Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
February 16, 2010
Patent Application Number
10362002
Date Filed
July 31, 2001
Patent Primary Examiner
Patent abstract
The present invention relates to relocation of the control of communication between a first station and a second station from a first communication system controller to a second communication system controller. The communication is ciphered by means of a first ciphering key. In the method, after the initiation of the relocation of control of the communication from the first controller to the second controller a request for relocation is transmitted to the second controller. The request contains the first ciphering key and at least one other ciphering key.
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