Patent 7877112 was granted and assigned to Nextel Communications on January, 2011 by the United States Patent and Trademark Office.
System and method for transferring data from a first subscriber identity module (SIM) card to a second SIM card are provided. The first SIM card is inserted into a wireless telephone. Software is downloaded to the wireless telephone. The software converts the data from a format of the first SIM card to a format of the second SIM card. The second SIM card is inserted into the wireless telephone, and the converted data is written to the second SIM card.