IMPROVEMENTS TO TRACKING SYSTEMS

Details for Australian Patent Application No. 2002313399 (hide)

Owner QUIKTRAK NETWORKS LTD

Inventors HURST, Gregory, Charles; AGUTTER, Wayne, Norman; SCHENK, Robert; CARNEY, William, Mark; HOMES, Charles, Leigh

Pub. Number AU-A-2002313399

PCT Number PCT/AU02/01094

PCT Pub. Number WO2003/016937

Priority PR 6971 13.08.01 AU

Filing date 13 August 2002

Wipo publication date 3 March 2003

International Classifications

G01S 003/02 Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received - using radio waves

G01S 005/14 Position-fixing by co-ordinating two or more direction or position-line determinations - Determining absolute distances from a plurality of spaced points of known location

H04B 001/707 Details of transmission systems, not covered by a single one of groups - using direct sequence modulation

H04B 007/08 Radio transmission systems, i.e. using radiation field - at receiving station

H04J 013/04 Code multiplex systems

H04M 011/00 Telephonic communication systems specially adapted for combination with other electrical systems

Event Publications

2 January 2003 Complete Application Filed

  Priority application(s): PR 6971 13.08.01 AU

29 May 2003 Application Open to Public Inspection

  Published as AU-A-2002313399

4 September 2008 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(e). Examination has been requested or an examination report has issued for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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