Method to reduce modem call establishment time to a telematics unit

Method to reduce modem call establishment time to a telematics unit

  • CN 1,825,881 A
  • Filed: 01/18/2006
  • Published: 08/30/2006
  • Est. Priority Date: 01/18/2005
  • Status: Active Application
First Claim
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1. method that the data of discerning in the wireless network connect comprises:

  • Use modulator-demodulator attempting in described wireless network, setting up the data connection between telematics unit and the call center;

    In described connection cut-and-try process, judge whether the frequency that receives by described modulator-demodulator is audio frequency;

    AndIf be judged as audio frequency, then just before overtime, abandon described connection trial.

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