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Monitored personal emergency response system

  • US 5,128,979 A
  • Filed: 02/06/1991
  • Issued: 07/07/1992
  • Est. Priority Date: 02/06/1991
  • Status: Expired due to Term
First Claim
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1. A monitored personal emergency response system comprising:

  • a response unit operative to receive and decode alarm messages from one or more subscriber units via a first communication link;

    a computer means operative in response to decoded alarm messages from the response unit to provide corresponding output alarm signals;

    a paging transmitter operative in response to the output alarm signals from the computer means to transmit predetermined alarm messages to one or more remote paging receiver units operative to denote and display the received predetermined alarm messages;

    a control unit operative in response to alarm messages received from the one or more subscriber units via the first communication link to provide output signals indicative of received alarm messages;

    the paging transmitter being operative in response to the output signals from the control unit for transmitting a predetermined paging message to the one or more remote paging receiver units;

    a calling unit operative in response to the output signals from the control unit indicative of receipt by the control unit of an alarm message from a subscriber unit to direct a supplemental alarm message to a predetermined remote response center;

    wherein the control unit and the paging transmitter are operative to provide the predetermined alarm message to the one or more remote paging receiver units, even when the response unit or the computer means or both the response unit and the computer means are not operative to provide decoded alarm messages.

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