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Data communication method using mobile terminal

  • US 20020042264A1
  • Filed: 10/02/2001
  • Published: 04/11/2002
  • Est. Priority Date: 10/11/2000
  • Status: Active Grant
First Claim
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1. A method for transmitting data in a data communication system having a transmitting data terminal and a mobile terminal, the method comprising the steps of:

  • establishing a voice communication channel between said mobile terminal and a receiving data terminal using said data communication system set to a Voice mode;

    setting said data communication system to a Data mode without disconnecting said voice communication channel by transmitting a first connection request and a receiving side telephone number to said mobile terminal;

    establishing a data communication channel between said transmitting and receiving data terminals; and

    transmitting data by said transmitting data terminal to said receiving data terminal through said data communication channel.

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