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Telephone adapter with advanced features

  • US 20060093104A1
  • Filed: 10/04/2005
  • Published: 05/04/2006
  • Est. Priority Date: 10/06/2004
  • Status: Abandoned Application
First Claim
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1. Communication apparatus, comprising:

  • a telephone adapter, comprising;

    a phone connector, for connecting to a telephone;

    a line connector, for connecting to a telephone line of a circuit-switched telephone network;

    a computer interface;

    a phone analog front end (AFE), coupled to the phone connector and operative to convert audio input signals generated by the telephone into digital output samples for transfer via the computer interface; and

    a line AFE, coupled to the line connector and operative to convert digital input samples received from the computer interface into analog output signals for transmission over the telephone line; and

    a computer, which is coupled to the telephone adapter via the computer interface and is arranged to process the digital output samples in order to decode an indication of a destination telephone number that was input to the telephone by a user, and is further arranged to generate the digital input samples responsively to the decoded indication so as to cause the line AFE to transmit over the telephone line a sequence of dual-tone multi-frequency (DTMF) signals corresponding to the destination telephone number.

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