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Territorial enforcement of device functionality

  • US 7,689,231 B2
  • Filed: 10/18/2006
  • Issued: 03/30/2010
  • Est. Priority Date: 05/17/2006
  • Status: Expired due to Fees
First Claim
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1. A multifunctional communication device having a plurality of device functionalities and comprising a subscriber identify module (SIM) card that is operative to cause the multifunctional communication device to reversibly disable at least one of the device functionalities upon entry of the multifunctional communication device into a secured territory, wherein the multifunctional communication device is further configured to reject replacement of said SIM card while said at least one device functionality is disabled.

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