×

Tracking method for cell phone with positioning device and system thereof

  • US 20060170588A1
  • Filed: 01/30/2006
  • Published: 08/03/2006
  • Est. Priority Date: 01/31/2005
  • Status: Abandoned Application
First Claim
Patent Images

1. A tracking system for a cell phone with a positioning device to transmit longitudinal and latitudinal coordinates contained in a plurality of position coordinate signals obtained from a global positioning system (GPS) from a tracked end to a tracking end via the short message service (SMS), comprising:

  • a GPS receiving module for receiving the position coordinate signals transmitted from a plurality of satellites;

    a central processing unit (CPU) for converting the position coordinate signals into the longitudinal and latitudinal coordinates, and encoding and decoding a positioning short message containing the longitudinal and latitudinal coordinates; and

    a global system for mobile (GSM) communications module for transmitting and receiving the positioning short message.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×