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Call waiting service in a telecommunications network

  • US 6,463,146 B1
  • Filed: 03/02/1998
  • Issued: 10/08/2002
  • Est. Priority Date: 07/03/1996
  • Status: Expired due to Fees
First Claim
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1. A method of operating a telecommunications network comprising:

  • (a) establishing a dial-up connection via the telecommunications network between a user data terminal and a data services provider;

    (b) establishing a data channel with said data services provider over the dial-up connection;

    (c) transmitting a call waiting signal on the data channel to the user when a call is made to the user by a third party;

    (d) establishing a voice connection between the third party and the user data terminal over the data channel whereby said data channel carries both data representing said voice connection and other data; and

    (e) limiting the amount of said other data allowed to be transmitted over said data channel to a predetermined amount.

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