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Voice mail communication system

  • US 5,625,675 A
  • Filed: 07/11/1995
  • Issued: 04/29/1997
  • Est. Priority Date: 07/14/1994
  • Status: Expired due to Fees
First Claim
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1. A voice mail communication system comprising:

  • a signal transmission line;

    a plurality of terminal devices having a voice mail communication function, connected to said signal transmission line;

    mail server means connected to said transmission line for storing a plurality of voice mail messages and managing the addresses of said voice mail messages;

    a switch for exchanging voice signals of at least a plurality of telephones connected through a telephone network; and

    voice mail exchanger means connected to said switch and said transmission line for converting at least a voice data communication protocol of said telephone network to a voice data communication protocol of said transmission line between said telephone network and at least said mail server and one of said terminal devices and for converting at least said voice data communication protocol of said transmission line to said voice data communication protocol of said telephone network.

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