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Device and method of transmitting SOS signals in mobile telecommunication terminal

  • US 20010004588A1
  • Filed: 12/15/2000
  • Published: 06/21/2001
  • Est. Priority Date: 12/16/1999
  • Status: Abandoned Application
First Claim
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1. A device for transmitting SOS signals in a mobile telecommunication terminal, comprising:

  • a memory for storing code signals of a format corresponding to each of a plurality of SOS phrases;

    a user interface for selecting one of the SOS phrases stored in the memory of the mobile telecommunication terminal;

    a control section for selecting the stored code signal corresponding to the selection of the user;

    a frequency generation section for generating a local oscillating frequency signal of a predetermined bandwidth; and

    a frequency modulation section for modulating a frequency of the selected code signal of the corresponding format by inputting the local oscillating frequency signal of the predetermined bandwidth, and transmitting the modulated signal.

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