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Selection of transmission alphabet sets for short message services

  • US 7,450,664 B2
  • Filed: 08/13/2003
  • Issued: 11/11/2008
  • Est. Priority Date: 08/14/2002
  • Status: Expired due to Fees
First Claim
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1. An apparatus for receiving text messages in a network, said apparatus comprising:

  • means for selecting a coding data set from a local coding data memory for decoding a received text message and, when the apparatus moves into a different network for communication, for selecting a coding data set from the local coding data memory as an initial default coding data set for the network, said initial default alphabet being the same for each different network;

    means to receive and demodulate the received text message;

    means to detect a type of the received text message;

    means responsive to the received text message type to determine a coding data set which has been used to encode the received text message;

    means for decoding the received text message with the determined coding data set; and

    means for displaying the decoded message,wherein the means for selecting the coding data set from a local coding memory changes the initial default coding data set for the different network to the determined coding data set for subsequent use in the different network.

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