Patent ID: 8588770
Filing Date: 2013-11-19
Classification: H04M,H04W

Abstract:
1. A telephone system for transmitting telephone signals between first and second mobile stations, said system comprising: a first internet protocol interface configured to receive an incoming cell phone signal generated by the first mobile station from a first cell tower having a first cell tower echo canceller, and to transmit said phone signal to the internet, wherein said first internet protocol interface having a first internal echo cancellation module; and a second internet protocol interface configured to receive said phone signal sent through the internet by said first internet protocol interface and to transmit said phone signal via a second cell tower having a second sell tower echo canceller to the second mobile station, wherein said second mobile station has a internal echo cancellation module, such that users of the first and second mobile stations can engage in a conversation where said phone signals are communicated over substantial distances through the internet through said first second internally echo cancelled interact protocol interfaces, wherein said first and second internet protocol interfaces with said internal first and second echo cancellation, are configured to correct distortions in said phone signal not corrected by said first and second cell tower echo cancellers, caused by the travel of said phone signal by interact delays.