that skims over detector gap.Capacitively coupled driving signal is coupled to induction electrode, and detects to provide a line fingerprint image by a sensor circuit.Can form complete fingerprint image by combination multi-disc fingerprint graph.
As shown in Figure 3 a and Figure 3 b shows, it shows the structure enlarged diagram of the switchgear of fingerprint recognizer component in the first embodiment of the present invention.In a preferred embodiment of the invention, described switchgear also comprises one first hard contact 52.The first hard contact 52 is arranged at the upper surface of the second flexible substrate 22, and is electrically connected with the 3rd lead-in wire 7, and the young sheet 51 of pot occurs to contact with the first hard contact 52 after deformation, and then is electrically connected with the 3rd lead-in wire 7 by the first hard contact 52.The xsect of the first hard contact 52 can be any in circle or square.
In first embodiment of the invention, the arrangement of the 3rd lead-in wire is: in the second flexible substrate 22, be provided preferably with via hole 221, the three lead-in wire 7 and be arranged at the inside of the second flexible substrate 22, its one end is electrically connected with the first hard contact 52 through via hole 221.
Described switchgear also comprises a becket 53.Becket 53 is arranged between metal clips 51 and the second flexible substrate 22, and the second lead-in wire 6 is electrically connected with metal clips 51 by becket 53.In this embodiment, becket 53 is a circular rings, and the thickness of becket 53 is less than or equal to the thickness of the first hard contact 52.
Embodiment bis-
As shown in Figures 4 to 6, Fig. 4 shows the vertical view of the switchgear of fingerprint recognizer component in the second embodiment of the present invention; Fig. 5 shows the switchgear of fingerprint recognizer component in the second embodiment of the present invention and removes the vertical view after the young sheet of pot; Fig. 6 shows the vertical view of the young sheet of pot of the switchgear of fingerprint recognizer component in the second embodiment of the present invention.The structure of the arrangement of different from the first embodiment shown in above-mentioned Fig. 1 is the 3rd lead-in wire and becket, the young sheet of pot.Particularly, the 3rd lead-in wire 7 is arranged at the upper surface of the second flexible substrate 22 and is electrically connected with the first hard contact 52.The young sheet 51 ' of pot is provided with first breach 511 corresponding to described the 3rd lead-in wire.Becket 53 ' is a Q-RING not sealing (can be also circular rings), and it is provided with one, and to dodge the 3rd lead-in wire the second breach 531, the second breach 531 of 7 corresponding with the position of the first breach 511.
Embodiment tri-
As shown in Figure 7 and Figure 8, it shows respectively the upward view under combination and the decomposing state of the switchgear of fingerprint recognizer component in the third embodiment of the present invention.Different from above-mentioned the first embodiment: described switchgear comprises a metal clips 58, (diagram slightly) fixed and be electrically connected with described the second electric guide portion in one end of described metal clips 58, the other end of described metal clips 58 is the elastic extension arm 581 moving up and down, in the time that user presses described fingerprint detection element 3 described base 12 is moved down, described elastic extension arm 581 is pressed in the bottom of described lug boss 121, described elastic extension arm 581 is moved to described the 3rd electric guide portion and be electrically connected.Wherein, described the second electric guide portion is the second pin 61, and described the 3rd electric guide portion is the 3rd conducting bridge 71 and the 3rd pin 72 for being electrically connected with described elastic extension arm.
Embodiment tetra-
As shown in Figure 9, it shows the upward view of the switchgear of fingerprint recognizer component in the fourth embodiment of the present invention.Different from above-mentioned the first embodiment: described switchgear comprises a metal clips 58 ', one end of described metal clips 58 ' is fixed, the other end of described metal clips 58 ' is the elastic extension arm 581 ' moving up and down, in the time that user presses described fingerprint detection element 12 described base 12 is moved down, described elastic extension arm 581 ' is pressed in the bottom of described lug boss 121, described elastic extension arm 581 ' is moved to described the second electric guide portion and described the 3rd electric guide portion and be electrically connected.Wherein, described the second electric guide portion is the second conducting bridge 61 ' and the second pin 62 ' for being electrically connected with described elastic extension arm, described the 3rd electric guide portion is the 3rd conducting bridge 71 ' and the 3rd pin 72 ' (before elastic extension arm 581 ' is not depressed, not being electrically connected between the second conducting bridge 61 ' and the 3rd conducting bridge 71 ') for being electrically connected with described elastic extension arm.
Embodiment five
As shown in figure 10, it shows the structural representation of fingerprint recognizer component in the fifth embodiment of the present invention.Different from above-mentioned the first embodiment: described switchgear comprises the second hard contact 55, the 3rd hard contact 56 and the 4th hard contact 57.More specifically, the second hard contact 55 is arranged in the second flexible substrate 2 and partly protrudes from the upper surface of the second flexible substrate 22, and it is electrically connected with the second lead-in wire 6.The 3rd hard contact 56 is arranged in the second flexible substrate 22 and partly protrudes from the upper surface of the second flexible substrate 22, and it is electrically connected with the 3rd lead-in wire 7.The 4th hard contact 57 is arranged at the bottom of lug boss 121, and is positioned at accordingly the top of the second hard contact 55 and the 3rd metal 56 contacts.After described base pressurized moves down, described the 4th hard contact 57 be displaced downwardly to the second hard contact 55 and the 3rd hard contact 56 with contact, thereby the second lead-in wire 6 and the 3rd lead-in wire 7 conductings, and then make the circuit between fingerprint detection element 3 and this treatment element form conducting.Now, fingerprint detection element 3 starts the fingerprint image of user finger to identify, and then identifying information is sent to treatment element, with this for the registration to user or certification.
Further, fingerprint recognition assembly of the present invention such as can be arranged at, in an electronic installation (mobile phone etc.).Wherein, this electronic installation there is a non-display area, this non-display area is provided with a perforate, fingerprint recognition assembly is arranged in this perforate, and its position is such as, with the button (the HOME key of mobile phone etc.) of this electronic installation corresponding.
With reference to Figure 11, according to another aspect of the present invention, also provide a kind of electronic installation for fingerprint recognition detection (the such as portable terminal such as mobile phone, ipad or entrance guard device), comprise above-mentioned fingerprint recognition assembly.This fingerprint recognition assembly is connected with components and parts such as substrate in this electronic installation, mainboard, touch elements by the first flexible substrate 21, the second flexible substrate 22.For example: this substrate can be the transparent cover plate of touch display screen, and this fingerprint recognition assembly is arranged at the non-display area S of touch display screen.This touch element is arranged at the viewing area of this transparent cover plate.This touch element can be the one in capacitance plate, touch screens, piezoelectric type touch screen, infrared-type touch-screen, surface acoustic wave touch screen etc., but not as limit.Touch element can be formed at (but not as limit) in the first flexible substrate 21 or the second flexible substrate 22 by the technique such as etching, lamination.This mainboard connects respectively this touch element, the first flexible substrate 21 and the second flexible substrate 22.This mainboard can connect the first flexible substrate 21 or the second flexible substrate 22 by Anisotropically conductive material (ACF).Certainly, those skilled in the art can, according to the needs in the practical structures of electronic installation and annexation, adjust the connected mode of this fingerprint recognition assembly and this electronic installation accordingly.Be understandable that, after this fingerprint recognition assembly is connected with electronic installation, the circuit that can also realize the mainboard of simultaneously controlling this electronic installation connects, and uses using the switch as this electronic installation.
In summary, fingerprint recognition assembly of the present invention can be realized fingerprint recognition and two functions of switch control on the electronic installations such as such as portable terminal simultaneously, has expanded the practical application of fingerprint recognition.
Below illustrate particularly and described illustrative embodiments of the present invention.Should be appreciated that, the invention is not restricted to disclosed embodiment, on the contrary, the invention is intended to contain the various amendments and the equivalent replacement that comprise within the scope of the appended claims.

Claims (23)

1.一种指纹识别组件,其特征在于,包括:1. A fingerprint identification component, characterized in that, comprising: 壳体,具有能相对上下移动的底座;The shell has a base that can move up and down relatively; 第一挠性基材,设置于所述底座上;a first flexible substrate, disposed on the base; 指纹检测元件,设置于所述第一挠性基材上;a fingerprint detection element arranged on the first flexible substrate; 第一电引导部,设置于所述第一挠性基材上,其一端连接所述指纹检测元件;The first electrical guide part is arranged on the first flexible substrate, one end of which is connected to the fingerprint detection element; 支撑架,间隔设置于所述底座的下方;The supporting frame is arranged at intervals below the base; 第二挠性基材,设置于所述支撑架上;the second flexible base material is arranged on the support frame; 第二电引导部,设置于所述第二挠性基材上;a second electrical guide, disposed on the second flexible substrate; 第三电引导部,设置于所述第二挠性基材上;a third electrical guide part disposed on the second flexible substrate; 凸起部,设置于所述底座的下表面且向所述第二挠性基材凸出;a raised portion, disposed on the lower surface of the base and protruding toward the second flexible substrate; 开关装置,设置于所述凸起部与所述第二挠性基材之间,当使用者按压所述指纹检测元件使所述底座下移后,所述凸起部致动所述开关装置,使所述第二电引导部与所述第三电引导部之间通过所述开关装置导通。The switch device is arranged between the raised part and the second flexible base material, and when the user presses the fingerprint detection element to move the base down, the raised part activates the switch device , making conduction between the second electric lead part and the third electric lead part via the switch device. 2.如权利要求1所述的指纹识别组件,其特征在于,所述开关装置包括一锅仔片,所述锅仔片设置于所述第二挠性基材上且向所述底座凸出,并与所述第二电引导部电连接,当使用者按压所述指纹检测元件使所述底座下移时,所述凸起部的底端按压所述锅仔片,使所述锅仔片发生形变至与所述第三电引导部电连接。2. The fingerprint identification component according to claim 1, wherein the switch device comprises a metal pin, and the metal metal pin is arranged on the second flexible base material and protrudes toward the base , and is electrically connected with the second electric guide part, when the user presses the fingerprint detection element to move the base down, the bottom end of the raised part presses the metal dome, so that the metal dome The sheet is deformed into electrical connection with said third electrical lead. 3.如权利要求2所述的指纹识别组件,其特征在于,所述锅仔片呈圆顶形向所述底座凸出。3. The fingerprint identification assembly according to claim 2, wherein the metal dome protrudes toward the base in a dome shape. 4.如权利要求3所述的指纹识别组件,其特征在于,所述底座的凸起部位于所述圆顶形的锅仔片中心线上。4. The fingerprint identification assembly according to claim 3, wherein the raised portion of the base is located on the center line of the dome-shaped metal dome. 5.如权利要求2所述的指纹识别组件,其特征在于,当使用者未按压所述指纹检测元件时,所述凸起部与所述锅仔片相接触。5 . The fingerprint identification assembly according to claim 2 , wherein when the user does not press the fingerprint detection element, the raised portion is in contact with the metal dome. 5 . 6.如权利要求2所述的指纹识别组件,其特征在于,所述锅仔片的外表面覆盖有绝缘层。6. The fingerprint identification assembly according to claim 2, wherein the outer surface of the metal pin is covered with an insulating layer. 7.如权利要求2所述的指纹识别组件,其特征在于,所述开关装置还包括一第一金属触点,所述第一金属触点设置于所述第二挠性基材的上表面,且与所述第三电引导部电连接,所述锅仔片发生形变后通过所述第一金属触点与所述第三电引导部电连接。7. The fingerprint identification component according to claim 2, wherein the switch device further comprises a first metal contact, and the first metal contact is arranged on the upper surface of the second flexible substrate , and is electrically connected to the third electrical lead part, and the dome is electrically connected to the third electric lead part through the first metal contact after deformation. 8.如权利要求7所述的指纹识别组件,其特征在于,所述第三电引导部是第三金属引线,所述第二挠性基材上设有一过孔,所述第三金属引线的一端穿过所述过孔与所述第一金属触点电连接。8. The fingerprint identification component according to claim 7, wherein the third electrical guide is a third metal lead, a via hole is provided on the second flexible base material, and the third metal lead One end of the through hole is electrically connected to the first metal contact. 9.如权利要求7所述的指纹识别组件,其特征在于,所述开关装置还包括一金属环,所述金属环设置于所述锅仔片与所述第二挠性基材之间。9 . The fingerprint recognition component according to claim 7 , wherein the switch device further comprises a metal ring, and the metal ring is disposed between the metal dome and the second flexible base material. 10.如权利要求7所述的指纹识别组件,其特征在于,所述第三电引导部是第三金属引线,所述第三金属引线设置于所述第二挠性基材表面上且与所述第一金属触点电连接;10. The fingerprint recognition component according to claim 7, characterized in that, the third electrical guide part is a third metal lead, and the third metal lead is arranged on the surface of the second flexible substrate and is in contact with The first metal contact is electrically connected; 所述开关装置还包括一金属环,所述金属环设置于所述锅仔片与所述第二挠性基材之间,所述金属环具有避让所述第三金属引线的第二缺口。The switch device further includes a metal ring, the metal ring is disposed between the dome and the second flexible base material, and the metal ring has a second gap for avoiding the third metal lead wire. 11.如权利要求10所述的指纹识别组件,其特征在于,所述锅仔片设有一对应于所述第三金属引线的第一缺口。11. The fingerprint recognition component according to claim 10, wherein the metal pin is provided with a first notch corresponding to the third metal lead. 12.如权利要求9或10所述的指纹识别组件,其特征在于,所述第二电引导部是第二金属引线,所述第二金属引线通过所述金属环与所述锅仔片电连接。12. The fingerprint identification assembly according to claim 9 or 10, wherein the second electrical lead is a second metal lead, and the second metal lead is electrically connected to the metal dome through the metal ring. connect. 13.如权利要求9或10所述的指纹识别组件,其特征在于,所述金属环为圆形环或方形环;所述第一金属触点是圆形或方形。13. The fingerprint recognition component according to claim 9 or 10, wherein the metal ring is a circular ring or a square ring; the first metal contact is a circular or square ring. 14.如权利要求9或10所述的指纹识别组件,其特征在于,所述第一金属触点的厚度大于或等于所述金属环的厚度。14. The fingerprint identification component according to claim 9 or 10, wherein the thickness of the first metal contact is greater than or equal to the thickness of the metal ring. 15.如权利要求1所述的指纹识别组件,其特征在于,所述开关装置包括一金属弹片,所述金属弹片的一端固定并与所述第二电引导部电连接,所述金属弹片的另一端为上下移动的弹性延伸臂,当使用者按压所述指纹检测元件使所述底座下移时,所述凸起部的底端按压所述弹性延伸臂,使所述弹性延伸臂移动至与所述第三电引导部电连接。15. The fingerprint identification assembly according to claim 1, wherein the switch device comprises a metal dome, one end of the metal dome is fixed and electrically connected to the second electrical guide, and the metal dome The other end is an elastic extension arm that moves up and down. When the user presses the fingerprint detection element to move the base down, the bottom end of the protrusion presses the elastic extension arm to move the elastic extension arm to It is electrically connected with the third electrical lead. 16.如权利要求15所述的指纹识别组件,其特征在于,所述第二电引导部为第二引脚,所述第三电引导部为用于与所述弹性延伸臂电连接的第三导电桥和第三引脚。16. The fingerprint identification assembly according to claim 15, wherein the second electrical guide is a second pin, and the third electrical guide is a first pin for electrical connection with the elastic extension arm. Three conductive bridges and a third pin. 17.如权利要求1所述的指纹识别组件,其特征在于,所述开关装置包括一金属弹片,所述金属弹片的一端固定,所述金属弹片的另一端为上下移动的弹性延伸臂,当使用者按压所述指纹检测元件使所述底座下移时,所述凸起部的底端按压所述弹性延伸臂,使所述弹性延伸臂移动至与所述第二电引导部和所述第三电引导部电连接。17. The fingerprint identification assembly according to claim 1, wherein the switch device comprises a metal dome, one end of the metal dome is fixed, and the other end of the metal dome is an elastic extension arm that moves up and down. When the user presses the fingerprint detection element to move the base down, the bottom end of the protruding part presses the elastic extension arm, so that the elastic extension arm moves to align with the second electric guide part and the The third electrical leads are electrically connected. 18.如权利要求17所述的指纹识别组件,其特征在于,所述第二电引导部为用于与所述弹性延伸臂电连接的第二导电桥和第二引脚,所述第三电引导部为用于与所述弹性延伸臂电连接的第三导电桥和第三引脚。18. The fingerprint identification assembly according to claim 17, wherein the second electrical guide part is a second conductive bridge and a second pin for electrical connection with the elastic extension arm, and the third The electrical guide part is a third conductive bridge and a third pin for electrical connection with the elastic extension arm. 19.如权利要求1所述的指纹识别组件,其特征在于,所述开关装置包括:19. The fingerprint identification assembly according to claim 1, wherein the switch device comprises: 第二金属触点,设置于所述第二挠性基材中,且至少部分凸出于所述第二挠性基材的上表面,所述第二金属触点与作为所述第二电引导部的第二引线电连接;The second metal contact is arranged in the second flexible base material and at least partly protrudes from the upper surface of the second flexible base material, the second metal contact and the second electrical contact the second lead wire of the leading part is electrically connected; 第三金属触点,设置于所述第二挠性基材中,且至少部分凸出于所述第二挠性基材的上表面,所述第三金属触点与作为所述第三电引导部的第三引线电连接;The third metal contact is arranged in the second flexible base material and at least partly protrudes from the upper surface of the second flexible base material, the third metal contact is connected with the third electrical contact The third lead wire of the leading part is electrically connected; 第四金属触点,设置于所述凸起部的底端,且对应地位于所述第二金属触点以及第三金属触点的上方;The fourth metal contact is arranged at the bottom end of the raised portion and is correspondingly located above the second metal contact and the third metal contact; 当使用者按压所述指纹检测元件使所述底座下移后,所述第四金属触点下移至与所述第二金属触点和第三金属触点电连接,使所述第二引线和所述第三引线导通。When the user presses the fingerprint detection element to move the base down, the fourth metal contact moves down to electrically connect with the second metal contact and the third metal contact, so that the second lead wire conduction with the third lead. 20.如权利要求1、2、8、10、15、17和19中任一项所述的指纹识别组件,其特征在于,所述第一电引导部、所述第二电引导部和所述第三电引导部还共同连接一处理元件。20. The fingerprint identification assembly according to any one of claims 1, 2, 8, 10, 15, 17 and 19, characterized in that, the first electrical guide, the second electrical guide and the The third electrical lead portion is also commonly connected to a processing element. 21.如权利要求1所述的指纹识别组件,其特征在于,所述壳体还具有一对应位于所述底座上方的上盖,所述上盖罩设于所述指纹检测元件上方且具有一第一开口,所述指纹检测元件显露于所述第一开口。21. The fingerprint identification assembly according to claim 1, wherein the housing also has a corresponding upper cover located above the base, the upper cover is arranged above the fingerprint detection element and has a The first opening, where the fingerprint detection element is exposed. 22.如权利要求21所述的指纹识别组件,其特征在于,还包括一保护层,至少覆盖显露于所述第一开口的指纹检测元件的表面,所述保护层为类钻碳镀膜或高透防指纹AF膜。22. The fingerprint identification assembly according to claim 21, further comprising a protective layer, at least covering the surface of the fingerprint detection element exposed in the first opening, the protective layer is diamond-like carbon coating or high Anti-fingerprint AF film. 23.一种具有指纹识别检测功能的电子装置,包括如权利要求1至22中任意一项所述的指纹识别组件。23. An electronic device with a fingerprint recognition detection function, comprising the fingerprint recognition component according to any one of claims 1 to 22.
CN201410313555.1A 2014-07-02 2014-07-02 Fingerprint recognition component and its electronic device Expired - Fee Related CN104112142B (en)

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