SYSTEM AND METHOD FOR MULTIPLEXING AND DEMULTIPLEXING OPTICAL SIGNALS USING DIFFRACTION GRATINGS

Details for Australian Patent Application No. 2002350268 (hide)

Owner CHORUM TECHNOLOGIES LP

Inventors WONG, Seng-Ieong (nmi); LIN, Leo, Yu-Yu; LU, YanQing (nmi)

Pub. Number AU-A-2002350268

PCT Number PCT/US02/37941

PCT Pub. Number WO2003/046629

Priority 60/334,371 27.11.01 US; 10/294,971 14.11.02 US

Filing date 25 November 2002

Wipo publication date 10 June 2003

International Classifications

G02B 006/34 Light guides - utilising prism or grating

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

G02B 006/293 Light guides - with wavelength selective means

Event Publications

20 March 2003 Complete Application Filed

  Priority application(s): 60/334,371 27.11.01 US; 10/294,971 14.11.02 US

21 August 2003 Application Open to Public Inspection

  Published as AU-A-2002350268

12 August 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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