Patent ID: 6160852
Filing Date: 2000-12-12
Classification: H04B

Abstract:
A method for providing wide band and narrow band communications, the method comprises the steps of:a) receiving a request for a narrow band communication, wherein the request includes identity of at least one targeted communication device;b) determining whether the at least one targeted communication device is participating in a wide band communication on a wide band channel;c) when the at least one targeted communication device is participating in the wide band communication, mixing a narrow band communication with the wide band communication to produce a mixed signal;d) providing the mixed signal to the at least one targeted communication device via the wide band channel;e) receiving a second mixed signal from the at least one targeted communication device;f) extracting an audio signal from second mixed signal; andg) providing, via a narrow band channel, the audio signal to a communication device participating in the narrow band communication.