A METHOD FOR SEARCHING AND TRACKING WAVELENGTH WITH VARIABLE STEP-LENGTH

Details for Australian Patent Application No. 2001268895 (hide)

Owner HUAWEI TECHNOLOGIES CO., LTD.

Inventors GUO, Mingxian

Pub. Number AU-A-2001268895

PCT Pub. Number WO2002/091065

Filing date 20 April 2001

Wipo publication date 18 November 2002

International Classifications

G02F 001/01 Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating - for the control of the intensity, phase, polarisation or colour

G02B 006/293 Light guides - with wavelength selective means

Event Publications

1 May 2003 Application Open to Public Inspection

  Published as AU-A-2001268895

19 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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