Patent ID: 6314401
Filing Date: 2001-11-06
Classification: G07C,G10L

Abstract:
A system for verifying the identity of one or more passengers in a vehicle moving past a predetermined location, said system comprising:a) first transceiver means within said vehicle for wirelessly transmitting and receiving sequences of coded signals;b) second transceiver means positioned at said predetermined location for wirelessly transmitting and receiving sequences of coded signals to and from said first transceiver means;c) memory means containing a plurality of digitally stored signal groups each uniquely associated with the speech parameters in a predetermined message spoken by one of the individuals whose identity may be verified by said system;d) signal processing means within said first transceiver means for generating a sequence of digitized signals commensurate with the speech parameters in said message spoken by an occupant of said vehicle and for transmitting said sequence of digitized signals as one of said sequences of coded signals to said second transceiver means;e) comparator means for comparing said one of said sequences of coded signals received by said second transceiver means with each of said stored plurality of signal groups; andf) means for generating a pass signal in response to a predetermined degree of correspondence of said one of said sequence of coded signals with one of said stored plurality of signal groups.