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System and method for using CDMA mobile with GSM core infrastructure

  • US 20030133425A1
  • Filed: 02/14/2002
  • Published: 07/17/2003
  • Est. Priority Date: 01/17/2002
  • Status: Abandoned Application
First Claim
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1. A code division multiple access (CDMA) mobile station (MS), comprising:

  • a radio circuit configured to communicate with a CDMA radio access network (RAN) using CDMA protocol; and

    a subscriber circuit configured to communicate with a GSM subscriber identity module (SIM) to permit the MS to authenticate itself with a GSM core infrastructure, whereby use of the CDMA RAN with the GSM core infrastructure is facilitated.

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