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Portable telephone terminal and method of customizing the same

  • US 20030013437A1
  • Filed: 07/12/2002
  • Published: 01/16/2003
  • Est. Priority Date: 07/12/2001
  • Status: Active Grant
First Claim
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1. A portable telephone terminal for use in network services provided by a plurality of communication service operators through networks, respectively, comprising:

  • position registering means for registering a position of the portable telephone terminal to connect the portable telephone terminal with one of said networks;

    control means for transmitting and receiving a voice signal or a data signal, said control means having functions corresponding to said network services between said networks and said portable telephone terminal required by said a plurality of communication service operators;

    said control means recognizing a recognition number of said one of networks to be connected with said portable telephone terminal; and

    based on said recognition number, said control means making each of said functions be effective or ineffective corresponding to said one of networks to be connected.

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