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Tuesday, 31-Jul-2012 06:24 Email | Share | | Bookmark
How garage door remote evolve in time

The first remote control garage door opener was very simple. One can open or close the garage door by transmitting on a fixed frequency by a transmitter which is received by a receiver. But, the problem is, when it was widely spread one can open doors not only his but also neighbor's doors in range.

To solve this problem garage door repair Chandler, multi-code systems were developed in next stage of development of remote control garage door. The owner of garage can preset a digital code. But, where, security is a subject of concern, this system didn't worked out, because, thieves can attempt every possible combination of the code to open the door. The third and fourth stages of garage door development prevent problems of first two stages. Manufacturers assures that, only the owner can open the door, because, after transmitting a code, the transmitter creates a new code with the help of encoder, and the receiver do as vice versa. It is impossible for thieves to break the code. So, the security problem is emitted.


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