GSM Security system for a car

Abstract

Today , the wireless global system for mobile communications in our country , has a very wide range and coverage large number of users . this system provide many services that can be used in different applications like controlling and alarming. The car is a very important thing in our daily life, and the other hand it is very expensive so we need to keep it safe and secure it from stealing. In this project we will design and implement a GSM based security system for a car that it includes one or more sensors, which will be placed inside the care that will be able to sense a person who enter the car , and the system will give the car owner a warning by dialing his phone number then he can shut down the car and catches the intruders using other controlling signal called dual-tone multi-frequency (DTMF) signal.