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GSM-like and UMTS-like authentication in a CDMA2000 network environment

  • US 20050251681A1
  • Filed: 03/09/2005
  • Published: 11/10/2005
  • Est. Priority Date: 03/10/2004
  • Status: Active Grant
First Claim
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1. An authentication server used in a CDMA2000 network for authenticating a user terminal connected to a non-CDMA2000 network by using a root secret key in a GSM/UMTS-like authentication method, wherein said root secret key is shared between said user terminal and said CDMA2000 network.

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