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Method and apparatus for updating rules governing the switching of virtual SIM service contracts

  • US 8,639,245 B2
  • Filed: 06/08/2009
  • Issued: 01/28/2014
  • Est. Priority Date: 06/08/2009
  • Status: Active Grant
First Claim
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1. A method for updating VSIM switching rules that prescribe which service contract account to enable on a mobile device having a VSIM internal memory unit having stored therein provisioning data for a plurality of service contracts, comprising:

  • establishing a connection with a remote server using currently enabled provisioning data supporting a first service contract;

    downloading updated VSIM switching rules from the remote server;

    storing the updated VSIM switching rules to memory;

    implementing the updated VSIM switching rules;

    comparing the updated VSIM switching rules to current operating conditions to select one of the plurality of service contracts;

    retrieving from the VSIM internal memory unit provisioning data of a second service contract if the updated VSIM switching rules for the second service contract are satisfied;

    loading the retrieved provisioning data of the second service contract into a VSIM provisioning buffer; and

    implementing the provisioning data of the second service contract from the VSIM provisioning buffer to memory if the updated VSIM switching rules for the second service contract are satisfied.

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