POWER BALANCED OPTICAL ADD/ DROP MULTIPLEXER AND POWER BALANCING METHODS THEREFORE

Details for Australian Patent Application No. 2002250025 (hide)

Owner CIENA CORPORATION

Inventors DEGRANGE, James, E., Jr.; SRIDHAR, Balakrishman

Pub. Number AU-A-2002250025

PCT Pub. Number WO2002/063811

Priority 09/777,774 06.02.01 US; 09/777,786 06.02.01 US

Filing date 6 February 2002

Wipo publication date 19 August 2002

International Classifications

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

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

H04B 010/08 Transmission systems employing beams of corpuscular radiation, or electromagnetic waves other than radio waves, e.g. light, infra-red - Equipment for monitoring, testing or fault measuring

Event Publications

13 February 2003 Application Open to Public Inspection

  Published as AU-A-2002250025

12 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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