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Mobile device activation

  • US 10,440,561 B2
  • Filed: 09/15/2014
  • Issued: 10/08/2019
  • Est. Priority Date: 01/07/2007
  • Status: Active Grant
First Claim
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1. A method comprising:

  • at a mobile device;

    receiving an activation identifier, wherein;

    i) the activation identifier is based on a first subscriber identity module (SIM) card included in the mobile device, ii) the activation identifier is received after a service plan is selected, and iii) the first SIM card is associated with a first SIM identifier;

    storing the activation identifier in a device memory store, wherein;

    the device memory store comprises a secure data store, and a digital certificate is associated with a storage of the activation identifier in the secure data store;

    reading a second SIM identifier from a second SIM card included in the mobile device, wherein the second SIM identifier comprises an integrated circuit card identifier (ICCID) of the second SIM card;

    comparing the activation identifier and the second SIM identifier to determine whether they match in order to enable the mobile device to self-determine whether it has been activated and in order to prevent use of a SIM card different from the first SIM card;

    when the activation identifier and the second SIM identifier do not match;

    preventing use of the second SIM card to access a wireless network; and

    when the activation identifier and the second SIM identifier match;

    placing the mobile device in a full service mode with ability to access the wireless network.

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