CN109448181A - A kind of antitheft access control system - Google Patents
A kind of antitheft access control system Download PDFInfo
- Publication number
- CN109448181A CN109448181A CN201811236446.9A CN201811236446A CN109448181A CN 109448181 A CN109448181 A CN 109448181A CN 201811236446 A CN201811236446 A CN 201811236446A CN 109448181 A CN109448181 A CN 109448181A
- Authority
- CN
- China
- Prior art keywords
- capacitor
- module
- input terminal
- output end
- access control
- 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
Links
- 238000004891 communication Methods 0.000 claims abstract description 22
- 239000003990 capacitor Substances 0.000 claims description 85
- 238000012545 processing Methods 0.000 claims description 12
- 230000005611 electricity Effects 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 238000012544 monitoring process Methods 0.000 abstract description 3
- 230000006872 improvement Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Classifications
-
- 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
- G07C9/00309—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with bidirectional data transmission between data carrier and locks
-
- 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
- G07C9/00571—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by interacting with a central unit
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
- H04B5/70—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes
- H04B5/77—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes for interrogation
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Lock And Its Accessories (AREA)
Abstract
The invention discloses a kind of antitheft access control systems, including power module, STM32 controller, face recognition module, image capture module, electromagnetic door lock module, WIFI communication module and NFC module, described image acquisition module output end is connected with face recognition module input terminal, the face recognition module output end is connected with STM32 controller input terminal, the STM32 controller output end is connected with electromagnetic door lock module input, the WIFI communication module and STM32 controller two-way communication link, the NFC module output end are connected with STM32 controller input terminal.The invention passes through WIFI communication module for image capture module institute acquired image information, by in Internet transmission to user mobile phone APP end, user can understand situation outdoors, and control instruction is sent to access control system by cell phone application end, realize user to the long-range monitoring of access control system and control function；The invention simultaneously realizes that label card identifies unlocking function using NFC module, meets the needs of different user.
Description
Technical field
The present invention relates to access control system technical fields.
Background technique
With the continuous development of social science and technology, requirement of the people for security door is higher and higher, from simple in the past antitheft,
To the intelligent anti-theft of today.
Existing intelligent access control system product is various, but current access control system do not configure it is corresponding realize it is long-range distant
Function is controlled, user is caused not carry out early warning according to real time status outdoors in time.
In addition, existing access control system unlocking mode is more single, common unlocking mode includes fingerprint recognition, face knowledge
Not and label card identifies, and current access control system leads to access control system a variety of unlocking modes are not combined
It is lacking in safety.
Summary of the invention
The technical problem to be solved by the present invention is how to realize the telecommunication and control function between access control system and user
Can, and how to combine two kinds of unlocking modes of tag recognition and recognition of face.
The solution that the present invention solves its technical problem is:
A kind of antitheft access control system, including power module, STM32 controller, face recognition module, image capture module,
Electromagnetic door lock module, WIFI communication module and the NFC for being communicated with the smart phone configured near field communication (NFC) function
Module, the power module are electrically connected with each circuit module respectively, described image acquisition module output end and recognition of face
Module input is connected, and the face recognition module output end is connected with STM32 controller input terminal, the STM32 controller
Output end is connected with electromagnetic door lock module input, the WIFI communication module and STM32 controller two-way communication link, described
NFC module output end is connected with STM32 controller input terminal.
As a further improvement of the above technical scheme, the NFC module includes signal processing unit and recognition unit,
The signal processing unit is connected with recognition unit input terminal, the recognition unit output end and STM32 controller input terminal phase
Even.
As a further improvement of the above technical scheme, the signal processing unit includes antenna, match circuit, EMC filter
Wave circuit and reception circuit；The antenna configuration has power pins, grounding pin and signal pins；The match circuit packet
Include resistance R1, resistance R2, capacitor C1, capacitor C2, capacitor C3, capacitor C4, capacitor C5 and capacitor C6；The EMC filter circuit
Including capacitor C7, capacitor C8, inductance L1 and inductance L2；The reception circuit includes resistance R3, resistance R4, capacitor C9 and electricity
Hold C10；The grounding pin of the antenna is connected to the ground, and the power pins of antenna successively pass through concatenated resistance R1 and capacitor C1
It is connected with grounding pin, capacitor C2 is in parallel with capacitor C1, and capacitor C3 and capacitor C7 are connected on the both ends capacitor C2, and inductance L1 mono- is terminated
Between capacitor C3 and capacitor C7, the other end is connected with recognition unit, and the signal pins of antenna successively pass through concatenated resistance R2
And capacitor C4 is connected with grounding pin, capacitor C5 is in parallel with capacitor C4, and capacitor C6 and capacitor C8 are connected on the both ends capacitor C5, electricity
Feel between L2 mono- end Jie capacitor C6 and capacitor C8, the other end is connected with recognition unit, mono- end Jie capacitor C6 of resistance R3 and electricity
Feel between L2, the other end is connected by concatenated capacitor C9 and resistance R4 with recognition unit, the one end capacitor C10 and recognition unit
It is connected, other end ground connection.
As a further improvement of the above technical scheme, the recognition unit includes the radio frequency chip of model PN532, institute
It states signal processing unit to be connected with radio frequency chip input terminal, the radio frequency chip output end is connected with STM32 controller input terminal.
As a further improvement of the above technical scheme, the electromagnetic door lock module includes resistance R5, triode Q1, two poles
Pipe D1 and relay J1, the STM32 controller output end are connected by resistance R5 with triode Q1 base stage, triode Q1 hair
Emitter grounding, triode Q1 collector are connected with diode D1 anode, and diode D1 cathode is connected with power module, triode Q1
Collector is connected by relay J1 input circuit with power module.
As a further improvement of the above technical scheme, the power module includes switching power circuit, the type for exporting 5V
Number for the first voltage regulator chip of AMS1117, the second voltage regulator chip of model XC6219 and model RT9193 third
Voltage regulator chip, the first voltage regulator chip input terminal are connected with switching power circuit output end, the second voltage-stablizer core
Piece input terminal and third voltage regulator chip input terminal are connected with the first voltage regulator chip output end.
As a further improvement of the above technical scheme, described image acquisition module includes the camera of model OV2640
Mould group, the camera module are connected with face recognition module input terminal.
As a further improvement of the above technical scheme, the WIFI communication module is the WIFI mould of model RAK439
Group.
The beneficial effects of the present invention are: the present invention passes through WIFI communication module for image capture module institute acquired image
Information, by Internet transmission to user mobile phone APP end, the real-time image information that user is transmitted according to access control system is on the door
Outer situation is understood, and sends control instruction to access control system by cell phone application end, realizes user to the long-range of access control system
Monitoring and control function；The invention simultaneously realizes that label card identifies unlocking function using NFC module, meets different user
Demand.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described.Obviously, described attached drawing is a part of the embodiments of the present invention, rather than is all implemented
Example, those skilled in the art without creative efforts, can also be obtained according to these attached drawings other designs
Scheme and attached drawing.
Fig. 1 is the system framework figure of the invention；
Fig. 2 is the NFC module embodiment schematic diagram of the invention；
Fig. 3 is the electromagnetic door lock module embodiments schematic diagram of the invention；
Fig. 4 is the power module embodiment schematic diagram of the invention.
Specific embodiment
It is carried out below with reference to technical effect of the embodiment and attached drawing to the design of the application, specific structure and generation clear
Chu, complete description, to be completely understood by the purpose, feature and effect of the application.Obviously, described embodiment is this Shen
A part of the embodiment please, rather than whole embodiments, are based on embodiments herein, and those skilled in the art is not paying
Other embodiments obtained under the premise of creative work belong to the range of the application protection.In addition, be previously mentioned in text
All connection relationships, not single finger element directly connects, and referring to can be according to specific implementation situation, by adding or reducing connection
Element, Lai Zucheng more preferably circuit structure.Each technical characteristic in the application creation, under the premise of not conflicting conflict
It can be with combination of interactions.
Referring to Fig.1, the invention discloses a kind of antitheft access control system, including power module, STM32 controller, people
Face identification module, image capture module, electromagnetic door lock module, WIFI communication module and be used for and be configured near field communication (NFC) function
The NFC module that is communicated of smart phone, the power module is electrically connected with each circuit module respectively, and described image is adopted
Collection module output end is connected with face recognition module input terminal, and the face recognition module output end and STM32 controller input
End is connected, and the STM32 controller output end is connected with electromagnetic door lock module input, the WIFI communication module and STM32
Controller two-way communication link, the NFC module output end are connected with STM32 controller input terminal.Specifically, the invention
By WIFI communication module by image capture module institute acquired image information, by Internet transmission to user mobile phone APP
On end, the real-time image information that user is transmitted according to access control system understands situation outdoors, and by cell phone application end to
Access control system sends control instruction, realizes user to the long-range monitoring of access control system and control function；The invention simultaneously
It realizes that label card identifies unlocking function using NFC module, meets the needs of different user.
It is further used as preferred embodiment, in the invention specific embodiment, the NFC module includes signal
Processing unit and recognition unit, the signal processing unit are connected with recognition unit input terminal, the recognition unit output end
It is connected with STM32 controller input terminal.
Referring to Fig. 2, further, the signal processing unit include antenna, match circuit, EMC filter circuit and
Receive circuit；The antenna configuration has power pins, grounding pin and signal pins；The match circuit include resistance R1,
Resistance R2, capacitor C1, capacitor C2, capacitor C3, capacitor C4, capacitor C5 and capacitor C6；The EMC filter circuit includes capacitor
C7, capacitor C8, inductance L1 and inductance L2；The reception circuit includes resistance R3, resistance R4, capacitor C9 and capacitor C10；Institute
The grounding pin for stating antenna is connected to the ground, and the power pins of antenna successively pass through concatenated resistance R1 and capacitor C1 and grounding lead
Foot is connected, and capacitor C2 is in parallel with capacitor C1, and capacitor C3 and capacitor C7 are connected on the both ends capacitor C2, mono- end Jie capacitor C3 of inductance L1
Between capacitor C7, the other end is connected with recognition unit, and the signal pins of antenna successively pass through concatenated resistance R2 and capacitor
C4 is connected with grounding pin, and capacitor C5 is in parallel with capacitor C4, and capacitor C6 and capacitor C8 are connected on the both ends capacitor C5, the one end inductance L2
It connecing between capacitor C6 and capacitor C8, the other end is connected with recognition unit, between resistance R3 mono- end Jie capacitor C6 and inductance L2,
The other end is connected by concatenated capacitor C9 and resistance R4 with recognition unit, and the one end capacitor C10 is connected with recognition unit, another
End ground connection.
In the invention, the recognition unit includes the radio frequency chip of model PN532, the signal processing unit with
Radio frequency chip input terminal is connected, and the radio frequency chip output end is connected with STM32 controller input terminal.
Referring to Fig. 3, it is further used as preferred embodiment, in the invention specific embodiment, the electromagnetic door
Lock module includes that resistance R5, triode Q1, diode D1 and relay J1, the STM32 controller output end pass through resistance
R5 is connected with triode Q1 base stage, and triode Q1 emitter ground connection, triode Q1 collector is connected with diode D1 anode, two poles
Pipe D1 cathode is connected with power module, and triode Q1 collector is connected by relay J1 input circuit with power module, wherein
The triode Q1 is mainly used for increasing STM32 controller to the drive control ability of relay J1.
Referring to Fig. 4, it is further used as preferred embodiment, in the invention specific embodiment, the power supply mould
Block includes the output switching power circuit of 5V, the first voltage regulator chip of model AMS1117, the second pressure stabilizing of model XC6219
The third voltage regulator chip of device chip and model RT9193, the first voltage regulator chip input terminal and switching power circuit
Output end is connected, the second voltage regulator chip input terminal and third voltage regulator chip input terminal with the first voltage regulator chip
Output end is connected.The 5V voltage of input is converted into 3.3V voltage using the first voltage regulator chip by present embodiment, utilizes second
The 3.3V voltage of input is converted into 1.5V voltage by voltage regulator chip, is turned the 3.3V voltage of input using third voltage regulator chip
Change 2.8V voltage into, i.e., the described power module can externally provide the voltage interface of 5V, 3.3V, 2.8V and 1.5V, present invention wound
Different voltage interfaces can voluntarily be selected according to power itself demand by making each circuit module.
It is further used as preferred embodiment, in the invention specific embodiment, described image acquisition module packet
The camera module of model OV2640 is included, the camera module is connected with face recognition module input terminal.It additionally needs
It is bright, the face recognition module can be one it is independent, for carrying out the hardware circuit of image procossing, be also possible to match
It sets inside STM32 controller, for carrying out the software program module of image procossing.Specifically, the face recognition module
3 big functions are mainly configured with, first is Face datection function, for detected human face region in image；Second is living body
Detection function, for judging whether face is true man in image；Third is match cognization function, for judging the face in image
Whether it is user, if it is, STM32 controller directly controls the starting of electromagnetic door lock module, security door is opened, if not
It is that image information is then transferred on user mobile phone APP end by STM32 controller by image information by WIFI communication module, by
User is sent to access control system by cell phone application end and is ordered, and decides whether to control the starting of electromagnetic door lock module.
It is further used as preferred embodiment, in the invention specific embodiment, the WIFI communication module is
The WIFI mould group of model RAK439.
The better embodiment of the application is illustrated above, but the application creation is not limited to the implementation
Example, those skilled in the art can also make various equivalent modifications under the premise of without prejudice to the application spirit or replace
It changes, these equivalent variation or replacement are all included in the scope defined by the claims of the present application.
Claims (8)
1. a kind of antitheft access control system, it is characterised in that: including power module, STM32 controller, face recognition module, image
Acquisition module, electromagnetic door lock module, WIFI communication module and for configured near field communication (NFC) function smart phone carry out
The NFC module of communication, the power module respectively with each circuit module be electrically connected, described image acquisition module output end with
Face recognition module input terminal is connected, and the face recognition module output end is connected with STM32 controller input terminal, described
STM32 controller output end is connected with electromagnetic door lock module input, the WIFI communication module and STM32 controller two-way
Letter connection, the NFC module output end are connected with STM32 controller input terminal.
2. a kind of antitheft access control system according to claim 1, it is characterised in that: the NFC module includes signal processing
Unit and recognition unit, the signal processing unit are connected with recognition unit input terminal, the recognition unit output end with
STM32 controller input terminal is connected.
3. a kind of antitheft access control system according to claim 2, it is characterised in that: the signal processing unit includes day
Line, match circuit, EMC filter circuit and reception circuit；The antenna configuration has power pins, grounding pin and signal to draw
Foot；The match circuit includes resistance R1, resistance R2, capacitor C1, capacitor C2, capacitor C3, capacitor C4, capacitor C5 and capacitor
C6；The EMC filter circuit includes capacitor C7, capacitor C8, inductance L1 and inductance L2；The reception circuit include resistance R3,
Resistance R4, capacitor C9 and capacitor C10；The grounding pin of the antenna is connected to the ground, and the power pins of antenna successively pass through string
The resistance R1 and capacitor C1 of connection are connected with grounding pin, and capacitor C2 is in parallel with capacitor C1, and capacitor C3 and capacitor C7 are connected on electricity
Hold the both ends C2, between inductance L1 mono- end Jie capacitor C3 and capacitor C7, the other end is connected with recognition unit, the signal pins of antenna
Successively it is connected by concatenated resistance R2 and capacitor C4 with grounding pin, capacitor C5 is in parallel with capacitor C4, capacitor C6 and capacitor
C8 is connected on the both ends capacitor C5, and between inductance L2 mono- end Jie capacitor C6 and capacitor C8, the other end is connected with recognition unit, resistance
Between R3 mono- end Jie capacitor C6 and inductance L2, the other end is connected by concatenated capacitor C9 and resistance R4 with recognition unit,
The one end capacitor C10 is connected with recognition unit, other end ground connection.
4. a kind of antitheft access control system according to claim 3, it is characterised in that: the recognition unit includes model
The radio frequency chip of PN532, the signal processing unit are connected with radio frequency chip input terminal, the radio frequency chip output end with
STM32 controller input terminal is connected.
5. a kind of antitheft access control system according to claim 1, it is characterised in that: the electromagnetic door lock module includes resistance
R5, triode Q1, diode D1 and relay J1, the STM32 controller output end pass through resistance R5 and triode Q1 base
Extremely it is connected, triode Q1 emitter ground connection, triode Q1 collector is connected with diode D1 anode, diode D1 cathode and power supply
Module is connected, and triode Q1 collector is connected by relay J1 input circuit with power module.
6. a kind of antitheft access control system according to claim 1, it is characterised in that: the power module includes output 5V
Switching power circuit, the first voltage regulator chip of model AMS1117, the second voltage regulator chip of model XC6219 and model
For the third voltage regulator chip of RT9193, the first voltage regulator chip input terminal is connected with switching power circuit output end, institute
It states the second voltage regulator chip input terminal and third voltage regulator chip input terminal is connected with the first voltage regulator chip output end.
7. a kind of antitheft access control system according to claim 1, it is characterised in that: described image acquisition module includes model
For the camera module of OV2640, the camera module is connected with face recognition module input terminal.
8. a kind of antitheft access control system according to claim 1, it is characterised in that: the WIFI communication module is model
The WIFI mould group of RAK439.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811236446.9A CN109448181A (en) | 2018-10-23 | 2018-10-23 | A kind of antitheft access control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811236446.9A CN109448181A (en) | 2018-10-23 | 2018-10-23 | A kind of antitheft access control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109448181A true CN109448181A (en) | 2019-03-08 |
Family
ID=65548219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811236446.9A Pending CN109448181A (en) | 2018-10-23 | 2018-10-23 | A kind of antitheft access control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109448181A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021078145A1 (en) * | 2019-10-23 | 2021-04-29 | 武昌理工学院 | Wireless sensing facial recognition device based on living body sensing and movement trend detection |
| CN112785758A (en) * | 2021-01-20 | 2021-05-11 | 赣州市正途科技有限公司 | Door lock capable of recognizing human face and voice through artificial intelligence |
| CN112910951A (en) * | 2021-01-13 | 2021-06-04 | 中山大学 | Loader running state monitoring system based on OBD-II technology |
| CN113379956A (en) * | 2021-08-11 | 2021-09-10 | 四川智优羊科技有限公司 | Netty4 pipeline cross-network protocol communication method applied to campus access control |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101552614A (en) * | 2009-04-30 | 2009-10-07 | 上海复旦微电子股份有限公司 | Single antenna tuning circuit used for near field communication equipment |
| CN205451237U (en) * | 2016-03-23 | 2016-08-10 | 哈尔滨理工大学 | Compatible RFID and NFC's building entrance guard device |
| CN206340120U (en) * | 2016-12-23 | 2017-07-18 | 福建瑞之付微电子有限公司 | A kind of exported based on POS double antenna connects application circuit with the non-of reception |
| CN107134030A (en) * | 2017-04-28 | 2017-09-05 | 长沙金定信息技术有限公司 | A kind of prison access control system based on recognition of face image processing techniques |
| CN206711180U (en) * | 2017-05-17 | 2017-12-05 | 重庆和贯科技有限公司 | Gate-ban Monitoring System |
| CN108109250A (en) * | 2018-01-29 | 2018-06-01 | 长沙舍同智能科技有限责任公司 | Recognition of face contact-free access controller and intelligent door |
| CN108399345A (en) * | 2017-02-06 | 2018-08-14 | 恩智浦有限公司 | NFC reader with self-seeker |
| CN209168213U (en) * | 2018-10-23 | 2019-07-26 | 佛山科学技术学院 | A kind of antitheft access control system |
-
2018
- 2018-10-23 CN CN201811236446.9A patent/CN109448181A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101552614A (en) * | 2009-04-30 | 2009-10-07 | 上海复旦微电子股份有限公司 | Single antenna tuning circuit used for near field communication equipment |
| CN205451237U (en) * | 2016-03-23 | 2016-08-10 | 哈尔滨理工大学 | Compatible RFID and NFC's building entrance guard device |
| CN206340120U (en) * | 2016-12-23 | 2017-07-18 | 福建瑞之付微电子有限公司 | A kind of exported based on POS double antenna connects application circuit with the non-of reception |
| CN108399345A (en) * | 2017-02-06 | 2018-08-14 | 恩智浦有限公司 | NFC reader with self-seeker |
| CN107134030A (en) * | 2017-04-28 | 2017-09-05 | 长沙金定信息技术有限公司 | A kind of prison access control system based on recognition of face image processing techniques |
| CN206711180U (en) * | 2017-05-17 | 2017-12-05 | 重庆和贯科技有限公司 | Gate-ban Monitoring System |
| CN108109250A (en) * | 2018-01-29 | 2018-06-01 | 长沙舍同智能科技有限责任公司 | Recognition of face contact-free access controller and intelligent door |
| CN209168213U (en) * | 2018-10-23 | 2019-07-26 | 佛山科学技术学院 | A kind of antitheft access control system |
Non-Patent Citations (1)
| Title |
|---|
| 汪亮: "基于NFC近场通信技术的门禁系统研究和设计", 中国优秀硕士学位论文全文数据库信息科技辑, vol. 2014, no. 9, pages 22 - 23 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021078145A1 (en) * | 2019-10-23 | 2021-04-29 | 武昌理工学院 | Wireless sensing facial recognition device based on living body sensing and movement trend detection |
| CN112910951A (en) * | 2021-01-13 | 2021-06-04 | 中山大学 | Loader running state monitoring system based on OBD-II technology |
| CN112785758A (en) * | 2021-01-20 | 2021-05-11 | 赣州市正途科技有限公司 | Door lock capable of recognizing human face and voice through artificial intelligence |
| CN113379956A (en) * | 2021-08-11 | 2021-09-10 | 四川智优羊科技有限公司 | Netty4 pipeline cross-network protocol communication method applied to campus access control |
| CN113379956B (en) * | 2021-08-11 | 2021-11-02 | 四川智优羊科技有限公司 | Netty4 pipeline cross-network protocol communication method applied to campus access control |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109448181A (en) | A kind of antitheft access control system | |
| CN102768781B (en) | NFC (Near Field Communication) mobile phone electronic lock control system and NFC mobile phone electronic lock control device | |
| JP2012518851A (en) | Terminal supporting enhancement type short-range wireless communication and processing method thereof | |
| CN107547103A (en) | NFC and wireless charging common antenna system and method | |
| CN103985072A (en) | Kindergarten pickup system based on mobile internet and implementation method | |
| CN209168213U (en) | A kind of antitheft access control system | |
| CN203070333U (en) | Card sleeve of intelligent card | |
| CN204946023U (en) | The pluggable hardware configuration device of a kind of modularization | |
| CN102832961A (en) | Multi-band signal transceiving device | |
| CN109782636B (en) | Control method of laundry system | |
| CN208188916U (en) | A kind of full-automatic antitheft access control system | |
| CN105307251B (en) | A kind of low-power consumption Internet of Things module and its control method | |
| CN209357068U (en) | NFC circuit and terminal device | |
| CN210038898U (en) | Intelligent access control system | |
| CN208367721U (en) | A kind of low-power consumption IC card reader based on NB-IoT | |
| CN106909865B (en) | Near-field communication front end hardware circuit, terminal, reader, system and method | |
| CN202920147U (en) | Near field wireless communication medical device with switching communication line | |
| CN108961517A (en) | A kind of shared lock system | |
| CN205160520U (en) | Passive NFC communication interface with independent energy receiving antenna | |
| CN209787468U (en) | intelligent trunk awakening system | |
| CN209708167U (en) | Intelligent computable radio frequency identification tag | |
| CN206833453U (en) | A kind of multimode card reader and building residence intercom | |
| CN107094037B (en) | The front end hardware circuit of dynamic token and its method for awarding seed or production configuration | |
| CN203071928U (en) | Automatic power-adjusting multi-band signal transceiver device | |
| CN207637180U (en) | A kind of near-field communication front end hardware circuit, safety chip, dynamic token and contact type intelligent card |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190308 |