Patent ID: 7623634
Filing Date: 2009-11-24
Classification: H04M

Abstract:
1. A method of supporting a secure caller ID feature in a telecommunications network, said method comprising: (a) processing a call from a calling party to a called party, said called party employing an end user terminal served by a facility of the telecommunications network to receive the call; (b) maintaining a voice sample database containing a plurality of voice samples, wherein the plurality of voice samples contained in the voice sample database are associated with telephone numbers of individuals to which the voice samples belong; (c) determining a telephone number of the calling party; (d) locating a voice sample in the voice sample database associated with the determined telephone number such that the located voice sample is selected from the voice sample database to be compared with the sampled voice of the calling party; (e) sampling the calling party's voice; (f) comparing the sampled voice of the calling party to the voice sample selected from the voice sample database; and, (g) communicating to the called party a result based upon an outcome of the comparison.