CN111653017A - Video-based community safety greeting system - Google Patents
Video-based community safety greeting system Download PDFInfo
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- CN111653017A CN111653017A CN201910117800.4A CN201910117800A CN111653017A CN 111653017 A CN111653017 A CN 111653017A CN 201910117800 A CN201910117800 A CN 201910117800A CN 111653017 A CN111653017 A CN 111653017A
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- visitor
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/52—Network services specially adapted for the location of the user terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/70—Circuitry for compensating brightness variation in the scene
- H04N23/74—Circuitry for compensating brightness variation in the scene by influencing the scene brightness using illuminating means
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/181—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources
Abstract
The invention discloses a video-based community safety welcome system, which comprises a special service end, a community access permission client, each access client, a community monitoring terminal, an audio terminal and a display terminal.
Description
Technical Field
The invention relates to a video-based community security welcome system, in particular to a system for identifying visitors through physical characteristics and guiding the visitors through audio and video.
Background
With the increasing requirements of modern people on the living quality, the newly built residential area is additionally provided with an access control and monitoring system, each door also has an access control, and the access control and monitoring system needs to ensure the convenience of use of common personnel, guarantee the tighter identity authentication of the personnel such as visitors, expressages, takeouts and the like, and provide convenience for the personnel such as visitors, expressages, takeouts and the like; at present, when a resident visits a visitor, the visitor does not guide the visitor to enter a cell after passing through a gate, and the visitor is guided to pass through or inquired by the visitor, so that the visitor is very inconvenient; when a guest of a resident visits, the current system needs to declare the information and visiting time of the guest in advance under the cooperation of the resident, the declared guest information is automatically given authority by the system, a specific community entrance guard can be opened within the set time, and the identity of the guest is authenticated when the guest comes; the system required by the resident not only supports the entrance guard of the visitor, the express delivery, the take-out and other personnel, but also guides the route of the visitor, the express delivery, the take-out and other personnel to enter a specified certain person after the personnel enter the cell; the privacy of the residential community, the convenience of visitors and the safety control requirements of the visitors cannot be achieved by the current residential community access control and monitoring system.
Disclosure of Invention
The invention discloses a video-based community security greeting system. Aiming at the problems that the existing products and patents are insufficient in support of the use scenes of visitors who are controlled and monitored in a cell, and convenience, economy and practicability are not achieved, the invention aims to complete comprehensive support of the use scenes of visitors who are controlled and monitored in the cell through the simplest hardware.
In order to achieve the purpose of the invention, the invention adopts the technical scheme that: the utility model provides a district safety usher system based on video contains special server, district entrance guard's permission client, every entrance guard's client, the district control, the audio frequency terminal, a display terminal, the resident's client, district entrance guard's permission client can have a plurality ofly, every entrance guard's client can have a plurality ofly, the resident's client can have a plurality ofly, the audio frequency terminal can have a plurality ofly, the display terminal can have a plurality ofly, district entrance guard's permission client, every entrance guard's client, the district control, the audio frequency terminal, a display terminal, the resident's client passes through the network and is connected with special server, each part specifically as follows:
the community access control authority client is used for verifying the identity of the visitor and extracting the characteristics of the visitor when the visitor comes, and the characteristics of the visitor can include face characteristics, clothes characteristics and shoe characteristics; the identity verification mode can be one or more of identity card, fingerprint and face identification based on face information in the identity card; district entrance guard's authority client contains communication module, ID card and reads module, control part, door opener, camera, can also have pilot lamp, bee calling organ, light filling lamp, camera, pilot lamp, bee calling organ, communication module, ID card read module, door opener and control part are connected, the camera can have a plurality ofly, each part of district entrance guard's authority client specifically as follows:
1. and the identity card reading module is used for reading the information in the identity card.
2. The indicating lamp is used for displaying the state of the community access control authority client;
3. the buzzer is used for giving out sound alarm;
4. the door opening device is used for being opened under the control of the control part and can report the current opening and closing state of the door opening device of the control part;
5. the light supplement lamp is used for supplementing light for the camera when the camera shoots a visitor;
6. the camera is used for shooting a picture of the visitor, so that the visitor passes through face recognition authentication, and after the visitor is authenticated, the information of the visitor is shot through the camera to extract features.
7. The control part is used for controlling other parts and completes the following functions:
1) storing the ID, namely storing the ID of the access control authority client of the cell;
2) the identity card reading module reads the identity card information, and after the identity card is judged to be placed on the identity card reading module, the information in the identity card can be read out or can be read out under the cooperation of the special server.
3) Acquiring the permission of the visitor from the special server according to the identity information;
4) identifying a face part in the picture through the picture shot by the camera, extracting the characteristics of the face part, and comparing the characteristics with the extracted characteristics of the face in the identity card to obtain a comparison result;
5) extracting other characteristics of people through a picture shot by a camera, wherein the characteristics can comprise various characteristics such as head characteristics, human face characteristics, hair characteristics, coat characteristics, trousers characteristics, shoe characteristics and the like, and each characteristic can comprise characteristics of a plurality of angles; all the characteristics are sent to the special server.
6) Alarming, namely, when the identity card reading module does not read the corresponding authority after reading the card information, giving an alarm sound through the buzzer; after receiving unlocking authority to unlock, the state of the door opening device is still opened within set time, alarming is carried out, and alarm information is sent to the special server.
7) Normally reporting, communicating with the special server regularly according to the setting, and reporting heartbeat information;
8) and receiving a command that the special server sends the community access control authority to the door opener to open after the resident client logs in.
The other parts of each access control client are the same as those of the community access control client, and the system is free of a camera shooting part, a light supplementing lamp, face recognition authentication of visitors and feature extraction of the visitors.
The special server is used for authority management, alarm information receiving, heartbeat monitoring, ID inquiring, map storing, optical flow calculating, duplication eliminating, path planning, path monitoring, audio reminding, terminal display supporting, automatic opening of each access control client and information storing database, the special server can also be provided with an identity card decoding module and an SAM module for identity card decoding, because the processing method of the system is the same when a visitor leaves a cell and when the visitor enters the cell, the following description only relates to the condition that the visitor enters the cell, the visitor leaves the cell by using the same method, and the special server has the following specific functions:
1. an identity card decoding function, configured to establish a transparent channel between the SAM module on the dedicated server and the cell access permission client or the identity card reading module of each access client, so that the SAM module interacts with an identity card to obtain identity information in the identity card, after the SAM module obtains the information in the identity card, query permission information corresponding to the identity information, notify the cell access permission client or each access client, and return the identity information with permission to the cell access permission client or each access client; and if the identity information is the authority of the visitor and the identity card decoding request received by the special service terminal is sent by each access control client, and the registered time period of the visitor is also met, directly sending the unlocking authority to each access control client.
2. And the authority management is used for storing the authority corresponding to the identity information, and when the authority inquiry request with the identity information is sent by the community entrance guard authority client or each entrance guard client, the authority corresponding to the community entrance guard authority client or each entrance guard client is returned according to the ID information, the identity information and the time inquiry authority of the community entrance guard authority client or each entrance guard client, and the authority can contain the authority without authority and the authority with unlocking.
3. Receiving alarm information, receiving the alarm information sent by the community access control authority client or each access control client, and notifying related personnel according to preset setting, wherein the notification mode can be short message, WeChat and the like;
4. monitoring heartbeat, receiving heartbeat information sent by the community access control client or each access control client, and monitoring whether a certain community access control client or each access control client does not send heartbeat information within a set time, and notifying related personnel according to preset setting, wherein the notification mode can be short message, WeChat and the like.
5. Storing data, wherein the stored data comprises resident information, visitor information, ID, position and type information of the community access control client or each access control client;
6. receiving the registration, login and visitor registration requests of the resident client, receiving the registration and login requests of the resident client and verifying the requests; meanwhile, after logging in, the access control of the community and the access control authority verification of each building are supported; verifying a visitor registration request, and recording an identity card number of the visitor, a visiting time period record and building permission data obtained according to the information of a resident client login person into a permission database; and meanwhile, the visitor registration is carried out by taking the service personnel as visitors of residents ordering take-away and receiving express after receiving the requests of take-away and express service terminals as interfaces of take-away and express.
7. Inquiring the ID of the community access control client or each access control client according to the position;
8. and storing a map, storing the map in the cell, wherein the map content can comprise the road in the cell, the position of each building, the monitoring position and the floor of the cell, the position of the access control client of the cell, the position of each access control client, the position of the audio terminal and the position of the display terminal.
9. Optical flow calculation, namely monitoring the cell, identifying people in the picture shot by the cell monitoring by using an algorithm, and calculating the optical flow of each person in different frames after identifying each person;
10. eliminating duplication, namely eliminating duplicated persons for persons identified in the images shot by the cell monitoring;
11. planning a path, namely generating the path according to the identity of the visitor, the position of the community access control authority client where the identity of the visitor is verified and the position of the visited resident; there may be multiple visited residents and multiple paths.
12. Monitoring a path, namely inquiring the audio terminal closest to the visitor if the position of the visitor is not on the planned path for each identified visitor, and reminding the visitor through the audio terminal;
13. the audio reminding is used for reminding each identified visitor through the nearest audio terminal when the distance between the visitor and one audio terminal is smaller than a preset value, so that the visitor is reminded of the correct direction of the nearest visited resident; the audio terminal can also play welcome words;
14. the display terminal supports that the camera on the display terminal obtains the face picture of the user, calculates the face characteristics and identifies, and displays the current position and the path to the visited person according to the identified identity information of the visitor.
15. Automatically opening each access control client, and opening each access control client when the distance between a visitor and each access control client downstairs of a visited person is smaller than a preset value;
the cell monitoring is used for shooting images in the cell;
the audio terminal is used for reminding the visitor through audio;
the display terminal is provided with a camera, a display screen and a touch screen and used for the visitor to inquire the position of the visitor and the position of the home of the visited person.
The resident client is used for registering, logging in and opening the community access control client or each access control client and registering visitor information through the Internet; when the community access control client or each access control client is opened, obtaining the specific ID of the community access control client or each access control client according to the two-dimensional code on the community access control client or each access control client or the position information confirmed by the GPS, the WIFI, the Bluetooth and the like; the user can also select the cell access permission client or each access client to be opened in a selection mode.
The invention has the following beneficial effects:
1. the system of the invention realizes the control of the community monitoring to the visitor by the simplest hardware, after a certain resident registers the ID card information of the visitor at the resident client, the ID card is used for carrying out the verification of the ID card integration at the community gate when the visitor comes, and the visitor can only enter the set visitor according to the visitor information after the verification is finished.
2. The system of the invention provides safe visitor arrival at the residence of the visited person, and the visitor can not have unnecessary danger caused by the mess in the cell because the specific position of the visited person is unknown.
3. The system provides comfortable experience for visitors, and after the visitors enter an unfamiliar cell, the visitors are unfamiliar with the environment and uncertain which way to select, which causes the psychological discomfort of the visitors.
4. The system provided by the invention provides convenience for residents, and the residents need to meet at the doorway of the community and guide visitors to enter the community under the common condition for the visitors to conveniently arrive, so that the inconvenience of the residents is caused.
5. The system supports express delivery and takeaway personnel to enter the cell, and after the express delivery and takeaway personnel enter the cell, a plurality of target visited residents can exist and a plurality of paths can exist.
6. The system of the invention simultaneously supports visitor guidance and support of office buildings and parks.
Drawings
FIG. 1 is a schematic view of a visitor verification process according to embodiment 1 of the present invention;
fig. 2 is a schematic diagram of system components in embodiment 1 of the present invention.
Detailed Description
The following examples illustrate the operation of the present invention.
The embodiment 1 of the invention comprises a 270-resident client, a 260-cell monitoring client, a 250-audio terminal, a 240 display terminal, 230 each access control client, a 210-dedicated server and a 201-cell access control client;
the 201 cell entrance guard authority client comprises a 203 communication module, a 202 identity card reading module, a 204 camera, a 205 control part, a 206 indicator light, a 207 buzzer, a 208 door opener and a 209 fill light, the 203 communication module, the 202 identity card reading module, the 204 camera, the 206 indicator light, the 207 buzzer and the 208 door opener are connected with the 205 control part, and the 201 cell entrance guard authority client is installed at each entrance of a cell; each part is as follows:
1. 202 an identity card reading module for reading the information in the identity card and connected with the control part 205.
2. The 203 communication module is a 3G communication module and is used for communicating with the 210 special server;
3. the number of the 204 cameras is 4, the cameras shoot the visitors from the front upper part, the front lower part, the back upper right part and the back lower left part respectively, and the cameras are used for calculating and obtaining the feature information of the visitors after shooting;
4. 206 indicator light for displaying the state of the access right client of the community 201 in this example;
5. 207 a buzzer for sounding an alarm;
6. the 208 door opener can be opened under the control of the 205 control part, is automatically closed 30 seconds after being opened, and can be inquired by the 205 control part to open and close states.
7. 209 a light supplement lamp for providing a light source for the 204 camera;
8. the control part 205, an STM32 processor, is used for controlling other parts and completes the functions of:
1) storing the ID, namely storing the ID of the access control authority client of the cell;
2) reading the information of the identity card, after judging that the identity card is placed on the 202 identity card reading module, the 205 control part establishes a transparent transmission channel between the identity card and the 210 special service end SAM module, and monitors the interaction of the transparent data transmission channel, after the 210 special service end SAM module takes out the identity information in the identity card and successfully decodes the identity information, the 205 control part obtains the identity information and the authority in the identity card from the 210 special service end, and the 205 control part informs a user of the next step through the 206 indicating lamp and obtains the authority corresponding to the identity information of the identity card from the 210 special service end.
3) Identifying a face part in the picture through the picture shot by the camera, extracting the characteristics of the face part, comparing the characteristics with the extracted characteristics of the face extracted from the identity card to obtain a comparison result, and determining whether to start or not by using the comparison result and the authority;
4) extracting other characteristics of a person through a picture shot by a camera, wherein the characteristics comprise face characteristics, clothes characteristics and shoe characteristics, and each characteristic comprises characteristics of a plurality of angles; all the features are sent 210 to the dedicated server.
5) Alarming, namely sending an alarm sound through a buzzer 207 when the 202 ID card reading module does not obtain corresponding authority after reading the card information; after receiving unlocking permission, the state of the door opener 208 is still opened within set time, alarming is carried out, and alarm information is sent to the special server 210.
6) Normally reporting, regularly communicating with a 210 special server according to a preset time interval, and reporting heartbeat information;
7) and receiving the community access control authority sent by the special server 210 after the resident client logs in, and controlling the community access control to be opened.
The 201 cell access permission client also has a two-dimensional code marking the ID of the 201 cell access permission client, the 270 resident client scans the two-dimensional code to obtain the ID of the cell access permission client, and the ID is used for applying for opening the permission of the cell access permission client to the 210 special server.
210 special service end, 211 identification card decoding, 212 authority management, 213 receiving alarm information, 214 heartbeat monitoring, 216SAM module, 217 database, 218 user client interface, 219 map storage, 220 optical flow calculation, 221 elimination repetition, 222 path planning, 223 path monitoring, 224 audio reminding, 225 display terminal support, 226 automatic opening module. If the 210 special service end does not have special description when processing the interaction with each 230 entrance guard client, the same as the 210 special service end processing the interaction with the 201 cell entrance guard authority client, and the specific function modules of the 210 special service end are as follows:
1. and the 211 identity card decoding module is used for establishing a transparent channel between the 216SAM module on the 210 special server and the 202 identity card reading module of the 201 cell access control authority client, so that the 216SAM module interacts with the identity card to obtain identity information and fingerprint information in the identity card, and after the 216SAM module obtains the information in the identity card, the 201 cell access control authority client is informed, and the identity information and the associated authority are sent to the 201 cell access control authority client.
2. 212, managing the authority, and returning the authority corresponding to the identity information of the 201 cell access authority client according to the ID information, the identity information and the time inquiry authority of the 201 cell access authority client when the 201 cell access authority client sends an authority inquiry request with the identity information, wherein the authority types are as follows: no authority, and unlocking authority.
3. 213, receiving alarm information, receiving the alarm information sent by the 201 community access control authority client, notifying related personnel according to the preset setting, and using a short message in a notification mode;
4. 214, monitoring heartbeats, receiving heartbeat information sent by 201 cell access control authority clients, and monitoring whether a certain cell access control authority client sends heartbeat information within a set time or not, notifying related personnel according to preset setting, and using short messages in a notification mode;
5. 216SAM module for decoding the identity card information;
6. 217 a database for storing resident information, visitor information, ID and type information of the community access control client and each access control client, wherein the resident information comprises a resident name, a telephone number, a resident ID, a resident building ID, an identity card number, a resident client login name and a login password; the visitor information comprises a visitor name, a visitor identity card number, a resident ID, visiting time period information, an authorized 230-per-entrance guard client ID and 201-cell entrance guard authority client ID data; the information of the community access control client and each access control client comprises client IDs and types, and the types are used for distinguishing whether the client IDs are the community access control client or each access control client;
7. a 218 resident client interface receives resident client registration, login and visitor registration requests, and when the resident client registration and login are received, the residential access control authority issuing of a specified 201-cell access control authority client ID after login is supported, and the unlocking authority obtained after verification is issued to the residential and building access control of the specified 201-cell access control authority client ID with the resident authority; and responding to the visitor registration request, and recording the identity number of the visitor, the visiting time period record, the 201-cell access control client ID obtained according to the information of the login person of the household client and the 230 authority data related to each access control client ID into a database.
8. 219, storing a map, storing map information in a cell, wherein the map content includes a road in the cell, a position of each building, a monitoring position and a floor of the cell, a position of a cell access authority client, a position of each access client, a position of the audio terminal, a position of the display terminal, and a danger area;
9. 220, calculating optical flow, identifying people in the picture shot by monitoring in each 260 cell by using an algorithm, comparing the people with visitors registered by a 201 cell access control client, identifying the visitors, identifying a face using a characteristic face method, identifying clothes and shoes by adopting CNN (computer network connectivity), and comprehensively identifying the faces, the clothes and the shoes to obtain specific visitors; calculating the optical flow of each visitor by using a Lucas-Kanada method algorithm aiming at the specific visitor between each frame; calculating the coordinates of the visitor according to the position of the visitor in the monitoring process;
10. 221, eliminating repetition, identifying visitors at the repeated part for visitors in a picture shot by monitoring the 260 cell, predicting the direction of the visitors according to the optical flow, mainly monitoring the cell with large cell monitoring coverage area in the direction, and not tracking and recording the same visitor shot by monitoring other cells;
11. 222, planning a path, generating paths according to the identity of the visitor, the position of the community access control authority client where the identity of the visitor is verified, and the position of the visited household, wherein the number of the visited household can be multiple, the number of the paths can be multiple, and associating the position where the path of each visitor possibly passes with the visitor;
12. 223, monitoring the path, namely, obtaining the current position and the possible path obtained by path planning for each visitor, and reminding the visitor of a correct route through a 250 audio terminal with the distance from the visitor being less than a set value if the position where the visitor appears is not on the planned path;
13. 224 audio reminding, wherein the recognized visitor is reminded of the correct direction of the nearest and unviewed visited resident through the audio by the 250 audio terminal when passing through each 250 audio terminal, and a welcome word is also played; when the visitor goes wrong, 223 path monitoring calculation obtains the correct direction that the visitor needs to go, and the 250 audio terminal reminds the visitor;
14. 225, a display terminal supports, a camera on the 240 display terminal is used for obtaining a face picture of a user, calculating facial features and carrying out face recognition, and the current position and a path to a nearest and unviewed visited person are displayed according to the identity information of the recognized visitor and the information of the visited person;
15. 226 automatically opening 230 each access control client, and opening the specific 230 each access control client within a preset distance from the visitor to the 230 each access control client related to the visited building obtained through optical flow calculation;
and the 270 resident client is used for enabling the resident to open the community entrance guard of the specified 201 community entrance guard authority client ID after the resident registers and logs in the resident, registering visitor information, and enabling the community entrance guard or each entrance guard after scanning the two-dimensional code on the 201 community entrance guard authority client.
Each 230 access control client is the same as the access control client of the cell 201 except for the functions related to camera shooting and light supplementing; 230 each entrance guard client is installed at the entrance of each building during actual use, and the interaction of the 210 special server processing and 230 each entrance guard client is the same as that of the 201-cell entrance guard client except for special description.
The 260 cell monitoring is a camera, and the 260 cell monitoring is uniformly distributed in a cell during actual use;
250 audio terminals, wherein the 250 audio terminals are distributed at each bifurcation junction in a cell when in actual use;
the 240 display terminal is a display with a loudspeaker, a camera and a touch screen, and the 240 display terminal is distributed at each bifurcation junction in the community during actual use;
the visitor verification process in example 1 of the present invention is as follows (as shown in fig. 1, fig. 1 is a schematic view of the visitor process in embodiment 1 of the present invention):
1. 101, a 201-cell access control client detects that an identity card is placed on a 202-identity card reading module, the 201-cell access control client informs a 210 special server to establish a transparent channel between the identity card and a 216SAM module on the 210 special server, the 210 special server decodes the identity card to obtain identity information in the identity card, the server inquires a man-made visitor corresponding to the identity card, and returns the identity information and the authority of the visitor to the 201-cell access control client;
2. step 102, a cell access control authority client side 201 verifies a visitor;
3. 103, extracting characteristics of the visitor by the cell access control authority client 201 and storing the characteristics into a special server 210;
4. step 104, 210 the special service end generates the path of the visitor to the visited person.
5. 105, the special server 210 monitors the visitor location through the 260 cell;
6. 106, the special server 210 reminds the visitor of the correct direction according to the current position and the path when the visitor passes through a certain 250 audio terminal;
7. step 107, the special server 210 opens each entrance guard client of the specific visited person downstairs when the distance between the visitor and each entrance guard client of the visited person downstairs is less than 1 meter;
although the present invention has been disclosed in terms of preferred embodiments, the embodiments and drawings are not intended to limit the invention. Any equivalent changes or modifications made without departing from the spirit and scope of the present invention also belong to the protection scope of the present invention. The scope of the invention should therefore be determined with reference to the appended claims.
Claims (10)
1. The utility model provides a district safety usher system based on video, its characterized in that contains special service end, district entrance guard's permission client, district control, audio terminal, and district entrance guard's permission client can have a plurality ofly, the district control can have a plurality ofly, and audio terminal can have a plurality ofly, and district entrance guard's permission client, district control, audio terminal are connected with special service end, and each part characteristic is as follows:
the community access control authority client is used for verifying the identity of the visitor and extracting the characteristics of the visitor when the visitor comes, and the identity can be verified in one or more modes of an identity card, a fingerprint and face recognition based on face information in the identity card; the community access control authority client comprises a communication module, an identity card reading module, a control part, a door opening device and a camera, wherein the camera, the communication module, the identity card reading module and the door opening device are connected with the control part;
the cell monitoring is used for shooting images in the cell;
the audio terminal is used for reminding the visitor through audio;
the special server is used for visitor permission management, map storage, optical flow calculation, path planning, path monitoring and audio reminding.
2. The video-based community safety greeting system according to claim 1, wherein the community access control permission client may further include an indicator light, a buzzer, and a fill-in light, and the number of the cameras may be plural.
3. The video-based community security greeting system according to claim 1, further comprising a plurality of display terminals and a plurality of access control clients; the other parts of each access control client are the same as the community access control client, and a camera shooting part and a light supplement lamp are omitted; the special server also has the functions of supporting and automatically opening each access control client by a display terminal; the display terminal is provided with a camera, a display screen and a touch screen and used for the visitor to inquire the position of the visitor and the position of the home of the visited person.
4. The video-based community security greeting system of claim 1, further comprising a plurality of resident clients, wherein the resident clients are used for registering, logging in, opening the community access control client or each access control client and registering visitor information through the internet; the special server receives the registration, login and visitor registration requests of the resident client and supports verification of the visitor registration requests.
5. The video-based community security greeting system according to claim 3, characterized in that the dedicated server display terminal obtains a face picture of a user through a camera on the display terminal, calculates and identifies facial features, and displays a current location and a path to a visited person according to the identified identity information of the visitor;
the special server side automatically opens each access control client side, and specific access control client sides are opened within a preset distance when visitors reach each access control client side downstairs of the visited people.
6. The video-based cell security greeting system of claim 1, wherein after the identity of the visitor is verified by the special service end through the cell access permission client, the special service end collects the characteristics of the visitor through the cell access permission client for identification when the visitor enters the monitored area monitored by the cell monitor.
7. A video-based cell security greeting system is characterized in that:
the method comprises the following steps that firstly, a community access control client detects that an identity card is placed on an identity card reading module, the community access control client decodes the identity card to obtain identity information in the identity card, and the community access control client inquires a man-made visitor corresponding to the identity card from a server;
secondly, the community access control client verifies the visitor by comparing the visitor with the information in the identity card through face recognition;
step three, the community access control client extracts the characteristics of the visitor and stores the visitor characteristics in a special server;
step four, the special server generates a path for the visitor to reach the visited person;
step five, the special server monitors and identifies and obtains the position of the visitor through the cell;
step six, the special server reminds the visitor of the correct direction according to the current position and the path when the visitor passes a certain audio terminal;
and step seven, the special server opens each entrance guard client side below the specific visited person when the distance between the visitor and each entrance guard client side below the visited person is smaller than the set distance.
8. The video-based community security greeting system according to claim 7, characterized in that in step three, when the community access control authority client extracts visitor features, the features include face features, clothes features, and shoe features, and each feature may have features of different angles.
9. The video-based cell security greeting system of claim 7, wherein in step four, the dedicated server generates a path according to the map information when generating a path for the visitor to reach the visited person, the visited user may have a plurality of paths, and the path and location that each visitor may pass are associated with the visitor.
10. The video-based cell security greeting system of claim 7, wherein in step five, the dedicated server continuously tracks the visitor using an optical flow algorithm after identifying the visitor when the dedicated server identifies and obtains the location of the visitor through cell monitoring.
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| CN201910117800.4A CN111653017A (en) | 2019-02-15 | 2019-02-15 | Video-based community safety greeting system |
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| CN201910117800.4A CN111653017A (en) | 2019-02-15 | 2019-02-15 | Video-based community safety greeting system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114120512A (en) * | 2021-11-19 | 2022-03-01 | 云知声（上海）智能科技有限公司 | Intelligent access control system and control method thereof |
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2019
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114120512A (en) * | 2021-11-19 | 2022-03-01 | 云知声（上海）智能科技有限公司 | Intelligent access control system and control method thereof |
| CN114120512B (en) * | 2021-11-19 | 2024-03-08 | 云知声（上海）智能科技有限公司 | Intelligent access control system and control method thereof |
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Application publication date: 20200911 |