Patent ID: 7099440
Filing Date: 2006-08-29
Classification: H04M,H04Q

Abstract:
1. A method for communicating TTY calls, comprising the steps of: detecting a TTY call; determining that a digital display on a first telecommunication terminal is to be used to display TTY information of the call from a second telecommunication terminal and that audio information will be transmitted to the second telecommunication terminal; generating the audio information transmitted to the second telecommunication terminal by a TTY device wherein the audio information is received from at least one of an acoustic coupler of the TTY device via a handset of the first telecommunication terminal or an interface of the TTY device via an analog interface of the first telecommunication terminal; converting the TTY information to digital display information; transmitting the digital display information to the first telecommunication terminal; and muting an incoming call audio path from the second telecommunication terminal to the first telecommunication terminal.