Patent Number: 6,307,921

Title: Text enhanced telephony

Abstract: A system is described for assisting the hard of hearing in the use of the telephone, the system termed here text enhanced telephony or TET. The hard of hearing user uses a TET device or appliance which permits the user to speak and to hear the words spoken by the other party, the TET device also supplying to the user a text character stream of the words spoken by the other party. The TET system uses the system of voice-to-text relays, already in existence to assist the deaf community communicate with hearing persons over the telephone, to translate the spoken voice into a text stream. The TET relay and TET device are capable of separating voice and digital communications frequencies carrying text so that voice and a text communications stream of the words spoken by the voice can be carried over a common telephone line. The devices can also be capable of automated capabilities such that the devices can automatically configure a three-party relay call without the need for the user's instructions.

Inventors: Engelke; Robert M. (Madison, WI), Colwell; Kevin (Middleton, WI)

Assignee: Ultratec, Inc.

International Classification: H04M 11/00 (20060101); H04M 011/00 ()

Expiration Date: 10/23/2018