Patent ID: 6980797
Filing Date: 2005-12-27
Classification: G06K,G06Q,H04L,H04M

Abstract:
1. A method of identifying an object having an identification means, comprising generating and transmitting an authorization signal indicating the timeslot or timeslots allowed for the transmission of an identification request signal, receiving at a mobile station of a time division mobile communication system, in which the frequency channels used by the system are divided into timeslots, the authorization signal indicating the timeslot or timeslots allowed for transmission of the identification request signal, reading the object's identification data from the identification means by transmitting said identification request signal by the mobile station's radio transmitter to said identification means in the timeslot indicated by said authorization signal, and receiving an identification signal by the mobile station's radio receiver or by the mobile station's infrared receiver from said identification means, and identifying said object on the basis of the identification data included in the identification signal.