CASCADED RAMAN PUMP FOR RAMAN AMPLIFICATION IN OPTICAL SYSTEMS

Details for Australian Patent Application No. 2002367993 (hide)

Owner PIRELLI AND C. S.P.A.

Inventors ARTIGLIA, Massimo; DEBUT, Alexis

Pub. Number AU-A-2002367993

PCT Number PCT/EP02/06029

PCT Pub. Number WO2003/103108

Filing date 31 May 2002

Wipo publication date 19 December 2003

International Classifications

H01S 003/094 Lasers, i.e. devices for generation, amplification, modulation, demodulation, or frequency-changing, using stimulated emission, of infra-red, visible, or ultra-violet waves - by coherent light

H01S 003/30 Lasers, i.e. devices for generation, amplification, modulation, demodulation, or frequency-changing, using stimulated emission, of infra-red, visible, or ultra-violet waves - using scattering effects, e.g. stimulated Brillouin or Raman effects

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

Event Publications

5 February 2004 Complete Application Filed

12 February 2004 Application Open to Public Inspection

  Published as AU-A-2002367993

14 July 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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