Patent ID: 6493670
Filing Date: 2002-12-10
Classification: H04M

Abstract:
A telephone for use by a user who speaks an utterance which is indicative of a DTMF signal the user desires to be transmitted by the telephone, the telephone comprising:a microphone which receives the spoken utterance from the user and outputs electrical microphone signals which are indicative of the spoken utterance; a speech recognition circuit within said telephone which receives the electrical microphone signals and outputs a speech recognition signal which identifies when the microphone signals correspond to one of a predetermined set of DTMF commands; an input for activating the speech recognition circuit while engaged in a call; a DTMF signal generator which receives the speech recognition signal and responds, when the speech recognition signal identifies one of the predetermined set of DTMF commands, by outputting a DTMF signal which corresponds to the identified one of the predetermined set of DTMF commands; and means for deactivating the speech recognition circuit while engaged in a call.