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Methods of using digital modem identification information

  • US 6,421,376 B1
  • Filed: 09/03/1998
  • Issued: 07/16/2002
  • Est. Priority Date: 09/03/1998
  • Status: Expired due to Fees
First Claim
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1. A method for efficiently utilizing an analog modem when communicating with a host modem, the analog modem having a far echo canceling capability, including the steps of:

  • (a) determining if the host modem has digital communication capability;

    (b) communicating between the analog modem and the host modem using a modified communication processing protocol if the host modem is determined to have digital communication capability, the modified communication processing protocol including terminating any use of the far echo canceling capability of the analog modem for far echo cancellation; and

    (c) applying the far echo canceling capability of the analog modem to improve near echo cancellation for the analog modem.

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