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1. System Overview
1.1 Application background
With the rapid development of the urban economy, the number of electric bicycles, as the main means of transportation for the general public, has increased rapidly. The number of electric bicycles in the country has reached 200 million by the end of 2014, and it has increased by 20 million every year. The relative public security problem is also year by year. Increasingly, the frequent theft of electric vehicles not only brings trouble to themselves, but also brings pressure to police work. Moreover, most electric bicycles have not been registered, and it is difficult to retrieve them after being stolen. It is also difficult to identify the owners of stolen vehicles. The anti-theft management of electric bicycles needs to be strengthened urgently.
As the RFID technology with fast processing speed, accurate data, and strong automatic identification ability becomes more and more mature, the “RFID anti-theft system” that equips electric bicycles with “RFID ID card” came into being, and make electric bicycles and high-value bicycles from the source. Wait for the management of vehicles. With the aid of the urban Internet of Things perception system, car owners can use the vehicle safely, and it can also provide the public security and traffic police with the means and basis for quickly solving crimes. In the past, the loss of electric vehicles in communities or schools was mainly due to the unclear number of bicycles and the unclear identity of the owners. With the RFID anti-theft management system, the sales and use of electric vehicles can be managed scientifically and effectively throughout the entire process.
1.2 Status analysis
At present, there are two main types of anti-theft management for electric vehicles on the market:
1.3 System significance
1. Conducive to improving the city’s refined management capabilities
The RFID urban electric bicycle intelligent management system is a comprehensive management platform that integrates the Internet of Things technology, RFID technology, and the intelligent application of smart city information infrastructure. The construction of the platform is a concrete manifestation of the extensive application of a new generation of information technology in the fields of government management, social services, and urban operation management. It can promote the construction of urban civilization, and realize refined, intelligent, visualized, and dynamically controllable urban operation management. Strong support for scientific development of cities, promotion of people’s livelihood and happiness.
2. Conducive to protecting the urban ecological environment
The construction of the system meets the requirements of smart cities for urban smart governance. It can fully exploit various potential information resources such as people, vehicles, and travel, guide the public to travel green, reduce the negative impact of economic development such as production and life on the environment, and promote The coordinated development of economy and environment will help the city to create a nationwide civilized city.
3. It helps to optimize the layout of the industry
The construction of the system is a concrete manifestation of promoting the application of smart city construction in various fields. It is accelerating the depth and breadth of smart city construction, driving the development of a new generation of information technology industry with smart applications, accelerating the accumulation of high-end elements, upgrading the industrial level, and optimizing The industrial layout has become a high ground for industrial development.
1.4 Principles of System Construction
Highly safe and reliable
In order to ensure that the platform can provide uninterrupted 7×24 hours service, the system must have high reliability. In the design of software and hardware, attention should be paid to minimize the existence of single points of failure. And it needs to comply with the safety construction standards of smart cities to ensure data security.
Scalability
In view of the continuous changes in information system requirements and the rapid development of information technology, the changes in resource requirements due to these changes should be considered during construction. Core servers and storage must be able to achieve online expansion without downtime.
Helps optimize the layout of the industry
Since system users involve ordinary civilians, public security agencies, and vehicle sales outlets, the system must be easy to use, easy to maintain, and improve reliability and ease of use.
2. Principles of System Construction
2.1 Technical solution
This system uses active RFID electronic tags installed on electric bicycles and RFID positioning benchmarks deployed in street public areas. With the help of smart city basic networks, video surveillance systems, and smart city geospatial systems, it can realize automatic perception and automatic detection of vehicles. Identification, intelligent positioning and process monitoring, forming a connection between people and things, things and things, realizing informatization, process management control and intelligent management network.
2.2 Finding Lost Vehicles
Method 1: After the owner loses the vehicle, report to the vehicle anti-theft center. After the anti-theft center reviews the information, register the lost vehicle information to the data center. The lost vehicle information in the data center (-—alarm storage) can be used by portable police mobile phones and card-issuing outlets. Equipment query, when patrol officers with portable police mobile phones are patrolling the block, they will be prompted to find the lost vehicle when they identify the missing vehicle information.
Method 2: When a patrol officer with a portable police mobile phone is patrolling the block, when an abnormal vehicle is identified, a prompt appears, so that it can be confirmed on the spot whether the vehicle is a stolen vehicle.
Method 3: When the anti-theft center obtains the data center’s collection and analysis of abnormal vehicle information (determined storage, alarm storage) in real time, the anti-theft center staff instructs the police in the relevant area to go to the latest identification area with a portable police cell phone, and refer to the real-time video surveillance image guidance Vehicle inspection.
2.3 Program features
Intelligent identification: Use RFID active electronic tags to establish electronic identification for electric vehicles to further improve the construction of public security information systems.
Information management: Register the electric vehicles installed with the anti-theft system, and the relevant information can be conveniently recorded in the system database for quick inquiries by the Public Security Bureau.
Quick response: the electric vehicle can be located within 1 minute after it is stolen, and the direction of the stolen vehicle can be monitored in real time, and the vehicle can be chased and intercepted in advance.
Cost-effective: Utilizing IoT RFID ultra-low power consumption technology, high performance, low power consumption, and low cost solutions, the management time of installing electric vehicles at a time is more than 3 years.
Auxiliary monitoring: The system can record the passing of vehicles at fixed points and timing, so that it is very convenient to call the video record with the police.
High scalability: The whole city is full of base stations, which can be extended to prevent loss of the elderly with intellectual disabilities, query the trajectory of students leaving school, and remind the bus to arrive at the station.
2.4 System operation effectiveness
Improve manageability: Vehicle information system management, real-name information system, greatly enhance the manageability of electric vehicles.
Reduce management costs: Higher efficiency and more controllable bicycle anti-theft measures greatly reduce the probability of electric vehicles being stolen and improve the overall security level.
Collect vehicle information comprehensively, and change “traditional” management to “intelligent” management. The vehicle information collected and recorded by the on-board tag enables the electric vehicle to have an informatized identity and becomes an important object of the community police’s basic information collection, effectively strengthening the daily management of the electric vehicle.
Real-time monitoring of vehicle trajectory, changing “static” anti-theft to “dynamic” anti-theft. When an electric vehicle in an illegal state passes through the identification area, the alarm information is judged, and the public security police command system is connected in parallel to command the police to search in real time according to the movement trajectory; in addition, the public security monitoring system can be linked to capture the vehicle and obtain the image data of the driver. Provide clues for investigating and solving cases.
Effectively increase the vehicle safety factor and change the “limited” protection to “real-time” protection. The anti-theft system is also equipped with a portable handheld device for police and security personnel to conduct dynamic inspections to detect whether there are suspicious vehicles around. When a suspicious target appears, the handheld device will send an alarm, and the security personnel can display the distance and characteristics of the vehicle Identify suspicious vehicles.
3. Hardware terminal equipment
3.1 RFID base station locator
The series of RFID positioning base stations are outdoor dedicated RIFD signal receiving equipment specially developed by Wanlida Technology for sensing applications such as the Internet of Things and smart cities. It can continuously receive the data transmitted by the electronic tags carried by the monitored target. Using a powerful 32-bit processor, with GPRS wireless networking communication function, and 2.4RFID long-distance card reading mode, it has a long card reading distance, high recognition accuracy, strong anti-collision ability for big data reception, outdoor dustproof, waterproof and sunscreen, Multiple advantages such as simple installation and use.
RFID base station locator
Features
1) With 2.4GHz long-distance RFID function, no power radiation, for personnel positioning management
2) 433MHz ultra-long-distance RFID radio frequency identification function with high penetration ability, for vehicle positioning management
3) Dual-frequency RFID, using independent high-gain omnidirectional antenna
4) Advanced anti-collision technology, can identify 200 cards at the same time without missing data
5) Distance to identify the card (visible straight line distance in open space): 50m/2.4G, 130m/433M
6) It can directly communicate with the server via GPRS, which fully complies with China Mobile’s GSM900 and GPRS signal communication protocols;
7) Encrypted calculation and authentication to ensure data security and prevent link eavesdropping and data cracking
8) Use large-capacity lithium iron phosphate backup battery, charge cycle 2000 times, can work continuously for more than 13 hours after power failure
9) Able to cooperate with the system software to complete the target positioning function
10) It has the function of remotely upgrading the software, which is convenient for equipment maintenance
11) Anti-interference and lightning protection capabilities to meet the requirements of industrial environments
3.2 RFID handheld terminal
RFID handheld terminal police mobile phone is a high-performance active RFID receiving device specially developed for applications such as smart city RFID positioning management and electric vehicle anti-theft management. Support 2.4G active RFID reader, 13.56M IC card reader, 433M active RFID reader, IP67-industrial grade three proofing (waterproof, dustproof, shockproof), super loud, super clear intercom speaker And other functions and features.
RFID handheld terminal
3.3 RFID Electric Vehicle Tag
Electronic tags are suitable for personnel to carry and use. Using 2.4GHz radio frequency technology, the signal containing the identification number is broadcasted at intervals. Using ultra-low power processing technology, ultra-small size, convenient for personnel to carry, or for animal management. It is also suitable for the occasions of electric bicycle management where the distance requirement is not high.
RFID Electric Vehicle Tag
6. Extended applications
By using the existing communication network and power supply within the urban area, such as arranging the Internet of Things base station equipment at the intersection of the electronic police pole or the monitoring pole, the seamless coverage of the entire urban information perception network can be formed, and the information carriers in the network (human, Vehicles, objects) can transmit information to the background in real time and automatically through terminal equipment, providing a reliable basis for platform data processing
Student Street Positioning
When students walk out of the campus, the RFID electronic tags they wear are identified by the RFID base stations installed on the street. The RFID base stations send the student’s movement track to the parents’ mobile phones. The parents can check the student’s location information in real time through the mobile phone APP to ensure the safety of the students out of school.
Elderly anti-lost positioning management
The elderly wear RFID electronic tags. When the RFID base station locator of the nursing home does not recognize the RFID electronic label information of the elderly, it means that the old man has lost and left the nursing home. At this time, the old man can be located through the RFID base station on the street, and the lost can be found successfully. Old man.
Police street patrol management
Police officers wear RFID electronic tags, and police cars are equipped with RFID electronic tags. When a police officer or police car passes through a street equipped with an RFID base station locator, the patrol information will be automatically identified by the RFID base station locator and sent to the cloud platform. The administrator can use the background Software, or mobile phone APP to view the patrol dynamics in real time.
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