CN106978942A - A kind of foldable multifunctional key of fingerprint recognition - Google Patents
A kind of foldable multifunctional key of fingerprint recognition Download PDFInfo
- Publication number
- CN106978942A CN106978942A CN201710372117.6A CN201710372117A CN106978942A CN 106978942 A CN106978942 A CN 106978942A CN 201710372117 A CN201710372117 A CN 201710372117A CN 106978942 A CN106978942 A CN 106978942A
- Authority
- CN
- China
- Prior art keywords
- shell
- key
- inner chamber
- chip microcomputer
- fingerprint recognition
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B19/00—Keys; Accessories therefor
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B17/00—Accessories in connection with locks
- E05B17/10—Illuminating devices on or for locks or keys; Transparent or translucent lock parts; Indicator lights
- E05B17/103—Illuminating devices on or for locks or keys; Transparent or translucent lock parts; Indicator lights on keys
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B19/00—Keys; Accessories therefor
- E05B19/0082—Keys or shanks being removably stored in a larger object, e.g. a remote control or a key fob
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B19/00—Keys; Accessories therefor
- E05B19/0088—Displays on keys, e.g. LED or LCD screens
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00563—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys using personal physical data of the operator, e.g. finger prints, retinal images, voicepatterns
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Supports Or Holders For Household Use (AREA)
Abstract
The invention discloses a kind of foldable multifunctional key of fingerprint recognition, including shell, the upper surface of the shell is embedded with fingerprint capturer, the bottom surface of the shell is embedded with locating and displaying device, the front of the shell is provided with keyboard, the front portion of the shell left end offers the keyhole connected with its inner chamber, key bar is provided with the keyhole, the rear portion of the shell left end is provided with illuminating lamp, the rear portion of the shell right-hand member is equidistant to offer the groove connected with its inner chamber, the inner chamber of the shell is provided with circuit board, plug-in card plate, oil cylinder, loudspeaker and battery, SIM card is plugged with the plug-in card plate, the oil cylinder is located at the front portion of shell inner cavity right-hand member, oil pump is installed on oil cylinder, piston rod is slidably connected in oil cylinder.The foldable multifunctional key of the fingerprint recognition, simple in construction, multiple functional, easy to use, security is higher, and it is single to solve current function of key, the problem of security is not high.
Description
Technical field
The present invention relates to Intelligent key technical field, the foldable multifunctional key of specially a kind of fingerprint recognition.
Background technology
Key is a kind of conventional unlocking tool in people's life, and the material for making key is main with copper, zinc, aluminium, iron
With other metals.The invention of key is more late than locking, and occurs in ancient Egypt from before 4000.Type of key is a lot, there is common
Key, Intelligent key, remote-control key, electron key etc..Foldable key is usually to press button can just eject key piece
, but thus everybody can use, security performance is relatively low, to solve this problem, and license notification number is
CN201902060 U (authorized announcement date：2011.07.20) Chinese invention patent disclose a kind of fingerprint identification key, utilize
Fingerprint identification technology improves the security of key, but its function is more single, it is impossible to meet fast-developing social demand.
The content of the invention
(1) technical problem solved
In view of the shortcomings of the prior art, the invention provides a kind of foldable multifunctional key of fingerprint recognition, mesh is solved
Preceding function of key is single, the problem of security is not high.
(2) technical scheme
To realize object above, the present invention is achieved by the following technical programs：A kind of Multi-function folding of fingerprint recognition
Folded key, including shell, the upper surface of the shell are embedded with fingerprint capturer, and the bottom surface of the shell is embedded with locating and displaying
Device, the front of the shell is provided with keyboard, and the front portion of the shell left end offers the keyhole connected with its inner chamber, described
Key bar is provided with keyhole, the rear portion of the shell left end is provided with illuminating lamp, and the rear portion of the shell right-hand member is equidistant
Offer the groove connected with its inner chamber.
The inner chamber of the shell is provided with grafting in circuit board, plug-in card plate, oil cylinder, loudspeaker and battery, the plug-in card plate
There is SIM card, the oil cylinder, which is located to be provided with oil pump, oil cylinder on the front portion of shell inner cavity right-hand member, oil cylinder, slidably connects piston
Bar, one end that the piston rod is located at shell inner cavity with key bar is connected, and the junction of the piston rod and key bar is provided with
Limiting plate, the inner chamber thermoplastic shaping of the shell has two dividing plates, and two dividing plates are located at the both sides of oil cylinder, two respectively
Chute is formed between the inwall of the individual dividing plate and shell, the key bar and limiting plate are respectively positioned on the inside of chute, and
The limiting plate is connected with slide.
The loudspeaker is located at the rear portion of shell inner cavity right-hand member, and loudspeaker is located at the left side of groove, the circuit board
It is described in being integrated with single-chip microcomputer, Bluetooth chip, GPS locator and memory on the rear portion of shell inner cavity left end, the circuit board
Input of the output end of single-chip microcomputer respectively with illuminating lamp, locating and displaying device, oil pump and loudspeaker is electrically connected, the single-chip microcomputer
Output end of the input respectively with fingerprint capturer, GPS locator, keyboard and battery is electrically connected, the single-chip microcomputer also respectively with
Bluetooth chip, memory and the two-way electrical connection of SIM card.
It is preferred that, it is provided with an angle of the shell right-hand member on link, the link and is provided with lanyard.
It is preferred that, the corner of the shell is fillet.
It is preferred that, the battery is the lithium battery of rated voltage three volts.
It is preferred that, the illuminating lamp is LED lamp bead, and the illuminating lamp is embedded at the rear portion of shell left end.
It is preferred that, the back side of the shell is embedded with USB socket, the USB socket with single-chip microcomputer is two-way electrically connects.
(3) beneficial effect
The invention provides a kind of foldable multifunctional key of fingerprint recognition.Possesses following beneficial effect：
(1), the foldable multifunctional key of the fingerprint recognition, utilizes the cooperation of fingerprint capturer, single-chip microcomputer and memory, energy
It is enough that the fingerprint of user is gathered by fingerprint capturer, and contrasted the information of collection and memory using single-chip microcomputer,
Distinguished with the identity to user, improve security when key is used.
(2), the foldable multifunctional key of the fingerprint recognition, utilizes SIM card, GPS locator, single-chip microcomputer and locating and displaying device
Cooperation, the signal projector that GPS locator matches can be placed in automotive interior when using, utilize signal projector, GPS
Locator and SIM card coordinate to be received to the positional information of satellite fix, and then user can be right on locating and displaying device
Vehicle location is distinguished, is easy to search the position of vehicle.
(3), the foldable multifunctional key of the fingerprint recognition, can using the cooperation of single-chip microcomputer, Bluetooth chip and loudspeaker
The bluetooth playback equipments such as loudspeaker and mobile phone, flat board and computer are connected by Bluetooth protocol using Bluetooth chip, so as to
Make the key serve as Baffle Box of Bluetooth to use, function is more complete.
(4), the foldable multifunctional key of the fingerprint recognition, the cooperation of link and lanyard, facilitate suspension to key and
Carry, prevent key from losing, the setting of illuminating lamp can play a part of illumination, night at night in use, can be
After being unlocked by fingerprint capturer, by the button on lower keyboard, keyboard transmits a signal to illuminating lamp, and illuminating lamp is utilized to reach
The purpose of illumination, using more convenient.
(5), the foldable multifunctional key of the fingerprint recognition, using the cooperation of oil cylinder, piston rod and oil pump, can conveniently pair
The stretching and withdrawal of key bar, can be by by the button on lower keyboard, coming sharp after being unlocked using fingerprint capturer to key
With single-chip microcomputer control oil pump to oil cylinder oil inlet and it is fuel-displaced be controlled so that reached to key bar shrink control purpose, limit
The cooperation of position plate and chute, makes key bar relatively stable in stretching, using relatively simple, while limiting plate also rises to key bar
Spacing effect is arrived, it is to avoid the transition of key bar is stretched out.
Brief description of the drawings
Fig. 1 is structure top view of the present invention；
Fig. 2 is structure upward view of the present invention；
Fig. 3 is structure front view of the present invention；
Fig. 4 is structure sectional view of the present invention；
Fig. 5 is principle of the invention block diagram.
In figure：1 shell, 2 fingerprint capturers, 3 lanyards, 4 links, 5 keyboards, 6 key bars, 7 locating and displaying devices, 8 illuminating lamps,
9 keyholes, 10 chutes, 11 limiting plates, 12 piston rods, 13 oil pumps, 14 oil cylinders, 15 dividing plates, 16 grooves, 17 loudspeakers, 18 batteries,
19SIM cards, 20 plug-in card plates, 21 circuit boards, 22 single-chip microcomputers, 23 memories, 24GPS locators, 25 Bluetooth chips, 26USB sockets.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Fig. 1-5 are referred to, the present invention provides a kind of technical scheme：A kind of foldable multifunctional key of fingerprint recognition, including
Shell (1), the corner of shell (1) is to be provided with link (4) on fillet, an angle of shell (1) right-hand member, and link is set on (4)
Lanyard (3) is equipped with, the cooperation of link (4) and lanyard (3) facilitates the suspension and carrying to key, prevents key from losing,
The setting of illuminating lamp (8) can play a part of illumination, night at night in use, can be solved by fingerprint capturer (2)
After lock, by the button on lower keyboard (5), keyboard (5) transmits a signal to illuminating lamp (8), and illuminating lamp (8) illumination is utilized to reach
Purpose, using more convenient, the upper surface of shell (1) is embedded with fingerprint capturer (2), and it is fixed that the bottom surface of shell (1) is embedded with
Position display (7), the front of shell (1) is provided with keyboard (5), and the back side of shell (1) is embedded with USB socket (26), USB socket
(26) with single-chip microcomputer (22) is two-way electrically connects, the front portion of shell (1) left end offers the keyhole (9) connected with its inner chamber, key
Key bar (6) is provided with keyhole (9), the rear portion of shell (1) left end is provided with illuminating lamp (8), and illuminating lamp (8) is LED lamp bead,
And illuminating lamp (8) is embedded at the rear portion of shell (1) left end, equidistant offer in the rear portion of shell (1) right-hand member connects with its inner chamber
Logical groove (16), using the cooperation of fingerprint capturer (2), single-chip microcomputer (22) and memory (23), can pass through fingerprint collecting
Device (2) is contrasted the information of collection with memory (23) using single-chip microcomputer (22) to gather the fingerprint of user, with right
The identity of user is distinguished, improves security when key is used.
The inner chamber of shell (1) is provided with circuit board (21), plug-in card plate (20), oil cylinder (14), loudspeaker (17) and battery
(18), battery (18) is to be plugged with SIM card (19), oil cylinder (14) position in the lithium battery of rated voltage three volts, plug-in card plate (20)
Piston rod is slidably connected in being provided with the front portion of shell (1) inner chamber right-hand member, oil cylinder (14) in oil pump (13), oil cylinder (14)
(12), piston rod (12) is connected with one end that key bar (6) is located at shell (1) inner chamber, the company of piston rod (12) and key bar (6)
The place of connecing is provided with limiting plate (11), and the inner chamber thermoplastic shaping of shell (1) has two dividing plates (15), and two dividing plates (15) are respectively
Both sides positioned at oil cylinder (14), are formed with chute (10) between two dividing plates (15) and the inwall of shell (1), key bar (6) and
Limiting plate (11) is respectively positioned on the inside of chute (10), and limiting plate (11) is slidably connected with chute (10), using oil cylinder (14),
The cooperation of piston rod (12) and oil pump (13), can facilitate stretching and withdrawal to key bar (6), utilize fingerprint capturer
(2), can be by by the button on lower keyboard (5), to utilize single-chip microcomputer (22) control oil pump (13) to oil after being unlocked to key
Cylinder (14) oil-feed and it is fuel-displaced be controlled, so as to reach the purpose that control is shunk to key bar (6), limiting plate (11) and chute
(10) cooperation, makes key bar (6) relatively stable in stretching, using relatively simple, while limiting plate (11) is also to key bar
(6) spacing effect is served, it is to avoid the transition of key bar (6) is stretched out.
Loudspeaker (17) is located at the rear portion of shell (1) inner chamber right-hand member, and loudspeaker (17) is located at the left side of groove (16),
Using the cooperation of single-chip microcomputer (22), Bluetooth chip (25) and loudspeaker (17), Bluetooth chip (25) can be utilized by loudspeaker
(17) it is connected with the bluetooth playback equipment such as mobile phone, flat board and computer by Bluetooth protocol, so as to make the key serve as bluetooth
Audio amplifier is used, and function is more complete, and circuit board (21) is integrated with list in the rear portion of shell (1) inner chamber left end, circuit board on (21)
Piece machine (22), Bluetooth chip (25), GPS locator (24) and memory (23), the output end of single-chip microcomputer (22) respectively with illumination
Lamp (8), locating and displaying device (7), the input electrical connection of oil pump (13) and loudspeaker (17), the input difference of single-chip microcomputer (22)
Electrically connected with the output end of fingerprint capturer (2), GPS locator (24), keyboard (5) and battery (18), single-chip microcomputer (22) also divides
Not with Bluetooth chip (25), memory (23) and SIM card (19) is two-way electrically connects, using SIM card (19), GPS locator (24),
The cooperation of single-chip microcomputer (22) and locating and displaying device (7), can put the signal projector that GPS locator (24) match when using
In automotive interior, coordinate to enter the positional information of satellite fix using signal projector, GPS locator (24) and SIM card (19)
Row is received, and then user can be distinguished vehicle location on locating and displaying device (7), is easy to the position progress to vehicle
Search.
In summary, the foldable multifunctional key of the fingerprint recognition, simple in construction, multiple functional, easy to use, security
Higher, it is single to solve current function of key, the problem of security is not high.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or deposited between operating
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Nonexcludability is included, so that process, method, article or equipment including a series of key elements not only will including those
Element, but also other key elements including being not expressly set out, or also include being this process, method, article or equipment
Intrinsic key element.In the absence of more restrictions.By sentence " including one ... the key element limited, it is not excluded that
Also there is other identical element in the process including the key element, method, article or equipment ".
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (7)
1. a kind of foldable multifunctional key of fingerprint recognition, including shell (1), it is characterised in that：The upper surface of the shell (1)
Fingerprint capturer (2) is embedded with, the bottom surface of the shell (1) is embedded with locating and displaying device (7), the front peace of the shell (1)
Equipped with keyboard (5), the front portion of shell (1) left end offers the keyhole (9) connected with its inner chamber, the keyhole (9)
Key bar (6) is inside provided with, the rear portion of shell (1) left end is provided with illuminating lamp (8), the rear portion of shell (1) right-hand member
It is equidistant to offer the groove (16) connected with its inner chamber；
The inner chamber of the shell (1) is provided with circuit board (21), plug-in card plate (20), oil cylinder (14), loudspeaker (17) and battery
(18) SIM card (19), is plugged with the plug-in card plate (20), the oil cylinder (14) is located at the front portion of shell (1) inner chamber right-hand member, oil
It is provided with cylinder (14) in oil pump (13), oil cylinder (14) and slidably connects piston rod (12), the piston rod (12) and key bar
(6) one end positioned at shell (1) inner chamber is connected, and the piston rod (12) and the junction of key bar (6) are provided with limiting plate
(11), the inner chamber thermoplastic shaping of the shell (1) has two dividing plates (15), and two dividing plates (15) are located at oil cylinder respectively
(14) both sides, are formed with chute (10) between two dividing plates (15) and the inwall of shell (1), the key bar (6) and
Limiting plate (11) is respectively positioned on the inside of chute (10), and the limiting plate (11) is slidably connected with chute (10)；
The loudspeaker (17) is located at the rear portion of shell (1) inner chamber right-hand member, and loudspeaker (17) is located at the left side of groove (16),
The circuit board (21) on the rear portion of shell (1) inner chamber left end, the circuit board (21) in being integrated with single-chip microcomputer (22), bluetooth core
Piece (25), GPS locator (24) and memory (23), the output end of the single-chip microcomputer (22) are aobvious with illuminating lamp (8), positioning respectively
Show the input electrical connection of device (7), oil pump (13) and loudspeaker (17), the input of the single-chip microcomputer (22) is adopted with fingerprint respectively
Storage (2), GPS locator (24), the electrical connection of the output end of keyboard (5) and battery (18), the single-chip microcomputer (22) also respectively with
Bluetooth chip (25), memory (23) and SIM card (19) two-way electrical connection.
2. a kind of foldable multifunctional key of fingerprint recognition according to claim 1, it is characterised in that：The shell (1)
It is provided with one angle of right-hand member on link (4), the link (4) and is provided with lanyard (3).
3. a kind of foldable multifunctional key of fingerprint recognition according to claim 1, it is characterised in that：The shell (1)
(corner is fillet).
4. a kind of foldable multifunctional key of fingerprint recognition according to claim 1, it is characterised in that：The battery (18)
For the lithium battery of rated voltage three volts.
5. a kind of foldable multifunctional key of fingerprint recognition according to claim 1-4, it is characterised in that：The illuminating lamp
(8) it is LED lamp bead, and the illuminating lamp (8) is embedded at the rear portion of shell (1) left end.
6. a kind of foldable multifunctional key of fingerprint recognition according to claim 1-5, it is characterised in that：The shell
(1) the back side is embedded with USB socket (26), the USB socket (26) with single-chip microcomputer (22) is two-way electrically connects.
7. a kind of application method of the foldable multifunctional key of fingerprint recognition according to claim 1-5, it is characterised in that：
The foldable multifunctional key of the fingerprint recognition, can be by referring to using the cooperation of fingerprint capturer, single-chip microcomputer and memory
Line collector is contrasted the information of collection and memory using single-chip microcomputer to gather the fingerprint of user, with to using
The identity of person is distinguished, improves security when key is used；It is aobvious using SIM card, GPS locator, single-chip microcomputer and positioning
Show the cooperation of device, the signal projector that GPS locator matches can be placed in automotive interior when using, be launched using signal
Device, GPS locator and SIM card coordinate to be received to the positional information of satellite fix, and then user can be in locating and displaying
Vehicle location is distinguished on device, is easy to search the position of vehicle；Using the cooperation of oil cylinder, piston rod and oil pump,
The stretching to key bar and withdrawal can be facilitated, can be by by lower keyboard after being unlocked using fingerprint capturer to key
Button, come utilize single-chip microcomputer control oil pump to oil cylinder oil inlet and it is fuel-displaced be controlled so that reached to key bar shrink control
The cooperation of the purpose of system, limiting plate and chute, makes key bar relatively stable in stretching, using relatively simple, while limiting plate
Also spacing effect is served to key bar, it is to avoid the transition of key bar is stretched out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710372117.6A CN106978942A (en) | 2017-05-24 | 2017-05-24 | A kind of foldable multifunctional key of fingerprint recognition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710372117.6A CN106978942A (en) | 2017-05-24 | 2017-05-24 | A kind of foldable multifunctional key of fingerprint recognition |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106978942A true CN106978942A (en) | 2017-07-25 |
Family
ID=59342901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710372117.6A Pending CN106978942A (en) | 2017-05-24 | 2017-05-24 | A kind of foldable multifunctional key of fingerprint recognition |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106978942A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107762272A (en) * | 2017-11-23 | 2018-03-06 | 科成精密模塑科技无锡有限公司 | The automobile transmitter precise injection molding shell of built-in light conducting circle illumination |
| CN110033072A (en) * | 2018-01-11 | 2019-07-19 | 苏州迈瑞微电子有限公司 | A kind of fingerprint U disk |
| CN110264604A (en) * | 2019-07-12 | 2019-09-20 | 东莞精旺电子有限公司 | A kind of non-contact card chip identification of fingerprint inductive vehicle key chip |
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|---|---|---|---|---|
| DE60029881T2 (en) * | 1999-06-30 | 2007-08-30 | Siemens Vdo Automotive Corp., Auburn Hills | Hand-held device for locating a vehicle |
| CN201047195Y (en) * | 2007-06-07 | 2008-04-16 | 潘骏 | Automatic telescopic remote-control key |
| CN204066220U (en) * | 2014-08-12 | 2014-12-31 | 北京汽车股份有限公司 | A kind of remote-control key for car door of fingerprint recognition |
| CN105047003A (en) * | 2015-07-10 | 2015-11-11 | 蒋君伟 | Method and system for backward seeking vehicle and forward seeking parking space |
-
2017
- 2017-05-24 CN CN201710372117.6A patent/CN106978942A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE60029881T2 (en) * | 1999-06-30 | 2007-08-30 | Siemens Vdo Automotive Corp., Auburn Hills | Hand-held device for locating a vehicle |
| CN201047195Y (en) * | 2007-06-07 | 2008-04-16 | 潘骏 | Automatic telescopic remote-control key |
| CN204066220U (en) * | 2014-08-12 | 2014-12-31 | 北京汽车股份有限公司 | A kind of remote-control key for car door of fingerprint recognition |
| CN105047003A (en) * | 2015-07-10 | 2015-11-11 | 蒋君伟 | Method and system for backward seeking vehicle and forward seeking parking space |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107762272A (en) * | 2017-11-23 | 2018-03-06 | 科成精密模塑科技无锡有限公司 | The automobile transmitter precise injection molding shell of built-in light conducting circle illumination |
| CN110033072A (en) * | 2018-01-11 | 2019-07-19 | 苏州迈瑞微电子有限公司 | A kind of fingerprint U disk |
| CN110264604A (en) * | 2019-07-12 | 2019-09-20 | 东莞精旺电子有限公司 | A kind of non-contact card chip identification of fingerprint inductive vehicle key chip |
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Application publication date: 20170725 |
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