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   _____     ___     ______     _____    __   _   
  / ___//   / _ \\  |      \\  |  ___|| | || | || 
  \___ \\  / //\ \\ |  --  //  | ||__   | '--' || 
  /    // |  ___  |||  --  \\  | ||__   | .--. || 
 /____//  |_||  |_|||______//  |_____|| |_|| |_|| 
`-----`   `-`   `-` `------`   `-----`  `-`  `-`

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發送短信 : TDOA Geo location estimation techniques