Patent ID: 7084736

Claim:
A method for checking access permission of a traveler using public transportation, comprising the steps of: storing of authorization data in a portable personal identification module of the traveler, storing of identification data which comprises biometric parameters of the traveler that are specific to the traveler's outer appearance in said personal identification module, contactless transmission of said identification and authorization data to a contactless interface in a portable authorization-checking device, visual reproduction of said identification and authorization data with a Virtual Retinal Display (VRD) device to a user of said authorization-checking device, verifying the traveler's identity by the user comparing the visual reproduction of said biometric parameters by the VRD to the traveler's outer appearance, checking the traveler's authorization by the user viewing the visual reproduction of said authorization data by the VRD, and allowing or denying the traveler access to the public transportation after said verifying and checking.