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Each area automatic selection receiver for emergency radio signal

  • US 6,535,164 B2
  • Filed: 07/05/2001
  • Issued: 03/18/2003
  • Est. Priority Date: 04/06/2001
  • Status: Active Grant
First Claim
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1. In an each area automatic selection receiver of an emergency radio signal for receiving each area emergency broadcast electric wave comprising:

  • a demodulator for performing demodulation while receiving an input radio wave;

    a decoder for detecting a digital data reception message included in a demodulation output of said demodulator and detecting an area code signal distribution area for a received area code;

    an area code comparator for comparing the received area code with a current area code in connection with a desired reception area which is stored in a code memory and for judging agreement thereof in accordance with a predetermined judgment condition;

    an output driver for outputting at least one of a voice warning, an indication warning, or other alarm sound corresponding to said reception message in response to a judgment output of agreement of said area code comparator;

    the improvement comprising a receiver for receiving a GPS signal to obtain position data corresponding to reception position of the GPS signal; and

    a conversion apparatus for converting the position data to adjust the current area code of the desired reception area by use of an area code reference table and storing the adjusted current area code in said code memory.

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