Patent ID: 8314682
Filing Date: 2012-11-20
Classification: G06K

Abstract:
1. A method of processing biometric data relating to a biological part, in a biometric system having (1) at least one set of reference biometric data resulting from the application of an “exclusive or” operation between a first set of biometric data and a first encoded key and (2) a piece of information relating to the first key; said method comprising the following steps: wherein said first and second sets of biometric data are expressed in a multidimensional coordinate system of N dimensions, N being an integer greater than or equal to 2, the biometric data along at least one of said N dimensions being obtained by a plurality of processes applied in relation to said biological part; and wherein said first encoded key is obtained by applying an encoding transforming an initial word of a predetermined length into a word coded in said multidimensional coordinate system.