Why do CDMA phones have no SIM

Discussion in 'General Mac Discussion' started by vanaraju, Dec 21, 2004.

  1. vanaraju macrumors newbie

    Joined:
    Dec 21, 2004
    #1
    Must be a very basic question. BUt still what is the reason behind it and how does it work without a SIM
     
  2. jxyama macrumors 68040

    jxyama

    Joined:
    Apr 3, 2003
    #2
  3. abhishekit macrumors 65816

    abhishekit

    Joined:
    Nov 6, 2003
    Location:
    akron , ohio
    #3
    SIM cards basically contain the access code to the network. I guess in CDMA phones the access codes or 'spread codes' are hard coded. So you can not use your phone in any other network.
     

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