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Pager with visible display indicating unread messages

  • US 4,385,295 A
  • Filed: 09/29/1981
  • Issued: 05/24/1983
  • Est. Priority Date: 09/29/1981
  • Status: Expired due to Term
First Claim
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1. In a pager with a plurality of memory locations for storing a corresponding plurality of messages, a method of distinguishing between read and unread messages comprising the steps of:

  • incrementing one of a cascade of flip-flops when a message is received to count the number of messages stored in said memory;

    providing a message indicator corresponding to each one of said plurality of memory locations;

    flashing said message indicator to indicate that a message associated with said indicator has been received and has not yet been read; and

    terminating the flashing of said message indicator when said message has been read.

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