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Long distance telephone switching system with enhanced subscriber services

  • US 5,222,120 A
  • Filed: 04/23/1990
  • Issued: 06/22/1993
  • Est. Priority Date: 04/23/1990
  • Status: Expired due to Term
First Claim
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1. Apparatus for making enhanced telephone services available for use by a caller at any telephone station connectable to a telephone system, said apparatus comprising:

  • (a) switching means for receiving calls including an authorization code and selection codes entered from said telephone station;

    (b) processing means operable in connection with said switching means for implementing said enhanced telephone services and operative to receive said authorization and selection codes;

    (c) storage means for storing information available to said processing means and including information defining certain ones of said enhanced telephone services preselected by a subscriber to be associated with said authorization code; and

    (d) wherein said processing means includes means responsive to said authorization code entered from said telephone station by the caller to extract said information defining said preselected enhanced telephone services and to make said services available to be selected for use from said telephone station by entry of said selection codes.

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