Patent ID: 7251731

Claim:
A method of setting up an outgoing call from a mobile terminal of a user in a radio telephone network to a second terminal through fixed storage means in said radio telephone network, said method including biometrically authenticating said user in said mobile terminal thereby producing a result of said biometric authentication, applying said biometric authentication result and a predetermined result respectively to identical algorithms respectively performed in said mobile terminal and said fixed storage means to authenticate said mobile terminal and thereby produce a signature and a signature result, transmitting said signature from said mobile terminal to said fixed storage means, comparing said signature and said signature result in said fixed storage means, calling from said fixed storage means to said second terminal and transmitting an identifier of said mobile terminal from said fixed storage means to said second terminal only if said signature and said signature result are identical, and identifying said mobile terminal by said second terminal, said second terminal accepting said outgoing call only in response to said second terminal recognizing said transmitted mobile terminal identifier.