CN206726259U - Encrypting fingerprint USB flash disk a kind of ultra-thin and with high safety performance - Google Patents
Encrypting fingerprint USB flash disk a kind of ultra-thin and with high safety performance Download PDFInfo
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- CN206726259U CN206726259U CN201720593931.6U CN201720593931U CN206726259U CN 206726259 U CN206726259 U CN 206726259U CN 201720593931 U CN201720593931 U CN 201720593931U CN 206726259 U CN206726259 U CN 206726259U
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- usb flash
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- fingerprint
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Abstract
It the utility model is related to encrypting fingerprint USB flash disk a kind of ultra-thin and with high safety performance, including USB flash disk body, the top surface of USB flash disk body is provided with the fingerprint collecting area of indent, fingerprint collecting is mounted with fingerprint sensor in area, the bottom surface of USB flash disk body is provided with USB flash disk data transfer pin, the inside of USB flash disk body is provided with circuit substrate, circuit substrate is provided with encryption chip, main control chip, flash chip and Passive components, encryption chip, main control chip, flash chip and Passive components are set gradually, fingerprint sensor, encryption chip, main control chip, flash chip is respectively provided with bond wire line；Encrypting fingerprint functional module and USB flash disk functional module by chip encapsulating manufacturing procedure, are formed that volume is light, thin, small and with high safety stability product by the utility model, can also be applied on encryption solid-state storage product.
Description
Technical field
USB flash disk is the utility model is related to, more particularly to a kind of encrypting fingerprint USB flash disk ultra-thin high and with high safety performance.
Background technology
Data safety is deep always to be paid attention to by people, and security technology products are also constantly updating, in terms of electronic data storage
The software and hardware encryption technology for having continuous renewal always occurs, and USB flash disk is also a kind of very conventional data storage medium of user at present,
Encryption data storage U disk is also well received.In addition to data are not easy to be stolen, it is also desirable to data are not easy to be damaged, but, it is existing
Encrypted U disk be mostly the assembling of each functional module, circuit or winding displacement can intuitively be seen, the anti-performance that cracks of hardware is not strong enough,
NBC protective performance is also poor, and hardware is fragile.
Utility model content
The utility model is in order to solve problem of the prior art, there is provided a kind of by encrypting fingerprint functional module and USB flash disk work(
Energy module makes product that is light, thin, small, and having high safety stability by chip encapsulating manufacturing procedure, can also be applied to add
Ultra-thin high and with high safety performance encrypting fingerprint USB flash disk on close solid-state storage product.
Concrete technical scheme of the present utility model is as follows：A kind of encrypting fingerprint USB flash disk ultra-thin high and with high safety performance,
Including USB flash disk body, the top surface of the USB flash disk body is provided with the fingerprint collecting area of indent, and fingerprint is mounted with the fingerprint collecting area
Sensing chip, the bottom surface of the USB flash disk body are provided with USB flash disk data transfer pin, and the inside of the USB flash disk body is provided with circuit substrate,
The circuit substrate is provided with encryption chip, main control chip, flash chip and Passive components, the encryption chip, master control core
Piece, flash chip and Passive components are set gradually, the fingerprint sensor, encryption chip, main control chip, and flash chip is each
Provided with bond wire line, bond wire line is respectively provided at fingerprint sensor, encryption chip, main control chip rear end and flash chip
Front end, and the bond wire line is connected with circuit substrate.
Preferably, the USB flash disk body has set the plastic-sealed body of potting resin layer for envelope.
Preferably, the fingerprint collecting area is shaped as circle, either ellipse or square.
Preferably, the USB flash disk data transfer pin is provided with four data transfer pins, and it is respectively the first, the second, the three
With the 4th data transfer pin.
Preferably, described first and the 4th transmission pin it is isometric, described second and the 3rd data transfer pin it is isometric and the
The length of one and the 4th data transfer pin is longer than second and the 3rd data transfer pin.
Preferably, the fingerprint sensor is capacitance type fingerprint sensing chip, and it is located in circuit substrate.
Preferably, the Passive components include resistance and electric capacity.
Technique effect of the present utility model：The utility model is encapsulated encrypting fingerprint and USB flash disk memory module using IC package
Integrally, each functional module, again will be whole through injection in the chip attachment of wafer scale to circuit substrate, to be connected by bonding pattern
Body encapsulation is integral, and the product after overall plastic packaging has good NBC protective performance, also greatly avoids the risk that hardware is cracked,
In addition, by encrypting fingerprint functional module and USB flash disk functional module by chip encapsulating manufacturing procedure, make light, thin, small and there is high safety
The product of stability, it can also be applied on encryption solid-state storage product.
Brief description of the drawings
Fig. 1 is the top schematic diagram of the ultra-thin height of the utility model and the encrypting fingerprint USB flash disk with high safety performance.
Fig. 2 is the schematic bottom view of the ultra-thin height of the utility model and the encrypting fingerprint USB flash disk with high safety performance.
Fig. 3 is the sectional view of the ultra-thin height of the utility model and the encrypting fingerprint USB flash disk with high safety performance.
In figure：USB flash disk body 1, fingerprint collecting area 11, fingerprint sensor 12, USB flash disk data transfer pin 2, the first data pass
Defeated pin 21, the second data transfer pin 22, the 3rd data transfer pin 23, the 4th data transfer pin 24, circuit substrate 3,
Encryption chip 31, main control chip 32, flash chip 33, Passive components 34, bond wire line 35, plastic-sealed body 6.
Embodiment
Below, substantive distinguishing features of the present utility model and advantage are further described with reference to example, but this practicality is new
Type is not limited to listed embodiment.
As shown in Figure 1 to Figure 3, a kind of encrypting fingerprint USB flash disk ultra-thin high and with high safety performance, including USB flash disk body 1,
The top surface of the USB flash disk body 1 is provided with the fingerprint collecting area 11 of indent, and fingerprint sensor is mounted with the fingerprint collecting area 11
12, the bottom surface of the USB flash disk body 1 is provided with USB flash disk data transfer pin 2, and the inside of the USB flash disk body 1 is provided with circuit substrate 3, institute
State circuit substrate 3 and be provided with encryption chip 31, main control chip 32, flash chip 33 and Passive components 34, it uses welding side
Formula is connected in circuit substrate, can be arranged as required to, the encryption chip 31, main control chip 32, flash chip 33 and passive
Component 34 is set gradually, and flash chip can be superimposed more according to the needs of capacity.The fingerprint sensor 12, encrypt core
Piece 31, main control chip 32, flash chip 33 are respectively provided with bond wire line 35, and bond wire line 35 is respectively provided at fingerprint sensor
12, encryption chip 31, the rear end of main control chip 32, and the bond wire line of flash chip 33 is located at front end, bond wire line 35
It is connected with circuit substrate 3, using lametta, makes metal lead wire and the close soldering of substrate pads.
The USB flash disk body 1 has set the plastic-sealed body 6 of potting resin layer for envelope, and the resin after solidification has good protectiveness
Can, due to all component and circuit by resin plastic-sealed into an entirety, product has possessed good waterproof, dust-proof, resists
Effect is shaken, component and circuit are not easy to be damaged；Technical staff is difficult to touch internal circuit, and it is very big that hardware cracks difficulty,
Even if removing resin by the way of IC uncaps, but because internal wiring is more fragile, it is easily broken during uncapping, number
According to can be lost in the lump with the damage of hardware, the leakage of data can be so avoided；
The fingerprint collecting area 11 is shaped as circle, either ellipse or square.Fingerprint collecting chip plastic packaging face is pre-
Profile is stayed to indicate, this product is designed to that user's identification is easy in circular collection sign region, can also design squarely, ellipse etc.
Shape, in addition surface can according to demand color increase coating to lift product aesthetics.
The USB flash disk data transfer pin 2 is provided with four data transfer pins, and it is respectively first data transmission pin 21,
Second data transfer pin 22, the 3rd data transfer pin 23, the 4th data transfer pin 24, for transmitting data.
Described first and the 4th transmission pin it is isometric, described second and the 3rd data transfer pin it is isometric and first and the 4th
The length of data transfer pin is longer than second and the 3rd data transfer pin.
The fingerprint sensor 12 is capacitance type fingerprint sensing chip, and it is located in circuit substrate 3.
The Passive components 34 include resistance and electric capacity.
Based on above-mentioned technical proposal, in the utility model operation, SMT (surface mount) techniques are first passed through by needed for USB flash disk
Component is welded to circuit substrate；Flash chip, main control chip, encryption chip and fingerprint are passed by the die bond technique of IC package
The unencapsulated wafer scale chip such as sensor chip is mounted onto circuit substrate；By bond wire line by each chip and circuit substrate
Connection；All component entirety plastic packagings are formed plastic-sealed body by injection；The substrate after monoblock plastic packaging is cut into single tool by cutting
There is the plastic-sealed body of complete finger print encrypted U disk function, its net shape is shape of the present utility model (such as Fig. 1 and Fig. 2).
The utility model is encapsulated encrypting fingerprint and USB flash disk memory module integrally using IC package, and each functional module is with crystalline substance
The chip attachment of circle level is connected in circuit substrate by bonding pattern, through being molded again that overall package is integral, overall plastic packaging
Product afterwards has good NBC protective performance, also greatly avoids the risk that hardware is cracked, in addition, by encrypting fingerprint function mould
Block and USB flash disk functional module make product that is light, thin, small, and having high safety stability by chip encapsulating manufacturing procedure, can also
Applied on encryption solid-state storage product.
It is pointed out that above-mentioned preferred embodiment is only to illustrate technical concepts and features of the present utility model, its purpose
It is to allow person skilled in the art to understand content of the present utility model and implements according to this, this reality can not be limited with this
With new protection domain.All equivalent change or modifications made according to the utility model Spirit Essence, should all cover in this reality
Within new protection domain.
Claims (7)
1. encrypting fingerprint USB flash disk a kind of ultra-thin and with high safety performance, including USB flash disk body, it is characterised in that the USB flash disk sheet
The top surface of body is provided with the fingerprint collecting area of indent, and fingerprint sensor is mounted with the fingerprint collecting area, the USB flash disk body
Bottom surface is provided with USB flash disk data transfer pin, and the inside of the USB flash disk body is provided with circuit substrate, and the circuit substrate is provided with encryption
Chip, main control chip, flash chip and Passive components, the encryption chip, main control chip, flash chip and Passive components
Set gradually, the fingerprint sensor, encryption chip, main control chip, flash chip is respectively provided with bond wire line, bond wire
Line is respectively provided at fingerprint sensor, encryption chip, the front end of main control chip rear end and flash chip, and the bond wire line with
Circuit substrate is connected.
2. encrypting fingerprint USB flash disk as claimed in claim 1 ultra-thin and with high safety performance, it is characterised in that the USB flash disk sheet
Body has set the plastic-sealed body of potting resin layer for envelope.
3. encrypting fingerprint USB flash disk as claimed in claim 1 ultra-thin and with high safety performance, it is characterised in that the fingerprint
Acquisition zone is shaped as circle, either ellipse or square.
4. encrypting fingerprint USB flash disk as claimed in claim 1 ultra-thin and with high safety performance, it is characterised in that the USB flash disk number
Four data transfer pins are provided with according to transmission pin, it is respectively the first, the second, the third and fourth data transfer pin.
5. encrypting fingerprint USB flash disk as claimed in claim 4 ultra-thin and with high safety performance, it is characterised in that described first
With the 4th transmission pin it is isometric, described second and the 3rd data transfer pin it is isometric and first and the 4th data transfer pin length
Degree is longer than second and the 3rd data transfer pin.
6. encrypting fingerprint USB flash disk as claimed in claim 1 ultra-thin and with high safety performance, it is characterised in that the fingerprint
Sensing chip is capacitance type fingerprint sensing chip, and it is located in circuit substrate.
7. encrypting fingerprint USB flash disk as claimed in claim 1 ultra-thin and with high safety performance, it is characterised in that described passive
Component includes resistance and electric capacity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720593931.6U CN206726259U (en) | 2017-05-25 | 2017-05-25 | Encrypting fingerprint USB flash disk a kind of ultra-thin and with high safety performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720593931.6U CN206726259U (en) | 2017-05-25 | 2017-05-25 | Encrypting fingerprint USB flash disk a kind of ultra-thin and with high safety performance |
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| Publication Number | Publication Date |
|---|---|
| CN206726259U true CN206726259U (en) | 2017-12-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720593931.6U Active CN206726259U (en) | 2017-05-25 | 2017-05-25 | Encrypting fingerprint USB flash disk a kind of ultra-thin and with high safety performance |
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| Country | Link |
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| CN (1) | CN206726259U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108596316A (en) * | 2017-12-13 | 2018-09-28 | 深圳道尔法科技有限公司 | The assemble method of fingerprint U disk and fingerprint U disk |
-
2017
- 2017-05-25 CN CN201720593931.6U patent/CN206726259U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108596316A (en) * | 2017-12-13 | 2018-09-28 | 深圳道尔法科技有限公司 | The assemble method of fingerprint U disk and fingerprint U disk |
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