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DSL integrated call waiting

  • US 7,136,466 B1
  • Filed: 05/30/2002
  • Issued: 11/14/2006
  • Est. Priority Date: 05/30/2002
  • Status: Expired due to Fees
First Claim
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1. A phone system, comprising:

  • a telephone call detector; and

    a digital subscriber line routing system coupled to the telephone call detector to route an incoming analog phone call over a digital channel of a called party digital subscriber line connected to a packet switched network while retaining a connection to an analog phone call already connected over an analog channel of the called party digital subscriber line if the called party is engaged in an electronic chat session on the digital channel of the called party digital subscriber line, the digital subscriber line routing system sending a message to a called party computer having the electronic chat session prompting a user of the called party computer to indicate whether the incoming analog phone call should be directed to the called party computer over the digital channel, wherein the incoming analog phone call is directed to the called party computer if authorization is received by the user.

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