What exactly does weak current engineering do? What are the specific applications?

What exactly does weak current engineering do? What are the specific applications?

Weak current engineering is applied to all aspects of our lives and has the following characteristics.

1, monitoring system;

A typical TV monitoring system mainly consists of five parts: front-end monitoring equipment, transmission equipment and back-end storage, control and display equipment, among which the back-end equipment can be further divided into central control equipment and sub-control equipment. Front-end and back-end equipment can be constructed in many ways, and their connection (also called transmission system) can be realized by cable, optical fiber, microwave and so on.

2. Building intercom system;

The building intercom system is mainly composed of host, extension, UPS power supply, electric lock and door closer. According to the type, it can be divided into direct press, digital, digital home connection, direct press visual intercom, digital visual intercom, digital home connection visual intercom and so on.

3. Access control system;

The entrance guard safety management system is a new modern safety management system integrating microcomputer automatic identification technology and modern safety management measures, which involves many new technologies such as electronics, machinery, optics, computer technology, communication technology and biotechnology. It is an effective measure to solve the entrance and exit problems of important departments and realize safety management. Suitable for all kinds of security departments, such as banks, hotels, parking lot management, computer rooms, armories, confidential rooms, offices, intelligent communities, factories and so on.

4. Background music system;

Background music system is an indispensable part of smart home. That is to say, music lines can be laid in any room, including living room, bedroom, kitchen and bathroom, and people can hear beautiful background music in each room through one or more sound sources.

5, unmanned reconnaissance, attack, fire fighting aircraft;

Mainly used in public security, traffic police, electric power, forestry, environmental protection, concerts and so on.

6. Fire fighting and smoke dispersing robots;

Mainly used for fire fighting.

7. Fire alarm system;

Operators set up an alarm management platform in their own monitoring room to install networked alarms and detection equipment for merchants who need to install anti-theft alarm systems. Through networked alarm software, the alarms detected by these scattered alarms are transmitted to the management platform through various transmission modes, and the central platform handles the alarms uniformly, and the operator's operating system handles the alarms immediately, so that major stores are protected from losses.

8. Pedestrian and face recognition doors;

The regional feature analysis algorithm widely used in face recognition technology combines computer image processing technology and biostatistics principle. Using computer image processing technology to extract portrait feature points from video, and using biostatistics principle to establish a mathematical model, that is, face feature template. The constructed face feature template is analyzed with the face image of the tested person, and the similar values are given according to the analysis results. This value can be used to judge whether it is the same person.

9. Parking door;

Lane control equipment is the key equipment of parking lot system, the interface of data interaction between vehicles and the system, and the key equipment to realize friendly user experience. Therefore, many people directly understand "lane control equipment" as "parking lot system", and many professional equipment providers confuse the two in their introduction materials. In fact, the lane management equipment is only a module unit of the parking lot management system, and there are essential differences between them.

10, parking guide, car search management system;

Parking management system is a set of network system constructed by computer, network equipment and lane management equipment, which is used to manage the entry and exit of vehicles in the parking lot, guide the traffic flow in the parking lot and collect parking fees. It is an essential tool for professional freight yard management companies. It realizes the dynamic and static comprehensive management of vehicle access and on-site vehicles by collecting and recording vehicle access records and on-site locations. In previous systems, RF induction cards were usually used as carriers. At present, the widely used optical digital lens license plate recognition method replaces the traditional radio frequency card charging. The information of vehicles entering and leaving is recorded by the sensor card, and the functions of toll collection strategy realization, toll accounting management, lane equipment control and so on are completed by the management software.

1 1, vehicle monitoring and positioning intercom system;

The on-board monitoring framework consists of on-board terminals, transmission networks and monitoring centers, and provides functions such as vehicle theft prevention, robbery prevention, driving route monitoring, real-time wireless transmission of video images inside and outside the vehicle, rapid accident response, call command and so on, so as to solve the dynamic management problems of existing vehicles.

12, shipborne monitoring and positioning intercom system;

Ship dynamic monitoring refers to real-time monitoring of ship position through technical means, so as to realize remote real-time tracking of ship safety production and ship schedule implementation.

13, search and comparison system for people, vehicles and objects;

14, illegal snapshot, pedestrian running red light snapshot, electronic police, traffic guidance, traffic light system;

15, intelligent logistics sorting robot;

Robots are equipped with sensors, objective lenses and photoelectric systems. The quality of work greatly exceeds that of manual work.

16, intelligent door lock;

Intelligent door lock is an improved lock on the basis of traditional mechanical lock, which is more intelligent and simple in terms of user safety, identification and management. Intelligent door lock is the executive part of door lock in access control system. Different from the traditional mechanical lock, the intelligent door lock is a safe, convenient and technologically advanced compound lock.

17, smart home system;

Smart home system organically combines various subsystems related to home life, such as security, lighting control, curtain control, gas valve control, information appliances, scene linkage, floor heating, medical care, sanitation and epidemic prevention, security and so on. According to the principle of ergonomics, combined with personal needs, the comprehensive intelligent control and management of "right" is realized through the network.

18, new energy electric vehicle;

The composition of new energy electric vehicle includes: electric drive and control system, driving force transmission and other mechanical systems, working devices to complete the established tasks, etc. Electric drive and control system is the core of electric vehicle, and it is also the biggest difference from internal combustion engine vehicle. The electric drive and control system consists of driving motor, power supply and motor speed regulating device. Other devices of electric vehicles are basically the same as internal combustion engines.

19, infrared thermal imaging monitoring system;

It consists of front-end equipment, back-end equipment and transmission equipment. Using visible light and infrared technology, all-weather monitoring can be realized. Through various transmission means such as network, wireless transmission or optical cable, the monitoring transmission is realized, so that the higher authorities can control the scene intuitively and in real time, and can manipulate the camera in front of them thousands of miles away to make key observations. The system can also be used in military, public security, fire fighting, oil field forest fire prevention, traffic management, important places and other fields that need full-time and all-weather monitoring.

20, dynamic environment monitoring system;

According to the equipment characteristics and working environment of various communication stations (including communication room, base station, sub-bureau and modular office, etc.). ), the power environment monitoring system realizes the functions of "telemetry, remote communication, remote control and remote adjustment" for intelligent and non-intelligent equipment such as communication power supply, battery pack, UPS, generator and air conditioner, as well as environmental variables such as temperature and humidity, smoke, groundwater and access control.

2 1, smoke and fire noise and dust monitoring system;

It is widely used in construction sites, forests and buildings to detect smoke, fire, noise and dust.

22, intelligent behavior analysis system;

By separating the background and the target in the scene, the target in the camera scene is analyzed and tracked. According to the video content analysis function of, users can preset different alarm rules in different camera scenes. Once the target violates the predefined rules in the scene, the system will automatically give an alarm, and the monitoring workstation will automatically pop up an alarm message and give an alarm sound. Users can click the alarm information to realize the scene reorganization of the alarm and take relevant measures.

23, anti-theft alarm system;

The equipment of burglar alarm system is generally divided into: front-end detector and alarm controller. The alarm controller is a host (like the host of a computer), which is used to control wired/wireless signal processing, fault detection of the system itself, power supply part, signal input, signal output, built-in dialer and so on. Alarm controller is very important in anti-theft alarm system. The front detector includes door magnetic switch, glass breakage detector, infrared detector, infrared/microwave dual detector and emergency call button.

24. Electronic license plate;

Electronic license plate is a subdivision, expansion and perfect application of passive radio frequency identification (RFID) technology based on the Internet of Things. The basic technical measures are as follows: using the technical characteristics of high-precision identification, high-precision acquisition and high sensitivity of RFID, installing electronic license plate labels on motor vehicles, taking RFID electronic license plates as the carrier of vehicle information, and collecting or writing the data on the electronic license plates of each motor vehicle when passing through the sections equipped with authorized RFID readers, so as to achieve various purposes of comprehensive traffic management. This new technology can break through the bottleneck of the original traffic information collection technology, realize the classified collection and accurate collection of vehicle traffic information, and grasp the key of accurate information source of traffic control system.

25, motor non-motor vehicle anti-theft system;

It consists of an electronically controlled remote controller or key, an electronic control circuit, an alarm device and an actuator. The earliest car door lock is a mechanical door lock, which is only used to prevent the car door from opening automatically when driving and causing accidents. It only plays the role of driving safety, not anti-theft. With the progress of society and the development of science and technology, the number of cars is increasing. Later, the doors of cars and trucks were fitted with locks with keys. This door lock only controls one door, and all other doors are opened or locked by the door lock button on the inner door of the car.

26, industrial production inspection machine vision;

The characteristic of machine vision system is to improve the flexibility and automation of production. Machine vision is often used to replace artificial vision in some dangerous working environments that are not suitable for manual operation or occasions where artificial vision cannot meet the requirements; At the same time, in the process of large-scale industrial production, artificial vision inspection of product quality is inefficient and inaccurate, while machine vision inspection method can greatly improve production efficiency and automation. Moreover, machine vision is easy to realize information integration and is the basic technology to realize computer integrated manufacturing.

27. Educational recording and broadcasting system;

The recording and broadcasting system integrates and records the video, audio and image signals of electronic devices (including computers and video kiosks) recorded on site, and generates standardized streaming media files for external live broadcast, storage, post-editing and on-demand. The recording and broadcasting system is integrated with school teaching, cameras are installed in the classrooms of schools, and the signals collected by high-quality courses and important meetings are recorded on the computer hard disk through cameras in all directions, so that students or teachers can watch video files from different camera angles. At the same time, online information sources can also be sorted and uploaded to make full use of online learning resources. The organic combination of teaching and recording and broadcasting system discusses the technology and requirements of each link, thus forming a teaching recording and broadcasting system.

28. Distance teaching system;

Distance education system is a complete network learning solution. Generally, it includes: online learning and management system, courseware making system, virtual classroom system, recording and broadcasting room, supporting network equipment and servers. , can complete online learning courses, learning management, resource management, courseware production, online training real-time classroom, class recording and other functions.

29. Video conference system;

Video conference system, also known as video conference system, refers to the system equipment in which two or more individuals or groups in different places transmit sounds, images and files to each other through transmission lines and multimedia equipment, so as to realize instant and interactive communication, thus realizing remote conference. The use of video conferencing is a bit like telephone. You can not only see the people you are talking and communicating with, but also see their expressions and actions, so that people from different places can communicate as if they were in the same conference room.

30. Emergency command system;

Emergency command system refers to the necessary response mechanism system established by the government and other public institutions in the process of pre-prevention, event response, in-process disposal and after-care management of emergencies. Take a series of necessary measures to ensure the safety of public life and property; The emergency command system can comprehensively provide specific information such as scene images, sounds and locations. Activities to promote the harmonious and healthy development of society. With the rapid development of geographic information system (GIS) technology and spatial technology, the application of GIS has been extended to various industries. Geographic information system (GIS) is an effective tool for processing spatial data, which can integrate the storage, management, application and analysis of geographic data and maps, make all kinds of spatial data graphical and informative, and provide important geographic information reference for government departments to make decisions. Geographic information system (GIS) has become a necessary work and decision support system for many institutions.

3 1, retail networking management system;

The system is designed based on Internet and provides real-time online information service for enterprises. As long as you have access to the Internet, you can enjoy information, and managers can know and master the business conditions of enterprises anytime and anywhere through the Internet. Managers can conveniently manage scattered shops, warehouses and branches, realize timely communication and fully enjoy business information, and improve the operational efficiency of enterprises.

32, low-cost housing, public rental housing management system;

It can manage the rent, deposit, water fee, hot water fee, electricity fee, gas fee and other expenses involved in the lease of industrial parks, commercial office buildings and multi-tenant apartments/residential houses, and can automatically send short messages to the lessee to remind them of arrears. It has the functions of room setting, system setting, lease management, expense management, expense statistics, document printing, SMS sending, data import/export and so on.

33. Various displays, LEDs, small spacing, touch and information release screens;

Indoor and outdoor expressions, command center, etc.

35. Various types of network switches;

Broadly speaking, there are two kinds of switches: WAN switches and lan switches. WAN switches are mainly used in the field of telecommunications, providing a basic communication platform. Lan switches are used to connect terminal devices, such as PCs and network printers, in a local area network.

36. All kinds of explosion-proof, anti-riot and anti-corrosion cameras;

Explosion-proof camera belongs to explosion-proof monitoring products, which is the cross product of explosion-proof industry and monitoring industry. Because conventional camera products can't be used in high-risk flammable and explosive places, products that require explosion-proof function and have relevant certificates issued by national authorities are called explosion-proof cameras. Used in oil and gas stations, warehouses, ships and other special industries.

37. Wire, camera bracket, power supply ...;

As can be seen from the above arrangement, engaging in the weak current engineering industry needs the participation of all walks of life and needs rich industry experience to do well.

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