LOW OUTPUT NOISE SWITCHED MODE POWER SUPPLY WITH SHIELDLESS TRANSFORMER

Details for Australian Patent Application No. 2002258299 (hide)

Owner INVENSYS ENERGY SYSTEMS (NZ) LIMITED

Inventors JAMES, David, Alun

Pub. Number AU-A-2002258299

PCT Pub. Number WO2002/084679

Priority 511144 12.04.01 NZ

Filing date 12 April 2002

Wipo publication date 28 October 2002

International Classifications

H01F 027/33 Details of transformers or inductances, in general - Arrangements for noise damping

H02M 003/33 Conversion of dc power input into dc power output

H03H 007/09 Multiple-port networks comprising only passive electrical elements as network components - Filters comprising mutual inductance

Event Publications

17 April 2003 Application Open to Public Inspection

  Published as AU-A-2002258299

19 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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