Satellite-based positioning system receiver for weak signal operation

Details for Australian Patent Application No. 2002229396 (hide)

Owner SIGTEC NAVIGATION PTY LTD

Inventors Dempster, Andrew G.; Dougan, Stanley L.; Bryant, Roderick C.; Glennon, Eamon P.

Agent FB Rice

Pub. Number AU-A-2002229396

PCT Pub. Number WO2002/059639

Priority 60/263,439 23.01.01 US; 09/851,355 08.05.01 US

Filing date 23 January 2002

Wipo publication date 6 August 2002

International Classifications

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

G01S 011/00 Systems for determining distance or velocity not using reflection or reradiation

Event Publications

6 February 2003 Application Open to Public Inspection

  Published as AU-A-2002229396

24 January 2008 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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