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Alert signal during telephone conversation

  • US 6,628,759 B1
  • Filed: 12/10/1999
  • Issued: 09/30/2003
  • Est. Priority Date: 12/10/1999
  • Status: Expired due to Fees
First Claim
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1. A telephone line device, comprising:

  • a telephone line interface; and

    a spoken voice time stamp injection module, in communication with said telephone line interface, adapted to periodically inject a spoken voice time stamp through said telephone line interface so that an electrical signal corresponding to said spoken voice time stamp is integrated with an electrical signal corresponding to input from a caller to a telephone in communication with said telephone line interface;

    wherein a user of said telephone in communication with said telephone line interface hears said spoken voice time stamp.

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