IMPROVEMENTS IN POSITIONING SYSTEMS AND METHODS

Details for Australian Patent Application No. 2002233522 (hide)

Owner CAMBRIDGE POSITIONING SYSTEMS LIMITED

Inventors DUFFETT-SMITH, Peter, James; BRICE, James, Paul

Pub. Number AU-A-2002233522

PCT Pub. Number WO2002/068986

Priority 01301679.5 23.02.01 EP

Filing date 20 February 2002

Wipo publication date 12 September 2002

International Classifications

G01S 005/10 Position-fixing by co-ordinating two or more direction or position-line determinations - Position of receiver fixed by co-ordinating a plurality of position lines defined by path-difference measurements

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

H04Q 007/38

Event Publications

6 March 2003 Application Open to Public Inspection

  Published as AU-A-2002233522

12 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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