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Wireless community alerting system

  • US 20030163532A1
  • Filed: 02/25/2002
  • Published: 08/28/2003
  • Est. Priority Date: 02/25/2002
  • Status: Active Grant
First Claim
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1. An electronic messaging system comprising:

  • (a) a plurality of physical units, each comprising;

    (i) a microprocessor having a memory associated therewith, (ii) a plurality of visual signaling devices controlled by the microprocessor; and

    (iii) a paging receiver responsive to a predetermined RF carrier frequency transmitted by a paging terminal and adapted to receive encoded messages in accordance with a predetermined protocol from said paging terminal, said encoded messages including an address code and whereby only those physical units whose paging receiver is tuned to said predetermined carrier frequency, and having an address matching said address code, can forward the data to said microprocessor for causing the microprocessor to actuate one or more of the visual signaling devices in accordance with the received data for providing notification of a predetermined event.

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