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Multi-function general purpose transceiver

  • US 20010002210A1
  • Filed: 01/08/2001
  • Published: 05/31/2001
  • Est. Priority Date: 02/14/1997
  • Status: Active Grant
First Claim
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1. A system for communicating information to a predetermined location comprising:

  • a transmitter configured to transmit a signal containing an instruction code, the instruction code uniquely identifying an instruction to be carried out;

    a transceiver configured to receive the transmitted signal, said transceiver circuit including a line interface circuit configured to interface with a telephone line that is part of the public-switched telephone network (PSTN) and initiate a phone call over the telephone line, said transceiver further including a controller configured to control the reception of the transmitted signal and to control the communication of information over the telephone line, and a central station located remote from said transceiver but being in communication with said transceiver via the PSTN, said central station having a decoder configured to decode the instruction code.

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