Patent ID: 8280052
Filing Date: 2012-10-02
Classification: H04L

Abstract:
1. A signal transmission authentication apparatus comprising: a receiver input associated with a receiver and operable to receive from an associated transmitter a changing signal and a first signature based on first phoneme data corresponding to the received changing signal; a receiver extractor associated with the receiver, the receiver extractor including logic operable to extract, in accordance with a first user-selectable feature set, second phoneme data from the received changing signal data, wherein the first user-selectable feature set is selectively adjusted by an associated user to provide user control over a set of phonemes used by the receiver extractor to extract the second phoneme data from the received changing signal data; a signature generator including logic operable to regenerate the first phoneme data from the first signature; a comparator including logic operable to generate a comparison signal in accordance with a comparison of the second phoneme data and the first phoneme data regenerated from the first signature; and, a receiver output operable to generate a signal corresponding to authenticity of the received changing signal in accordance with an output of the comparator.