OPTICAL AMPLIFIER CONTROL IN WDM COMMUNICATIONS SYSTEMS

Details for Australian Patent Application No. 2002327942 (hide)

Owner MARCONI COMMUNICATIONS LIMITED

Inventors PACKHAM, Robert, Richard; CORR, Benjamin, John; PEGG, Steven, Ian

Pub. Number AU-A-2002327942

PCT Number PCT/GB02/04135

PCT Pub. Number WO2003/032533

Priority 0124258.5 09.10.01 GB

Filing date 11 September 2002

Wipo publication date 22 April 2003

International Classifications

H04B 010/17 Transmission systems employing beams of corpuscular radiation, or electromagnetic waves other than radio waves, e.g. light, infra-red - in which processing or amplification is carried out without conversion of the signal from optical form

H04J 014/02 Optical multiplex systems - Wavelength-division multiplex systems

Event Publications

23 January 2003 Complete Application Filed

  Priority application(s): 0124258.5 09.10.01 GB

3 July 2003 Application Open to Public Inspection

  Published as AU-A-2002327942

24 June 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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.

Legal

The information provided by the Site not in the nature of legal or other professional advice. The information provided by the Site is derived from third parties and may contain errors. You must make your own enquiries and seek independent advice from the relevant industry professionals before acting or relying on any information contained herein. Check the above data against the Australian Patent Office AUSPAT database.

Next and Previous Patents/Applications

2002327943-LIQUID CRYSTAL COMPOUNDS WITH BRANCHED OR CYCLIC END GROUPS

2002327941-PROJECTILE MONITORING APPARATUS AND METHODS