- Design of sound and light alarm system based on single chip microcomputer
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Abstract: This paper introduces a design scheme of an audible and visual alarm device based on STC89C52 single-chip microcomputer (MCU). The system designed in this scheme can realize the security monitoring of a specific area. When an intruder appears in the monitoring area, the front-end ultrasonic sensor transmits the detection signal by emitting and receiving ultrasonic waves......
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Publish Time:2014-04-12
- Community anti-theft alarm: How does Linux beat Windows in seconds?
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Limitations of bus alarm systemsSince the advent of bus alarm hosts, most electronic map software has been based on PC systems plus alarm software. This method has the characteristics of large amounts of information and complete functions, but it also has disadvantages. For small and medium-sized bus alarm systems, the disadvantages are more obvious. Specifically, the......
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Publish Time:2014-04-01
- Analysis: Home anti-theft and monitoring system example configuration
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Recently, we have received inquiries from customers every day about the equipment selection, deployment method, equipment installation location, etc. of home anti-theft and monitoring systems. Although we have explained it as detailed as possible, due to the limitations of voice expression, some users still cannot understand it clearly. For this reason, we use a set of actual cases......
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Publish Time:2014-02-27
- Basic operating principle of smart burglar alarm for home and commercial use
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Home and commercial smart burglar alarms sense vibrations and trigger alarms. Home smart burglar alarms sometimes need to detect prying, drilling, digging, hitting, and displacement to sound an alarm. They are used in situations such as safes being pried open or lifted, bank teller machines being drilled or pried open, vault doors being pried open and drilled, and doors, windows, walls, roofs, etc....
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Publish Time:2014-02-26
- VHDL Design of a Multifunctional Electronic Coded Lock
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0 Introduction Traditional mechanical locks have poor anti-theft functions and cannot play a role in modern high-tech security systems. They have been gradually replaced by more reliable and intelligent electronic digital password locks. Most of the password lock products on the market are based on single-chip microcomputers and controlled by software. In actual applications, the system stability is relatively poor....
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Publish Time:2014-01-24
- Brief discussion on technical analysis of intelligent fire alarm system
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Fire, as a major threat to human survival, has attracted more and more attention. Designing a fire automatic alarm and fire fighting system with high reliability and good real-time performance is a need for the development of a scientific and technological society and also a need to ensure people's normal life. From the perspective of the development process, fire automatic alarm technology can be roughly divided into three categories: ......
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Publish Time:2014-01-15
- Multi-range technology application and future market forecast of burglar alarm detectors
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The sensitivity and reliability of alarm detectors affect each other. Reasonable selection of the detection sensitivity of alarm detectors and the use of different anti-interference measures can improve the performance of alarm detectors. The use of different anti-interference measures determines the performance of alarm detectors in different environments. Understand the various alarm detectors......
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Publish Time:2014-01-14
- Network electronic fence and video surveillance linkage alarm solution
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Network electronic fence is a new generation of electronic fence system that combines traditional electronic fence technology with network technology. It is mainly composed of electronic fence host, intelligent control keyboard and management software. Users can monitor electronic fences through the network to achieve real-time transmission of user information, data interaction and remote supervision functions......
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Publish Time:2014-01-06
- Network electronic fence, a new generation of perimeter security leading technology
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Security is the foundation for the survival and development of a society and an enterprise. Especially in today's highly developed technology, criminal methods are becoming more intelligent and more covert, so it is more important to achieve modern security prevention. The modern security prevention system mainly includes the following parts: perimeter alarm system, video surveillance......
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Publish Time:2013-12-26
- Market surges, technological innovation, infrared detectors move towards high-end applications
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Active infrared detectors are an invisible electronic fence used for perimeter alarm applications. The industry often refers to them as "active infrared" or "infrared counter-radiation". Active infrared detectors have entered the domestic security market since the early 1990s, and their market development history has been more than 20 years. Due to their superior cost-effectiveness and continuous technological updates......
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Publish Time:2013-12-23
- Analysis and application of Shenzhen subway automatic control fire alarm system
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The subway is a high-density, fast-running urban public transportation system. Facing this new type of transportation, the fire department said that passengers should increase their knowledge of subway emergency rescue, especially the subway fire escape principles. Because it is very harmful, and has a fast burning spread speed, high temperature, and heavy smoke that are serious hazards, people......
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Publish Time:2013-12-19
- Museum Intelligent Burglar Alarm System Solution
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Introduction The collections in the museum are often threatened by human theft, and changes in the surrounding environment can also cause damage to them. Therefore, a very reliable anti-theft system and a complete air conditioning system are required. The purpose of this design is to achieve intelligent anti-theft and protection of the collections. When the museum is closed, this anti-theft alarm can be used......
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Publish Time:2013-12-18
- Solar wireless detectors for anti-theft alarms
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In the security industry, anti-theft alarm has always been regarded as an important field and an important part of security. Structurally speaking, the role of anti-theft alarm and video surveillance is almost complementary and indispensable. Therefore, in actual applications, the role of anti-theft alarm is destined not to be underestimated by users. In the past two years, although there has been no......
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Publish Time:2013-12-13
- Solutions to mobile phone anti-theft and privacy protection issues based on Android platform
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Abstract: This paper mainly proposes a solution for the two hot issues of mobile phone theft and home security. This solution designs a managed anti-theft and dynamic behavior tracking detection system. If the mobile phone is stolen, the user can remotely turn on the managed mode and obtain the thief's personal information in real time, including background photography......
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Publish Time:2013-12-12
- What problems does smoke detection solve in museum security?
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Alarm detectors are used to detect intruders' intrusion behavior, and are composed of sensors and signal processors. There are many places that need to be prevented from intrusion, which can be certain specific points, lines, surfaces, or even the entire space. They are widely used in museums, cable alarm detection, fire alarm detection, perimeter alarm detection, etc. Especially in security......
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Publish Time:2013-12-09
- What are the application evaluations of anti-theft detectors? What is the future market like?
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Detectors are used as sensing devices to detect intruders' intrusion and various abnormal situations. There are many places that need security protection in various intelligent buildings and ordinary buildings. These places also have various security protection purposes and requirements according to the actual situation. Therefore, various alarms are needed......
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Publish Time:2013-12-06
- Brief Analysis of Active Infrared Alarm VS Passive Infrared Alarm
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Introduction: The infrared alarm system is an integrated anti-theft system composed of several infrared alarms. The infrared anti-theft alarm is divided into active infrared alarm and passive infrared alarm. It is a practical self-defense deterrent alarm tool. This article mainly briefly analyzes the active infrared alarm and the passive infrared alarm. ......
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Publish Time:2013-11-18
- Entering life: home anti-theft technology and product selection
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With the continuous development of science and technology and the continuous improvement of people's quality of life, the attention to family property and home security is also increasing. Therefore, doing a good job of family anti-theft work is still the top priority. Family anti-theft technical means Most of our current anti-theft methods rely on human defense and material defense (such as anti-theft......
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Publish Time:2013-11-04
- Analysis on the prospects of mobile phone recognition in the smart door lock industry
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With the continuous improvement of people's security awareness, ordinary people's higher pursuit of safe home environment, convenient and intelligent life, the market share of smart locks has a lot of room for growth in the civilian sector. At the same time, more and more new technologies, especially new identification technologies based on mobile phones and mobile Internet, are emerging in the smart lock industry......
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Publish Time:2013-10-16
- Home anti-theft technology and video surveillance system deployment
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The home security monitoring system can realize functions such as anti-theft alarm, fire alarm, gas leak alarm and emergency alarm. These functions mainly rely on the detection sensors installed in various places around the residential perimeter and inside the residential area to collect signals. The smart home controller will make intelligent judgments. If abnormal conditions are found, it will......
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Publish Time:2013-07-21
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