CN205486179U - Terminal is handed to hyperfrequency fingerprint - Google Patents
Terminal is handed to hyperfrequency fingerprint Download PDFInfo
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- CN205486179U CN205486179U CN201620262774.6U CN201620262774U CN205486179U CN 205486179 U CN205486179 U CN 205486179U CN 201620262774 U CN201620262774 U CN 201620262774U CN 205486179 U CN205486179 U CN 205486179U
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Abstract
The utility model provides a terminal is handed to hyperfrequency fingerprint, include: semiconductor fingerprint sensor for gather the fingerprint image like, fingerprint module receives semiconductor fingerprint sensor's fingerprint image like and carry out image processing and generate the fingerprint data it, ultra -high -frequency antenna for super high frequency signal is received or sent, hyperfrequency read/write module, through ultra -high -frequency antenna reads the label and generates labeled data, system host board receives fingerprint module's fingerprint data with hyperfrequency read/write module's labeled data, WIFI and/or 3G wireless transmission module, with so that system host board will fingerprint data and labeled data wireless transmission give backend server. The utility model discloses can solve the poor problem of suitability to doing wet finger, and can realize removing fingerprint data acquisition, make things convenient for the field operation, collect fingerprint collection and hyperfrequency tag signal and read in an organic whole, be suitable for more that policeman is patrolled and examined, the finance and insurance field.
Description
Technical field
This utility model relates to technology of Internet of things, particularly to be that (frequency is a kind of hyperfrequency
902-928MHz) fingerprint handheld terminal.
Background technology
Bio-identification at present based on fingerprint identification technology, but most fingerprint identification device need binding or
It is integrated on some fixing equipment, such as fields such as fingerprint attendance, gate control system, safes, and recent
Fingerprint identification technology is more and more concerned, applies in more areas such as identity card, motor vehicles, households especially,
But the fingerprint identification technology applicable situation being limited to fixing use excessively limits, it has not been convenient to field operation or
Bigger movable range of operation.And existing fingerprint collecting identification apparatus function is single, the fingerprint of employing passes
Sensor is optical pickocff mostly, and optical pickocff also exists the shortcoming poor for applicability of dry and wet finger.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of hyperfrequency fingerprint handheld terminal, it is possible to solve
The certainly problem poor for applicability to dry and wet finger, and it is capable of mobile fingerprint data collection, convenient outdoor behaviour
Make, integrate fingerprint collecting and ultrahigh-frequency tag signal-obtaining, be more suitable for public security patrol and examine, banking and insurance business
Field.
For solving the problems referred to above, the utility model proposes a kind of hyperfrequency fingerprint handheld terminal, including:
Semiconductor fingerprint sensor, in order to gather fingerprint image；
Fingerprint module, receive the fingerprint image of described semiconductor fingerprint sensor and it is carried out image procossing and
Generate finger print data；
Ultra-high frequency antenna, in order to receive or to send ultra-high frequency signal；
Hyperfrequency module for reading and writing, reads label by described ultra-high frequency antenna and generates label data；
System board, receives finger print data and the number of tags of described hyperfrequency module for reading and writing of described fingerprint module
According to；
WIFI and/or 3G wireless transport module, in order to make described system board by described finger print data and mark
Sign data and radio to background server.
According to an embodiment of the present utility model, use between described fingerprint module and described system board
FPC line connects.
According to an embodiment of the present utility model, described hyperfrequency module for reading and writing is directly welded at described system
On mainboard, and on described hyperfrequency module for reading and writing, it is provided with metallic shield lid shields.
According to an embodiment of the present utility model, it is provided with at the bottom welding of described hyperfrequency module for reading and writing
Heat dissipation bonding pad.
According to an embodiment of the present utility model, the radio-frequency (RF) power amplification in described hyperfrequency module for reading and writing uses height
Efficiency radio-frequency power amplifier.
According to an embodiment of the present utility model, also include VHF source power module, described VHF source power
Module includes DC-DC unit and LDO unit, after described DC-DC carries out blood pressure lowering to system power source voltage
Being transferred to described LDO unit, described LDO unit is supplied to institute after the voltage after blood pressure lowering is carried out voltage stabilizing
State hyperfrequency module for reading and writing.
According to an embodiment of the present utility model, described ultra-high frequency antenna uses double-fed point ceramic antenna.
According to an embodiment of the present utility model, described system board uses Wince6.0 operating system.
According to an embodiment of the present utility model, described system board includes processor and memorizer, described
Memorizer internal memory contains fingerprint base and tag library, and described processor receives described finger print data and label data
After, call described fingerprint base and tag library and compare with particular fingerprint therein and specific label respectively,
To generate fingerprint recognition result and tag recognition result.
According to an embodiment of the present utility model, described system board is additionally provided with USB interface, described
Fingerprint base and tag library are blank storehouse in an initial condition, receive finger print data and mark at described system board
After signing data, carry out the configuration described particular fingerprint of generation by described USB interface and specific label is stored in finger
Stricture of vagina storehouse and tag library, to complete the typing of finger print information and label information.
After using technique scheme, this utility model has the advantages that employing compared to existing technology
Semiconductor fingerprint sensor gathers fingerprint image, improves the suitability of dry and wet finger；By fingerprint collecting with
Hyperfrequency read-write is integrated in one, and volume is little, strengthens the function of handheld terminal, and is more suitable for identification
Reading in the occasion both needed with label information, the scope of application is wider；By arrange WIFI and/or
3G wireless transport module, can pass the finger print data of collection and label data by the way of being wirelessly transferred
Being defeated by background server to process, background server also can be transmitted back in handheld terminal after processing, it is achieved fingerprint
Identification and the identification of label, facilitate outdoor moving operating personnel to gather finger print data and label data.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of the hyperfrequency fingerprint handheld terminal of this utility model one embodiment；
Fig. 2 is the structured flowchart of the hyperfrequency fingerprint handheld terminal of another embodiment of this utility model.
Detailed description of the invention
Understandable for enabling above-mentioned purpose of the present utility model, feature and advantage to become apparent from, below in conjunction with attached
Detailed description of the invention of the present utility model is described in detail by figure.
Elaborate a lot of detail in the following description so that fully understanding this utility model.But this
Utility model can be implemented to be much different from alternate manner described here, and those skilled in the art are permissible
Doing similar popularization in the case of this utility model intension, therefore this utility model is not by described below
The restriction being embodied as.
Referring to Fig. 1, the hyperfrequency fingerprint handheld terminal of the present embodiment, including: semiconductor fingerprint sensor 1,
Fingerprint module 2, ultra-high frequency antenna 3, hyperfrequency module for reading and writing 4, system board 5 and WIFI are wirelessly transferred
Module 6 and 3G wireless transport module 7.
Wherein, semiconductor fingerprint sensor 1 in order to gather fingerprint image, e.g. condenser type semiconductor fingerprint
Sensor, volume is little, installs simple, and can effectively solve the problem that dry and wet finger is poor for applicability, for
No matter the sensing of the finger print of dry and wet is more sensitive.
Fingerprint module 2 is used to process fingerprint image and image digitization turns to the module of data, fingerprint module
After 2 fingerprint images receiving semiconductor fingerprint sensor 1, fingerprint image is carried out image procossing, by image
Carrying out quantizes is expressed as data, thus generates corresponding finger print data, and image numerical value represents be existing
Some image processing techniquess, do not repeat them here.
Ultra-high frequency antenna 3 is in order to receive or to send ultra-high frequency signal, and the working frequency range of ultra-high frequency antenna 3 is preferred
Between 902～928MHz.Preferably, ultra-high frequency antenna 3 uses double-fed point ceramic antenna, but not
Being limited to this, ultra-high frequency antenna 3 is integrated in terminal inner, can be greatly reduced the volume of terminal, and due to
The broader bandwidth of double-fed point ceramic antenna, CFS center frequency stabilization, it is ensured that hyperfrequency module for reading and writing 4 Card Reader
Stability.
Hyperfrequency module for reading and writing 4 reads label by ultra-high frequency antenna 3 and generates label data, and hyperfrequency is read
The signal of writing module 4 is launched by ultra-high frequency antenna 3, or hyperfrequency module for reading and writing 4 is by hyperfrequency sky
Line 3 receives signal, and in the present embodiment, hyperfrequency module for reading and writing 4 only receives mark by ultra-high frequency antenna 3
The ultra-high frequency signal signed, thus generate label data.But, needs can be sent out by hyperfrequency module for reading and writing 4
The signal sent is transmitted by ultra-high frequency antenna 3, it is achieved such as write the function etc. of label.
System board 5 connects fingerprint module 2 and hyperfrequency module for reading and writing 4, and system board 5 receives fingerprint mould
The finger print data of block 2 and the label data of hyperfrequency module for reading and writing 4, system board 5 can be at processing locality
These finger print datas and label data, it is also possible to be transferred to outside and process.It is also preferred that the left system board 5
The Wince6.0 operating system of Microsoft can be used.
In the present embodiment, finger print data and label data are radioed to background server by system board 5
(not shown) processes, by WIFI wireless transport module 6 and/or 3G wireless transport module
7 realize the WIFI between system board 5 and background server or 3G network connection, thus can make system
Finger print data and label data that mainboard 5 collects radio to background server, convenient open air in real time
Mobile operating personnel gathers finger print data and/or label data, it is simple to carry, it is achieved multi-functional hand-held end
End, collection fingerprint and superelevation frequency domain one, it is more suitable for public security inspection, banking and insurance business field.
FPC (the connecting line that can bend in a certain degree is used between fingerprint module 2 and system board 5
Group) connecting line connection, to install simple, reliability is higher.Semiconductor fingerprint sensor 1 may be mounted at end
The top of end, the convenient fingerprint image that gathers, semiconductor fingerprint sensor 1 can aobvious with handheld terminal simultaneously
Display screen is arranged on the same face, it may be clearly seen that collection result, if having comparing or other process,
Also can clearly be seen corresponding result.
It is also preferred that the left hyperfrequency module for reading and writing 4 is directly welded on system board 5, and read and write mould at hyperfrequency
Block 4 is provided with metallic shield lid and shields, and can be effectively reduced EMI (Electromagnetic
Interference, electromagnetic interference), it is ensured that hyperfrequency module for reading and writing 4 and the reliably working of system board 5.
The major heat of whole handheld terminal derives from hyperfrequency module for reading and writing 4, it is also preferred that the left read at hyperfrequency
Large-area heat dissipation bonding pad, hyperfrequency module for reading and writing 4 and system board it is provided with at the bottom welding of writing module 4
5 are welded directly together, and the heat produced when hyperfrequency module for reading and writing 4 works long hours can lead to effectively
Cross heat dissipation bonding pad to dissipate.
It is also preferred that the left the radio-frequency (RF) power amplification in hyperfrequency module for reading and writing uses high-efficiency radio-frequency power amplifier, efficiency
Height, own power is little, reduces the generation of heat to a certain extent.
In one embodiment, handheld terminal can also include for providing power supply for hyperfrequency module for reading and writing 4
VHF source power module (not shown).VHF source power module includes DC-DC (dc chopper)
Unit and LDO (low dropout regulator, low pressure difference linear voltage regulator) unit, DC-DC is to being
System supply voltage is transferred to LDO unit after carrying out blood pressure lowering, and the voltage after blood pressure lowering is carried out voltage stabilizing by LDO unit
After be supplied to hyperfrequency module for reading and writing 4.Prime uses DC-DC unit blood pressure lowering, makes power supply conversion efficiency reach
To more than 90%, greatly reduce the thermal losses that power supply brings, the most again through LDO unit voltage stabilizing, make
Output voltage ripple controls at below 50mV, it is ensured that the reliability of hyperfrequency module for reading and writing 4 work is with steady
Qualitative.
Referring to Fig. 2, in one embodiment, system board 5 identifies finger print data and label data in this locality.
System board 5 can include processor 51 and memorizer 52, is previously stored with fingerprint base in memorizer 52
And tag library, after processor 52 receives finger print data and label data, call fingerprint base and tag library and divide
Do not compare with particular fingerprint therein and specific label, to generate fingerprint recognition result and tag recognition knot
Really.Through comparison, if the new fingerprint gathered and the particular fingerprint being present in fingerprint base are mated, then fingerprint
Identify successfully, complete authentication, other information that in fingerprint base, this fingerprint is corresponding can be read out further；
If the new label gathered and specific label coupling, then a tag recognition success being present in tag library, can
To read other information that in tag library, this label is corresponding further, it is used as transit.
With continued reference to Fig. 2, system board 5 is also provided with USB interface 53, fingerprint base and tag library
It is blank storehouse in an initial condition, needs to carry out fingerprint and label information typing, at the place of system board 5
After reason device 51 receives finger print data and label data, external equipment 8 is configured by USB interface 53
Generate particular fingerprint and specific label is stored in the fingerprint base in memorizer 52 and tag library, to complete fingerprint letter
Breath and the typing of label information.
This utility model uses semiconductor fingerprint sensor, improves the suitability of dry and wet finger；Fingerprint collecting
Integrated with ultrahigh-frequency tag read-write, the hand-held volume of terminal is little, low in energy consumption, excellent heat radiation performance, concordance are good,
Capacity of resisting disturbance is strong；The power supply conversion efficiency of hyperfrequency module for reading and writing is high, good heat dissipation effect, and peak power is even
The continuous working time is more than six hours.
Although this utility model is open as above with preferred embodiment, but it is not for limiting claim,
Any those skilled in the art, without departing from spirit and scope of the present utility model, can make possible
Variation and amendment, protection domain the most of the present utility model should be defined with this utility model claim
Scope is as the criterion.
Claims (10)
1. a hyperfrequency fingerprint handheld terminal, it is characterised in that including:
Semiconductor fingerprint sensor, in order to gather fingerprint image；
Fingerprint module, receive the fingerprint image of described semiconductor fingerprint sensor and it is carried out image procossing and
Generate finger print data；
Ultra-high frequency antenna, in order to receive or to send ultra-high frequency signal；
Hyperfrequency module for reading and writing, reads label by described ultra-high frequency antenna and generates label data；
System board, receives finger print data and the number of tags of described hyperfrequency module for reading and writing of described fingerprint module
According to；
WIFI and/or 3G wireless transport module, in order to make described system board by described finger print data and mark
Sign data and radio to background server.
2. hyperfrequency fingerprint handheld terminal as claimed in claim 1, it is characterised in that described fingerprint module
And between described system board, use FPC line to connect.
3. hyperfrequency fingerprint handheld terminal as claimed in claim 1, it is characterised in that described hyperfrequency is read
Writing module is directly welded on described system board, and is provided with metallic shield on described hyperfrequency module for reading and writing
Lid shields.
4. hyperfrequency fingerprint handheld terminal as claimed in claim 3, it is characterised in that at described hyperfrequency
It is provided with heat dissipation bonding pad at the bottom welding of module for reading and writing.
5. hyperfrequency fingerprint handheld terminal as claimed in claim 3, it is characterised in that described hyperfrequency is read
Radio-frequency (RF) power amplification in writing module uses high-efficiency radio-frequency power amplifier.
6. hyperfrequency fingerprint handheld terminal as claimed in claim 1, it is characterised in that also include hyperfrequency
Power module, described VHF source power module includes DC-DC unit and LDO unit, described DC-DC
Being transferred to described LDO unit after system power source voltage is carried out blood pressure lowering, described LDO unit is by after blood pressure lowering
Voltage carry out voltage stabilizing after be supplied to described hyperfrequency module for reading and writing.
7. hyperfrequency fingerprint handheld terminal as claimed in claim 1, it is characterised in that described hyperfrequency sky
Line uses double-fed point ceramic antenna.
8. hyperfrequency fingerprint handheld terminal as claimed in claim 1, it is characterised in that described system board
Use Wince6.0 operating system.
9. hyperfrequency fingerprint handheld terminal as claimed in claim 1, it is characterised in that described system board
Including processor and memorizer, described memorizer internal memory contains fingerprint base and tag library, and described processor receives
After described finger print data and label data, call described fingerprint base and tag library and respectively with specific finger therein
Stricture of vagina and specific label are compared, to generate fingerprint recognition result and tag recognition result.
10. hyperfrequency fingerprint handheld terminal as claimed in claim 9, it is characterised in that described system master
Being additionally provided with USB interface on plate, described fingerprint base and tag library are blank storehouse in an initial condition, in institute
After stating system board reception finger print data and label data, carry out configuration by described USB interface and generate institute
State particular fingerprint and specific label is stored in fingerprint base and tag library, to complete the record of finger print information and label information
Enter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620262774.6U CN205486179U (en) | 2016-03-31 | 2016-03-31 | Terminal is handed to hyperfrequency fingerprint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620262774.6U CN205486179U (en) | 2016-03-31 | 2016-03-31 | Terminal is handed to hyperfrequency fingerprint |
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| Publication Number | Publication Date |
|---|---|
| CN205486179U true CN205486179U (en) | 2016-08-17 |
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ID=56645207
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620262774.6U Active CN205486179U (en) | 2016-03-31 | 2016-03-31 | Terminal is handed to hyperfrequency fingerprint |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107846287A (en) * | 2017-11-15 | 2018-03-27 | 维沃移动通信有限公司 | A kind of method for controlling power supply and mobile terminal |
| CN109496315A (en) * | 2018-10-26 | 2019-03-19 | 深圳市汇顶科技股份有限公司 | Fingerprint detection stamp device, fingerprint detection system and electronic equipment |
-
2016
- 2016-03-31 CN CN201620262774.6U patent/CN205486179U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107846287A (en) * | 2017-11-15 | 2018-03-27 | 维沃移动通信有限公司 | A kind of method for controlling power supply and mobile terminal |
| CN107846287B (en) * | 2017-11-15 | 2020-05-26 | 维沃移动通信有限公司 | Power supply control method and mobile terminal |
| CN109496315A (en) * | 2018-10-26 | 2019-03-19 | 深圳市汇顶科技股份有限公司 | Fingerprint detection stamp device, fingerprint detection system and electronic equipment |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |