Captioned telephone service

CAFC
  • US 7,660,398 B2
  • Filed: 02/18/2005
  • Issued: 02/09/2010
  • Est. Priority Date: 02/18/2004
  • Status: Active Grant
First Claim
Patent Images

1. A method of operating a captioned telephone call in which an assisted user is connected by a captioned telephone device which is connected both to one telephone line to a remote user and a second telephone line to a relay providing captioning for a conversation, the method comprising the steps ofwhen the assisted user initiates a call by dialing a telephone number on a first telephone line, the captioned telephone device storing the telephone number without dialing immediately on the first telephone line;

  • the captioned telephone device initiating a call on the second telephone line to the relay to initiate captioning service set up, and thereafter passing spoken words received on the first telephone line to the second telephone line; and

    the captioned telephone device then dialing the stored telephone number on the first telephone line to initiate a spoken conversation; and

    the captioning service then providing captioning to the captioned telephone device of the spoken words transmitted on the second telephone line.

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