Long-distance unlocking method for automobiles

Abstract

The invention provides a long-distance unlocking method for automobiles. Characteristics are that, the frequency of a mobile phone near a spare key is adjusted, so that the frequency of the resonator of the mobile phone is identical with the frequency of a control signal emitted by the spare key; the unlocking button of the spare key is manipulated, an unlocking signal is received by the mobile phone near the spare key through the resonator, and at the same time, a mobile phone of an automobile owner who is near the automobile is dialled and got through, the unlocking signal is superposed on a communication signal after modulation, and both the unlocking signal and the communication signal are send to the mobile phone of the owner near the automobile by communication base stations; and then the unlocking signal is emitted by an emitter after smoothing and demodulation by the mobile phone of the automobile owner, so as to realize unlocking of the automobile. The long-distance unlocking method is capable of unlocking automobiles under conditions that an automobile key is lost by the automobile owner.

Description

[0001] technical field

[0002] The invention relates to the communication field, in particular to an automobile unlocking method combining electronic equipment and a wireless communication network.

[0003] Background technique

[0004] At present, private cars are very popular, so car keys have become a must-have item for many people. However, due to the fast pace of life, there are many cases of forgetting or losing car keys; the current solution can only It is to go home to get a spare key, which obviously wastes a lot of time and energy, and is extremely inconvenient for private car owners.

[0005] Contents of the invention

[0006] In view of the above problems, the object of the present invention is to provide a remote car unlocking method, which can unlock the car when the car owner loses the car key.

[0007] The technical scheme adopted by the present invention to solve its technical problems is: frequency modulation is carried out to the mobile phone near th...