在大多数国家，车辆被偷窃和抢劫正成为日益严重的问题，这就激发了对高质报警器和车辆固定装置的要求的上升。早期的物理反偷窃装置，如方向盘上的锁，会很快被汽车窃贼所掌握，而不能提供保护阻止窃贼闻人，同此，汽车安全系统在运用电子设备方面已变得更为高级。不幸的是窃 In most countries, theft and robbery of vehicles is becoming an increasingly serious problem, which has triggered an increase in demand for high-quality alarms and vehicle fixtures. Early physical anti-theft devices, such as those found on the steering wheel, were quickly mastered by car thieves and failed to provide protection against thieves. In the same vein, car safety systems have become more advanced in the use of electronic devices. Unfortunately, theft