CN205608843U - Entrance guard control device and access control system based on two -dimensional code scanning - Google Patents
Entrance guard control device and access control system based on two -dimensional code scanning Download PDFInfo
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- CN205608843U CN205608843U CN201620380162.7U CN201620380162U CN205608843U CN 205608843 U CN205608843 U CN 205608843U CN 201620380162 U CN201620380162 U CN 201620380162U CN 205608843 U CN205608843 U CN 205608843U
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- 230000008901 benefit Effects 0.000 abstract description 7
- 238000012360 testing method Methods 0.000 description 7
- 230000005611 electricity Effects 0.000 description 4
- 230000001413 cellular effect Effects 0.000 description 3
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Abstract
The utility model relates to an access control system field discloses an entrance guard control device and access control system based on two -dimensional code scanning. Entrance guard control device includes ARM microcontroller, memory, two -dimensional code scanner, ethernet interface unit, entrance guard's state indicating units, lock and is used for driving the relay control unit that the lock was opened or was closed, wherein, ARM microcontroller passes through serial ports bus communication connection respectively the two -dimensional code scanner with the ethernet interface unit, ARM microcontroller is communication connection still the memory entrance guard's state indicating units with relay control unit. Through entrance guard control device and access control system can and verify that the mode of two -dimensional code realizes the entrance guard management based on scanning, make things convenient for access discernment by a wide margin and promote user experience, still can make simultaneously entrance guard control device reaches the access control system has advantage with low costs, that the circulation good and factor of safety is high, be convenient for actual popularization and use.
Description
Technical field
This utility model relates to gate control system field, in particular it relates to a kind of door based on Quick Response Code scanning
Prohibit and control device and access control system.
Background technology
Gate control system is as a kind of novel modernization safety management system, and it is to solve important department to come in and go out
The effective measures of cause for gossip existing safety precaution management.Current gate control system typically has password access, senses door of swiping the card
Taboo, fingerprint recognition gate inhibition and recognition of face gate inhibition etc., wherein, the encrypted message of password access is easily revealed, peace
Overall coefficient is relatively low；And sense the gate inhibition that swipes the card and need to configure access card, its cost is high and it is necessary to access card
Can open the door, its circulation is poor.And fingerprint recognition gate inhibition and recognition of face gate inhibition, although safety coefficient is higher,
However it is necessary that typing fingerprint or facial image in advance and it is necessary to corresponding to fingerprint or facial image could open the door,
Its circulation is the most poor.
Utility model content
For the problem of aforementioned existing gate control system, this utility model provides a kind of based on Quick Response Code scanning
Access control device and access control system, can based on scanner uni checking Quick Response Code mode realize gate inhibition pipe
Reason, significantly facilitates access identification and promotes Consumer's Experience, the most also has that low cost, circulation be good and safety
The advantage that coefficient is high, it is simple to actual popularization and use.
The technical solution adopted in the utility model, on the one hand provides a kind of gate inhibition based on Quick Response Code scanning
Control device, including ARM microcontroller, memorizer, Quick Response Code scanning device, Ethernet interface unit, gate inhibition
State indication unit, door lock and for driving the relay control unit that door lock is turned on and off, wherein, described
ARM microcontroller communicates to connect described Quick Response Code scanning device and described Ethernet interface list respectively by serial bus
Unit, described ARM microcontroller also communicates to connect described memorizer, described gate inhibition's state indication unit and described continues
Electrical control unit.
Optimizing, described access control device based on Quick Response Code scanning also includes being communicated by serial bus
Connect the WiFi wireless transceiver of described ARM microcontroller.
Optimizing, described access control device based on Quick Response Code scanning also includes at least 3 and separates layout
And communicate to connect the mobile terminal radio signal detector of described ARM microcontroller.Optimize further,
Described gate inhibition's state indication unit also includes audible-visual annunciator.
Optimizing, described access control device based on Quick Response Code scanning also includes communicating to connect respectively described
The infrared detector of ARM microcontroller and/or hand switch.
Optimizing, described access control device based on Quick Response Code scanning also includes communicating to connect respectively described
The jtag interface unit of ARM microcontroller and/or detection interface unit.
Optimizing, described access control device based on Quick Response Code scanning also includes power module；Described electricity
Source module is turned DC24V mu balanced circuit unit, counnter attack by the AC220V power interface being sequentially connected electrically, AC220V
Connect protection circuit unit, surge protection circuit unit, DC24V turns DC3.3V mu balanced circuit unit, overvoltage is protected
Protection circuit unit, high-frequency filter circuit unit and low-frequency filter circuit unit are constituted.
The technical solution adopted in the utility model, on the other hand provides a kind of door based on Quick Response Code scanning
Prohibit control system, including aforesaid access control device based on Quick Response Code scanning, also include accessible mobile number
Producing and authentication server, switch according to the Quick Response Code of network, wherein, described Quick Response Code produces and the service for checking credentials
Device communicates to connect described switch by wired ethernet network, and described switch communicates to connect institute by ethernet line
State the ethernet interface circuit unit of access control device based on Quick Response Code scanning.
To sum up, use provided by the utility model a kind of based on Quick Response Code scanning access control device and
Access control system, has the advantages that (1) passes through described access control device and access control system,
Entrance guard management can be realized based on the mode of scanner uni checking Quick Response Code, significantly facilitate access identification and promote use
Family is experienced；(2) by the described WiFi wireless transceiver configured, mobile terminal and access control can be set up
Provisional communication between Quick Response Code generation and the authentication server of device or far-end, solves because not accessing mobile honeybee
Nest network and problem that access Quick Response Code cannot be obtained；(3) by the described mobile terminal radio signal configured
Detector, not only can detect the mobile terminal of periphery, promotes the intellectuality of described access control device with automatic
Change, thus can avoid repeating the checking of Quick Response Code scanner uni, promote Consumer's Experience further, it is also possible to
State the audible-visual annunciator cooperating together of configuration in gate inhibition's state indication unit, indicate whether that having people sneaks out
The situation of gate inhibition, improves safety coefficient further；(4) owing to Quick Response Code is the Quick Response Code generation by far-end and tests
Card server at random and produces through AES encryption, has electronical display expression, circulation height and safety coefficient phase
To higher feature so that described access control device and described access control system also have low cost, circulation
Property good and advantage that safety coefficient is high, it is simple to actual promote and use.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will
The accompanying drawing used required in embodiment or description of the prior art is briefly described, it should be apparent that below,
Accompanying drawing in description is only embodiments more of the present utility model, for those of ordinary skill in the art,
On the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the circuit structure of the access control device based on Quick Response Code scanning that this utility model provides
Schematic diagram.
Fig. 2 is the system structure of the access control system based on Quick Response Code scanning that this utility model provides
Schematic diagram.
Detailed description of the invention
Hereinafter with reference to accompanying drawing, by way of example describe that this utility model provides in detail based on two
The access control device of dimension code scanning and access control system.At this it should be noted that for these embodiments
The explanation of mode is adapted to assist in and understands this utility model, but is not intended that restriction of the present utility model.
Various technology described herein may be used for but is not limited to gate control system field, it is also possible to for it
Its similar field.
The terms "and/or", a kind of incidence relation describing affiliated partner, represent permissible
There are three kinds of relations, such as, A and/or B, can represent: individualism A, individualism B, deposit simultaneously
In tri-kinds of situations of A and B, the terms "/and " it is to describe another kind of affiliated partner relation, represent permissible
There are two kinds of relations, such as, A/ and B, can represent: individualism A, two kinds of feelings of individualism A and B
Condition, it addition, character "/" herein, typicallys represent forward-backward correlation to liking a kind of "or" relation.
Embodiment one
Fig. 1 shows the circuit of the access control device based on Quick Response Code scanning that this utility model provides
Structural representation, what Fig. 2 showed the access control system based on Quick Response Code scanning that this utility model provides is
System structural representation.Described based on Quick Response Code scanning the access control device that the present embodiment provides, including ARM
Microcontroller, memorizer, Quick Response Code scanning device, Ethernet interface unit, gate inhibition's state indication unit, door lock
With the relay control unit for driving door lock to be turned on and off, wherein, described ARM microcontroller is by string
Mouth bus communicates to connect described Quick Response Code scanning device and described Ethernet interface unit, described ARM microcontroller respectively
Device also communicates to connect described memorizer, described gate inhibition's state indication unit and described relay control unit.
As it is shown in figure 1, in the circuit structure of described access control device based on Quick Response Code scanning, institute
Stating Quick Response Code scanning device for the image in 2 D code that shows on mobile terminals or otherwise of scanning, acquisition is treated
The scanning 2 D code information of checking, described mobile terminal can be, but not limited to be mobile phone, Intelligent bracelet and flat board electricity
The electronic equipments such as brain；Described Ethernet interface unit is used for supporting that described access control device passes through wired ethernet
The Quick Response Code of the external far-end of network produces and authentication server, it is achieved described ARM microcontroller is produced with described Quick Response Code
Life and the telecommunication of authentication server；Described ARM (Advanced Reduced Instruction Set
Computer Machines, advanced RISC machines) microcontroller can be, but not limited to use model
For the ARM chip of STM32F103RCT6, on the one hand it produce and authentication server to the described Quick Response Code of far-end
Upload the scanning 2 D code information from described Quick Response Code scanning device, on the other hand for receiving from described two dimension
Code produce and authentication server and for uploaded scanning 2 D code information the result, if the result
Join, then drive described door lock to open by described relay control unit, otherwise continue to described door lock and close,
And make the instruction of corresponding gate inhibition's state by described gate inhibition's state indication unit, such as when opening door lock, bright
Green light represents and can enter, and when maintaining door lock to close, the expression that sends out a warning is prohibited from entering or bright orange lamp expression etc.
In to be verified, in addition by the identity of such as mobile terminal, the personal information of this mobile terminal holder with test
The relevant information records such as the 2 D code information of card coupling are in which memory, in order to query history gate inhibition's record；
Described memorizer can be, but not limited to the FLASH memory (i.e. flash memory) using model to be W25Q64.
As in figure 2 it is shown, in the access control system including aforementioned access control device based on Quick Response Code scanning
In system, also include that the Quick Response Code of accessible mobile data network produces and authentication server, switch, wherein,
Described Quick Response Code produces and authentication server communicates to connect described switch, described exchange by wired ethernet network
Machine is by the Ethernet interface electricity of the described access control device based on Quick Response Code scanning of ethernet line communication connection
Road unit.Described Quick Response Code produces and authentication server is for producing in advance according to the access permission information of access personnel
A raw access Quick Response Code, and by cellular network or other mobile data networks, described access Quick Response Code is sent
To mobile terminal entrained by access personnel, then acquiring scanning two dimension by described access control device
After code information, whether checking scanning 2 D code information mates with access 2 D code information, and to described access control
Device feedback matching result, in order to described access control device performs corresponding controlling behavior.Described switch is used
In connecting multiple described access control device by ethernet line, the Ethernet information that transfer is mutual.
The workflow of described access control system can be, but not limited to as follows: (1) the most artificially passes through hands
Machine APP software accesses described Quick Response Code and produces and authentication server, obtains an access Quick Response Code；(2) then
The access image in 2 D code shown by Quick Response Code scanning device scanning cell phone, identifies that the scanning Quick Response Code obtained passes through
ARM microcontroller, switch and Ethernet are sent to described Quick Response Code and produce and authentication server；(3) by
Described Quick Response Code produces and authentication server judges whether described scanning Quick Response Code mates with described access Quick Response Code,
And matching result is fed back to described ARM microcontroller；(4) described ARM microcontroller is according to matching result,
Drive door lock to open when coupling by described relay control unit, otherwise maintain door lock to close；(5) last
Relevant information is stored in which memory/and control result is fed back to the generation of described Quick Response Code and checking clothes
Business device and mobile phone terminal.From there through described access control device and access control system, can test based on scanner uni
The mode of card Quick Response Code realizes entrance guard management, significantly facilitates access identification and promotes Consumer's Experience, simultaneously because
Quick Response Code is to be produced by the Quick Response Code of far-end and authentication server is random and through AES
(Advanced Encryption Standard, Advanced Encryption Standard) encryption produces, and has electronic display
Show the feature that expression, circulation height and safety coefficient are of a relatively high so that described access control device and described door
Prohibit the advantage that control system also has low cost, circulation is good and safety coefficient is high, it is simple to actual popularization and use.
Optimizing, described access control device based on Quick Response Code scanning also includes being communicated by serial bus
Connect the WiFi wireless transceiver of described ARM microcontroller.By the described WiFi wireless transceiver configured,
A WiFi data network access points can be formed in gate inhibition side, and by this WiFi data network access points energy
Enough set up mobile terminal and access control device or far-end Quick Response Code produce and authentication server between interim
Communication, thus can be produced by described Quick Response Code and authentication server directly identity to this mobile terminal
And the identity information of this mobile terminal holder carries out access checking, and directly to described ARM after being verified
Microcontroller sends access license, or sends access Quick Response Code to this mobile terminal, solves because not accessing shifting
The problem moving cellular network and access Quick Response Code cannot be obtained.
Optimizing, described access control device based on Quick Response Code scanning also includes at least 3 and separates layout
And communicate to connect the mobile terminal radio signal detector of described ARM microcontroller.As it is shown in figure 1, conduct
Citing, described access control device based on Quick Response Code scanning also includes 3 described mobile terminal radio
Signal sensor, described mobile terminal radio signal detector can work as be not limited to use model be
The mobile phone wireless signal of telecommunication detector of Wofhound-PRO or to have the mobile terminal of similar detecting function wireless
Signal of telecommunication detector.Each described mobile terminal radio signal detector is used for detecting the mobile terminal of periphery,
Obtain identity and the location measurement information of mobile terminal, in order to described ARM microcontroller is receiving from 3
Individual described mobile terminal radio signal detector and identity for same mobile terminal and location survey
After amount information, it is possible to determine position location and the motion track of this mobile terminal according to wireless location technology, and
This mobile terminal gate inhibition to be passed through is judged according to motion track, when judging this mobile terminal gate inhibition to be passed through,
And then inquire about according to the identity of this mobile terminal whether to there is corresponding history effective in which memory
Quick Response Code checking record, described identity can be, but not limited to be that TMSI identifies (Temporary Mobile
Subscriber Identity, Temporary Mobile Subscriber Identity) or other similar mark；If it is determined there is
Corresponding history effective Quick Response Code checking record, shifts to an earlier date opening door lock by described relay control unit, thus
Intellectuality and the automatization of described access control device can be promoted, thus avoid repeating Quick Response Code scanner uni and test
Card, promotes Consumer's Experience further.Described history effective Quick Response Code checking record can be, but not limited to be effectively
In period (a such as consecutive days) and have verified that the history Quick Response Code checking record of coupling.
Optimize further, in described gate inhibition's state indication unit, also include audible-visual annunciator.Institute
State ARM microcontroller to determine according to the location measurement information from described mobile terminal radio signal detector
When the position location of mobile terminal and motion track, it is also possible to whether judge this mobile terminal according to motion track
Pass through gate inhibition, when judging that this mobile terminal has passed through gate inhibition, and then according to the identity of this mobile terminal
Mark inquires about whether there is corresponding history effective Quick Response Code checking record in which memory, if it is decided that no
There is corresponding history effective Quick Response Code checking record, send sound and light alarm by described audible-visual annunciator, warning
There are there are not verified personnel by gate inhibition, from there through described mobile terminal radio signal detector with
The cooperating of described audible-visual annunciator, may indicate whether that having people sneaks out the situation of gate inhibition, carries further
High safety coefficient.
Optimizing, described access control device based on Quick Response Code scanning also includes communicating to connect respectively described
The infrared detector of ARM microcontroller and/or hand switch.Described infrared detector is used for detecting whether
Someone is passing through gate inhibition, in order to maintain door lock opening, until personnel pass through gate inhibition completely；Described manually
Switch is for opened manually or closes described door lock.
Optimizing, described access control device based on Quick Response Code scanning also includes communicating to connect respectively described
The jtag interface unit of ARM microcontroller and/or detection interface unit.Described JTAG (Joint Test Action
Group, joint test working group) interface unit is in accordance with JTAG protocol Add-In recording device, in order to
To described access control device burn recording software program；Described detection interface unit communicates to connect institute by serial bus
State ARM microcontroller, as it is shown in figure 1, for external detection equipment, in order to described access control device is entered
Row test detection.
Optimizing, described access control device based on Quick Response Code scanning also includes power module；Described electricity
Source module is turned DC24V mu balanced circuit unit, counnter attack by the AC220V power interface being sequentially connected electrically, AC220V
Connect protection circuit unit, surge protection circuit unit, DC24V turns DC3.3V mu balanced circuit unit, overvoltage is protected
Protection circuit unit, high-frequency filter circuit unit and low-frequency filter circuit unit are constituted.As it is shown in figure 1, pass through institute
State power module, with the civil power of external AC220V, and electric energy support can be provided for other unit or device,
Wherein, described AC220V turns DC24V mu balanced circuit unit for 220V civil power carries out rectification blood pressure lowering, and is
Described relay-operated controller provides running voltage；Described DC24V turns DC3.3V mu balanced circuit unit for entering one
Step DC decompression, in order to the running voltage of low pressure is provided for described ARM microcontroller.Simultaneously by the institute configured
State protection circuit and filter circuit, the stability of running voltage can be promoted, protect in described access control device
Chip and the safety of device, extend the service life of whole access control device.
To sum up, the present embodiment provided based on Quick Response Code scanning access control device and access control system
System, has the advantages that (1), can be based on by described access control device and access control system
The mode of scanner uni checking Quick Response Code realizes entrance guard management, significantly facilitates access identification and promotes Consumer's Experience；
(2) by the described WiFi wireless transceiver configured, mobile terminal and access control device or remote can be set up
The Quick Response Code of end produces and provisional communication between authentication server, solves because can not access mobile cellular network
The problem that cannot obtain access Quick Response Code；(3) by the described mobile terminal radio signal detector configured,
Not only can detect the mobile terminal of periphery, promote intellectuality and the automatization of described access control device, thus
Can avoid repeating the checking of Quick Response Code scanner uni, promote Consumer's Experience further, it is also possible to stating gate inhibition's shape
In state indicating member, the audible-visual annunciator cooperating together of configuration, indicates whether that having people sneaks out the feelings of gate inhibition
Condition, improves safety coefficient further；(4) due to Quick Response Code be by far-end Quick Response Code produce and authentication server
Produce at random and through AES encryption, there is electronical display expression, circulation height and safety coefficient of a relatively high
Feature so that described access control device and described access control system also have low cost, circulation is good and pacifies
The advantage that overall coefficient is high, it is simple to actual popularization and use.
As it has been described above, this utility model can preferably be realized.For a person skilled in the art, root
According to teaching of the present utility model, design access control device based on Quick Response Code scanning and the gate inhibition of multi-form
Control system is not required to performing creative labour.In the case of without departing from principle of the present utility model and spirit right
These embodiments are changed, revise, replace, integrate and modification still falls within protection domain of the present utility model.
Claims (8)
1. an access control device based on Quick Response Code scanning, it is characterised in that include ARM microcontroller, storage
Device, Quick Response Code scanning device, Ethernet interface unit, gate inhibition's state indication unit, door lock and be used for driving door lock
The relay control unit being turned on and off, wherein, described ARM microcontroller is communicated respectively by serial bus
Connecting described Quick Response Code scanning device and described Ethernet interface unit, described ARM microcontroller also communicates to connect institute
State memorizer, described gate inhibition's state indication unit and described relay control unit.
A kind of access control device based on Quick Response Code scanning, it is characterised in that described
Access control device based on Quick Response Code scanning also includes communicating to connect described ARM microcontroller by serial bus
The WiFi wireless transceiver of device.
A kind of access control device based on Quick Response Code scanning, it is characterised in that described
Access control device based on Quick Response Code scanning also includes at least 3 and separates layout and communicate to connect described ARM
The mobile terminal radio signal detector of microcontroller.
A kind of access control device based on Quick Response Code scanning, it is characterised in that in institute
State and gate inhibition's state indication unit also includes audible-visual annunciator.
A kind of access control device based on Quick Response Code scanning, it is characterised in that described
Access control device based on Quick Response Code scanning also includes communicating to connect the infrared of described ARM microcontroller respectively
Line detector and/or hand switch.
A kind of access control device based on Quick Response Code scanning, it is characterised in that described
Access control device based on Quick Response Code scanning also includes the JTAG communicating to connect described ARM microcontroller respectively
Interface unit and/or detection interface unit.
7. a kind of based on Quick Response Code scanning the access control device as described in claim 1 to 6 any one, it is special
Levying and be, described access control device based on Quick Response Code scanning also includes power module；
Described power module is turned DC24V mu balanced circuit by the AC220V power interface being sequentially connected electrically, AC220V
Unit, reverse connection prevention protection circuit unit, surge protection circuit unit, DC24V turn DC3.3V mu balanced circuit list
Unit, overvoltage crowbar unit, high-frequency filter circuit unit and low-frequency filter circuit unit are constituted.
8. an access control system based on Quick Response Code scanning, it is characterised in that include such as claim 1 to 7
Access control device based on Quick Response Code scanning described by any one, also includes accessible mobile data network
Quick Response Code produce and authentication server, switch, wherein, described Quick Response Code produce and authentication server pass through
Wired ethernet network communicates to connect described switch, described switch by ethernet line communication connection described based on
The ethernet interface circuit unit of the access control device of Quick Response Code scanning.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620380162.7U CN205608843U (en) | 2016-04-28 | 2016-04-28 | Entrance guard control device and access control system based on two -dimensional code scanning |
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| CN201620380162.7U CN205608843U (en) | 2016-04-28 | 2016-04-28 | Entrance guard control device and access control system based on two -dimensional code scanning |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107195038A (en) * | 2017-05-11 | 2017-09-22 | 广东汇泰龙科技有限公司 | A kind of intelligent cloud lock system and method for unlocking based on Quick Response Code |
| CN107341873A (en) * | 2017-05-27 | 2017-11-10 | 华南农业大学 | High safety open-type lab entrance guard management system and method based on mobile device |
| CN108010160A (en) * | 2016-11-02 | 2018-05-08 | 天津太卡科技发展有限公司 | A kind of intelligent access control system |
| CN108597069A (en) * | 2018-04-04 | 2018-09-28 | 张伟 | A kind of entrance guard device, system and method based on Quick Response Code |
| CN108828968A (en) * | 2018-06-22 | 2018-11-16 | 唐水金 | Intelligent home furnishing control method based on GIS |
| CN109102599A (en) * | 2018-07-17 | 2018-12-28 | 黄月英 | Novel access control method based on GIS |
| CN109118634A (en) * | 2018-09-28 | 2019-01-01 | 伟创达电子科技（深圳）有限公司 | A kind of two dimensional code unlocking access control system |
| CN109285257A (en) * | 2018-11-01 | 2019-01-29 | 云南昆钢电子信息科技有限公司 | A kind of cell is remotely opened the door control device |
| CN111080870A (en) * | 2019-11-14 | 2020-04-28 | 广东飞企互联科技股份有限公司 | Intelligent park operation management method and related products |
| CN115439966A (en) * | 2022-09-06 | 2022-12-06 | 大连爱加加智慧科技有限公司 | Community one-code access control and elevator control method and system based on two-dimensional code |
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2016
- 2016-04-28 CN CN201620380162.7U patent/CN205608843U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108010160A (en) * | 2016-11-02 | 2018-05-08 | 天津太卡科技发展有限公司 | A kind of intelligent access control system |
| CN107195038A (en) * | 2017-05-11 | 2017-09-22 | 广东汇泰龙科技有限公司 | A kind of intelligent cloud lock system and method for unlocking based on Quick Response Code |
| CN107195038B (en) * | 2017-05-11 | 2020-01-10 | 广东汇泰龙科技有限公司 | Intelligent cloud lock system based on two-dimensional code and unlocking method |
| CN107341873A (en) * | 2017-05-27 | 2017-11-10 | 华南农业大学 | High safety open-type lab entrance guard management system and method based on mobile device |
| CN107341873B (en) * | 2017-05-27 | 2020-03-17 | 华南农业大学 | High-safety open laboratory entrance guard management system and method based on mobile equipment |
| CN108597069A (en) * | 2018-04-04 | 2018-09-28 | 张伟 | A kind of entrance guard device, system and method based on Quick Response Code |
| CN108828968A (en) * | 2018-06-22 | 2018-11-16 | 唐水金 | Intelligent home furnishing control method based on GIS |
| CN109102599A (en) * | 2018-07-17 | 2018-12-28 | 黄月英 | Novel access control method based on GIS |
| CN109118634A (en) * | 2018-09-28 | 2019-01-01 | 伟创达电子科技（深圳）有限公司 | A kind of two dimensional code unlocking access control system |
| CN109285257A (en) * | 2018-11-01 | 2019-01-29 | 云南昆钢电子信息科技有限公司 | A kind of cell is remotely opened the door control device |
| CN111080870A (en) * | 2019-11-14 | 2020-04-28 | 广东飞企互联科技股份有限公司 | Intelligent park operation management method and related products |
| CN115439966A (en) * | 2022-09-06 | 2022-12-06 | 大连爱加加智慧科技有限公司 | Community one-code access control and elevator control method and system based on two-dimensional code |
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