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Security system capable of locating a stolen car

  • US 6,127,924 A
  • Filed: 03/19/1999
  • Issued: 10/03/2000
  • Est. Priority Date: 03/19/1999
  • Status: Expired due to Fees
First Claim
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1. A security system capable of locating a stolen car and protecting a house against burglary, said security system comprising:

  • a control center (11) having a telephone device (112), a master controller (113) and a computer (111), said master controller (113) having an automatic telephone dialer and a pager receiver, said computer (111) having built-in car and car owner data, each of said telephone device (112) and said pager receiver having a phone number;

    a controller (12) adapted to be installed in a car for controlling the operation of the car, said controller (12) having a pager receiver module (121) for receiving paging signals, a transmitter module (122) for transmitting wireless signals, and a receiver module (123) for receiving wireless signals; and

    a plurality of base stations (13) installed in different locations, each base station (13) having an automatic dialer module (131), a transmitter module (132) for transmitting wireless signals, and a receiver module (133) for receiving wireless signals,wherein, when a car owner finds that a car has been stolen, a telephone call is connected to the telephone device (112) of said control center (11) to enter said car owner data to be checked against said built-in data so that said master controller (113) calls the pager receiver module (121) of the controller (12) via said automatic telephone dialer to command said controller (12) to enter into a searching mode in which the transmitter module (122) of said controller (12) transmits a wireless searching signal to search for a base station (13), the transmitter module (132) of said base station (13) transmitting a wireless control signal after receiving said wireless searching signal via the receiver module (133) thereof, said controller (12) being activated to control the operation of said car after receiving said control signal via the receiver module (123) thereof.

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