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1、automobile burglar alarmthe automobile is the present humanitys main transportation vehicle, is also the modern civilization symbol. the world the automobile sales volume reaches more than 6000 ten thousand every year, the inventory has surpassed 400,000,000. is using the vehicles are more, but the
2、following traffic accident and the automobile which robbed are been also getting more and more, has created the personnel casualty and the economical property loss. the people set a higher request to motor vehicles operational performance and the security performance. the auto safety becomes an impo
3、rtant social question. in order to reduce motor vehicle accidents formation rate, for has automobiles user to provide the security sense, develops one kind simply reliable, the ease of operation, can automatic detection automobile various part of conditions, discover that the normal condition can se
4、nd out the warning reminder and the security warning safety system to the pilot, has the actual design significance.automobiles value is high, increases unceasingly along with the automobile quantity, the automobile already became robs the key point which the person steals, the automobile is robbed
5、has become generally pays attention now and the urgently needed solution social questionat present each automobile security method and the product emerge one after another incessantly, although the vehicle door or the engine were loaded with the security mechanical lock, but robs the person to use t
6、he master keys, but does not need the small effort to open the vehicle door, drives away the vehicle, the automobile security question does not have completely the solution as before. now in societys automobile security way has the following several kinds:first, the mechanical type security, the mai
7、n principle locks on automobiles some organization, enables it to play its proper role. existing many kinds of ways for example: the transmission gearbox files the lock, the steering wheel lock, the brake pedal lock, the meeting and parting footboard lock and so on, brings the troubles are the volum
8、e which the machinery locks are big, the vehicle owner must along with a multi-belt key. but explains the method is numerous, because the core is a lock, when this sneaks into a house picks a lock the person. when like the hydraulic pressure cuts and so on crude method; was not careful has lost agai
9、n the key .second, electron security, is in the present auto market the most popular security installment. starts the burglary protection system to be possible the ignition coil or the feed return route cut-off, only uses under releasing keys control can relieve normally guards against theft. this k
10、ind of way varied assortment; domestic and foreign majority of automobiles when leaving the plant has disposed the key chip burglary protection system. in use keys transmit by radio chip after this vehicles ecu communication can start the motor car engine. also has the acousto-optics alarm system, o
11、n the automobile gauge board is loaded with the light emitter diode, may also let the vehicle owner know systems active status, may also to spy on compartments car thief to play the warning role. when automobile, because the external force has the vibration, when before or the vehicle door, the rese
12、rve box lid, the engine room coverlet opens forcefully, the system exudes the warning sound, scares robs the vehicle thief. has the bidirectional alarm system, has been able to inform vehicle owners function compared to the pure flash and sound alarm system many, when the automobile encounters the o
13、utside invasion, can know automobiles condition in the nearby vehicle owner through the body carrying liquid crystal display key.third, the network type burglary protection system, mainly depends upon social the public network to monitor vehicles travel. 1st, the gps satellite positioning security d
14、epartment, it through the gps satellite positioning system, the definite vehicles position, again transmits through the gsm net the position and the alarm message to the warning center. the warning center through the gsm net control automobile, the power failure/breaks the oil. the shortcoming is th
15、e price is high; needs to pay the service fee frequently; systems operations power is big; the confidentiality will receive the invasion; the vehicles long-term laying aside does not use can exhaust the level electric quantity. the vehicle stops under underground, the tree, the building approaches,
16、the indoor system not to have an effect. 2nd, gsm, gprs move security, gsm moves security it to depend on the gsm communication network, carries on the handset and automobiles intelligent linkage security, has security, the monitoring, the remote control, the long-distance warning, the localization,
17、 instead to plunder and so on many kinds of functions, is maintains the social order, to protect the vehicle owner benefit the effective measure. compares with the similar products, this system also has the installment to be more covert, the technology to be more advanced, the performance to be more
18、 reliable and so on characteristics. has cannot construct the base depot, the warning not to be away from the limit. the shortcoming is needs to pay the gsm number the month rent. relies on the gsn nets cover. bandits and thieves method also uses the handset signal jammer, blocks the vehicles and th
19、e warning center relation, burglary protection system expiration.fourth, the biological recognition burglary protection system, takes the only unlocking using the human body characteristic the key, locks the motor car engine. the concrete product has the automobile fingerprint start controller and t
20、he vein scanning controller. massive information which carries using the human body fingerprint, as well as each persons fingerprints superposition rate is zero characteristic nearly, deposits the vehicle owner fingerprint beforehand in this system the information, after verifying the status can sta
21、rt the automobile through the fingerprint ratio, even if robs che zei to steal away completely the automobile key is also at a loss. before the shortcoming is starts the automobile, many ratios to the fingerprint movement, needs to spend 2 seconds. the bandits and thieves do not have the means to ob
22、tain your fingerprint, he does not have the means to steal away your vehicle. actually, so long as the bandits and thieves stole vehicle owners key to be possible to explain any security means that only then biological recognition, only then the fingerprint automobile security could protect your lov
23、e vehicle truly.at present, in the market gps satellite positioning system is the present domestic and foreign most advanced security installments, the gps system has the vehicles localization, instead to plunder the warning, the network security, in the remote control flameout, the vehicle to monit
24、or, to come to anchor the rescue, the state of roads information, the manual guidance, the vehicles inquiry and so on many kinds of functions. the gps satellite positioning automobile burglary protection system belongs to the network type security, it mainly serves the security purpose depending on
25、the fixed ignition or the starting, but simultaneously may also through the gps satellite positioning system, the alarm message and the warning vehicles silent transmits in the position to the warning center. the expert reminds, this kind of security technical name is called to be very resounding, a
26、lthough has the security function, but uses is not very practical, moreover the price is also expensive, the actual function is not big. the satellite tracing burglary protection system, is mainly the automobile equipment repayment system, by way of the satellite screen, demonstrates the vehicles po
27、sition, therefore acts according to is the victim in the vehicle to have installs the satellite tracking system, is all transmits the system to destroy, is the power source is shut off, causes the satellite to be unable to trace automobiles concrete position, namely loses the security effectiveness,
28、 moreover the price is expensive, the light installs a set not to bring display monitors gps to need to spend 6000-7000 yuan, but every year must pay the nearly thousand yuan service fees to the gps system service company, the soaring purchase spends with the working cost lets many vehicle owners sh
29、rink back at the sight, the economic efficiency is bad.the electronic warning security arises at the historic moment. the automobile electron burglary protection system was canada has supposed burglary protection systems control circuit in the original central door locks foundation, controlled at th
30、e same time which the automobile moved and reports to the police. the electron security is at present a more ideal security installment. if has on the committing a theft burglary automobile or automobiles goods, the burglary protection system will not only have the cut-off start-up circuit, the elec
31、tric firing circuit, to blow the electric circuit, the feed electric circuit and the speed change electric circuit, will apply the brake to deadlock and so on function, simultaneously, will also send out the acousto-optic signal which different will pray for rescue to carry on the warning, for the t
32、hief in a spirits attack, will prevent the thief to commit a theft.the film threading type, the pressed key type and the remote control type and so on belong to the electronic formula security. the remote control type automobile security characteristic is may control remotely the security complete f
33、unction, reliable convenient, may have vibration functions and so on detection gating protection and microwave or infrared probe head. along with the technical fast development, the remote control type automobile security also increased many convenience practical attachment function, for example: in
34、 the remote control controls the door lock, the remote control to deliver puts the cold warm braw, the remote control electrically operated windows and doors and to control remotely the baggage compartment and so on. now in the market had the bidirectional function electron security, not only this k
35、ind security can control remotely the vehicles by the vehicle owner, the vehicles can also transmit own condition gives the vehicle owner, for example the vehicle door is opened or the glass glass is destroyed and so on. but the electronic security universal existence reports to the police by mistak
36、e the phenomenon, moreover also does not have on to solve the vehicles to lose the question radically.first t the ford sign passenger vehicle is robbed from the world the start, steals the vehicle to become nowadays in the city one of most common criminalities. automobile quantity increases, the veh
37、icles quantity which robs year by year are also risen, this brings the enormous astatic factor to the society, worried that the vehicles are robbed, become puzzle each automobile user the difficult problem. along with open cars unpopularity, the automobile door lock has been unable into absolutely s
38、afe hard general, causes the vehicle door to lock systems concept to further desalinate, from the automobile security also arises at the historic moment. now in the market each kind of electron security is dazzling, the sales volume best electron security lock then buys between 300 yuan to 400 yuan.
39、 in the market on many new style passenger vehicles already had installed now the original factory automobile security, on some vehicles key has the security chip, along with the adaptable unblanking password, causes to rob the vehicle thief to be unable with the technical method unlocking, but this
40、 kind of key, once loses can only depend on vehicles user register card to match set of keys again to the original factory. in the newest technical data said that some vehicle types already started to use cryptotype ic the card to replace the vehicle key, the vehicle owner, so long as enters the veh
41、icles 3 to 5 meters scopes, security the automatic unlocking, the vehicle owner sits in the vehicle to press down the ignition lock vehicles to start. after the vehicle owner leaves the vehicles 5 meters, the vehicle door will cage automatically.the burglary protection system is not multi-purpose, n
42、ow many passenger vehicles before leaving the plant the preassemble vehicle to use the computer burglary protection system. when the key chip data and the vehicle carry the computer to save the data match case in advance, the computer will only then inform the system-related to start to work, allows
43、 the engine to start. brings the vehicle to carry the computer burglary protection systems passenger vehicle not to need to install the electron again security. if is redundant installs, easy and the original vehicle installs the burglary protection system has the system conflict; if must certainly
44、extra install the electron security, please note and the ignition system separates, will otherwise cause the engine to be unable to start and so on breakdowns. if presented the breakdown, do not disassemble voluntarily, welcome eliminate the breakdown code to the specialized service shop use special
45、ized decoder and relieves the breakdown.汽车防盗报警器汽车是目前人类主要的交通工具,也是现代文明的标志。全世界每年汽车销售量达6000多万辆,保有量已超过4亿辆。在用的车辆越多,但随之而来的交通事故和被盗的汽车也越来越多,造成了人员伤亡及经济财产的损失。人们对机动车辆的使用性能和防盗性能提出了更高的要求。汽车安全成为一个重要的社会问题。为了减少汽车事故的发生率,给拥有汽车的用户提供安全感,研制一种简单可靠、操作方便,能自动检测汽车各部分状况,发现不正常情况能给驾驶员发出报警提醒和防盗警报的安全系统,具有实际的设计意义。汽车的价值高,随着汽车数量不断增多,
46、汽车已经成为盗徒盗窃的重点,汽车被盗已成为当今普遍关注和急需解决的社会问题。目前各种汽车防盗方法和产品层出不穷,尽管车门或引擎已装有防盗机械锁,但是盗徒采用万能钥匙,可不用吹灰之力把车门打开,把车开走,汽车防盗问题依旧没有完全解决。如今社会上的汽车防盗方式有以下几种:一是机械式防盗,主要原理是锁住汽车上的某一机构,使其不能发挥其应有的作用。现有多种方式如:变速器档把锁、方向盘锁、制动踏板锁、离合踏板锁等等,带来的麻烦是机械锁的体积较大,车主又要随身多带一把钥匙。但是破解的手段众多,由于核心是一把锁,这就当不住溜门撬锁之徒。更当不住如液压剪之类的粗暴手段;不小心再把钥匙丢了二、电子防盗,是目前汽
47、车市场上最为流行的防盗装置。启动防盗系统可将点火线圈或供油回路切断,只用在解锁钥匙的控制下才能正常解除防盗。这类方式品种繁多;国内外大部分汽车在出厂时就配置了钥匙芯片防盗系统。利用钥匙中的无线电发射芯片与本车的ecu通讯后才能启动汽车发动机。还有声光报警系统,汽车仪表盘上装有发光二极管,既可以让车主知道系统的工作状态,也可以对窥探车厢的偷车贼起到阻吓作用。当汽车由于外力发生震动,或车门、后备箱盖、前机舱盖被强行开启时,系统发出报警声,以阻吓盗车贼。更有双向报警系统,比单纯的闪光和声响报警系统多了一个能通知车主的功能,当汽车遭到外界侵扰时,在附近的车主能通过随身携带的液晶显示钥匙知道汽车的状态。
48、三、网络式防盗系统,主要依靠社会的公共网络监控车辆的行驶。1、gps卫星定位防盗系,它通过gps卫星定位系统,确定车辆的位置,再通过gsm网将位置和报警信息传送到报警中心。报警中心通过gsm网控制汽车,断电/断油。缺点是价格较高;需要经常支付服务费;系统运行的功率较大;隐私性会受到侵扰;车辆长期放置不使用会耗尽电平电量。车停在地下、树下、大厦傍、室内系统都不起作用。2、gsm、gprs移动防盗器,gsm移动防盗器它依托gsm通讯网络,进行手机与汽车的智能联动防盗,具有防盗、监控、远程控制、远程报警、定位、反劫等多种功能,是维护社会治安、保护车主利益的有效手段。与同类产品相比,该系统还具有安装更隐蔽、技术更先进、性能更可靠等特性。具有不须建基站、报警不受距离限制。缺点是需要缴纳gsm号码的月租费。依赖gsn网的覆盖。盗贼的手段也是使用手机信号干扰器,阻断车辆与报警中心的联系,防盗系统失效。四、生物识别防盗系统,利用人体特征作为唯一解锁的钥匙,锁止汽车发动机。具体产品有汽车指纹启动控制器和静脉扫描控制器。利用人体指
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