Forward link repeater frequency watermarking system

Details for Australian Patent Application No. 2004214826 (hide)

Owner Qualcomm Incorporated

Inventors Simic, Emilija; Patrick, Christopher

Agent Madderns

Pub. Number AU-B-2004214826

PCT Pub. Number WO2004/077699

Priority 10/392,442 17.03.03 US; 60/449,774 24.02.03 US

Filing date 23 February 2004

Wipo publication date 10 September 2004

Acceptance publication date 3 July 2008

International Classifications

H04B 7/26 (2006.01) Radio transmission systems, i.e. using radiation field - at least one of which is mobile

G01S 1/00 (2006.01) Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters

G01S 5/02 (2006.01) Position-fixing by co-ordinating two or more direction or position-line determinations - using radio waves

G01S 5/14 (2006.01) 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 7/38 (2006.01)

Event Publications

15 September 2005 PCT application entered the National Phase

  PCT publication WO2004/077699 Priority application(s): WO2004/077699

3 July 2008 Application Accepted

  Published as AU-B-2004214826

30 October 2008 Standard Patent Sealed

22 September 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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