CN112509201A - Entrance guard system for intelligent building - Google Patents

Entrance guard system for intelligent building Download PDF

Info

Publication number
CN112509201A
CN112509201A CN202011114929.9A CN202011114929A CN112509201A CN 112509201 A CN112509201 A CN 112509201A CN 202011114929 A CN202011114929 A CN 202011114929A CN 112509201 A CN112509201 A CN 112509201A
Authority
CN
China
Prior art keywords
entrance guard
module
fingerprint
lock
recognizer
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
Application number
CN202011114929.9A
Other languages
Chinese (zh)
Inventor
黄小军
陈铎显
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Heguangtong Technology Co ltd
Original Assignee
Guangdong Heguangtong Technology Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Guangdong Heguangtong Technology Co ltd filed Critical Guangdong Heguangtong Technology Co ltd
Priority to CN202011114929.9A priority Critical patent/CN112509201A/en
Publication of CN112509201A publication Critical patent/CN112509201A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • GPHYSICS
    • G07CHECKING-DEVICES
    • G07CTIME 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
    • G07C9/00Individual registration on entry or exit
    • G07C9/30Individual registration on entry or exit not involving the use of a pass
    • G07C9/32Individual registration on entry or exit not involving the use of a pass in combination with an identity check
    • G07C9/33Individual registration on entry or exit not involving the use of a pass in combination with an identity check by means of a password
    • GPHYSICS
    • G07CHECKING-DEVICES
    • G07CTIME 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
    • G07C9/00Individual registration on entry or exit
    • G07C9/00174Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
    • G07C9/00309Electronically 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
    • GPHYSICS
    • G07CHECKING-DEVICES
    • G07CTIME 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
    • G07C9/00Individual registration on entry or exit
    • G07C9/00174Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
    • G07C9/00563Electronically 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
    • GPHYSICS
    • G07CHECKING-DEVICES
    • G07CTIME 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
    • G07C9/00Individual registration on entry or exit
    • G07C9/30Individual registration on entry or exit not involving the use of a pass
    • G07C9/32Individual registration on entry or exit not involving the use of a pass in combination with an identity check
    • G07C9/37Individual registration on entry or exit not involving the use of a pass in combination with an identity check using biometric data, e.g. fingerprints, iris scans or voice recognition
    • GPHYSICS
    • G07CHECKING-DEVICES
    • G07CTIME 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
    • G07C9/00Individual registration on entry or exit
    • G07C9/30Individual registration on entry or exit not involving the use of a pass
    • G07C9/38Individual registration on entry or exit not involving the use of a pass with central registration
    • GPHYSICS
    • G07CHECKING-DEVICES
    • G07CTIME 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
    • G07C9/00Individual registration on entry or exit
    • G07C9/00174Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
    • G07C9/00309Electronically 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
    • G07C2009/0042Electronically 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 the transmitted data signal containing a code which is changed
    • G07C2009/00476Electronically 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 the transmitted data signal containing a code which is changed dynamically

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Lock And Its Accessories (AREA)

Abstract

The invention discloses an entrance guard system for intelligent buildings, which structurally comprises a controller, wherein the controller comprises a recording module, a data storage module, a network communication module and an entrance guard electromagnetic lock, the recording module comprises a fingerprint recognizer, a face recognizer, a short message receiving module and a password input module, and the password input module is electrically connected with a password input keyboard through a lead. The invention can open the entrance guard by fingerprint, face scanning, information sending or password, increases the range of the entrance guard for the intelligent building when opening, prevents relatives or friends of the householder from entering the building when the householder is not at home, and improves the convenience of the entrance guard system for the intelligent building when in use.

Description

Entrance guard system for intelligent building
Technical Field
The invention relates to the technical field of access control systems, in particular to an access control system for an intelligent building.
Background
Building, noun, namely building, mansion, "building" word means "building set up in the high place" in ancient Chinese, "yu" word also has the meaning of house, eave in ancient Chinese, from the literal meaning, building means tall building construction.
At present, the existing entrance guard system for the intelligent building has some defects, for example; the entrance guard system that current intelligent building used can not open the entrance guard through the fingerprint, facial scanning, information transmission or password, the scope when having limited the entrance guard that intelligent building used and opening, when the householder in the building is not at home, lead to in the family owner's relatives or friends can not enter into the building easily, the convenience when the entrance guard system that intelligent building used has reduced uses, and the speed when information transfer is slower in the entrance guard system use that current intelligent building used, the network card phenomenon that pauses appears easily when the householder is opening sending the SMS, the stability of the entrance guard system use that intelligent building used received information has been reduced.
Disclosure of Invention
The invention aims to provide an entrance guard system for an intelligent building, which solves the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: entrance guard system that intelligent building used, including the controller, the controller is including recording module, data storage module, network communication module and entrance guard electromagnetic lock, it includes fingerprint identification ware, facial recognizer, SMS receiving module and password input module to record the module, password input module passes through wire electric connection password input keyboard, the module is taken through wire electric connection fingerprint to the fingerprint identification ware, the module is taken through wire electric connection fingerprint to the fingerprint, facial recognizer passes through wire electric connection image conversion module, image conversion module passes through wire electric connection camera, network communication module electric connection 5G network communication card.
As a preferred embodiment of the invention, the entrance guard electromagnetic lock mainly comprises a lock head, a mounting bracket and a lock catch plate;
the installation steps are as follows:
A. when the installation is carried out, the power line of the lock head is connected, and then the lock head is fixed with the installation bracket by using an M screw;
B. then the lock catch plate is arranged on the door frame of the entrance guard, the lock head lock plunger is temporarily locked and is horizontally placed on the door frame of the entrance guard, then the lock plunger is tightly attached to the edge of the lock catch plate to move without friction for a plurality of times, and the mounting bracket and the door frame cross arm of the entrance guard are welded well;
C. then the opening of the lock catch plate is aligned with the lock head lock bolt and installed on the door body of the entrance guard, and the door body is kept synchronous with the door frame of the entrance guard, and the installation is finished.
As a preferred embodiment of the invention, the working voltage of the entrance guard electromagnetic lock is DCV, and the working current is not more than MA.
As a preferred embodiment of the present invention, the short message receiving module receives a verification short message sent by the home-use communication device, the time efficiency of the short message is 3min, and the home-use needs to send the verification short message again when the door is opened again.
In a preferred embodiment of the present invention, the fingerprint recognizer adopts a bio-rf fingerprint recognition technology, and obtains an optimal fingerprint image by transmitting a trace amount of rf signals through the sensor itself to penetrate the epidermis layer of the finger to control and measure the texture of the lining.
As a preferred embodiment of the present invention, the face recognizer collects an image containing a face through a camera, and then the image conversion module converts the collected face image, and automatically detects and tracks the face in the image, thereby performing face positioning, face recognition preprocessing, memory storage and comparison on the detected face.
In a preferred embodiment of the present invention, the data storage module stores raw data collected by a fingerprint recognizer, a face recognizer, a short message receiving module and a password input module.
Compared with the prior art, the invention has the following beneficial effects:
the invention can open the entrance guard by fingerprint, face scanning, information sending or password, increases the range of the entrance guard for the intelligent building when opening, prevents relatives or friends of the householder from entering the building when the householder is not at home, and improves the convenience of the entrance guard system for the intelligent building when in use.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a control flowchart of the entrance guard system for the intelligent building of the present invention.
In the figure: the system comprises a controller 1, a recording module 2, a data storage module 3, a network communication module 4, an entrance guard electromagnetic lock 5, a fingerprint recognizer 6, a face recognizer 7, a short message receiving module 8, a password input module 9, a password input keyboard 10, a fingerprint collection module 11, a fingerprint collection panel 12, an image conversion module 13, a camera 14 and a 5G network communication card 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1, the present invention provides a technical solution: entrance guard system that intelligent building used, including controller 1, controller 1 is including recording module 2, data storage module 3, network communication module 4 and entrance guard electromagnetic lock 5, it includes fingerprint identification ware 6, facial recognizer 7, SMS receiving module 8 and password input module 9 to record module 2, password input module 9 passes through wire electric connection password input keyboard 10, fingerprint identification ware 6 passes through wire electric connection fingerprint and takes module 11, module 11 takes panel 12 through wire electric connection fingerprint, facial recognizer 7 passes through wire electric connection image conversion module 13, image conversion module 13 passes through wire electric connection camera 14, 4 electric connection 5G network communication cards 15 of network communication module.
Furthermore, the entrance guard electromagnetic lock 5 mainly comprises a lock head, a mounting bracket and a lock catch plate;
the installation steps are as follows:
A. when the installation is carried out, the power line of the lock head is connected, and then the lock head is fixed with the installation bracket by using a 4-M5 screw;
B. then the lock catch plate is arranged on the door frame of the entrance guard, the lock head lock plunger is temporarily locked and is horizontally placed on the door frame of the entrance guard, then the lock plunger is tightly attached to the edge of the lock catch plate to move without friction for a plurality of times, and the mounting bracket and the door frame cross arm of the entrance guard are welded well;
C. then the opening of the lock catch plate is aligned with the lock head lock bolt and installed on the door body of the entrance guard, and the door body is kept synchronous with the door frame of the entrance guard, and the installation is finished.
Further, the working voltage of the entrance guard electromagnetic lock 5 is DC12V, and the working current is less than or equal to 250 MA.
Further, the short message receiving module 8 receives a verification short message sent by the home communication device, the time efficiency of the short message is 3min, and the home owner needs to send the verification short message again when opening the door again.
Further, the fingerprint recognizer 6 adopts a biological radio frequency fingerprint recognition technology, and obtains an optimal fingerprint image by transmitting a trace radio frequency signal through the sensor to penetrate through the epidermal layer of the finger to control and measure the texture of the inner layer.
Further, the face recognizer 7 collects images containing faces through the camera 14, the image conversion module 13 converts the collected face images, automatically detects and tracks faces in the images, and further performs face positioning, face recognition preprocessing, memory storage and comparison on the detected faces.
Further, the data storage module 3 stores original data collected by the fingerprint recognizer 6, the face recognizer 7, the short message receiving module 8 and the password input module 9.
When the entrance guard system for the intelligent building is used, the property firstly inputs a set password through the password input keyboard 10, then the set password is fed back to the controller 1 through the password input module 9, then the set password is stored in the data storage module 3 through the controller 1, then the property respectively collects the fingerprint and face information of each householder through the fingerprint collecting panel 12 on the fingerprint recognizer 6 and the camera 14 on the face recognizer 7, then the collected fingerprint and face information are stored in the data storage module 3 through the controller 1, when the householder needs to use the communication equipment to send short messages for entrance guard verification, the householder can directly send designated verification information, at the moment, a 5G network communication card 15 in the controller 1 provides a network for the householder, and then the controller 1 receives the information sent by the householder, after the information verification is passed, the entrance guard electromagnetic lock 5 can be automatically opened.
The controller 1, the recording module 2, the data storage module 3, the network communication module 4, the entrance guard electromagnetic lock 5, the fingerprint recognizer 6, the face recognizer 7, the short message receiving module 8, the password input module 9, the password input keyboard 10, the fingerprint collecting module 11, the fingerprint collecting panel 12, the image conversion module 13, the camera 14, the 5G network communication card 15 and other components are all universal standard components or components known by technicians in the field, and the structure and the principle of the components are known by technicians in the field through technical manuals or conventional experimental methods, so that the entrance guard can be opened through fingerprints, face scanning, information sending or passwords, the range of opening the entrance guard for intelligent buildings is increased, the condition that relatives or friends of a householder cannot enter the buildings when the householder is not at home is prevented, the convenience of using the entrance guard system for the intelligent buildings is improved, the access control system adopts the 5G network, effectively accelerates the speed of information transmission, avoids the phenomenon of network blockage when a householder sends a short message to open the door, and improves the stability of information receiving in the use process of the access control system for the intelligent building.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (7)

1. Entrance guard system that intelligent building used, including controller (1), its characterized in that: the controller (1) comprises a recording module (2), a data storage module (3), a network communication module (4) and an entrance guard electromagnetic lock (5), the recording module (2) comprises a fingerprint recognizer (6), a face recognizer (7), a short message receiving module (8) and a password input module (9), the password input module (9) is electrically connected with a password input keyboard (10) through a lead, the fingerprint recognizer (6) is electrically connected with the fingerprint collecting module (11) through a lead, the fingerprint sampling module (11) is electrically connected with the fingerprint sampling panel (12) through a conducting wire, the face recognizer (7) is electrically connected with the image conversion module (13) through a lead, the image conversion module (13) is electrically connected with the camera (14) through a lead, the network communication module (4) is electrically connected with the 5G network communication card (15).
2. The entrance guard system for intelligent buildings according to claim 1, characterized in that: the entrance guard electromagnetic lock (5) mainly comprises a lock head, a mounting bracket and a lock catch plate;
the installation steps are as follows:
A. when the installation is carried out, the power line of the lock head is connected, and then the lock head is fixed with the installation bracket by using a 4-M5 screw;
B. then the lock catch plate is arranged on the door frame of the entrance guard, the lock head lock plunger is temporarily locked and is horizontally placed on the door frame of the entrance guard, then the lock plunger is tightly attached to the edge of the lock catch plate to move without friction for a plurality of times, and the mounting bracket and the door frame cross arm of the entrance guard are welded well;
C. then the opening of the lock catch plate is aligned with the lock head lock bolt and installed on the door body of the entrance guard, and the door body is kept synchronous with the door frame of the entrance guard, and the installation is finished.
3. The entrance guard system for intelligent buildings according to claim 1, characterized in that: the working voltage of the entrance guard electromagnetic lock (5) is DC12V, and the working current is less than or equal to 250 MA.
4. The entrance guard system for intelligent buildings according to claim 1, characterized in that: the short message receiving module (8) receives the verification short message sent by the user main communication equipment, the time efficiency of the short message is 3min, and the user main needs to send the verification short message again when the door is opened again.
5. The entrance guard system for intelligent buildings according to claim 1, characterized in that: the fingerprint recognizer (6) adopts a biological radio frequency fingerprint recognition technology, and obtains an optimal fingerprint image by transmitting a trace radio frequency signal through the sensor to penetrate through the epidermal layer of a finger to control and measure the texture of the inner layer.
6. The entrance guard system for intelligent buildings according to claim 1, characterized in that: the face recognizer (7) collects images containing human faces through the camera (14), then the image conversion module (13) converts the collected human face images, automatically detects and tracks human faces in the images, and further performs face positioning, face recognition preprocessing, memory storage and comparison on the detected human faces.
7. The entrance guard system for intelligent buildings according to claim 1, characterized in that: the data storage module (3) stores original data collected by a fingerprint recognizer (6), a face recognizer (7), a short message receiving module (8) and a password input module (9).
CN202011114929.9A 2020-10-19 2020-10-19 Entrance guard system for intelligent building Pending CN112509201A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011114929.9A CN112509201A (en) 2020-10-19 2020-10-19 Entrance guard system for intelligent building

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011114929.9A CN112509201A (en) 2020-10-19 2020-10-19 Entrance guard system for intelligent building

Publications (1)

Publication Number Publication Date
CN112509201A true CN112509201A (en) 2021-03-16

Family

ID=74953802

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011114929.9A Pending CN112509201A (en) 2020-10-19 2020-10-19 Entrance guard system for intelligent building

Country Status (1)

Country Link
CN (1) CN112509201A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115288510A (en) * 2022-07-13 2022-11-04 江西天境精藏科技有限公司 Bone ash storage rack with safety function

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203490747U (en) * 2013-08-24 2014-03-19 杨保亮 Multidirectional intelligent access control system
CN207397364U (en) * 2017-10-23 2018-05-22 合肥天正科技发展有限责任公司 A kind of intelligent access control system
CN109272615A (en) * 2018-08-30 2019-01-25 广东履安实业有限公司 A kind of smart lock access control system based on 5G communication
CN109754513A (en) * 2019-03-06 2019-05-14 吉林大学 A kind of long-range access control system of multi-client based on recognition of face
KR101954449B1 (en) * 2018-02-14 2019-05-23 양승조 Smart door lock and its operating method
CN110084950A (en) * 2019-06-10 2019-08-02 北京意锐新创科技有限公司 The integral type building gate inhibition's intelligent terminal being easily installed
CN209471481U (en) * 2019-01-10 2019-10-08 天津泰和瑞鑫通信科技有限责任公司 A kind of cell gate inhibition safety device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203490747U (en) * 2013-08-24 2014-03-19 杨保亮 Multidirectional intelligent access control system
CN207397364U (en) * 2017-10-23 2018-05-22 合肥天正科技发展有限责任公司 A kind of intelligent access control system
KR101954449B1 (en) * 2018-02-14 2019-05-23 양승조 Smart door lock and its operating method
CN109272615A (en) * 2018-08-30 2019-01-25 广东履安实业有限公司 A kind of smart lock access control system based on 5G communication
CN209471481U (en) * 2019-01-10 2019-10-08 天津泰和瑞鑫通信科技有限责任公司 A kind of cell gate inhibition safety device
CN109754513A (en) * 2019-03-06 2019-05-14 吉林大学 A kind of long-range access control system of multi-client based on recognition of face
CN110084950A (en) * 2019-06-10 2019-08-02 北京意锐新创科技有限公司 The integral type building gate inhibition's intelligent terminal being easily installed

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115288510A (en) * 2022-07-13 2022-11-04 江西天境精藏科技有限公司 Bone ash storage rack with safety function

Similar Documents

Publication Publication Date Title
CN105632001B (en) A kind of security-protecting and monitoring method and system based on recognition of face
CN205068523U (en) Intelligent access control system based on ID card combines authentication of people's face
CN203799428U (en) Multi-recognition-mode intelligent access control system
CN111429639A (en) Artificial intelligence access control system
CN112734988A (en) Forced unlocking judging and alarming system and method for intelligent door lock
CN110796769A (en) Multi-strategy intelligent substation operation field identity recognition device and use method
CN113129495A (en) Wisdom entrance guard identification system of community
CN110718010A (en) Property access control system
CN211506611U (en) Face recognition management system
CN112509201A (en) Entrance guard system for intelligent building
CN115273314B (en) Linkage control system for shelter shielding door
CN213424038U (en) Full-automatic door lock with voice awakening function
CN213582292U (en) Intelligent lock for public rental houses based on face recognition
CN211653749U (en) Epidemic situation prevention and control entrance guard device based on cloud platform
CN210627312U (en) Video access control system
CN205003766U (en) Intelligent gate inhibition system
CN209044719U (en) A kind of novel recognition of face lockset
CN209118379U (en) A kind of access control system
CN207833596U (en) A kind of smart home fingerprint identification entrance guard system
CN113269914A (en) Intelligent community access control management system based on 5G network
CN205158491U (en) Intelligent door lock adopting iris recognition
CN214796036U (en) Face recognition access control visitor system
CN111583450A (en) Intelligent door
CN220584717U (en) Entrance guard's device that building security protection was used
CN110599661A (en) Entrance guard method for realizing fingerprint identification and doorbell integration by using fingerprint module

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