CN2768086Y - Fingerprint scanning device and electronic device with fingerprint scanning function - Google Patents
Fingerprint scanning device and electronic device with fingerprint scanning function Download PDFInfo
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- CN2768086Y CN2768086Y CN 200520002423 CN200520002423U CN2768086Y CN 2768086 Y CN2768086 Y CN 2768086Y CN 200520002423 CN200520002423 CN 200520002423 CN 200520002423 U CN200520002423 U CN 200520002423U CN 2768086 Y CN2768086 Y CN 2768086Y
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Abstract
The utility model provides a fingerprint scanning device and an electronic device with a fingerprint scanning function. The fingerprint scanning device comprises a contact type image sensing module, a signal conversion controller, a module controller and an interface controller, wherein the contact type image sensing module is used for extracting fingerprint images, the signal conversion controller is used for conversing analogue signals of the fingerprint images into digital signals, the module controller is used for controlling the contact type image sensing module and the signal conversion controller, and the interface controller is used for controlling the digital signals to transmit into a controller which is arranged in an electronic device. By the application of the contact type image sensing module, the cost of the fingerprint scanning device is reduced, the service life of the fingerprint scanning device is long, and the extractive fingerprint images are clearer. By using the way that the interface controller is connected to the signal conversion controller and the module controller, the transmitted digital signals of the signal conversion controller are easy to obtain and use.
Description
Technical field
The electronic equipment that the utility model relates to a kind of finger scan device and has the finger scan function particularly relates to a kind of in conjunction with compatible high data transmission and the finger scan device of control interface and the electronic equipment with finger scan function.
Background technology
Individual's fingerprint is one to be different from the exclusive biological characteristic of other people's fingerprint, and its application becomes safe that personal identification number possesses.Because the increase with its storage volume is popularized in the use of electronic equipment, the protection that is stored in the personal data in it becomes more important.Therefore, can manage personal data with fingerprint effectively as the unlatching of control electronic equipment or the password of use.
Electronic equipment as mobile phone, main frame and various computer peripheral equipment, extracts its user's the work of fingerprint to authenticate by a finger scan device.After fingerprint image in this finger scan device is converted into digital finger-print information, also need be easy to transfer to the controller of this electronic equipment, the effect of competence exertion finger print identifying.
This finger scan device comprises an image sensing module.This image sensing module can be designed to face type or line style to extract image.The image sensing mode of this image sensing module can be condenser type, temp. type or electromagnetic type etc.As announce a kind of " the portable type telecommunication device that comprises a fingerprint sensing assembly " that is disclosed for No. 6088585 in 2000/7/11 U.S. Pat, it has an electric field sensing electrode array.For avoiding the influence of static, this telecommunication device needs to increase electrostatic protection apparatus in addition, and therefore, its cost improves, and it is easy to damage in process of production because of static.In addition, fingerprint contacts this electric field sensing electrode array and also can make it be easy to damage.The image sensing mode of temp. type can can't be extracted clearly fingerprint image because fingerprint stays in the overlong time on this image sensing module.
For extracting the face type image of a fingerprint, the line style image sensing module needs to detect this fingerprint and moves thereon movement velocity, obtaining the fingerprint image of fragment, and further with its calculation process to be integrated into a complete fingerprint image.
Known image sensing module with motion detection function, as announce a kind of " the using the method and apparatus of linear transducer " of being disclosed in Taiwan patent TW544630 number of 2003/8/1 with scanning fingerprint, it comprises a linear device for image, a cylinder, a light source, a focalizer and a rotation detector.This cylinder is used for a fingerprint and is moved thereon.The light of this light source is passed to this cylinder, and this light is reflexed to this focalizer by this fingerprint, and this light is focused on this linearity device for image by this focalizer.This rotation detector is in order to detect the rotational speed of this cylinder, with the movement velocity of further this fingerprint of acquisition.
Above-mentioned known image sensing module with motion detection function, the movement velocity that it needs to judge by cylinder and rotation detector fingerprint causes the complex structure of whole image sensing module and volume big, is not suitable for being assembled in the electronic equipment of miniaturization.
Secondly, can not there be skew the position of this focalizer, just can make light be passed to this linearity device for image exactly, and its permissible tolerance is little, and requiring of causing assembling is too high, influences product percent of pass.
And it is even inadequately that this light source is transmitted to the light intensity of this cylinder, causes the calculation process complexity of known image sensing module to the fingerprint image of its extraction, and efficient is low.
In addition, if the quantity of this light source of increase and arranged spaced under this cylinder, not only still have the uniform inadequately problem of light intensity, and more cause the increase of its cost and the increase of power consumption.
Therefore, as from the foregoing, above-mentioned known finger scan device and the electronic equipment with finger scan function on reality is used, obviously have inconvenience and disappearance, and remain to be improved.
Therefore, propose a kind of reasonable in design and effectively improve the utility model of above-mentioned disappearance.
Summary of the invention
Fundamental purpose of the present utility model is the electronic equipment that a kind of finger scan device is provided and has the finger scan function, makes clear and its digital finger-print information of cost reduction, long service life, the fingerprint image of finger scan device be easy to be obtained use.
Another purpose of the present utility model, be the electronic equipment that a kind of finger scan device is provided and has the finger scan function, make the framework of sensing component of the image sensing module of finger scan device can detect the speed of related movement of a fingerprint with respect to this sensing component, to dwindle the volume of image sensing module, be installed in the shared space of electronic equipment thereby save it.
Another purpose of the present utility model, be the electronic equipment that a kind of finger scan device is provided and has the finger scan function, it is bigger to make the light of light source of the image sensing module of finger scan device be passed to the permissible tolerance of the formed light path of its sensing component, to promote product percent of pass.
Another purpose of the present utility model, be the electronic equipment that a kind of finger scan device is provided and has the finger scan function, light when making the light source of the image sensing module of finger scan device be passed to a fingerprint is more even, to promote the calculation process efficient to the fingerprint image of its extraction.
A purpose more of the present utility model is the electronic equipment that a kind of finger scan device is provided and has the finger scan function, makes the requirement and the power consumption of light source of image sensing module of finger scan device few, to reduce its cost and to prolong its service time.
In order to reach above-mentioned purpose, the utility model mainly provides a kind of finger scan device, comprises a contact-type image sensing module, a signal converting controller, a module controller and an interface controller; This contact-type image sensing module is in order to extract a fingerprint image, and its sensing is exported the simulating signal of a fingerprint image; This signal converting controller is electrically connected at this contact-type image sensing module, becomes digital signal in order to the simulating signal of changing this fingerprint image; This module controller is electrically connected at this contact-type image sensing module and this signal converting controller, in order to export control signal to control this contact-type image sensing module and this signal converting controller; This interface controller is electrically connected at this signal converting controller and this module controller, makes this digital signal be sent to the controller in the electronic equipment in order to the output control signal.
By the application of this contact-type image sensing module, the cost of this finger scan device is reduced and long service life, and the fingerprint image of its extraction is more clear.
Be connected in this signal converting controller and this module controller by this interface controller, the digital signal that this signal converting controller is transmitted is easy to be obtained use.
In preferred embodiment, this contact-type image sensing module comprises a main circuit substrate, a linear sensing component array, at least one motion detection assembly, a light source and a detection faces; This linearity sensing component array is located on this main circuit substrate; This at least one motion detection assembly be located on this main circuit substrate and configured in parallel in a side of this linearity sensing component array; This detection faces is defined in a side of this linearity sensing component array and this at least one motion detection assembly; Wherein this detection faces is in order to put a fingerprint thereon, and the light of this light source is passed to this detection faces, and this light is reflexed to this linearity sensing component array and this at least one motion detection assembly by this fingerprint.
In preferred embodiment, this linearity sensing component array has a plurality of image sensing components, and at least one described image sensing component is corresponding to this at least one motion detection assembly and be defined as at least one contrast sensing component.
Contrast sensing component by this motion detection assembly and this linearity sensing component array respectively to one section of this fingerprint extraction with reference to image data and one section contrast image data, differentiate the calculation process of mathematical expression and speed differentiation mathematical expression through a shift count, can obtain the speed of related movement of this fingerprint with respect to this motion detection assembly and this contrast sensing component, therefore, can dwindle the volume of image sensing module of the present utility model.
In preferred embodiment, this main circuit substrate is a soft or hard composite base plate, this soft or hard composite base plate comprises one first rigid circuit substrate, one second rigid circuit substrate, one the 3rd rigid circuit substrate, with at least one soft circuit board, this first rigid circuit substrate, this second rigid circuit substrate, electrically connect this at least one soft circuit board and form one first composite base plate respectively with the 3rd rigid circuit substrate, one second composite base plate, with one the 3rd composite base plate, this second composite base plate and the 3rd composite base plate are with respect to each updip one predetermined angle of this first composite base plate, this linearity sensing component array and this at least one motion detection assembly are located on this second composite base plate, and this light source is located on the 3rd composite base plate.
In preferred embodiment, this main circuit substrate is a soft or hard composite base plate, this soft or hard composite base plate comprises one first rigid circuit substrate, one second rigid circuit substrate, with a soft circuit board, this first rigid circuit substrate and this second rigid circuit substrate electrically connect this soft circuit board and form one first composite base plate respectively and one second composite base plate, this second composite base plate is with respect to this first composite base plate updip, one predetermined angle, this linearity sensing component array and this at least one motion detection assembly are located on this second composite base plate, and this light source is located on this first composite base plate.
By the structure of this soft or hard composite base plate, make this linearity sensing component array be an angle that tilts, dwindling whole volume, and increase the permissible tolerance of the light path of this light source.
In preferred embodiment, this contact-type image sensing module comprises a guiding device, and this guiding device axially is parallel to this linearity sensing component array, and an end of this guiding device is adjacent to this light source.
By the structure of this guiding device, it is more even to make this light source be passed to the light of this fingerprint, and reduces the requirement and the power consumption of this light source.
In order to reach above-mentioned purpose, the utility model mainly provides a kind of electronic equipment with finger scan function, comprises a finger scan device and a microprocessor; This finger scan device comprises a contact-type image sensing module, a signal converting controller, a module controller and an interface controller; This contact-type image sensing module is in order to extract a fingerprint image, and its sensing is exported the simulating signal of a fingerprint image; This signal converting controller is electrically connected at this contact-type image sensing module, becomes digital signal in order to the simulating signal of changing this fingerprint image; This module controller is electrically connected at this contact-type image sensing module and this signal converting controller, in order to export control signal to control this contact-type image sensing module and this signal converting controller; This interface controller is electrically connected at this signal converting controller, this module controller and this microprocessor, makes this digital signal be sent to this microprocessor in order to the output control signal.
In order to reach above-mentioned purpose, the utility model mainly provides a kind of electronic equipment with finger scan function, comprises a finger scan device and a communication interface; This finger scan device comprises a contact-type image sensing module, a signal converting controller, a module controller and an interface controller; This contact-type image sensing module is in order to extract a fingerprint image; This signal converting controller is electrically connected at this contact-type image sensing module, becomes digital signal in order to the simulating signal of changing this fingerprint image; This module controller is electrically connected at this contact-type image sensing module and this signal converting controller, in order to control this contact-type image sensing module and this signal converting controller; This interface controller is electrically connected at this signal converting controller, this module controller and this communication interface, is sent to this communication interface in order to control this digital signal.
Description of drawings
Fig. 1 is the block schematic diagram of the utility model finger scan device.
Fig. 2 is the schematic perspective view of the soft or hard composite base plate of contact-type image sensing module first embodiment of the utility model finger scan device, linear sensing component array, motion detection assembly and light source.
Fig. 3 is the partial cutaway schematic of soft or hard composite base plate of contact-type image sensing module first embodiment of the utility model finger scan device.
Fig. 4 is another schematic perspective view of the soft or hard composite base plate of contact-type image sensing module first embodiment of the utility model finger scan device, linear sensing component array, motion detection assembly and light source.
Fig. 5 is the schematic perspective view of the soft or hard composite base plate of contact-type image sensing module first embodiment of the utility model finger scan device, linear sensing component array, motion detection assembly, light source and focalizer.
Fig. 6 is the schematic perspective view of contact-type image sensing module first embodiment of the utility model finger scan device.
Fig. 7 is the diagrammatic cross-section of contact-type image sensing module first embodiment of the utility model finger scan device.
Fig. 8 is the schematic perspective view of the soft or hard composite base plate of contact-type image sensing module second embodiment of the utility model finger scan device, linear sensing component array, motion detection assembly and light source.
Fig. 9 is another schematic perspective view of the soft or hard composite base plate of contact-type image sensing module second embodiment of the utility model finger scan device, linear sensing component array, motion detection assembly and light source.
Figure 10 is the schematic perspective view of the soft or hard composite base plate of contact-type image sensing module second embodiment of the utility model finger scan device, linear sensing component array, motion detection assembly, light source and focalizer.
Figure 11 is the schematic perspective view of contact-type image sensing module second embodiment of the utility model finger scan device.
Figure 12 is the block schematic diagram that the utlity model has electronic equipment first embodiment of finger scan function.
Figure 13 is the block schematic diagram that the utlity model has electronic equipment second embodiment of finger scan function.
Figure 14 is the block schematic diagram that the utlity model has electronic equipment the 3rd embodiment of finger scan function.
Figure 15 is the block schematic diagram that the utlity model has electronic equipment the 4th embodiment of finger scan function.
Figure 16 is the block schematic diagram that the utlity model has electronic equipment the 5th embodiment of finger scan function.
The number in the figure explanation:
1 main circuit substrate
10 soft circuit boards
101 perforation
102 electric-conductors
11 first rigid circuit substrates
12 second rigid circuit substrates
121 weld pads
13 the 3rd rigid circuit substrates
14 first composite base plates
15 second composite base plates
16 the 3rd composite base plates
The α angle
The β angle
2 linear sensing component arrays
20 contrast sensing components
21 motion detection assemblies
3 light sources
4 focalizers
5 guiding devices
50 reflectings surface
51 exiting surfaces
The A detection faces
6 finger scan devices
60 contact-type image sensing modules
61 signal converting controller
62 module controllers
63 interface controllers
71,72,73,74,75 electronic equipments
711 fundamental frequency control microprocessor
721 wired communication interfaces
722 usb hubs
751 wireless communication interfaces
79 electronic equipments
8 bodies
9 fingerprints
Embodiment
For further setting forth the utility model is to reach technological means and the effect that predetermined purpose is taked, see also following about detailed description of the present utility model and accompanying drawing, believe the purpose of this utility model, feature and characteristics, can be goed deep into thus and concrete understanding, yet accompanying drawing only provides reference and explanation usefulness, is not to be used for the utility model is limited.
See also shown in Figure 1ly, the utility model is a kind of finger scan device 6, comprises a contact-type image sensing module 60, a signal converting controller 61, a module controller 62 and an interface controller 63, wherein:
Contact-type image sensing module 60 is in order to extract a fingerprint image.
Signal converting controller 61 is electrically connected at this contact-type image sensing module 60, becomes digital signal in order to the simulating signal of changing this fingerprint image.
Module controller 62 is electrically connected at this contact-type image sensing module 60 and this signal converting controller 61, in order to controlling this contact-type image sensing module 60 and this signal converting controller 61, as provides various control function such as sequential control.
As Fig. 1 and shown in Figure 12, be built in this finger scan device 6 in the electronic equipment 71 (as being a mobile phone), this interface controller 63 electrically connects the controller (as being a fundamental frequency control microprocessor 711) of this electronic equipment 71.To shown in Figure 15, this interface controller 63 can further electrically connect a wired communication interface 721 (as being a usb communication interface), further to be electrically connected to an external electronic device 79 (as being a main frame) as Fig. 1, Figure 13.As Fig. 1 and shown in Figure 16, this interface controller 63 also can further electrically connect a wireless communication interface 751 (as being a wireless transceiver), makes itself and an external electronic device 79 (as being a main frame) carry out wireless transmission.Make this digital signal be easy to be obtained use by this interface controller 63.
See also Fig. 2 to shown in Figure 7, be contact-type image sensing module first embodiment of the utility model finger scan device 6.This contact-type image sensing module 60 comprises a main circuit substrate 1, one linear sensing component array 2, at least one motion detection assembly 21, a light source 3, a focalizer 4, a guiding device 5 and a detection faces A, wherein:
Fig. 3 marks an embodiment of this soft or hard composite base plate, wherein this first composite base plate (figure slightly), this second composite base plate 15 and the 3rd composite base plate (figure slightly) respectively are provided with a plurality of perforation 101 and a plurality of electric-conductor 102, and each electric-conductor 102 is located at the inside surface of each corresponding perforation 101 and is electrically connected this first rigid circuit substrate (figure slightly) and this at least one soft circuit board 10, this second rigid circuit substrate 12 and this at least one soft circuit board 10 and the 3rd rigid circuit substrate (figure slightly) and this at least one soft circuit board 10.The second rigid circuit substrate 12 of this second composite base plate 15 is provided with a plurality of weld pads 121 in addition, and described weld pad 121 electrically connects local corresponding electric-conductor 102 respectively.
This second composite base plate 15 and the 3rd composite base plate 16 are with respect to this first composite base plate 14 each updip one predetermined angle α, β.In the present embodiment, this second composite base plate 15 is with respect to these first composite base plate, 14 updips, 45 degree, and the 3rd composite base plate 16 is with respect to these first composite base plate, 14 updips, 90 degree.Yet described predetermined angle α, β also can be various predetermined angle such as 30 degree, 60 degree or 75 degree.
Linear sensing component array 2, it extracts the fingerprint image of a plurality of fragments in order to sectional type ground.This linearity sensing component array 2 is located on second composite base plate 15 of this main circuit substrate 1.This linearity sensing component array 2 has a plurality of contact-type image sensing assemblies (CIS, Contact Image Sensor).This linearity sensing component array 2 is with chip package base plate (COB, Chip-On-Board) mode is electrically connected at second rigid circuit substrate 12 and the described weld pad 121 of this second composite base plate 15, and by this at least one soft circuit board 10 reach and the first rigid circuit substrate 11 of this first composite base plate 14 between electric connection.
At least one motion detection assembly 21, its be located on second composite base plate 15 of this main circuit substrate 1 and configured in parallel in a side of this linearity sensing component array 2.This at least one motion detection assembly 21 is a contact-type image sensing assembly.This at least one motion detection assembly 21 is electrically connected at this second rigid circuit substrate 12 in the mode of chip package base plate, and by this at least one soft circuit board 10 reach and the first rigid circuit substrate 11 of this first composite base plate 14 between electric connection.
At least one described image sensing component is corresponding to this at least one motion detection assembly 21 and be defined as at least one contrast sensing component 20.
Focalizer 4, as be lens, it axially is parallel to this linearity sensing component array 2.
Guiding device 5, as be a light transmissive rob, it axially is parallel to this linearity sensing component array 2, an end of this guiding device 5 is adjacent to this light source 3, this focalizer 4 this guiding device 5 and should linearity sensing component array 2 between.This guiding device 5 axially forms a reflecting surface 50 and an exiting surface 51 along it, and this exiting surface 51 is corresponding to this focalizer 4.This focalizer 4 and this guiding device 5 are supported on the body 8 of an electronic equipment.But this focalizer 4 also one is connected in or is connected to this guiding device 5.
Detection faces A, it is defined in a side of this linearity sensing component array 2 and this at least one motion detection assembly 21.As shown in Figure 7, this detection faces A is defined in this reflecting surface 50, in order to put a fingerprint 9 (as a fingerprint) thereon.
As shown in Figure 7, this fingerprint 9 is displaced on this detection faces A along a longitudinal direction of this contact-type image sensing module 60, promptly is displaced on this reflecting surface 50 along a longitudinal direction perpendicular to this linearity sensing component array 2.The ray cast of this light source 3 is to an end of this guiding device 5, and this guiding device 5 is guided this light equably in it.This light is passed to this detection faces A, this light is reflected through these exiting surfaces 51 to this focalizer 4 by this fingerprint 9, and this light is focused on this linearity sensing component array 2 and this at least one motion detection assembly 21 by this focalizer 4, and further be carried out calculation process, become a complete fingerprint image with the fingerprint image of integrating fragment, to finish the work of finger print identifying.
When this fingerprint 9 is displaced on this detection faces A, the contrast sensing component 20 of this motion detection assembly 21 and this linearity sensing component array 2 according to the time sequencing of sampling respectively to this fingerprint 9 repeat to extract spatial domain one with reference to an image data and a contrast image data, and this is with reference to image data and one section these contrast image data to choose one section respectively, differentiate the calculation process of mathematical expression and speed differentiation mathematical expression through a shift count, can obtain the speed of related movement of this fingerprint 9 with respect to this motion detection assembly 21 and this contrast sensing component 20, structure that need not known complexity, therefore, can dwindle the volume of image sensing module of the present utility model, be installed in the shared space of electronic equipment thereby save it.In addition,, can avoid original fingerprint image data to be subject to the influence of the property difference of environment, electrical noise or each sensing component, therefore, make this speed of related movement more accurate by the computing of this shift count differentiation mathematical expression and this speed differentiation mathematical expression.
Because the soft circuit board 10 of this soft or hard composite base plate can be bent, make this linearity sensing component array 2 be an angle that tilts.Therefore, the height of this contact-type image sensing module 60 and vertically the degree of depth shorten, make the volume-diminished that it is whole, thereby be assembled in the electronic equipment of miniaturization easily.In addition, the permissible tolerance of the light path of this light source 3 increases.Therefore, its product percent of pass promotes.And the distance of this motion detection assembly 21 and this linearity sensing component array 2 is near, and cooperates the updip adjustment of this first composite base plate 14, can avoid the distortion of image.
The light-guiding function of this guiding device 5 makes that light source 3 quantity requireds of this contact-type image sensing module 60 are few, and makes that the light of this light source 3 is more even.Therefore, its cost reduction and power consumption are little, and can promote the calculation process efficient of this contact-type image sensing module 60 to the fingerprint image of its extraction.
The characteristic of this contact-type image sensing module 60 makes it need not extra electrostatic protection apparatus, therefore, the cost of this finger scan device 6 is reduced.This detection faces A is defined in the reflecting surface 50 of this guiding device 5, makes this linearity sensing component array 2 not by 9 directly contacts of this fingerprint, and therefore, this linearity sensing component array 2 is difficult for impaired, makes the long service life of this finger scan device 6.In addition, this contact-type image sensing module 60 takes the fingerprint the effect of image not because of times that this fingerprint 9 stops thereon influence, and therefore, the fingerprint image of its extraction is more clear.
See also Fig. 8 to shown in Figure 11, be contact-type image sensing module 60 second embodiment of the utility model finger scan device 6.The difference of second embodiment and first embodiment is this main circuit substrate 1 and this light source 3.In the present embodiment, this main circuit substrate 1 is a soft or hard composite base plate, and this soft or hard composite base plate comprises one first rigid circuit substrate 11, one second a rigid circuit substrate 12 and a soft circuit board 10.This first rigid circuit substrate 11 electrically connects this soft circuit board 10 and forms one first composite base plate 14 and one second composite base plates 15 with these soft circuit board 10 stacked gluing mutually respectively with this second rigid circuit substrate 12, and this second composite base plate 15 is with respect to these first composite base plate, 14 updips one predetermined angle α.This light source 3 with dual inline type assembling (DIP, mode Dual-In-Line-Package) is electrically connected on the first rigid circuit substrate 11 of this first composite base plate 14, therefore, the light source 3 of present embodiment directly is located on this first composite base plate 14.So, also can reach the effect of above-mentioned first embodiment.
Yet this main circuit substrate 1 also can be a traditional rigid circuit substrate, and obtains this speed of related movement by this shift count differentiation mathematical expression and this speed differentiation mathematical expression.
See also shown in 12 figure, be electronic equipment first embodiment (as being a mobile phone) that the utlity model has the finger scan function.The utility model is a kind of electronic equipment 71 with finger scan function, comprises a finger scan device 6 and a controller (as being a fundamental frequency control microprocessor 711).
This finger scan device 6 is as described in above-mentioned Fig. 1 to Figure 11.Be built in this finger scan device 6 in this electronic equipment 71.This interface controller 63 also is electrically connected at this fundamental frequency control microprocessor 711, is sent to this fundamental frequency control microprocessor 711 in order to control this digital signal.Yet this electronic equipment 71 also can be different electronic equipments such as a personal digital aid (PDA).
See also Figure 13 to shown in Figure 15, be electronic equipment second embodiment to the four embodiment (as being respectively a mouse, a keyboard and an affairs machine) that the utlity model has the finger scan function.The utility model is a kind of electronic equipment 72,73,74 with finger scan function, comprises a finger scan device 6 and a communication interface.
This finger scan device 6 is as described in above-mentioned Fig. 1 to Figure 11.Be built in this finger scan device 6 in this electronic equipment 72,73,74.This interface controller 63 also is electrically connected at this communication interface, is sent to this communication interface in order to control this digital signal.This communication interface is a wired communication interface 721 (as being a usb communication interface).The electronic equipment 72,73,74 that the utlity model has the finger scan function comprises a usb hub 722 in addition.This usb communication interface is electrically connected at this usb hub 722, and is connected to an external electronic device 79 (as being a main frame) by a usb communication line.Yet this electronic equipment 72,73,74 also can be different electronic equipments such as the access device of an optical pen, a USB interface or a multimedia playing apparatus.In addition, this finger scan device 6 and this communication interface also can form a module independently, and connect this electronic equipment 72,73,74 by an order wire.
See also shown in Figure 16ly, be electronic equipment the 5th embodiment that the utlity model has the finger scan function, it is a wireless fingerprint scanister.The utility model is a kind of electronic equipment 75 with finger scan function, comprises a finger scan device 6 and a communication interface.
This finger scan device 6 is as described in above-mentioned Fig. 1 to Figure 11.Be built in this finger scan device 6 in this electronic equipment 75.This interface controller 63 also is electrically connected at this communication interface, is sent to this communication interface in order to control this digital signal.This communication interface is a wireless communication interface 751 (as being a wireless transceiver).This finger scan device 6 is reached by this wireless communication interface 751 and a wireless transmission that has between the external electronic device 79 of wireless transceiver (indicate).
Characteristics of the present utility model and advantage:
Therefore, finger scan device of the present utility model and the electronic equipment with finger scan function have characteristics described as follows:
1, the electrostatic protection apparatus that this contact-type image sensing module need not be extra, and should linearity sensing component array directly do not contacted by fingerprint institute, the cost of this finger scan device is reduced and long service life.
2, this contact-type image sensing module takes the fingerprint the effect of image not because of the time that fingerprint stops thereon influences, and therefore, the fingerprint image of its extraction is more clear.
3, this interface controller is connected in this signal converting controller and this module controller, so that the finishing of communication protocol between this finger scan device and this electronic equipment, the temporary buffering of this digital signal, the format of this digital signal and the various control function such as transmission of this digital signal to be provided, the digital signal that this signal converting controller is transmitted is easy to be obtained use.
4, this finger scan device can in be built in the electronic equipment, also can cooperate this communication interface to form a module independently.
5, this communication interface can be a wired communication interface or a wireless communication interface.
6, this motion detection assembly and contrast sensing component that should linearity sensing component array respectively to one section of this fingerprint extraction with reference to image data and one section contrast image data, differentiate the calculation process of mathematical expression and speed differentiation mathematical expression through a shift count, can obtain the speed of related movement of this fingerprint with respect to this motion detection assembly and this contrast sensing component, therefore, can dwindle the volume of this contact-type image sensing module, be installed in the shared space of electronic equipment thereby save it.
7, the structure of this soft or hard composite base plate makes this linearity sensing component array be an angle that tilts, and dwindling whole volume, thereby makes this contact-type image sensing module be assembled in the electronic equipment of miniaturization easily.
8, the structure of this soft or hard composite base plate makes this linearity sensing component array be an angle that tilts, and with the permissible tolerance of the light path that increases this light source, thereby product percent of pass is promoted.
9, the structure of this guiding device, the light when making this light source be passed to this fingerprint is more even, therefore, can promote the calculation process efficient of this contact-type image sensing module to the fingerprint image of its extraction.
10, the structure of this guiding device can reduce the requirement and the power consumption of this light source, therefore, can reduce the cost of this contact-type image sensing module and prolong its service time.
But, the above, only be the detailed description and the accompanying drawing of specific embodiment of the utility model, be not in order to restriction the utility model and feature of the present utility model, the equivalence that those of ordinary skill under all in the technical field is done according to spirit of the present utility model is modified or is changed, and all should be contained in the claim of the present utility model.
Claims (19)
1, a kind of finger scan device is characterized in that, comprising:
One contact-type image sensing module, sensing are exported the simulating signal of a fingerprint image;
One signal converting controller is electrically connected at this contact-type image sensing module, and the simulating signal of changing this fingerprint image becomes digital signal;
One module controller is electrically connected at this contact-type image sensing module and this signal converting controller, and the output control signal is to control this contact-type image sensing module and this signal converting controller; And
One interface controller is electrically connected at this signal converting controller and this module controller, and the output control signal makes this digital signal be sent to the controller in the electronic equipment.
2, finger scan device as claimed in claim 1 is characterized in that, this module controller and this interface controller are an integrated controller.
3, finger scan device as claimed in claim 1 is characterized in that, this interface controller further electrically connects a wired communication interface or a wireless communication interface.
4, finger scan device as claimed in claim 1 is characterized in that, this contact-type image sensing module comprises:
One main circuit substrate;
One linear sensing component array is located on this main circuit substrate;
At least one motion detection assembly, be located on this main circuit substrate and configured in parallel in a side of this linearity sensing component array;
One light source; And
One detection faces is defined in a side of this linearity sensing component array and this at least one motion detection assembly; Wherein
This detection faces is in order to put a fingerprint thereon, and the light of this light source is passed to this detection faces, and this light is reflexed to this linearity sensing component array and this at least one motion detection assembly by this fingerprint.
5, finger scan device as claimed in claim 4, it is characterized in that, this main circuit substrate is a soft or hard composite base plate, this soft or hard composite base plate comprises one first rigid circuit substrate, one second rigid circuit substrate, one the 3rd rigid circuit substrate, with at least one soft circuit board, this first rigid circuit substrate, this second rigid circuit substrate, electrically connect this at least one soft circuit board and form one first composite base plate respectively with the 3rd rigid circuit substrate, one second composite base plate, with one the 3rd composite base plate, this second composite base plate and the 3rd composite base plate are with respect to each updip one predetermined angle of this first composite base plate, this linearity sensing component array and this at least one motion detection assembly are located on this second composite base plate, and this light source is located on the 3rd composite base plate.
6, finger scan device as claimed in claim 5 is characterized in that, this linearity sensing component array and this at least one motion detection assembly are electrically connected at this second rigid circuit substrate in the mode of chip package base plate.
7, finger scan device as claimed in claim 5 is characterized in that, this light source is electrically connected at the 3rd rigid circuit substrate in the mode of chip package base plate.
8, finger scan device as claimed in claim 4, it is characterized in that, this main circuit substrate is a soft or hard composite base plate, this soft or hard composite base plate comprises one first rigid circuit substrate, one second rigid circuit substrate, with a soft circuit board, this first rigid circuit substrate and this second rigid circuit substrate electrically connect this soft circuit board and form one first composite base plate respectively and one second composite base plate, this second composite base plate is with respect to this first composite base plate updip, one predetermined angle, this linearity sensing component array and this at least one motion detection assembly are located on this second composite base plate, and this light source is located on this first composite base plate.
9, finger scan device as claimed in claim 8 is characterized in that, this linearity sensing component array and this at least one motion detection assembly are electrically connected at this second rigid circuit substrate in the mode of chip package base plate.
10, finger scan device as claimed in claim 8 is characterized in that, this light source is electrically connected at this first rigid circuit substrate in the mode of dual inline type assembling.
11, finger scan device as claimed in claim 4, it is characterized in that, this linearity sensing component array has a plurality of image sensing components, and at least one described image sensing component is corresponding to this at least one motion detection assembly and be defined as at least one contrast sensing component.
12, finger scan device as claimed in claim 4 is characterized in that, this contact-type image sensing module comprises a guiding device, and this guiding device axially is parallel to this linearity sensing component array, and an end of this guiding device is adjacent to this light source.
13, finger scan device as claimed in claim 12, it is characterized in that, this contact-type image sensing module comprises a focalizer, and this focalizer axially is parallel to this linearity sensing component array, this focalizer this guiding device and should linearity sensing component array between.
14, finger scan device as claimed in claim 13 is characterized in that, this guiding device axially forms a reflecting surface and an exiting surface along it, and this detection faces is defined in this reflecting surface, and this exiting surface is corresponding to this focalizer.
15, a kind of electronic equipment with finger scan function comprises:
One finger scan device; And
One microprocessor; It is characterized in that,
This finger scan device comprises:
One contact-type image sensing module, sensing are exported the simulating signal of a fingerprint image;
One signal converting controller is electrically connected at this contact-type image sensing module, and the simulating signal of changing this fingerprint image becomes digital signal;
One module controller is electrically connected at this contact-type image sensing module and this signal converting controller, and the output control signal is to control this contact-type image sensing module and this signal converting controller; And
One interface controller is electrically connected at this signal converting controller, this module controller and this microprocessor, and the output control signal makes this digital signal be sent to this microprocessor.
16, a kind of electronic equipment with finger scan function comprises:
One finger scan device; And
One communication interface; It is characterized in that,
This finger scan device comprises:
One contact-type image sensing module, sensing are exported the simulating signal of a fingerprint image;
One signal converting controller is electrically connected at this contact-type image sensing module, and the simulating signal of changing this fingerprint image becomes digital signal;
One module controller is electrically connected at this contact-type image sensing module and this signal converting controller, exports a control signal to control this contact-type image sensing module and this signal converting controller; And
One interface controller is electrically connected at this signal converting controller, this module controller and this communication interface, exports a control signal and makes this digital signal be sent to this communication interface.
17, the electronic equipment with finger scan function as claimed in claim 16 is characterized in that, this communication interface is a wired communication interface.
18, the electronic equipment with finger scan function as claimed in claim 17 is characterized in that, comprises a usb hub, and this communication interface is a usb communication interface and is electrically connected at this usb hub.
19, the electronic equipment with finger scan function as claimed in claim 16 is characterized in that, this communication interface is a wireless communication interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520002423 CN2768086Y (en) | 2005-01-07 | 2005-01-07 | Fingerprint scanning device and electronic device with fingerprint scanning function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520002423 CN2768086Y (en) | 2005-01-07 | 2005-01-07 | Fingerprint scanning device and electronic device with fingerprint scanning function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2768086Y true CN2768086Y (en) | 2006-03-29 |
Family
ID=36681955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520002423 Expired - Fee Related CN2768086Y (en) | 2005-01-07 | 2005-01-07 | Fingerprint scanning device and electronic device with fingerprint scanning function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2768086Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103971083A (en) * | 2013-02-01 | 2014-08-06 | 苏州金螳螂展览设计工程有限公司 | Fingerprint displaying panel |
| CN105940413A (en) * | 2013-08-08 | 2016-09-14 | 三星电子株式会社 | Fingerprint recognition device, manufacturing method therefor and electronic device |
-
2005
- 2005-01-07 CN CN 200520002423 patent/CN2768086Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103971083A (en) * | 2013-02-01 | 2014-08-06 | 苏州金螳螂展览设计工程有限公司 | Fingerprint displaying panel |
| CN105940413A (en) * | 2013-08-08 | 2016-09-14 | 三星电子株式会社 | Fingerprint recognition device, manufacturing method therefor and electronic device |
| US10229306B2 (en) | 2013-08-08 | 2019-03-12 | Samsung Electronics Co., Ltd. | Fingerprint recognition device, method of manufacturing the same, and electronic device thereof |
| CN105940413B (en) * | 2013-08-08 | 2019-11-01 | 三星电子株式会社 | Fingerprint identification device, its manufacturing method and electronic equipment |
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